diff --git a/app/Http/Controllers/IndexController.php b/app/Http/Controllers/IndexController.php
index a76cf67..b1cb1a3 100644
--- a/app/Http/Controllers/IndexController.php
+++ b/app/Http/Controllers/IndexController.php
@@ -246,6 +246,11 @@ class IndexController extends BaseController
         return view('http.lora');
     }
 
+    public function lora2()
+    {
+        return view('http.lora2');
+    }
+
     public function getPelmaStore()
     {
         echo Cache::get('pelma');
@@ -313,4 +318,103 @@ class IndexController extends BaseController
 
         return $data;
     }
+
+    /**
+     * 设备列表
+     * @return void
+     */
+    public function loraDeviceList()
+    {
+        return [
+            '设备1',
+            '设备2',
+            '设备3',
+        ];
+    }
+
+    public function loraData2()
+    {
+        $time = (int)(time() . '000');
+        $blood = [
+            [
+                $time,
+                80,
+            ]
+        ];
+
+        $temperature = [
+            [
+                $time,
+                36.1,
+            ]
+        ];
+
+        $heart = [
+            [
+                $time,
+                78,
+            ]
+        ];
+
+        $humidity = [
+            [
+                $time,
+                81.4,
+            ]
+        ];
+
+        $total = [50, 70, 90, 85, 80, 75, 70, 65, 60, 55];
+
+        $total_data = [];
+        foreach ($total as $key => $item){
+            $item_time = $time + 100 * $key;
+            $total_data[] = [
+                $item_time,
+                $item
+            ];
+        }
+
+        return [
+            'blood' => $blood,
+            'temperature' => $temperature,
+            'heart' => $heart,
+            'humidity' => $humidity,
+            'total_data' => $total_data,
+        ];
+    }
+
+    /**
+     * 专项对比数据
+     * @return void
+     */
+    public function getSpecialCompare()
+    {
+        $request_data = request()->all();
+
+        $compare_type = $request_data['compare_type'];
+
+        $time = (int)(time() . '000');
+
+        return [
+            '设备1' => [
+                [
+                    $time,
+                    70,
+                ]
+            ],
+            '设备2' => [
+                [
+                    $time,
+                    80,
+                ]
+            ],
+            '设备3' => [
+                [
+                    $time,
+                    90,
+                ]
+            ],
+
+        ];
+    }
 }
diff --git a/public/script/axios.min.js b/public/script/axios.min.js
new file mode 100644
index 0000000..4835d69
--- /dev/null
+++ b/public/script/axios.min.js
@@ -0,0 +1,9 @@
+/* axios v0.18.0 | (c) 2018 by Matt Zabriskie */
+!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.axios=t():e.axios=t()}(this,function(){return function(e){function t(r){if(n[r])return n[r].exports;var o=n[r]={exports:{},id:r,loaded:!1};return e[r].call(o.exports,o,o.exports,t),o.loaded=!0,o.exports}var n={};return t.m=e,t.c=n,t.p="",t(0)}([function(e,t,n){e.exports=n(1)},function(e,t,n){"use strict";function r(e){var t=new s(e),n=i(s.prototype.request,t);return o.extend(n,s.prototype,t),o.extend(n,t),n}var o=n(2),i=n(3),s=n(5),u=n(6),a=r(u);a.Axios=s,a.create=function(e){return r(o.merge(u,e))},a.Cancel=n(23),a.CancelToken=n(24),a.isCancel=n(20),a.all=function(e){return Promise.all(e)},a.spread=n(25),e.exports=a,e.exports.default=a},function(e,t,n){"use strict";function r(e){return"[object Array]"===R.call(e)}function o(e){return"[object ArrayBuffer]"===R.call(e)}function i(e){return"undefined"!=typeof FormData&&e instanceof FormData}function s(e){var t;return t="undefined"!=typeof ArrayBuffer&&ArrayBuffer.isView?ArrayBuffer.isView(e):e&&e.buffer&&e.buffer instanceof ArrayBuffer}function u(e){return"string"==typeof e}function a(e){return"number"==typeof e}function c(e){return"undefined"==typeof e}function f(e){return null!==e&&"object"==typeof e}function p(e){return"[object Date]"===R.call(e)}function d(e){return"[object File]"===R.call(e)}function l(e){return"[object Blob]"===R.call(e)}function h(e){return"[object Function]"===R.call(e)}function m(e){return f(e)&&h(e.pipe)}function y(e){return"undefined"!=typeof URLSearchParams&&e instanceof URLSearchParams}function w(e){return e.replace(/^\s*/,"").replace(/\s*$/,"")}function g(){return("undefined"==typeof navigator||"ReactNative"!==navigator.product)&&("undefined"!=typeof window&&"undefined"!=typeof document)}function v(e,t){if(null!==e&&"undefined"!=typeof e)if("object"!=typeof e&&(e=[e]),r(e))for(var n=0,o=e.length;n<o;n++)t.call(null,e[n],n,e);else for(var i in e)Object.prototype.hasOwnProperty.call(e,i)&&t.call(null,e[i],i,e)}function x(){function e(e,n){"object"==typeof t[n]&&"object"==typeof e?t[n]=x(t[n],e):t[n]=e}for(var t={},n=0,r=arguments.length;n<r;n++)v(arguments[n],e);return t}function b(e,t,n){return v(t,function(t,r){n&&"function"==typeof t?e[r]=E(t,n):e[r]=t}),e}var E=n(3),C=n(4),R=Object.prototype.toString;e.exports={isArray:r,isArrayBuffer:o,isBuffer:C,isFormData:i,isArrayBufferView:s,isString:u,isNumber:a,isObject:f,isUndefined:c,isDate:p,isFile:d,isBlob:l,isFunction:h,isStream:m,isURLSearchParams:y,isStandardBrowserEnv:g,forEach:v,merge:x,extend:b,trim:w}},function(e,t){"use strict";e.exports=function(e,t){return function(){for(var n=new Array(arguments.length),r=0;r<n.length;r++)n[r]=arguments[r];return e.apply(t,n)}}},function(e,t){function n(e){return!!e.constructor&&"function"==typeof e.constructor.isBuffer&&e.constructor.isBuffer(e)}function r(e){return"function"==typeof e.readFloatLE&&"function"==typeof e.slice&&n(e.slice(0,0))}/*!
+	 * Determine if an object is a Buffer
+	 *
+	 * @author   Feross Aboukhadijeh <https://feross.org>
+	 * @license  MIT
+	 */
+    e.exports=function(e){return null!=e&&(n(e)||r(e)||!!e._isBuffer)}},function(e,t,n){"use strict";function r(e){this.defaults=e,this.interceptors={request:new s,response:new s}}var o=n(6),i=n(2),s=n(17),u=n(18);r.prototype.request=function(e){"string"==typeof e&&(e=i.merge({url:arguments[0]},arguments[1])),e=i.merge(o,{method:"get"},this.defaults,e),e.method=e.method.toLowerCase();var t=[u,void 0],n=Promise.resolve(e);for(this.interceptors.request.forEach(function(e){t.unshift(e.fulfilled,e.rejected)}),this.interceptors.response.forEach(function(e){t.push(e.fulfilled,e.rejected)});t.length;)n=n.then(t.shift(),t.shift());return n},i.forEach(["delete","get","head","options"],function(e){r.prototype[e]=function(t,n){return this.request(i.merge(n||{},{method:e,url:t}))}}),i.forEach(["post","put","patch"],function(e){r.prototype[e]=function(t,n,r){return this.request(i.merge(r||{},{method:e,url:t,data:n}))}}),e.exports=r},function(e,t,n){"use strict";function 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invalid character"}function r(e){for(var t,r,i=String(e),s="",u=0,a=o;i.charAt(0|u)||(a="=",u%1);s+=a.charAt(63&t>>8-u%1*8)){if(r=i.charCodeAt(u+=.75),r>255)throw new n;t=t<<8|r}return s}var o="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";n.prototype=new Error,n.prototype.code=5,n.prototype.name="InvalidCharacterError",e.exports=r},function(e,t,n){"use strict";var r=n(2);e.exports=r.isStandardBrowserEnv()?function(){return{write:function(e,t,n,o,i,s){var u=[];u.push(e+"="+encodeURIComponent(t)),r.isNumber(n)&&u.push("expires="+new Date(n).toGMTString()),r.isString(o)&&u.push("path="+o),r.isString(i)&&u.push("domain="+i),s===!0&&u.push("secure"),document.cookie=u.join("; ")},read:function(e){var t=document.cookie.match(new RegExp("(^|;\\s*)("+e+")=([^;]*)"));return t?decodeURIComponent(t[3]):null},remove:function(e){this.write(e,"",Date.now()-864e5)}}}():function(){return{write:function(){},read:function(){return null},remove:function(){}}}()},function(e,t,n){"use strict";function r(){this.handlers=[]}var o=n(2);r.prototype.use=function(e,t){return this.handlers.push({fulfilled:e,rejected:t}),this.handlers.length-1},r.prototype.eject=function(e){this.handlers[e]&&(this.handlers[e]=null)},r.prototype.forEach=function(e){o.forEach(this.handlers,function(t){null!==t&&e(t)})},e.exports=r},function(e,t,n){"use strict";function r(e){e.cancelToken&&e.cancelToken.throwIfRequested()}var o=n(2),i=n(19),s=n(20),u=n(6),a=n(21),c=n(22);e.exports=function(e){r(e),e.baseURL&&!a(e.url)&&(e.url=c(e.baseURL,e.url)),e.headers=e.headers||{},e.data=i(e.data,e.headers,e.transformRequest),e.headers=o.merge(e.headers.common||{},e.headers[e.method]||{},e.headers||{}),o.forEach(["delete","get","head","post","put","patch","common"],function(t){delete e.headers[t]});var t=e.adapter||u.adapter;return t(e).then(function(t){return r(e),t.data=i(t.data,t.headers,e.transformResponse),t},function(t){return s(t)||(r(e),t&&t.response&&(t.response.data=i(t.response.data,t.response.headers,e.transformResponse))),Promise.reject(t)})}},function(e,t,n){"use strict";var r=n(2);e.exports=function(e,t,n){return r.forEach(n,function(n){e=n(e,t)}),e}},function(e,t){"use strict";e.exports=function(e){return!(!e||!e.__CANCEL__)}},function(e,t){"use strict";e.exports=function(e){return/^([a-z][a-z\d\+\-\.]*:)?\/\//i.test(e)}},function(e,t){"use strict";e.exports=function(e,t){return t?e.replace(/\/+$/,"")+"/"+t.replace(/^\/+/,""):e}},function(e,t){"use strict";function n(e){this.message=e}n.prototype.toString=function(){return"Cancel"+(this.message?": "+this.message:"")},n.prototype.__CANCEL__=!0,e.exports=n},function(e,t,n){"use strict";function r(e){if("function"!=typeof e)throw new TypeError("executor must be a function.");var t;this.promise=new Promise(function(e){t=e});var n=this;e(function(e){n.reason||(n.reason=new o(e),t(n.reason))})}var o=n(23);r.prototype.throwIfRequested=function(){if(this.reason)throw this.reason},r.source=function(){var e,t=new r(function(t){e=t});return{token:t,cancel:e}},e.exports=r},function(e,t){"use strict";e.exports=function(e){return function(t){return e.apply(null,t)}}}])});
+//# sourceMappingURL=axios.min.map
diff --git a/public/script/http/lora.js b/public/script/http/lora.js
index f43630a..46552ce 100644
--- a/public/script/http/lora.js
+++ b/public/script/http/lora.js
@@ -85,12 +85,25 @@ function run(_rawData) {
             type: 'category',
             nameLocation: 'middle'
         },
-        yAxis: {
-            scale: false,
-            name: 'Income',
-            min: 30,
-            max: 40,
-        },
+        yAxis: [
+            {
+                scale: false,
+                name: '体温',
+                min: 30,
+                max: 40,
+            },
+            {
+                type: 'value',
+                name: '血氧',
+                min: 0,
+                max: 100,
+                position: 'left',
+                offset: 30,
+                axisLabel: {
+                    formatter: '{value} °C'
+                }
+            }
+        ],
         grid: {
             right: 140
         },
diff --git a/public/script/vue.js b/public/script/vue.js
new file mode 100644
index 0000000..98041bb
--- /dev/null
+++ b/public/script/vue.js
@@ -0,0 +1,15929 @@
+var Vue = (function (exports) {
+    'use strict';
+
+    /**
+     * Make a map and return a function for checking if a key
+     * is in that map.
+     * IMPORTANT: all calls of this function must be prefixed with
+     * \/\*#\_\_PURE\_\_\*\/
+     * So that rollup can tree-shake them if necessary.
+     */
+    function makeMap(str, expectsLowerCase) {
+        const map = Object.create(null);
+        const list = str.split(',');
+        for (let i = 0; i < list.length; i++) {
+            map[list[i]] = true;
+        }
+        return expectsLowerCase ? val => !!map[val.toLowerCase()] : val => !!map[val];
+    }
+
+    /**
+     * dev only flag -> name mapping
+     */
+    const PatchFlagNames = {
+        [1 /* TEXT */]: `TEXT`,
+        [2 /* CLASS */]: `CLASS`,
+        [4 /* STYLE */]: `STYLE`,
+        [8 /* PROPS */]: `PROPS`,
+        [16 /* FULL_PROPS */]: `FULL_PROPS`,
+        [32 /* HYDRATE_EVENTS */]: `HYDRATE_EVENTS`,
+        [64 /* STABLE_FRAGMENT */]: `STABLE_FRAGMENT`,
+        [128 /* KEYED_FRAGMENT */]: `KEYED_FRAGMENT`,
+        [256 /* UNKEYED_FRAGMENT */]: `UNKEYED_FRAGMENT`,
+        [512 /* NEED_PATCH */]: `NEED_PATCH`,
+        [1024 /* DYNAMIC_SLOTS */]: `DYNAMIC_SLOTS`,
+        [2048 /* DEV_ROOT_FRAGMENT */]: `DEV_ROOT_FRAGMENT`,
+        [-1 /* HOISTED */]: `HOISTED`,
+        [-2 /* BAIL */]: `BAIL`
+    };
+
+    /**
+     * Dev only
+     */
+    const slotFlagsText = {
+        [1 /* STABLE */]: 'STABLE',
+        [2 /* DYNAMIC */]: 'DYNAMIC',
+        [3 /* FORWARDED */]: 'FORWARDED'
+    };
+
+    const GLOBALS_WHITE_LISTED = 'Infinity,undefined,NaN,isFinite,isNaN,parseFloat,parseInt,decodeURI,' +
+        'decodeURIComponent,encodeURI,encodeURIComponent,Math,Number,Date,Array,' +
+        'Object,Boolean,String,RegExp,Map,Set,JSON,Intl,BigInt';
+    const isGloballyWhitelisted = /*#__PURE__*/ makeMap(GLOBALS_WHITE_LISTED);
+
+    const range = 2;
+    function generateCodeFrame(source, start = 0, end = source.length) {
+        // Split the content into individual lines but capture the newline sequence
+        // that separated each line. This is important because the actual sequence is
+        // needed to properly take into account the full line length for offset
+        // comparison
+        let lines = source.split(/(\r?\n)/);
+        // Separate the lines and newline sequences into separate arrays for easier referencing
+        const newlineSequences = lines.filter((_, idx) => idx % 2 === 1);
+        lines = lines.filter((_, idx) => idx % 2 === 0);
+        let count = 0;
+        const res = [];
+        for (let i = 0; i < lines.length; i++) {
+            count +=
+                lines[i].length +
+                ((newlineSequences[i] && newlineSequences[i].length) || 0);
+            if (count >= start) {
+                for (let j = i - range; j <= i + range || end > count; j++) {
+                    if (j < 0 || j >= lines.length)
+                        continue;
+                    const line = j + 1;
+                    res.push(`${line}${' '.repeat(Math.max(3 - String(line).length, 0))}|  ${lines[j]}`);
+                    const lineLength = lines[j].length;
+                    const newLineSeqLength = (newlineSequences[j] && newlineSequences[j].length) || 0;
+                    if (j === i) {
+                        // push underline
+                        const pad = start - (count - (lineLength + newLineSeqLength));
+                        const length = Math.max(1, end > count ? lineLength - pad : end - start);
+                        res.push(`   |  ` + ' '.repeat(pad) + '^'.repeat(length));
+                    }
+                    else if (j > i) {
+                        if (end > count) {
+                            const length = Math.max(Math.min(end - count, lineLength), 1);
+                            res.push(`   |  ` + '^'.repeat(length));
+                        }
+                        count += lineLength + newLineSeqLength;
+                    }
+                }
+                break;
+            }
+        }
+        return res.join('\n');
+    }
+
+    /**
+     * On the client we only need to offer special cases for boolean attributes that
+     * have different names from their corresponding dom properties:
+     * - itemscope -> N/A
+     * - allowfullscreen -> allowFullscreen
+     * - formnovalidate -> formNoValidate
+     * - ismap -> isMap
+     * - nomodule -> noModule
+     * - novalidate -> noValidate
+     * - readonly -> readOnly
+     */
+    const specialBooleanAttrs = `itemscope,allowfullscreen,formnovalidate,ismap,nomodule,novalidate,readonly`;
+    const isSpecialBooleanAttr = /*#__PURE__*/ makeMap(specialBooleanAttrs);
+    /**
+     * Boolean attributes should be included if the value is truthy or ''.
+     * e.g. `<select multiple>` compiles to `{ multiple: '' }`
+     */
+    function includeBooleanAttr(value) {
+        return !!value || value === '';
+    }
+
+    function normalizeStyle(value) {
+        if (isArray(value)) {
+            const res = {};
+            for (let i = 0; i < value.length; i++) {
+                const item = value[i];
+                const normalized = isString(item)
+                    ? parseStringStyle(item)
+                    : normalizeStyle(item);
+                if (normalized) {
+                    for (const key in normalized) {
+                        res[key] = normalized[key];
+                    }
+                }
+            }
+            return res;
+        }
+        else if (isString(value)) {
+            return value;
+        }
+        else if (isObject(value)) {
+            return value;
+        }
+    }
+    const listDelimiterRE = /;(?![^(]*\))/g;
+    const propertyDelimiterRE = /:(.+)/;
+    function parseStringStyle(cssText) {
+        const ret = {};
+        cssText.split(listDelimiterRE).forEach(item => {
+            if (item) {
+                const tmp = item.split(propertyDelimiterRE);
+                tmp.length > 1 && (ret[tmp[0].trim()] = tmp[1].trim());
+            }
+        });
+        return ret;
+    }
+    function normalizeClass(value) {
+        let res = '';
+        if (isString(value)) {
+            res = value;
+        }
+        else if (isArray(value)) {
+            for (let i = 0; i < value.length; i++) {
+                const normalized = normalizeClass(value[i]);
+                if (normalized) {
+                    res += normalized + ' ';
+                }
+            }
+        }
+        else if (isObject(value)) {
+            for (const name in value) {
+                if (value[name]) {
+                    res += name + ' ';
+                }
+            }
+        }
+        return res.trim();
+    }
+    function normalizeProps(props) {
+        if (!props)
+            return null;
+        let { class: klass, style } = props;
+        if (klass && !isString(klass)) {
+            props.class = normalizeClass(klass);
+        }
+        if (style) {
+            props.style = normalizeStyle(style);
+        }
+        return props;
+    }
+
+    // These tag configs are shared between compiler-dom and runtime-dom, so they
+    // https://developer.mozilla.org/en-US/docs/Web/HTML/Element
+    const HTML_TAGS = 'html,body,base,head,link,meta,style,title,address,article,aside,footer,' +
+        'header,h1,h2,h3,h4,h5,h6,nav,section,div,dd,dl,dt,figcaption,' +
+        'figure,picture,hr,img,li,main,ol,p,pre,ul,a,b,abbr,bdi,bdo,br,cite,code,' +
+        'data,dfn,em,i,kbd,mark,q,rp,rt,ruby,s,samp,small,span,strong,sub,sup,' +
+        'time,u,var,wbr,area,audio,map,track,video,embed,object,param,source,' +
+        'canvas,script,noscript,del,ins,caption,col,colgroup,table,thead,tbody,td,' +
+        'th,tr,button,datalist,fieldset,form,input,label,legend,meter,optgroup,' +
+        'option,output,progress,select,textarea,details,dialog,menu,' +
+        'summary,template,blockquote,iframe,tfoot';
+    // https://developer.mozilla.org/en-US/docs/Web/SVG/Element
+    const SVG_TAGS = 'svg,animate,animateMotion,animateTransform,circle,clipPath,color-profile,' +
+        'defs,desc,discard,ellipse,feBlend,feColorMatrix,feComponentTransfer,' +
+        'feComposite,feConvolveMatrix,feDiffuseLighting,feDisplacementMap,' +
+        'feDistanceLight,feDropShadow,feFlood,feFuncA,feFuncB,feFuncG,feFuncR,' +
+        'feGaussianBlur,feImage,feMerge,feMergeNode,feMorphology,feOffset,' +
+        'fePointLight,feSpecularLighting,feSpotLight,feTile,feTurbulence,filter,' +
+        'foreignObject,g,hatch,hatchpath,image,line,linearGradient,marker,mask,' +
+        'mesh,meshgradient,meshpatch,meshrow,metadata,mpath,path,pattern,' +
+        'polygon,polyline,radialGradient,rect,set,solidcolor,stop,switch,symbol,' +
+        'text,textPath,title,tspan,unknown,use,view';
+    const VOID_TAGS = 'area,base,br,col,embed,hr,img,input,link,meta,param,source,track,wbr';
+    /**
+     * Compiler only.
+     * Do NOT use in runtime code paths unless behind `true` flag.
+     */
+    const isHTMLTag = /*#__PURE__*/ makeMap(HTML_TAGS);
+    /**
+     * Compiler only.
+     * Do NOT use in runtime code paths unless behind `true` flag.
+     */
+    const isSVGTag = /*#__PURE__*/ makeMap(SVG_TAGS);
+    /**
+     * Compiler only.
+     * Do NOT use in runtime code paths unless behind `true` flag.
+     */
+    const isVoidTag = /*#__PURE__*/ makeMap(VOID_TAGS);
+
+    function looseCompareArrays(a, b) {
+        if (a.length !== b.length)
+            return false;
+        let equal = true;
+        for (let i = 0; equal && i < a.length; i++) {
+            equal = looseEqual(a[i], b[i]);
+        }
+        return equal;
+    }
+    function looseEqual(a, b) {
+        if (a === b)
+            return true;
+        let aValidType = isDate(a);
+        let bValidType = isDate(b);
+        if (aValidType || bValidType) {
+            return aValidType && bValidType ? a.getTime() === b.getTime() : false;
+        }
+        aValidType = isSymbol(a);
+        bValidType = isSymbol(b);
+        if (aValidType || bValidType) {
+            return a === b;
+        }
+        aValidType = isArray(a);
+        bValidType = isArray(b);
+        if (aValidType || bValidType) {
+            return aValidType && bValidType ? looseCompareArrays(a, b) : false;
+        }
+        aValidType = isObject(a);
+        bValidType = isObject(b);
+        if (aValidType || bValidType) {
+            /* istanbul ignore if: this if will probably never be called */
+            if (!aValidType || !bValidType) {
+                return false;
+            }
+            const aKeysCount = Object.keys(a).length;
+            const bKeysCount = Object.keys(b).length;
+            if (aKeysCount !== bKeysCount) {
+                return false;
+            }
+            for (const key in a) {
+                const aHasKey = a.hasOwnProperty(key);
+                const bHasKey = b.hasOwnProperty(key);
+                if ((aHasKey && !bHasKey) ||
+                    (!aHasKey && bHasKey) ||
+                    !looseEqual(a[key], b[key])) {
+                    return false;
+                }
+            }
+        }
+        return String(a) === String(b);
+    }
+    function looseIndexOf(arr, val) {
+        return arr.findIndex(item => looseEqual(item, val));
+    }
+
+    /**
+     * For converting {{ interpolation }} values to displayed strings.
+     * @private
+     */
+    const toDisplayString = (val) => {
+        return isString(val)
+            ? val
+            : val == null
+                ? ''
+                : isArray(val) ||
+                (isObject(val) &&
+                    (val.toString === objectToString || !isFunction(val.toString)))
+                    ? JSON.stringify(val, replacer, 2)
+                    : String(val);
+    };
+    const replacer = (_key, val) => {
+        // can't use isRef here since @vue/shared has no deps
+        if (val && val.__v_isRef) {
+            return replacer(_key, val.value);
+        }
+        else if (isMap(val)) {
+            return {
+                [`Map(${val.size})`]: [...val.entries()].reduce((entries, [key, val]) => {
+                    entries[`${key} =>`] = val;
+                    return entries;
+                }, {})
+            };
+        }
+        else if (isSet(val)) {
+            return {
+                [`Set(${val.size})`]: [...val.values()]
+            };
+        }
+        else if (isObject(val) && !isArray(val) && !isPlainObject(val)) {
+            return String(val);
+        }
+        return val;
+    };
+
+    const EMPTY_OBJ = Object.freeze({})
+    ;
+    const EMPTY_ARR = Object.freeze([]) ;
+    const NOOP = () => { };
+    /**
+     * Always return false.
+     */
+    const NO = () => false;
+    const onRE = /^on[^a-z]/;
+    const isOn = (key) => onRE.test(key);
+    const isModelListener = (key) => key.startsWith('onUpdate:');
+    const extend = Object.assign;
+    const remove = (arr, el) => {
+        const i = arr.indexOf(el);
+        if (i > -1) {
+            arr.splice(i, 1);
+        }
+    };
+    const hasOwnProperty = Object.prototype.hasOwnProperty;
+    const hasOwn = (val, key) => hasOwnProperty.call(val, key);
+    const isArray = Array.isArray;
+    const isMap = (val) => toTypeString(val) === '[object Map]';
+    const isSet = (val) => toTypeString(val) === '[object Set]';
+    const isDate = (val) => toTypeString(val) === '[object Date]';
+    const isFunction = (val) => typeof val === 'function';
+    const isString = (val) => typeof val === 'string';
+    const isSymbol = (val) => typeof val === 'symbol';
+    const isObject = (val) => val !== null && typeof val === 'object';
+    const isPromise = (val) => {
+        return isObject(val) && isFunction(val.then) && isFunction(val.catch);
+    };
+    const objectToString = Object.prototype.toString;
+    const toTypeString = (value) => objectToString.call(value);
+    const toRawType = (value) => {
+        // extract "RawType" from strings like "[object RawType]"
+        return toTypeString(value).slice(8, -1);
+    };
+    const isPlainObject = (val) => toTypeString(val) === '[object Object]';
+    const isIntegerKey = (key) => isString(key) &&
+        key !== 'NaN' &&
+        key[0] !== '-' &&
+        '' + parseInt(key, 10) === key;
+    const isReservedProp = /*#__PURE__*/ makeMap(
+        // the leading comma is intentional so empty string "" is also included
+        ',key,ref,ref_for,ref_key,' +
+        'onVnodeBeforeMount,onVnodeMounted,' +
+        'onVnodeBeforeUpdate,onVnodeUpdated,' +
+        'onVnodeBeforeUnmount,onVnodeUnmounted');
+    const isBuiltInDirective = /*#__PURE__*/ makeMap('bind,cloak,else-if,else,for,html,if,model,on,once,pre,show,slot,text,memo');
+    const cacheStringFunction = (fn) => {
+        const cache = Object.create(null);
+        return ((str) => {
+            const hit = cache[str];
+            return hit || (cache[str] = fn(str));
+        });
+    };
+    const camelizeRE = /-(\w)/g;
+    /**
+     * @private
+     */
+    const camelize = cacheStringFunction((str) => {
+        return str.replace(camelizeRE, (_, c) => (c ? c.toUpperCase() : ''));
+    });
+    const hyphenateRE = /\B([A-Z])/g;
+    /**
+     * @private
+     */
+    const hyphenate = cacheStringFunction((str) => str.replace(hyphenateRE, '-$1').toLowerCase());
+    /**
+     * @private
+     */
+    const capitalize = cacheStringFunction((str) => str.charAt(0).toUpperCase() + str.slice(1));
+    /**
+     * @private
+     */
+    const toHandlerKey = cacheStringFunction((str) => str ? `on${capitalize(str)}` : ``);
+    // compare whether a value has changed, accounting for NaN.
+    const hasChanged = (value, oldValue) => !Object.is(value, oldValue);
+    const invokeArrayFns = (fns, arg) => {
+        for (let i = 0; i < fns.length; i++) {
+            fns[i](arg);
+        }
+    };
+    const def = (obj, key, value) => {
+        Object.defineProperty(obj, key, {
+            configurable: true,
+            enumerable: false,
+            value
+        });
+    };
+    const toNumber = (val) => {
+        const n = parseFloat(val);
+        return isNaN(n) ? val : n;
+    };
+    let _globalThis;
+    const getGlobalThis = () => {
+        return (_globalThis ||
+            (_globalThis =
+                typeof globalThis !== 'undefined'
+                    ? globalThis
+                    : typeof self !== 'undefined'
+                        ? self
+                        : typeof window !== 'undefined'
+                            ? window
+                            : typeof global !== 'undefined'
+                                ? global
+                                : {}));
+    };
+
+    function warn(msg, ...args) {
+        console.warn(`[Vue warn] ${msg}`, ...args);
+    }
+
+    let activeEffectScope;
+    class EffectScope {
+        constructor(detached = false) {
+            /**
+             * @internal
+             */
+            this.active = true;
+            /**
+             * @internal
+             */
+            this.effects = [];
+            /**
+             * @internal
+             */
+            this.cleanups = [];
+            if (!detached && activeEffectScope) {
+                this.parent = activeEffectScope;
+                this.index =
+                    (activeEffectScope.scopes || (activeEffectScope.scopes = [])).push(this) - 1;
+            }
+        }
+        run(fn) {
+            if (this.active) {
+                const currentEffectScope = activeEffectScope;
+                try {
+                    activeEffectScope = this;
+                    return fn();
+                }
+                finally {
+                    activeEffectScope = currentEffectScope;
+                }
+            }
+            else {
+                warn(`cannot run an inactive effect scope.`);
+            }
+        }
+        /**
+         * This should only be called on non-detached scopes
+         * @internal
+         */
+        on() {
+            activeEffectScope = this;
+        }
+        /**
+         * This should only be called on non-detached scopes
+         * @internal
+         */
+        off() {
+            activeEffectScope = this.parent;
+        }
+        stop(fromParent) {
+            if (this.active) {
+                let i, l;
+                for (i = 0, l = this.effects.length; i < l; i++) {
+                    this.effects[i].stop();
+                }
+                for (i = 0, l = this.cleanups.length; i < l; i++) {
+                    this.cleanups[i]();
+                }
+                if (this.scopes) {
+                    for (i = 0, l = this.scopes.length; i < l; i++) {
+                        this.scopes[i].stop(true);
+                    }
+                }
+                // nested scope, dereference from parent to avoid memory leaks
+                if (this.parent && !fromParent) {
+                    // optimized O(1) removal
+                    const last = this.parent.scopes.pop();
+                    if (last && last !== this) {
+                        this.parent.scopes[this.index] = last;
+                        last.index = this.index;
+                    }
+                }
+                this.active = false;
+            }
+        }
+    }
+    function effectScope(detached) {
+        return new EffectScope(detached);
+    }
+    function recordEffectScope(effect, scope = activeEffectScope) {
+        if (scope && scope.active) {
+            scope.effects.push(effect);
+        }
+    }
+    function getCurrentScope() {
+        return activeEffectScope;
+    }
+    function onScopeDispose(fn) {
+        if (activeEffectScope) {
+            activeEffectScope.cleanups.push(fn);
+        }
+        else {
+            warn(`onScopeDispose() is called when there is no active effect scope` +
+                ` to be associated with.`);
+        }
+    }
+
+    const createDep = (effects) => {
+        const dep = new Set(effects);
+        dep.w = 0;
+        dep.n = 0;
+        return dep;
+    };
+    const wasTracked = (dep) => (dep.w & trackOpBit) > 0;
+    const newTracked = (dep) => (dep.n & trackOpBit) > 0;
+    const initDepMarkers = ({ deps }) => {
+        if (deps.length) {
+            for (let i = 0; i < deps.length; i++) {
+                deps[i].w |= trackOpBit; // set was tracked
+            }
+        }
+    };
+    const finalizeDepMarkers = (effect) => {
+        const { deps } = effect;
+        if (deps.length) {
+            let ptr = 0;
+            for (let i = 0; i < deps.length; i++) {
+                const dep = deps[i];
+                if (wasTracked(dep) && !newTracked(dep)) {
+                    dep.delete(effect);
+                }
+                else {
+                    deps[ptr++] = dep;
+                }
+                // clear bits
+                dep.w &= ~trackOpBit;
+                dep.n &= ~trackOpBit;
+            }
+            deps.length = ptr;
+        }
+    };
+
+    const targetMap = new WeakMap();
+    // The number of effects currently being tracked recursively.
+    let effectTrackDepth = 0;
+    let trackOpBit = 1;
+    /**
+     * The bitwise track markers support at most 30 levels of recursion.
+     * This value is chosen to enable modern JS engines to use a SMI on all platforms.
+     * When recursion depth is greater, fall back to using a full cleanup.
+     */
+    const maxMarkerBits = 30;
+    let activeEffect;
+    const ITERATE_KEY = Symbol('iterate' );
+    const MAP_KEY_ITERATE_KEY = Symbol('Map key iterate' );
+    class ReactiveEffect {
+        constructor(fn, scheduler = null, scope) {
+            this.fn = fn;
+            this.scheduler = scheduler;
+            this.active = true;
+            this.deps = [];
+            this.parent = undefined;
+            recordEffectScope(this, scope);
+        }
+        run() {
+            if (!this.active) {
+                return this.fn();
+            }
+            let parent = activeEffect;
+            let lastShouldTrack = shouldTrack;
+            while (parent) {
+                if (parent === this) {
+                    return;
+                }
+                parent = parent.parent;
+            }
+            try {
+                this.parent = activeEffect;
+                activeEffect = this;
+                shouldTrack = true;
+                trackOpBit = 1 << ++effectTrackDepth;
+                if (effectTrackDepth <= maxMarkerBits) {
+                    initDepMarkers(this);
+                }
+                else {
+                    cleanupEffect(this);
+                }
+                return this.fn();
+            }
+            finally {
+                if (effectTrackDepth <= maxMarkerBits) {
+                    finalizeDepMarkers(this);
+                }
+                trackOpBit = 1 << --effectTrackDepth;
+                activeEffect = this.parent;
+                shouldTrack = lastShouldTrack;
+                this.parent = undefined;
+                if (this.deferStop) {
+                    this.stop();
+                }
+            }
+        }
+        stop() {
+            // stopped while running itself - defer the cleanup
+            if (activeEffect === this) {
+                this.deferStop = true;
+            }
+            else if (this.active) {
+                cleanupEffect(this);
+                if (this.onStop) {
+                    this.onStop();
+                }
+                this.active = false;
+            }
+        }
+    }
+    function cleanupEffect(effect) {
+        const { deps } = effect;
+        if (deps.length) {
+            for (let i = 0; i < deps.length; i++) {
+                deps[i].delete(effect);
+            }
+            deps.length = 0;
+        }
+    }
+    function effect(fn, options) {
+        if (fn.effect) {
+            fn = fn.effect.fn;
+        }
+        const _effect = new ReactiveEffect(fn);
+        if (options) {
+            extend(_effect, options);
+            if (options.scope)
+                recordEffectScope(_effect, options.scope);
+        }
+        if (!options || !options.lazy) {
+            _effect.run();
+        }
+        const runner = _effect.run.bind(_effect);
+        runner.effect = _effect;
+        return runner;
+    }
+    function stop(runner) {
+        runner.effect.stop();
+    }
+    let shouldTrack = true;
+    const trackStack = [];
+    function pauseTracking() {
+        trackStack.push(shouldTrack);
+        shouldTrack = false;
+    }
+    function resetTracking() {
+        const last = trackStack.pop();
+        shouldTrack = last === undefined ? true : last;
+    }
+    function track(target, type, key) {
+        if (shouldTrack && activeEffect) {
+            let depsMap = targetMap.get(target);
+            if (!depsMap) {
+                targetMap.set(target, (depsMap = new Map()));
+            }
+            let dep = depsMap.get(key);
+            if (!dep) {
+                depsMap.set(key, (dep = createDep()));
+            }
+            const eventInfo = { effect: activeEffect, target, type, key }
+            ;
+            trackEffects(dep, eventInfo);
+        }
+    }
+    function trackEffects(dep, debuggerEventExtraInfo) {
+        let shouldTrack = false;
+        if (effectTrackDepth <= maxMarkerBits) {
+            if (!newTracked(dep)) {
+                dep.n |= trackOpBit; // set newly tracked
+                shouldTrack = !wasTracked(dep);
+            }
+        }
+        else {
+            // Full cleanup mode.
+            shouldTrack = !dep.has(activeEffect);
+        }
+        if (shouldTrack) {
+            dep.add(activeEffect);
+            activeEffect.deps.push(dep);
+            if (activeEffect.onTrack) {
+                activeEffect.onTrack(Object.assign({ effect: activeEffect }, debuggerEventExtraInfo));
+            }
+        }
+    }
+    function trigger(target, type, key, newValue, oldValue, oldTarget) {
+        const depsMap = targetMap.get(target);
+        if (!depsMap) {
+            // never been tracked
+            return;
+        }
+        let deps = [];
+        if (type === "clear" /* CLEAR */) {
+            // collection being cleared
+            // trigger all effects for target
+            deps = [...depsMap.values()];
+        }
+        else if (key === 'length' && isArray(target)) {
+            depsMap.forEach((dep, key) => {
+                if (key === 'length' || key >= newValue) {
+                    deps.push(dep);
+                }
+            });
+        }
+        else {
+            // schedule runs for SET | ADD | DELETE
+            if (key !== void 0) {
+                deps.push(depsMap.get(key));
+            }
+            // also run for iteration key on ADD | DELETE | Map.SET
+            switch (type) {
+                case "add" /* ADD */:
+                    if (!isArray(target)) {
+                        deps.push(depsMap.get(ITERATE_KEY));
+                        if (isMap(target)) {
+                            deps.push(depsMap.get(MAP_KEY_ITERATE_KEY));
+                        }
+                    }
+                    else if (isIntegerKey(key)) {
+                        // new index added to array -> length changes
+                        deps.push(depsMap.get('length'));
+                    }
+                    break;
+                case "delete" /* DELETE */:
+                    if (!isArray(target)) {
+                        deps.push(depsMap.get(ITERATE_KEY));
+                        if (isMap(target)) {
+                            deps.push(depsMap.get(MAP_KEY_ITERATE_KEY));
+                        }
+                    }
+                    break;
+                case "set" /* SET */:
+                    if (isMap(target)) {
+                        deps.push(depsMap.get(ITERATE_KEY));
+                    }
+                    break;
+            }
+        }
+        const eventInfo = { target, type, key, newValue, oldValue, oldTarget }
+        ;
+        if (deps.length === 1) {
+            if (deps[0]) {
+                {
+                    triggerEffects(deps[0], eventInfo);
+                }
+            }
+        }
+        else {
+            const effects = [];
+            for (const dep of deps) {
+                if (dep) {
+                    effects.push(...dep);
+                }
+            }
+            {
+                triggerEffects(createDep(effects), eventInfo);
+            }
+        }
+    }
+    function triggerEffects(dep, debuggerEventExtraInfo) {
+        // spread into array for stabilization
+        const effects = isArray(dep) ? dep : [...dep];
+        for (const effect of effects) {
+            if (effect.computed) {
+                triggerEffect(effect, debuggerEventExtraInfo);
+            }
+        }
+        for (const effect of effects) {
+            if (!effect.computed) {
+                triggerEffect(effect, debuggerEventExtraInfo);
+            }
+        }
+    }
+    function triggerEffect(effect, debuggerEventExtraInfo) {
+        if (effect !== activeEffect || effect.allowRecurse) {
+            if (effect.onTrigger) {
+                effect.onTrigger(extend({ effect }, debuggerEventExtraInfo));
+            }
+            if (effect.scheduler) {
+                effect.scheduler();
+            }
+            else {
+                effect.run();
+            }
+        }
+    }
+
+    const isNonTrackableKeys = /*#__PURE__*/ makeMap(`__proto__,__v_isRef,__isVue`);
+    const builtInSymbols = new Set(
+        /*#__PURE__*/
+        Object.getOwnPropertyNames(Symbol)
+            // ios10.x Object.getOwnPropertyNames(Symbol) can enumerate 'arguments' and 'caller'
+            // but accessing them on Symbol leads to TypeError because Symbol is a strict mode
+            // function
+            .filter(key => key !== 'arguments' && key !== 'caller')
+            .map(key => Symbol[key])
+            .filter(isSymbol));
+    const get = /*#__PURE__*/ createGetter();
+    const shallowGet = /*#__PURE__*/ createGetter(false, true);
+    const readonlyGet = /*#__PURE__*/ createGetter(true);
+    const shallowReadonlyGet = /*#__PURE__*/ createGetter(true, true);
+    const arrayInstrumentations = /*#__PURE__*/ createArrayInstrumentations();
+    function createArrayInstrumentations() {
+        const instrumentations = {};
+        ['includes', 'indexOf', 'lastIndexOf'].forEach(key => {
+            instrumentations[key] = function (...args) {
+                const arr = toRaw(this);
+                for (let i = 0, l = this.length; i < l; i++) {
+                    track(arr, "get" /* GET */, i + '');
+                }
+                // we run the method using the original args first (which may be reactive)
+                const res = arr[key](...args);
+                if (res === -1 || res === false) {
+                    // if that didn't work, run it again using raw values.
+                    return arr[key](...args.map(toRaw));
+                }
+                else {
+                    return res;
+                }
+            };
+        });
+        ['push', 'pop', 'shift', 'unshift', 'splice'].forEach(key => {
+            instrumentations[key] = function (...args) {
+                pauseTracking();
+                const res = toRaw(this)[key].apply(this, args);
+                resetTracking();
+                return res;
+            };
+        });
+        return instrumentations;
+    }
+    function createGetter(isReadonly = false, shallow = false) {
+        return function get(target, key, receiver) {
+            if (key === "__v_isReactive" /* IS_REACTIVE */) {
+                return !isReadonly;
+            }
+            else if (key === "__v_isReadonly" /* IS_READONLY */) {
+                return isReadonly;
+            }
+            else if (key === "__v_isShallow" /* IS_SHALLOW */) {
+                return shallow;
+            }
+            else if (key === "__v_raw" /* RAW */ &&
+                receiver ===
+                (isReadonly
+                    ? shallow
+                        ? shallowReadonlyMap
+                        : readonlyMap
+                    : shallow
+                        ? shallowReactiveMap
+                        : reactiveMap).get(target)) {
+                return target;
+            }
+            const targetIsArray = isArray(target);
+            if (!isReadonly && targetIsArray && hasOwn(arrayInstrumentations, key)) {
+                return Reflect.get(arrayInstrumentations, key, receiver);
+            }
+            const res = Reflect.get(target, key, receiver);
+            if (isSymbol(key) ? builtInSymbols.has(key) : isNonTrackableKeys(key)) {
+                return res;
+            }
+            if (!isReadonly) {
+                track(target, "get" /* GET */, key);
+            }
+            if (shallow) {
+                return res;
+            }
+            if (isRef(res)) {
+                // ref unwrapping - skip unwrap for Array + integer key.
+                return targetIsArray && isIntegerKey(key) ? res : res.value;
+            }
+            if (isObject(res)) {
+                // Convert returned value into a proxy as well. we do the isObject check
+                // here to avoid invalid value warning. Also need to lazy access readonly
+                // and reactive here to avoid circular dependency.
+                return isReadonly ? readonly(res) : reactive(res);
+            }
+            return res;
+        };
+    }
+    const set = /*#__PURE__*/ createSetter();
+    const shallowSet = /*#__PURE__*/ createSetter(true);
+    function createSetter(shallow = false) {
+        return function set(target, key, value, receiver) {
+            let oldValue = target[key];
+            if (isReadonly(oldValue) && isRef(oldValue) && !isRef(value)) {
+                return false;
+            }
+            if (!shallow && !isReadonly(value)) {
+                if (!isShallow(value)) {
+                    value = toRaw(value);
+                    oldValue = toRaw(oldValue);
+                }
+                if (!isArray(target) && isRef(oldValue) && !isRef(value)) {
+                    oldValue.value = value;
+                    return true;
+                }
+            }
+            const hadKey = isArray(target) && isIntegerKey(key)
+                ? Number(key) < target.length
+                : hasOwn(target, key);
+            const result = Reflect.set(target, key, value, receiver);
+            // don't trigger if target is something up in the prototype chain of original
+            if (target === toRaw(receiver)) {
+                if (!hadKey) {
+                    trigger(target, "add" /* ADD */, key, value);
+                }
+                else if (hasChanged(value, oldValue)) {
+                    trigger(target, "set" /* SET */, key, value, oldValue);
+                }
+            }
+            return result;
+        };
+    }
+    function deleteProperty(target, key) {
+        const hadKey = hasOwn(target, key);
+        const oldValue = target[key];
+        const result = Reflect.deleteProperty(target, key);
+        if (result && hadKey) {
+            trigger(target, "delete" /* DELETE */, key, undefined, oldValue);
+        }
+        return result;
+    }
+    function has(target, key) {
+        const result = Reflect.has(target, key);
+        if (!isSymbol(key) || !builtInSymbols.has(key)) {
+            track(target, "has" /* HAS */, key);
+        }
+        return result;
+    }
+    function ownKeys(target) {
+        track(target, "iterate" /* ITERATE */, isArray(target) ? 'length' : ITERATE_KEY);
+        return Reflect.ownKeys(target);
+    }
+    const mutableHandlers = {
+        get,
+        set,
+        deleteProperty,
+        has,
+        ownKeys
+    };
+    const readonlyHandlers = {
+        get: readonlyGet,
+        set(target, key) {
+            {
+                warn(`Set operation on key "${String(key)}" failed: target is readonly.`, target);
+            }
+            return true;
+        },
+        deleteProperty(target, key) {
+            {
+                warn(`Delete operation on key "${String(key)}" failed: target is readonly.`, target);
+            }
+            return true;
+        }
+    };
+    const shallowReactiveHandlers = /*#__PURE__*/ extend({}, mutableHandlers, {
+        get: shallowGet,
+        set: shallowSet
+    });
+    // Props handlers are special in the sense that it should not unwrap top-level
+    // refs (in order to allow refs to be explicitly passed down), but should
+    // retain the reactivity of the normal readonly object.
+    const shallowReadonlyHandlers = /*#__PURE__*/ extend({}, readonlyHandlers, {
+        get: shallowReadonlyGet
+    });
+
+    const toShallow = (value) => value;
+    const getProto = (v) => Reflect.getPrototypeOf(v);
+    function get$1(target, key, isReadonly = false, isShallow = false) {
+        // #1772: readonly(reactive(Map)) should return readonly + reactive version
+        // of the value
+        target = target["__v_raw" /* RAW */];
+        const rawTarget = toRaw(target);
+        const rawKey = toRaw(key);
+        if (!isReadonly) {
+            if (key !== rawKey) {
+                track(rawTarget, "get" /* GET */, key);
+            }
+            track(rawTarget, "get" /* GET */, rawKey);
+        }
+        const { has } = getProto(rawTarget);
+        const wrap = isShallow ? toShallow : isReadonly ? toReadonly : toReactive;
+        if (has.call(rawTarget, key)) {
+            return wrap(target.get(key));
+        }
+        else if (has.call(rawTarget, rawKey)) {
+            return wrap(target.get(rawKey));
+        }
+        else if (target !== rawTarget) {
+            // #3602 readonly(reactive(Map))
+            // ensure that the nested reactive `Map` can do tracking for itself
+            target.get(key);
+        }
+    }
+    function has$1(key, isReadonly = false) {
+        const target = this["__v_raw" /* RAW */];
+        const rawTarget = toRaw(target);
+        const rawKey = toRaw(key);
+        if (!isReadonly) {
+            if (key !== rawKey) {
+                track(rawTarget, "has" /* HAS */, key);
+            }
+            track(rawTarget, "has" /* HAS */, rawKey);
+        }
+        return key === rawKey
+            ? target.has(key)
+            : target.has(key) || target.has(rawKey);
+    }
+    function size(target, isReadonly = false) {
+        target = target["__v_raw" /* RAW */];
+        !isReadonly && track(toRaw(target), "iterate" /* ITERATE */, ITERATE_KEY);
+        return Reflect.get(target, 'size', target);
+    }
+    function add(value) {
+        value = toRaw(value);
+        const target = toRaw(this);
+        const proto = getProto(target);
+        const hadKey = proto.has.call(target, value);
+        if (!hadKey) {
+            target.add(value);
+            trigger(target, "add" /* ADD */, value, value);
+        }
+        return this;
+    }
+    function set$1(key, value) {
+        value = toRaw(value);
+        const target = toRaw(this);
+        const { has, get } = getProto(target);
+        let hadKey = has.call(target, key);
+        if (!hadKey) {
+            key = toRaw(key);
+            hadKey = has.call(target, key);
+        }
+        else {
+            checkIdentityKeys(target, has, key);
+        }
+        const oldValue = get.call(target, key);
+        target.set(key, value);
+        if (!hadKey) {
+            trigger(target, "add" /* ADD */, key, value);
+        }
+        else if (hasChanged(value, oldValue)) {
+            trigger(target, "set" /* SET */, key, value, oldValue);
+        }
+        return this;
+    }
+    function deleteEntry(key) {
+        const target = toRaw(this);
+        const { has, get } = getProto(target);
+        let hadKey = has.call(target, key);
+        if (!hadKey) {
+            key = toRaw(key);
+            hadKey = has.call(target, key);
+        }
+        else {
+            checkIdentityKeys(target, has, key);
+        }
+        const oldValue = get ? get.call(target, key) : undefined;
+        // forward the operation before queueing reactions
+        const result = target.delete(key);
+        if (hadKey) {
+            trigger(target, "delete" /* DELETE */, key, undefined, oldValue);
+        }
+        return result;
+    }
+    function clear() {
+        const target = toRaw(this);
+        const hadItems = target.size !== 0;
+        const oldTarget = isMap(target)
+            ? new Map(target)
+            : new Set(target)
+        ;
+        // forward the operation before queueing reactions
+        const result = target.clear();
+        if (hadItems) {
+            trigger(target, "clear" /* CLEAR */, undefined, undefined, oldTarget);
+        }
+        return result;
+    }
+    function createForEach(isReadonly, isShallow) {
+        return function forEach(callback, thisArg) {
+            const observed = this;
+            const target = observed["__v_raw" /* RAW */];
+            const rawTarget = toRaw(target);
+            const wrap = isShallow ? toShallow : isReadonly ? toReadonly : toReactive;
+            !isReadonly && track(rawTarget, "iterate" /* ITERATE */, ITERATE_KEY);
+            return target.forEach((value, key) => {
+                // important: make sure the callback is
+                // 1. invoked with the reactive map as `this` and 3rd arg
+                // 2. the value received should be a corresponding reactive/readonly.
+                return callback.call(thisArg, wrap(value), wrap(key), observed);
+            });
+        };
+    }
+    function createIterableMethod(method, isReadonly, isShallow) {
+        return function (...args) {
+            const target = this["__v_raw" /* RAW */];
+            const rawTarget = toRaw(target);
+            const targetIsMap = isMap(rawTarget);
+            const isPair = method === 'entries' || (method === Symbol.iterator && targetIsMap);
+            const isKeyOnly = method === 'keys' && targetIsMap;
+            const innerIterator = target[method](...args);
+            const wrap = isShallow ? toShallow : isReadonly ? toReadonly : toReactive;
+            !isReadonly &&
+            track(rawTarget, "iterate" /* ITERATE */, isKeyOnly ? MAP_KEY_ITERATE_KEY : ITERATE_KEY);
+            // return a wrapped iterator which returns observed versions of the
+            // values emitted from the real iterator
+            return {
+                // iterator protocol
+                next() {
+                    const { value, done } = innerIterator.next();
+                    return done
+                        ? { value, done }
+                        : {
+                            value: isPair ? [wrap(value[0]), wrap(value[1])] : wrap(value),
+                            done
+                        };
+                },
+                // iterable protocol
+                [Symbol.iterator]() {
+                    return this;
+                }
+            };
+        };
+    }
+    function createReadonlyMethod(type) {
+        return function (...args) {
+            {
+                const key = args[0] ? `on key "${args[0]}" ` : ``;
+                console.warn(`${capitalize(type)} operation ${key}failed: target is readonly.`, toRaw(this));
+            }
+            return type === "delete" /* DELETE */ ? false : this;
+        };
+    }
+    function createInstrumentations() {
+        const mutableInstrumentations = {
+            get(key) {
+                return get$1(this, key);
+            },
+            get size() {
+                return size(this);
+            },
+            has: has$1,
+            add,
+            set: set$1,
+            delete: deleteEntry,
+            clear,
+            forEach: createForEach(false, false)
+        };
+        const shallowInstrumentations = {
+            get(key) {
+                return get$1(this, key, false, true);
+            },
+            get size() {
+                return size(this);
+            },
+            has: has$1,
+            add,
+            set: set$1,
+            delete: deleteEntry,
+            clear,
+            forEach: createForEach(false, true)
+        };
+        const readonlyInstrumentations = {
+            get(key) {
+                return get$1(this, key, true);
+            },
+            get size() {
+                return size(this, true);
+            },
+            has(key) {
+                return has$1.call(this, key, true);
+            },
+            add: createReadonlyMethod("add" /* ADD */),
+            set: createReadonlyMethod("set" /* SET */),
+            delete: createReadonlyMethod("delete" /* DELETE */),
+            clear: createReadonlyMethod("clear" /* CLEAR */),
+            forEach: createForEach(true, false)
+        };
+        const shallowReadonlyInstrumentations = {
+            get(key) {
+                return get$1(this, key, true, true);
+            },
+            get size() {
+                return size(this, true);
+            },
+            has(key) {
+                return has$1.call(this, key, true);
+            },
+            add: createReadonlyMethod("add" /* ADD */),
+            set: createReadonlyMethod("set" /* SET */),
+            delete: createReadonlyMethod("delete" /* DELETE */),
+            clear: createReadonlyMethod("clear" /* CLEAR */),
+            forEach: createForEach(true, true)
+        };
+        const iteratorMethods = ['keys', 'values', 'entries', Symbol.iterator];
+        iteratorMethods.forEach(method => {
+            mutableInstrumentations[method] = createIterableMethod(method, false, false);
+            readonlyInstrumentations[method] = createIterableMethod(method, true, false);
+            shallowInstrumentations[method] = createIterableMethod(method, false, true);
+            shallowReadonlyInstrumentations[method] = createIterableMethod(method, true, true);
+        });
+        return [
+            mutableInstrumentations,
+            readonlyInstrumentations,
+            shallowInstrumentations,
+            shallowReadonlyInstrumentations
+        ];
+    }
+    const [mutableInstrumentations, readonlyInstrumentations, shallowInstrumentations, shallowReadonlyInstrumentations] = /* #__PURE__*/ createInstrumentations();
+    function createInstrumentationGetter(isReadonly, shallow) {
+        const instrumentations = shallow
+            ? isReadonly
+                ? shallowReadonlyInstrumentations
+                : shallowInstrumentations
+            : isReadonly
+                ? readonlyInstrumentations
+                : mutableInstrumentations;
+        return (target, key, receiver) => {
+            if (key === "__v_isReactive" /* IS_REACTIVE */) {
+                return !isReadonly;
+            }
+            else if (key === "__v_isReadonly" /* IS_READONLY */) {
+                return isReadonly;
+            }
+            else if (key === "__v_raw" /* RAW */) {
+                return target;
+            }
+            return Reflect.get(hasOwn(instrumentations, key) && key in target
+                ? instrumentations
+                : target, key, receiver);
+        };
+    }
+    const mutableCollectionHandlers = {
+        get: /*#__PURE__*/ createInstrumentationGetter(false, false)
+    };
+    const shallowCollectionHandlers = {
+        get: /*#__PURE__*/ createInstrumentationGetter(false, true)
+    };
+    const readonlyCollectionHandlers = {
+        get: /*#__PURE__*/ createInstrumentationGetter(true, false)
+    };
+    const shallowReadonlyCollectionHandlers = {
+        get: /*#__PURE__*/ createInstrumentationGetter(true, true)
+    };
+    function checkIdentityKeys(target, has, key) {
+        const rawKey = toRaw(key);
+        if (rawKey !== key && has.call(target, rawKey)) {
+            const type = toRawType(target);
+            console.warn(`Reactive ${type} contains both the raw and reactive ` +
+                `versions of the same object${type === `Map` ? ` as keys` : ``}, ` +
+                `which can lead to inconsistencies. ` +
+                `Avoid differentiating between the raw and reactive versions ` +
+                `of an object and only use the reactive version if possible.`);
+        }
+    }
+
+    const reactiveMap = new WeakMap();
+    const shallowReactiveMap = new WeakMap();
+    const readonlyMap = new WeakMap();
+    const shallowReadonlyMap = new WeakMap();
+    function targetTypeMap(rawType) {
+        switch (rawType) {
+            case 'Object':
+            case 'Array':
+                return 1 /* COMMON */;
+            case 'Map':
+            case 'Set':
+            case 'WeakMap':
+            case 'WeakSet':
+                return 2 /* COLLECTION */;
+            default:
+                return 0 /* INVALID */;
+        }
+    }
+    function getTargetType(value) {
+        return value["__v_skip" /* SKIP */] || !Object.isExtensible(value)
+            ? 0 /* INVALID */
+            : targetTypeMap(toRawType(value));
+    }
+    function reactive(target) {
+        // if trying to observe a readonly proxy, return the readonly version.
+        if (isReadonly(target)) {
+            return target;
+        }
+        return createReactiveObject(target, false, mutableHandlers, mutableCollectionHandlers, reactiveMap);
+    }
+    /**
+     * Return a shallowly-reactive copy of the original object, where only the root
+     * level properties are reactive. It also does not auto-unwrap refs (even at the
+     * root level).
+     */
+    function shallowReactive(target) {
+        return createReactiveObject(target, false, shallowReactiveHandlers, shallowCollectionHandlers, shallowReactiveMap);
+    }
+    /**
+     * Creates a readonly copy of the original object. Note the returned copy is not
+     * made reactive, but `readonly` can be called on an already reactive object.
+     */
+    function readonly(target) {
+        return createReactiveObject(target, true, readonlyHandlers, readonlyCollectionHandlers, readonlyMap);
+    }
+    /**
+     * Returns a reactive-copy of the original object, where only the root level
+     * properties are readonly, and does NOT unwrap refs nor recursively convert
+     * returned properties.
+     * This is used for creating the props proxy object for stateful components.
+     */
+    function shallowReadonly(target) {
+        return createReactiveObject(target, true, shallowReadonlyHandlers, shallowReadonlyCollectionHandlers, shallowReadonlyMap);
+    }
+    function createReactiveObject(target, isReadonly, baseHandlers, collectionHandlers, proxyMap) {
+        if (!isObject(target)) {
+            {
+                console.warn(`value cannot be made reactive: ${String(target)}`);
+            }
+            return target;
+        }
+        // target is already a Proxy, return it.
+        // exception: calling readonly() on a reactive object
+        if (target["__v_raw" /* RAW */] &&
+            !(isReadonly && target["__v_isReactive" /* IS_REACTIVE */])) {
+            return target;
+        }
+        // target already has corresponding Proxy
+        const existingProxy = proxyMap.get(target);
+        if (existingProxy) {
+            return existingProxy;
+        }
+        // only specific value types can be observed.
+        const targetType = getTargetType(target);
+        if (targetType === 0 /* INVALID */) {
+            return target;
+        }
+        const proxy = new Proxy(target, targetType === 2 /* COLLECTION */ ? collectionHandlers : baseHandlers);
+        proxyMap.set(target, proxy);
+        return proxy;
+    }
+    function isReactive(value) {
+        if (isReadonly(value)) {
+            return isReactive(value["__v_raw" /* RAW */]);
+        }
+        return !!(value && value["__v_isReactive" /* IS_REACTIVE */]);
+    }
+    function isReadonly(value) {
+        return !!(value && value["__v_isReadonly" /* IS_READONLY */]);
+    }
+    function isShallow(value) {
+        return !!(value && value["__v_isShallow" /* IS_SHALLOW */]);
+    }
+    function isProxy(value) {
+        return isReactive(value) || isReadonly(value);
+    }
+    function toRaw(observed) {
+        const raw = observed && observed["__v_raw" /* RAW */];
+        return raw ? toRaw(raw) : observed;
+    }
+    function markRaw(value) {
+        def(value, "__v_skip" /* SKIP */, true);
+        return value;
+    }
+    const toReactive = (value) => isObject(value) ? reactive(value) : value;
+    const toReadonly = (value) => isObject(value) ? readonly(value) : value;
+
+    function trackRefValue(ref) {
+        if (shouldTrack && activeEffect) {
+            ref = toRaw(ref);
+            {
+                trackEffects(ref.dep || (ref.dep = createDep()), {
+                    target: ref,
+                    type: "get" /* GET */,
+                    key: 'value'
+                });
+            }
+        }
+    }
+    function triggerRefValue(ref, newVal) {
+        ref = toRaw(ref);
+        if (ref.dep) {
+            {
+                triggerEffects(ref.dep, {
+                    target: ref,
+                    type: "set" /* SET */,
+                    key: 'value',
+                    newValue: newVal
+                });
+            }
+        }
+    }
+    function isRef(r) {
+        return !!(r && r.__v_isRef === true);
+    }
+    function ref(value) {
+        return createRef(value, false);
+    }
+    function shallowRef(value) {
+        return createRef(value, true);
+    }
+    function createRef(rawValue, shallow) {
+        if (isRef(rawValue)) {
+            return rawValue;
+        }
+        return new RefImpl(rawValue, shallow);
+    }
+    class RefImpl {
+        constructor(value, __v_isShallow) {
+            this.__v_isShallow = __v_isShallow;
+            this.dep = undefined;
+            this.__v_isRef = true;
+            this._rawValue = __v_isShallow ? value : toRaw(value);
+            this._value = __v_isShallow ? value : toReactive(value);
+        }
+        get value() {
+            trackRefValue(this);
+            return this._value;
+        }
+        set value(newVal) {
+            newVal = this.__v_isShallow ? newVal : toRaw(newVal);
+            if (hasChanged(newVal, this._rawValue)) {
+                this._rawValue = newVal;
+                this._value = this.__v_isShallow ? newVal : toReactive(newVal);
+                triggerRefValue(this, newVal);
+            }
+        }
+    }
+    function triggerRef(ref) {
+        triggerRefValue(ref, ref.value );
+    }
+    function unref(ref) {
+        return isRef(ref) ? ref.value : ref;
+    }
+    const shallowUnwrapHandlers = {
+        get: (target, key, receiver) => unref(Reflect.get(target, key, receiver)),
+        set: (target, key, value, receiver) => {
+            const oldValue = target[key];
+            if (isRef(oldValue) && !isRef(value)) {
+                oldValue.value = value;
+                return true;
+            }
+            else {
+                return Reflect.set(target, key, value, receiver);
+            }
+        }
+    };
+    function proxyRefs(objectWithRefs) {
+        return isReactive(objectWithRefs)
+            ? objectWithRefs
+            : new Proxy(objectWithRefs, shallowUnwrapHandlers);
+    }
+    class CustomRefImpl {
+        constructor(factory) {
+            this.dep = undefined;
+            this.__v_isRef = true;
+            const { get, set } = factory(() => trackRefValue(this), () => triggerRefValue(this));
+            this._get = get;
+            this._set = set;
+        }
+        get value() {
+            return this._get();
+        }
+        set value(newVal) {
+            this._set(newVal);
+        }
+    }
+    function customRef(factory) {
+        return new CustomRefImpl(factory);
+    }
+    function toRefs(object) {
+        if (!isProxy(object)) {
+            console.warn(`toRefs() expects a reactive object but received a plain one.`);
+        }
+        const ret = isArray(object) ? new Array(object.length) : {};
+        for (const key in object) {
+            ret[key] = toRef(object, key);
+        }
+        return ret;
+    }
+    class ObjectRefImpl {
+        constructor(_object, _key, _defaultValue) {
+            this._object = _object;
+            this._key = _key;
+            this._defaultValue = _defaultValue;
+            this.__v_isRef = true;
+        }
+        get value() {
+            const val = this._object[this._key];
+            return val === undefined ? this._defaultValue : val;
+        }
+        set value(newVal) {
+            this._object[this._key] = newVal;
+        }
+    }
+    function toRef(object, key, defaultValue) {
+        const val = object[key];
+        return isRef(val)
+            ? val
+            : new ObjectRefImpl(object, key, defaultValue);
+    }
+
+    class ComputedRefImpl {
+        constructor(getter, _setter, isReadonly, isSSR) {
+            this._setter = _setter;
+            this.dep = undefined;
+            this.__v_isRef = true;
+            this._dirty = true;
+            this.effect = new ReactiveEffect(getter, () => {
+                if (!this._dirty) {
+                    this._dirty = true;
+                    triggerRefValue(this);
+                }
+            });
+            this.effect.computed = this;
+            this.effect.active = this._cacheable = !isSSR;
+            this["__v_isReadonly" /* IS_READONLY */] = isReadonly;
+        }
+        get value() {
+            // the computed ref may get wrapped by other proxies e.g. readonly() #3376
+            const self = toRaw(this);
+            trackRefValue(self);
+            if (self._dirty || !self._cacheable) {
+                self._dirty = false;
+                self._value = self.effect.run();
+            }
+            return self._value;
+        }
+        set value(newValue) {
+            this._setter(newValue);
+        }
+    }
+    function computed(getterOrOptions, debugOptions, isSSR = false) {
+        let getter;
+        let setter;
+        const onlyGetter = isFunction(getterOrOptions);
+        if (onlyGetter) {
+            getter = getterOrOptions;
+            setter = () => {
+                console.warn('Write operation failed: computed value is readonly');
+            }
+            ;
+        }
+        else {
+            getter = getterOrOptions.get;
+            setter = getterOrOptions.set;
+        }
+        const cRef = new ComputedRefImpl(getter, setter, onlyGetter || !setter, isSSR);
+        if (debugOptions && !isSSR) {
+            cRef.effect.onTrack = debugOptions.onTrack;
+            cRef.effect.onTrigger = debugOptions.onTrigger;
+        }
+        return cRef;
+    }
+
+    const stack = [];
+    function pushWarningContext(vnode) {
+        stack.push(vnode);
+    }
+    function popWarningContext() {
+        stack.pop();
+    }
+    function warn$1(msg, ...args) {
+        // avoid props formatting or warn handler tracking deps that might be mutated
+        // during patch, leading to infinite recursion.
+        pauseTracking();
+        const instance = stack.length ? stack[stack.length - 1].component : null;
+        const appWarnHandler = instance && instance.appContext.config.warnHandler;
+        const trace = getComponentTrace();
+        if (appWarnHandler) {
+            callWithErrorHandling(appWarnHandler, instance, 11 /* APP_WARN_HANDLER */, [
+                msg + args.join(''),
+                instance && instance.proxy,
+                trace
+                    .map(({ vnode }) => `at <${formatComponentName(instance, vnode.type)}>`)
+                    .join('\n'),
+                trace
+            ]);
+        }
+        else {
+            const warnArgs = [`[Vue warn]: ${msg}`, ...args];
+            /* istanbul ignore if */
+            if (trace.length &&
+                // avoid spamming console during tests
+                !false) {
+                warnArgs.push(`\n`, ...formatTrace(trace));
+            }
+            console.warn(...warnArgs);
+        }
+        resetTracking();
+    }
+    function getComponentTrace() {
+        let currentVNode = stack[stack.length - 1];
+        if (!currentVNode) {
+            return [];
+        }
+        // we can't just use the stack because it will be incomplete during updates
+        // that did not start from the root. Re-construct the parent chain using
+        // instance parent pointers.
+        const normalizedStack = [];
+        while (currentVNode) {
+            const last = normalizedStack[0];
+            if (last && last.vnode === currentVNode) {
+                last.recurseCount++;
+            }
+            else {
+                normalizedStack.push({
+                    vnode: currentVNode,
+                    recurseCount: 0
+                });
+            }
+            const parentInstance = currentVNode.component && currentVNode.component.parent;
+            currentVNode = parentInstance && parentInstance.vnode;
+        }
+        return normalizedStack;
+    }
+    /* istanbul ignore next */
+    function formatTrace(trace) {
+        const logs = [];
+        trace.forEach((entry, i) => {
+            logs.push(...(i === 0 ? [] : [`\n`]), ...formatTraceEntry(entry));
+        });
+        return logs;
+    }
+    function formatTraceEntry({ vnode, recurseCount }) {
+        const postfix = recurseCount > 0 ? `... (${recurseCount} recursive calls)` : ``;
+        const isRoot = vnode.component ? vnode.component.parent == null : false;
+        const open = ` at <${formatComponentName(vnode.component, vnode.type, isRoot)}`;
+        const close = `>` + postfix;
+        return vnode.props
+            ? [open, ...formatProps(vnode.props), close]
+            : [open + close];
+    }
+    /* istanbul ignore next */
+    function formatProps(props) {
+        const res = [];
+        const keys = Object.keys(props);
+        keys.slice(0, 3).forEach(key => {
+            res.push(...formatProp(key, props[key]));
+        });
+        if (keys.length > 3) {
+            res.push(` ...`);
+        }
+        return res;
+    }
+    /* istanbul ignore next */
+    function formatProp(key, value, raw) {
+        if (isString(value)) {
+            value = JSON.stringify(value);
+            return raw ? value : [`${key}=${value}`];
+        }
+        else if (typeof value === 'number' ||
+            typeof value === 'boolean' ||
+            value == null) {
+            return raw ? value : [`${key}=${value}`];
+        }
+        else if (isRef(value)) {
+            value = formatProp(key, toRaw(value.value), true);
+            return raw ? value : [`${key}=Ref<`, value, `>`];
+        }
+        else if (isFunction(value)) {
+            return [`${key}=fn${value.name ? `<${value.name}>` : ``}`];
+        }
+        else {
+            value = toRaw(value);
+            return raw ? value : [`${key}=`, value];
+        }
+    }
+
+    const ErrorTypeStrings = {
+        ["sp" /* SERVER_PREFETCH */]: 'serverPrefetch hook',
+        ["bc" /* BEFORE_CREATE */]: 'beforeCreate hook',
+        ["c" /* CREATED */]: 'created hook',
+        ["bm" /* BEFORE_MOUNT */]: 'beforeMount hook',
+        ["m" /* MOUNTED */]: 'mounted hook',
+        ["bu" /* BEFORE_UPDATE */]: 'beforeUpdate hook',
+        ["u" /* UPDATED */]: 'updated',
+        ["bum" /* BEFORE_UNMOUNT */]: 'beforeUnmount hook',
+        ["um" /* UNMOUNTED */]: 'unmounted hook',
+        ["a" /* ACTIVATED */]: 'activated hook',
+        ["da" /* DEACTIVATED */]: 'deactivated hook',
+        ["ec" /* ERROR_CAPTURED */]: 'errorCaptured hook',
+        ["rtc" /* RENDER_TRACKED */]: 'renderTracked hook',
+        ["rtg" /* RENDER_TRIGGERED */]: 'renderTriggered hook',
+        [0 /* SETUP_FUNCTION */]: 'setup function',
+        [1 /* RENDER_FUNCTION */]: 'render function',
+        [2 /* WATCH_GETTER */]: 'watcher getter',
+        [3 /* WATCH_CALLBACK */]: 'watcher callback',
+        [4 /* WATCH_CLEANUP */]: 'watcher cleanup function',
+        [5 /* NATIVE_EVENT_HANDLER */]: 'native event handler',
+        [6 /* COMPONENT_EVENT_HANDLER */]: 'component event handler',
+        [7 /* VNODE_HOOK */]: 'vnode hook',
+        [8 /* DIRECTIVE_HOOK */]: 'directive hook',
+        [9 /* TRANSITION_HOOK */]: 'transition hook',
+        [10 /* APP_ERROR_HANDLER */]: 'app errorHandler',
+        [11 /* APP_WARN_HANDLER */]: 'app warnHandler',
+        [12 /* FUNCTION_REF */]: 'ref function',
+        [13 /* ASYNC_COMPONENT_LOADER */]: 'async component loader',
+        [14 /* SCHEDULER */]: 'scheduler flush. This is likely a Vue internals bug. ' +
+        'Please open an issue at https://new-issue.vuejs.org/?repo=vuejs/core'
+    };
+    function callWithErrorHandling(fn, instance, type, args) {
+        let res;
+        try {
+            res = args ? fn(...args) : fn();
+        }
+        catch (err) {
+            handleError(err, instance, type);
+        }
+        return res;
+    }
+    function callWithAsyncErrorHandling(fn, instance, type, args) {
+        if (isFunction(fn)) {
+            const res = callWithErrorHandling(fn, instance, type, args);
+            if (res && isPromise(res)) {
+                res.catch(err => {
+                    handleError(err, instance, type);
+                });
+            }
+            return res;
+        }
+        const values = [];
+        for (let i = 0; i < fn.length; i++) {
+            values.push(callWithAsyncErrorHandling(fn[i], instance, type, args));
+        }
+        return values;
+    }
+    function handleError(err, instance, type, throwInDev = true) {
+        const contextVNode = instance ? instance.vnode : null;
+        if (instance) {
+            let cur = instance.parent;
+            // the exposed instance is the render proxy to keep it consistent with 2.x
+            const exposedInstance = instance.proxy;
+            // in production the hook receives only the error code
+            const errorInfo = ErrorTypeStrings[type] ;
+            while (cur) {
+                const errorCapturedHooks = cur.ec;
+                if (errorCapturedHooks) {
+                    for (let i = 0; i < errorCapturedHooks.length; i++) {
+                        if (errorCapturedHooks[i](err, exposedInstance, errorInfo) === false) {
+                            return;
+                        }
+                    }
+                }
+                cur = cur.parent;
+            }
+            // app-level handling
+            const appErrorHandler = instance.appContext.config.errorHandler;
+            if (appErrorHandler) {
+                callWithErrorHandling(appErrorHandler, null, 10 /* APP_ERROR_HANDLER */, [err, exposedInstance, errorInfo]);
+                return;
+            }
+        }
+        logError(err, type, contextVNode, throwInDev);
+    }
+    function logError(err, type, contextVNode, throwInDev = true) {
+        {
+            const info = ErrorTypeStrings[type];
+            if (contextVNode) {
+                pushWarningContext(contextVNode);
+            }
+            warn$1(`Unhandled error${info ? ` during execution of ${info}` : ``}`);
+            if (contextVNode) {
+                popWarningContext();
+            }
+            // crash in dev by default so it's more noticeable
+            if (throwInDev) {
+                throw err;
+            }
+            else {
+                console.error(err);
+            }
+        }
+    }
+
+    let isFlushing = false;
+    let isFlushPending = false;
+    const queue = [];
+    let flushIndex = 0;
+    const pendingPreFlushCbs = [];
+    let activePreFlushCbs = null;
+    let preFlushIndex = 0;
+    const pendingPostFlushCbs = [];
+    let activePostFlushCbs = null;
+    let postFlushIndex = 0;
+    const resolvedPromise = /*#__PURE__*/ Promise.resolve();
+    let currentFlushPromise = null;
+    let currentPreFlushParentJob = null;
+    const RECURSION_LIMIT = 100;
+    function nextTick(fn) {
+        const p = currentFlushPromise || resolvedPromise;
+        return fn ? p.then(this ? fn.bind(this) : fn) : p;
+    }
+    // #2768
+    // Use binary-search to find a suitable position in the queue,
+    // so that the queue maintains the increasing order of job's id,
+    // which can prevent the job from being skipped and also can avoid repeated patching.
+    function findInsertionIndex(id) {
+        // the start index should be `flushIndex + 1`
+        let start = flushIndex + 1;
+        let end = queue.length;
+        while (start < end) {
+            const middle = (start + end) >>> 1;
+            const middleJobId = getId(queue[middle]);
+            middleJobId < id ? (start = middle + 1) : (end = middle);
+        }
+        return start;
+    }
+    function queueJob(job) {
+        // the dedupe search uses the startIndex argument of Array.includes()
+        // by default the search index includes the current job that is being run
+        // so it cannot recursively trigger itself again.
+        // if the job is a watch() callback, the search will start with a +1 index to
+        // allow it recursively trigger itself - it is the user's responsibility to
+        // ensure it doesn't end up in an infinite loop.
+        if ((!queue.length ||
+                !queue.includes(job, isFlushing && job.allowRecurse ? flushIndex + 1 : flushIndex)) &&
+            job !== currentPreFlushParentJob) {
+            if (job.id == null) {
+                queue.push(job);
+            }
+            else {
+                queue.splice(findInsertionIndex(job.id), 0, job);
+            }
+            queueFlush();
+        }
+    }
+    function queueFlush() {
+        if (!isFlushing && !isFlushPending) {
+            isFlushPending = true;
+            currentFlushPromise = resolvedPromise.then(flushJobs);
+        }
+    }
+    function invalidateJob(job) {
+        const i = queue.indexOf(job);
+        if (i > flushIndex) {
+            queue.splice(i, 1);
+        }
+    }
+    function queueCb(cb, activeQueue, pendingQueue, index) {
+        if (!isArray(cb)) {
+            if (!activeQueue ||
+                !activeQueue.includes(cb, cb.allowRecurse ? index + 1 : index)) {
+                pendingQueue.push(cb);
+            }
+        }
+        else {
+            // if cb is an array, it is a component lifecycle hook which can only be
+            // triggered by a job, which is already deduped in the main queue, so
+            // we can skip duplicate check here to improve perf
+            pendingQueue.push(...cb);
+        }
+        queueFlush();
+    }
+    function queuePreFlushCb(cb) {
+        queueCb(cb, activePreFlushCbs, pendingPreFlushCbs, preFlushIndex);
+    }
+    function queuePostFlushCb(cb) {
+        queueCb(cb, activePostFlushCbs, pendingPostFlushCbs, postFlushIndex);
+    }
+    function flushPreFlushCbs(seen, parentJob = null) {
+        if (pendingPreFlushCbs.length) {
+            currentPreFlushParentJob = parentJob;
+            activePreFlushCbs = [...new Set(pendingPreFlushCbs)];
+            pendingPreFlushCbs.length = 0;
+            {
+                seen = seen || new Map();
+            }
+            for (preFlushIndex = 0; preFlushIndex < activePreFlushCbs.length; preFlushIndex++) {
+                if (checkRecursiveUpdates(seen, activePreFlushCbs[preFlushIndex])) {
+                    continue;
+                }
+                activePreFlushCbs[preFlushIndex]();
+            }
+            activePreFlushCbs = null;
+            preFlushIndex = 0;
+            currentPreFlushParentJob = null;
+            // recursively flush until it drains
+            flushPreFlushCbs(seen, parentJob);
+        }
+    }
+    function flushPostFlushCbs(seen) {
+        // flush any pre cbs queued during the flush (e.g. pre watchers)
+        flushPreFlushCbs();
+        if (pendingPostFlushCbs.length) {
+            const deduped = [...new Set(pendingPostFlushCbs)];
+            pendingPostFlushCbs.length = 0;
+            // #1947 already has active queue, nested flushPostFlushCbs call
+            if (activePostFlushCbs) {
+                activePostFlushCbs.push(...deduped);
+                return;
+            }
+            activePostFlushCbs = deduped;
+            {
+                seen = seen || new Map();
+            }
+            activePostFlushCbs.sort((a, b) => getId(a) - getId(b));
+            for (postFlushIndex = 0; postFlushIndex < activePostFlushCbs.length; postFlushIndex++) {
+                if (checkRecursiveUpdates(seen, activePostFlushCbs[postFlushIndex])) {
+                    continue;
+                }
+                activePostFlushCbs[postFlushIndex]();
+            }
+            activePostFlushCbs = null;
+            postFlushIndex = 0;
+        }
+    }
+    const getId = (job) => job.id == null ? Infinity : job.id;
+    function flushJobs(seen) {
+        isFlushPending = false;
+        isFlushing = true;
+        {
+            seen = seen || new Map();
+        }
+        flushPreFlushCbs(seen);
+        // Sort queue before flush.
+        // This ensures that:
+        // 1. Components are updated from parent to child. (because parent is always
+        //    created before the child so its render effect will have smaller
+        //    priority number)
+        // 2. If a component is unmounted during a parent component's update,
+        //    its update can be skipped.
+        queue.sort((a, b) => getId(a) - getId(b));
+        // conditional usage of checkRecursiveUpdate must be determined out of
+        // try ... catch block since Rollup by default de-optimizes treeshaking
+        // inside try-catch. This can leave all warning code unshaked. Although
+        // they would get eventually shaken by a minifier like terser, some minifiers
+        // would fail to do that (e.g. https://github.com/evanw/esbuild/issues/1610)
+        const check = (job) => checkRecursiveUpdates(seen, job)
+        ;
+        try {
+            for (flushIndex = 0; flushIndex < queue.length; flushIndex++) {
+                const job = queue[flushIndex];
+                if (job && job.active !== false) {
+                    if (true && check(job)) {
+                        continue;
+                    }
+                    // console.log(`running:`, job.id)
+                    callWithErrorHandling(job, null, 14 /* SCHEDULER */);
+                }
+            }
+        }
+        finally {
+            flushIndex = 0;
+            queue.length = 0;
+            flushPostFlushCbs(seen);
+            isFlushing = false;
+            currentFlushPromise = null;
+            // some postFlushCb queued jobs!
+            // keep flushing until it drains.
+            if (queue.length ||
+                pendingPreFlushCbs.length ||
+                pendingPostFlushCbs.length) {
+                flushJobs(seen);
+            }
+        }
+    }
+    function checkRecursiveUpdates(seen, fn) {
+        if (!seen.has(fn)) {
+            seen.set(fn, 1);
+        }
+        else {
+            const count = seen.get(fn);
+            if (count > RECURSION_LIMIT) {
+                const instance = fn.ownerInstance;
+                const componentName = instance && getComponentName(instance.type);
+                warn$1(`Maximum recursive updates exceeded${componentName ? ` in component <${componentName}>` : ``}. ` +
+                    `This means you have a reactive effect that is mutating its own ` +
+                    `dependencies and thus recursively triggering itself. Possible sources ` +
+                    `include component template, render function, updated hook or ` +
+                    `watcher source function.`);
+                return true;
+            }
+            else {
+                seen.set(fn, count + 1);
+            }
+        }
+    }
+
+    /* eslint-disable no-restricted-globals */
+    let isHmrUpdating = false;
+    const hmrDirtyComponents = new Set();
+    // Expose the HMR runtime on the global object
+    // This makes it entirely tree-shakable without polluting the exports and makes
+    // it easier to be used in toolings like vue-loader
+    // Note: for a component to be eligible for HMR it also needs the __hmrId option
+    // to be set so that its instances can be registered / removed.
+    {
+        getGlobalThis().__VUE_HMR_RUNTIME__ = {
+            createRecord: tryWrap(createRecord),
+            rerender: tryWrap(rerender),
+            reload: tryWrap(reload)
+        };
+    }
+    const map = new Map();
+    function registerHMR(instance) {
+        const id = instance.type.__hmrId;
+        let record = map.get(id);
+        if (!record) {
+            createRecord(id, instance.type);
+            record = map.get(id);
+        }
+        record.instances.add(instance);
+    }
+    function unregisterHMR(instance) {
+        map.get(instance.type.__hmrId).instances.delete(instance);
+    }
+    function createRecord(id, initialDef) {
+        if (map.has(id)) {
+            return false;
+        }
+        map.set(id, {
+            initialDef: normalizeClassComponent(initialDef),
+            instances: new Set()
+        });
+        return true;
+    }
+    function normalizeClassComponent(component) {
+        return isClassComponent(component) ? component.__vccOpts : component;
+    }
+    function rerender(id, newRender) {
+        const record = map.get(id);
+        if (!record) {
+            return;
+        }
+        // update initial record (for not-yet-rendered component)
+        record.initialDef.render = newRender;
+        [...record.instances].forEach(instance => {
+            if (newRender) {
+                instance.render = newRender;
+                normalizeClassComponent(instance.type).render = newRender;
+            }
+            instance.renderCache = [];
+            // this flag forces child components with slot content to update
+            isHmrUpdating = true;
+            instance.update();
+            isHmrUpdating = false;
+        });
+    }
+    function reload(id, newComp) {
+        const record = map.get(id);
+        if (!record)
+            return;
+        newComp = normalizeClassComponent(newComp);
+        // update initial def (for not-yet-rendered components)
+        updateComponentDef(record.initialDef, newComp);
+        // create a snapshot which avoids the set being mutated during updates
+        const instances = [...record.instances];
+        for (const instance of instances) {
+            const oldComp = normalizeClassComponent(instance.type);
+            if (!hmrDirtyComponents.has(oldComp)) {
+                // 1. Update existing comp definition to match new one
+                if (oldComp !== record.initialDef) {
+                    updateComponentDef(oldComp, newComp);
+                }
+                // 2. mark definition dirty. This forces the renderer to replace the
+                // component on patch.
+                hmrDirtyComponents.add(oldComp);
+            }
+            // 3. invalidate options resolution cache
+            instance.appContext.optionsCache.delete(instance.type);
+            // 4. actually update
+            if (instance.ceReload) {
+                // custom element
+                hmrDirtyComponents.add(oldComp);
+                instance.ceReload(newComp.styles);
+                hmrDirtyComponents.delete(oldComp);
+            }
+            else if (instance.parent) {
+                // 4. Force the parent instance to re-render. This will cause all updated
+                // components to be unmounted and re-mounted. Queue the update so that we
+                // don't end up forcing the same parent to re-render multiple times.
+                queueJob(instance.parent.update);
+                // instance is the inner component of an async custom element
+                // invoke to reset styles
+                if (instance.parent.type.__asyncLoader &&
+                    instance.parent.ceReload) {
+                    instance.parent.ceReload(newComp.styles);
+                }
+            }
+            else if (instance.appContext.reload) {
+                // root instance mounted via createApp() has a reload method
+                instance.appContext.reload();
+            }
+            else if (typeof window !== 'undefined') {
+                // root instance inside tree created via raw render(). Force reload.
+                window.location.reload();
+            }
+            else {
+                console.warn('[HMR] Root or manually mounted instance modified. Full reload required.');
+            }
+        }
+        // 5. make sure to cleanup dirty hmr components after update
+        queuePostFlushCb(() => {
+            for (const instance of instances) {
+                hmrDirtyComponents.delete(normalizeClassComponent(instance.type));
+            }
+        });
+    }
+    function updateComponentDef(oldComp, newComp) {
+        extend(oldComp, newComp);
+        for (const key in oldComp) {
+            if (key !== '__file' && !(key in newComp)) {
+                delete oldComp[key];
+            }
+        }
+    }
+    function tryWrap(fn) {
+        return (id, arg) => {
+            try {
+                return fn(id, arg);
+            }
+            catch (e) {
+                console.error(e);
+                console.warn(`[HMR] Something went wrong during Vue component hot-reload. ` +
+                    `Full reload required.`);
+            }
+        };
+    }
+
+    let buffer = [];
+    let devtoolsNotInstalled = false;
+    function emit(event, ...args) {
+        if (exports.devtools) {
+            exports.devtools.emit(event, ...args);
+        }
+        else if (!devtoolsNotInstalled) {
+            buffer.push({ event, args });
+        }
+    }
+    function setDevtoolsHook(hook, target) {
+        var _a, _b;
+        exports.devtools = hook;
+        if (exports.devtools) {
+            exports.devtools.enabled = true;
+            buffer.forEach(({ event, args }) => exports.devtools.emit(event, ...args));
+            buffer = [];
+        }
+        else if (
+            // handle late devtools injection - only do this if we are in an actual
+            // browser environment to avoid the timer handle stalling test runner exit
+            // (#4815)
+            typeof window !== 'undefined' &&
+            // some envs mock window but not fully
+            window.HTMLElement &&
+            // also exclude jsdom
+            !((_b = (_a = window.navigator) === null || _a === void 0 ? void 0 : _a.userAgent) === null || _b === void 0 ? void 0 : _b.includes('jsdom'))) {
+            const replay = (target.__VUE_DEVTOOLS_HOOK_REPLAY__ =
+                target.__VUE_DEVTOOLS_HOOK_REPLAY__ || []);
+            replay.push((newHook) => {
+                setDevtoolsHook(newHook, target);
+            });
+            // clear buffer after 3s - the user probably doesn't have devtools installed
+            // at all, and keeping the buffer will cause memory leaks (#4738)
+            setTimeout(() => {
+                if (!exports.devtools) {
+                    target.__VUE_DEVTOOLS_HOOK_REPLAY__ = null;
+                    devtoolsNotInstalled = true;
+                    buffer = [];
+                }
+            }, 3000);
+        }
+        else {
+            // non-browser env, assume not installed
+            devtoolsNotInstalled = true;
+            buffer = [];
+        }
+    }
+    function devtoolsInitApp(app, version) {
+        emit("app:init" /* APP_INIT */, app, version, {
+            Fragment,
+            Text,
+            Comment,
+            Static
+        });
+    }
+    function devtoolsUnmountApp(app) {
+        emit("app:unmount" /* APP_UNMOUNT */, app);
+    }
+    const devtoolsComponentAdded = /*#__PURE__*/ createDevtoolsComponentHook("component:added" /* COMPONENT_ADDED */);
+    const devtoolsComponentUpdated =
+        /*#__PURE__*/ createDevtoolsComponentHook("component:updated" /* COMPONENT_UPDATED */);
+    const devtoolsComponentRemoved =
+        /*#__PURE__*/ createDevtoolsComponentHook("component:removed" /* COMPONENT_REMOVED */);
+    function createDevtoolsComponentHook(hook) {
+        return (component) => {
+            emit(hook, component.appContext.app, component.uid, component.parent ? component.parent.uid : undefined, component);
+        };
+    }
+    const devtoolsPerfStart = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:start" /* PERFORMANCE_START */);
+    const devtoolsPerfEnd = /*#__PURE__*/ createDevtoolsPerformanceHook("perf:end" /* PERFORMANCE_END */);
+    function createDevtoolsPerformanceHook(hook) {
+        return (component, type, time) => {
+            emit(hook, component.appContext.app, component.uid, component, type, time);
+        };
+    }
+    function devtoolsComponentEmit(component, event, params) {
+        emit("component:emit" /* COMPONENT_EMIT */, component.appContext.app, component, event, params);
+    }
+
+    function emit$1(instance, event, ...rawArgs) {
+        if (instance.isUnmounted)
+            return;
+        const props = instance.vnode.props || EMPTY_OBJ;
+        {
+            const { emitsOptions, propsOptions: [propsOptions] } = instance;
+            if (emitsOptions) {
+                if (!(event in emitsOptions) &&
+                    !(false )) {
+                    if (!propsOptions || !(toHandlerKey(event) in propsOptions)) {
+                        warn$1(`Component emitted event "${event}" but it is neither declared in ` +
+                            `the emits option nor as an "${toHandlerKey(event)}" prop.`);
+                    }
+                }
+                else {
+                    const validator = emitsOptions[event];
+                    if (isFunction(validator)) {
+                        const isValid = validator(...rawArgs);
+                        if (!isValid) {
+                            warn$1(`Invalid event arguments: event validation failed for event "${event}".`);
+                        }
+                    }
+                }
+            }
+        }
+        let args = rawArgs;
+        const isModelListener = event.startsWith('update:');
+        // for v-model update:xxx events, apply modifiers on args
+        const modelArg = isModelListener && event.slice(7);
+        if (modelArg && modelArg in props) {
+            const modifiersKey = `${modelArg === 'modelValue' ? 'model' : modelArg}Modifiers`;
+            const { number, trim } = props[modifiersKey] || EMPTY_OBJ;
+            if (trim) {
+                args = rawArgs.map(a => a.trim());
+            }
+            if (number) {
+                args = rawArgs.map(toNumber);
+            }
+        }
+        {
+            devtoolsComponentEmit(instance, event, args);
+        }
+        {
+            const lowerCaseEvent = event.toLowerCase();
+            if (lowerCaseEvent !== event && props[toHandlerKey(lowerCaseEvent)]) {
+                warn$1(`Event "${lowerCaseEvent}" is emitted in component ` +
+                    `${formatComponentName(instance, instance.type)} but the handler is registered for "${event}". ` +
+                    `Note that HTML attributes are case-insensitive and you cannot use ` +
+                    `v-on to listen to camelCase events when using in-DOM templates. ` +
+                    `You should probably use "${hyphenate(event)}" instead of "${event}".`);
+            }
+        }
+        let handlerName;
+        let handler = props[(handlerName = toHandlerKey(event))] ||
+            // also try camelCase event handler (#2249)
+            props[(handlerName = toHandlerKey(camelize(event)))];
+        // for v-model update:xxx events, also trigger kebab-case equivalent
+        // for props passed via kebab-case
+        if (!handler && isModelListener) {
+            handler = props[(handlerName = toHandlerKey(hyphenate(event)))];
+        }
+        if (handler) {
+            callWithAsyncErrorHandling(handler, instance, 6 /* COMPONENT_EVENT_HANDLER */, args);
+        }
+        const onceHandler = props[handlerName + `Once`];
+        if (onceHandler) {
+            if (!instance.emitted) {
+                instance.emitted = {};
+            }
+            else if (instance.emitted[handlerName]) {
+                return;
+            }
+            instance.emitted[handlerName] = true;
+            callWithAsyncErrorHandling(onceHandler, instance, 6 /* COMPONENT_EVENT_HANDLER */, args);
+        }
+    }
+    function normalizeEmitsOptions(comp, appContext, asMixin = false) {
+        const cache = appContext.emitsCache;
+        const cached = cache.get(comp);
+        if (cached !== undefined) {
+            return cached;
+        }
+        const raw = comp.emits;
+        let normalized = {};
+        // apply mixin/extends props
+        let hasExtends = false;
+        if (!isFunction(comp)) {
+            const extendEmits = (raw) => {
+                const normalizedFromExtend = normalizeEmitsOptions(raw, appContext, true);
+                if (normalizedFromExtend) {
+                    hasExtends = true;
+                    extend(normalized, normalizedFromExtend);
+                }
+            };
+            if (!asMixin && appContext.mixins.length) {
+                appContext.mixins.forEach(extendEmits);
+            }
+            if (comp.extends) {
+                extendEmits(comp.extends);
+            }
+            if (comp.mixins) {
+                comp.mixins.forEach(extendEmits);
+            }
+        }
+        if (!raw && !hasExtends) {
+            cache.set(comp, null);
+            return null;
+        }
+        if (isArray(raw)) {
+            raw.forEach(key => (normalized[key] = null));
+        }
+        else {
+            extend(normalized, raw);
+        }
+        cache.set(comp, normalized);
+        return normalized;
+    }
+    // Check if an incoming prop key is a declared emit event listener.
+    // e.g. With `emits: { click: null }`, props named `onClick` and `onclick` are
+    // both considered matched listeners.
+    function isEmitListener(options, key) {
+        if (!options || !isOn(key)) {
+            return false;
+        }
+        key = key.slice(2).replace(/Once$/, '');
+        return (hasOwn(options, key[0].toLowerCase() + key.slice(1)) ||
+            hasOwn(options, hyphenate(key)) ||
+            hasOwn(options, key));
+    }
+
+    /**
+     * mark the current rendering instance for asset resolution (e.g.
+     * resolveComponent, resolveDirective) during render
+     */
+    let currentRenderingInstance = null;
+    let currentScopeId = null;
+    /**
+     * Note: rendering calls maybe nested. The function returns the parent rendering
+     * instance if present, which should be restored after the render is done:
+     *
+     * ```js
+     * const prev = setCurrentRenderingInstance(i)
+     * // ...render
+     * setCurrentRenderingInstance(prev)
+     * ```
+     */
+    function setCurrentRenderingInstance(instance) {
+        const prev = currentRenderingInstance;
+        currentRenderingInstance = instance;
+        currentScopeId = (instance && instance.type.__scopeId) || null;
+        return prev;
+    }
+    /**
+     * Set scope id when creating hoisted vnodes.
+     * @private compiler helper
+     */
+    function pushScopeId(id) {
+        currentScopeId = id;
+    }
+    /**
+     * Technically we no longer need this after 3.0.8 but we need to keep the same
+     * API for backwards compat w/ code generated by compilers.
+     * @private
+     */
+    function popScopeId() {
+        currentScopeId = null;
+    }
+    /**
+     * Only for backwards compat
+     * @private
+     */
+    const withScopeId = (_id) => withCtx;
+    /**
+     * Wrap a slot function to memoize current rendering instance
+     * @private compiler helper
+     */
+    function withCtx(fn, ctx = currentRenderingInstance, isNonScopedSlot // false only
+    ) {
+        if (!ctx)
+            return fn;
+        // already normalized
+        if (fn._n) {
+            return fn;
+        }
+        const renderFnWithContext = (...args) => {
+            // If a user calls a compiled slot inside a template expression (#1745), it
+            // can mess up block tracking, so by default we disable block tracking and
+            // force bail out when invoking a compiled slot (indicated by the ._d flag).
+            // This isn't necessary if rendering a compiled `<slot>`, so we flip the
+            // ._d flag off when invoking the wrapped fn inside `renderSlot`.
+            if (renderFnWithContext._d) {
+                setBlockTracking(-1);
+            }
+            const prevInstance = setCurrentRenderingInstance(ctx);
+            const res = fn(...args);
+            setCurrentRenderingInstance(prevInstance);
+            if (renderFnWithContext._d) {
+                setBlockTracking(1);
+            }
+            {
+                devtoolsComponentUpdated(ctx);
+            }
+            return res;
+        };
+        // mark normalized to avoid duplicated wrapping
+        renderFnWithContext._n = true;
+        // mark this as compiled by default
+        // this is used in vnode.ts -> normalizeChildren() to set the slot
+        // rendering flag.
+        renderFnWithContext._c = true;
+        // disable block tracking by default
+        renderFnWithContext._d = true;
+        return renderFnWithContext;
+    }
+
+    /**
+     * dev only flag to track whether $attrs was used during render.
+     * If $attrs was used during render then the warning for failed attrs
+     * fallthrough can be suppressed.
+     */
+    let accessedAttrs = false;
+    function markAttrsAccessed() {
+        accessedAttrs = true;
+    }
+    function renderComponentRoot(instance) {
+        const { type: Component, vnode, proxy, withProxy, props, propsOptions: [propsOptions], slots, attrs, emit, render, renderCache, data, setupState, ctx, inheritAttrs } = instance;
+        let result;
+        let fallthroughAttrs;
+        const prev = setCurrentRenderingInstance(instance);
+        {
+            accessedAttrs = false;
+        }
+        try {
+            if (vnode.shapeFlag & 4 /* STATEFUL_COMPONENT */) {
+                // withProxy is a proxy with a different `has` trap only for
+                // runtime-compiled render functions using `with` block.
+                const proxyToUse = withProxy || proxy;
+                result = normalizeVNode(render.call(proxyToUse, proxyToUse, renderCache, props, setupState, data, ctx));
+                fallthroughAttrs = attrs;
+            }
+            else {
+                // functional
+                const render = Component;
+                // in dev, mark attrs accessed if optional props (attrs === props)
+                if (true && attrs === props) {
+                    markAttrsAccessed();
+                }
+                result = normalizeVNode(render.length > 1
+                    ? render(props, true
+                        ? {
+                            get attrs() {
+                                markAttrsAccessed();
+                                return attrs;
+                            },
+                            slots,
+                            emit
+                        }
+                        : { attrs, slots, emit })
+                    : render(props, null /* we know it doesn't need it */));
+                fallthroughAttrs = Component.props
+                    ? attrs
+                    : getFunctionalFallthrough(attrs);
+            }
+        }
+        catch (err) {
+            blockStack.length = 0;
+            handleError(err, instance, 1 /* RENDER_FUNCTION */);
+            result = createVNode(Comment);
+        }
+        // attr merging
+        // in dev mode, comments are preserved, and it's possible for a template
+        // to have comments along side the root element which makes it a fragment
+        let root = result;
+        let setRoot = undefined;
+        if (result.patchFlag > 0 &&
+            result.patchFlag & 2048 /* DEV_ROOT_FRAGMENT */) {
+            [root, setRoot] = getChildRoot(result);
+        }
+        if (fallthroughAttrs && inheritAttrs !== false) {
+            const keys = Object.keys(fallthroughAttrs);
+            const { shapeFlag } = root;
+            if (keys.length) {
+                if (shapeFlag & (1 /* ELEMENT */ | 6 /* COMPONENT */)) {
+                    if (propsOptions && keys.some(isModelListener)) {
+                        // If a v-model listener (onUpdate:xxx) has a corresponding declared
+                        // prop, it indicates this component expects to handle v-model and
+                        // it should not fallthrough.
+                        // related: #1543, #1643, #1989
+                        fallthroughAttrs = filterModelListeners(fallthroughAttrs, propsOptions);
+                    }
+                    root = cloneVNode(root, fallthroughAttrs);
+                }
+                else if (!accessedAttrs && root.type !== Comment) {
+                    const allAttrs = Object.keys(attrs);
+                    const eventAttrs = [];
+                    const extraAttrs = [];
+                    for (let i = 0, l = allAttrs.length; i < l; i++) {
+                        const key = allAttrs[i];
+                        if (isOn(key)) {
+                            // ignore v-model handlers when they fail to fallthrough
+                            if (!isModelListener(key)) {
+                                // remove `on`, lowercase first letter to reflect event casing
+                                // accurately
+                                eventAttrs.push(key[2].toLowerCase() + key.slice(3));
+                            }
+                        }
+                        else {
+                            extraAttrs.push(key);
+                        }
+                    }
+                    if (extraAttrs.length) {
+                        warn$1(`Extraneous non-props attributes (` +
+                            `${extraAttrs.join(', ')}) ` +
+                            `were passed to component but could not be automatically inherited ` +
+                            `because component renders fragment or text root nodes.`);
+                    }
+                    if (eventAttrs.length) {
+                        warn$1(`Extraneous non-emits event listeners (` +
+                            `${eventAttrs.join(', ')}) ` +
+                            `were passed to component but could not be automatically inherited ` +
+                            `because component renders fragment or text root nodes. ` +
+                            `If the listener is intended to be a component custom event listener only, ` +
+                            `declare it using the "emits" option.`);
+                    }
+                }
+            }
+        }
+        // inherit directives
+        if (vnode.dirs) {
+            if (!isElementRoot(root)) {
+                warn$1(`Runtime directive used on component with non-element root node. ` +
+                    `The directives will not function as intended.`);
+            }
+            // clone before mutating since the root may be a hoisted vnode
+            root = cloneVNode(root);
+            root.dirs = root.dirs ? root.dirs.concat(vnode.dirs) : vnode.dirs;
+        }
+        // inherit transition data
+        if (vnode.transition) {
+            if (!isElementRoot(root)) {
+                warn$1(`Component inside <Transition> renders non-element root node ` +
+                    `that cannot be animated.`);
+            }
+            root.transition = vnode.transition;
+        }
+        if (setRoot) {
+            setRoot(root);
+        }
+        else {
+            result = root;
+        }
+        setCurrentRenderingInstance(prev);
+        return result;
+    }
+    /**
+     * dev only
+     * In dev mode, template root level comments are rendered, which turns the
+     * template into a fragment root, but we need to locate the single element
+     * root for attrs and scope id processing.
+     */
+    const getChildRoot = (vnode) => {
+        const rawChildren = vnode.children;
+        const dynamicChildren = vnode.dynamicChildren;
+        const childRoot = filterSingleRoot(rawChildren);
+        if (!childRoot) {
+            return [vnode, undefined];
+        }
+        const index = rawChildren.indexOf(childRoot);
+        const dynamicIndex = dynamicChildren ? dynamicChildren.indexOf(childRoot) : -1;
+        const setRoot = (updatedRoot) => {
+            rawChildren[index] = updatedRoot;
+            if (dynamicChildren) {
+                if (dynamicIndex > -1) {
+                    dynamicChildren[dynamicIndex] = updatedRoot;
+                }
+                else if (updatedRoot.patchFlag > 0) {
+                    vnode.dynamicChildren = [...dynamicChildren, updatedRoot];
+                }
+            }
+        };
+        return [normalizeVNode(childRoot), setRoot];
+    };
+    function filterSingleRoot(children) {
+        let singleRoot;
+        for (let i = 0; i < children.length; i++) {
+            const child = children[i];
+            if (isVNode(child)) {
+                // ignore user comment
+                if (child.type !== Comment || child.children === 'v-if') {
+                    if (singleRoot) {
+                        // has more than 1 non-comment child, return now
+                        return;
+                    }
+                    else {
+                        singleRoot = child;
+                    }
+                }
+            }
+            else {
+                return;
+            }
+        }
+        return singleRoot;
+    }
+    const getFunctionalFallthrough = (attrs) => {
+        let res;
+        for (const key in attrs) {
+            if (key === 'class' || key === 'style' || isOn(key)) {
+                (res || (res = {}))[key] = attrs[key];
+            }
+        }
+        return res;
+    };
+    const filterModelListeners = (attrs, props) => {
+        const res = {};
+        for (const key in attrs) {
+            if (!isModelListener(key) || !(key.slice(9) in props)) {
+                res[key] = attrs[key];
+            }
+        }
+        return res;
+    };
+    const isElementRoot = (vnode) => {
+        return (vnode.shapeFlag & (6 /* COMPONENT */ | 1 /* ELEMENT */) ||
+            vnode.type === Comment // potential v-if branch switch
+        );
+    };
+    function shouldUpdateComponent(prevVNode, nextVNode, optimized) {
+        const { props: prevProps, children: prevChildren, component } = prevVNode;
+        const { props: nextProps, children: nextChildren, patchFlag } = nextVNode;
+        const emits = component.emitsOptions;
+        // Parent component's render function was hot-updated. Since this may have
+        // caused the child component's slots content to have changed, we need to
+        // force the child to update as well.
+        if ((prevChildren || nextChildren) && isHmrUpdating) {
+            return true;
+        }
+        // force child update for runtime directive or transition on component vnode.
+        if (nextVNode.dirs || nextVNode.transition) {
+            return true;
+        }
+        if (optimized && patchFlag >= 0) {
+            if (patchFlag & 1024 /* DYNAMIC_SLOTS */) {
+                // slot content that references values that might have changed,
+                // e.g. in a v-for
+                return true;
+            }
+            if (patchFlag & 16 /* FULL_PROPS */) {
+                if (!prevProps) {
+                    return !!nextProps;
+                }
+                // presence of this flag indicates props are always non-null
+                return hasPropsChanged(prevProps, nextProps, emits);
+            }
+            else if (patchFlag & 8 /* PROPS */) {
+                const dynamicProps = nextVNode.dynamicProps;
+                for (let i = 0; i < dynamicProps.length; i++) {
+                    const key = dynamicProps[i];
+                    if (nextProps[key] !== prevProps[key] &&
+                        !isEmitListener(emits, key)) {
+                        return true;
+                    }
+                }
+            }
+        }
+        else {
+            // this path is only taken by manually written render functions
+            // so presence of any children leads to a forced update
+            if (prevChildren || nextChildren) {
+                if (!nextChildren || !nextChildren.$stable) {
+                    return true;
+                }
+            }
+            if (prevProps === nextProps) {
+                return false;
+            }
+            if (!prevProps) {
+                return !!nextProps;
+            }
+            if (!nextProps) {
+                return true;
+            }
+            return hasPropsChanged(prevProps, nextProps, emits);
+        }
+        return false;
+    }
+    function hasPropsChanged(prevProps, nextProps, emitsOptions) {
+        const nextKeys = Object.keys(nextProps);
+        if (nextKeys.length !== Object.keys(prevProps).length) {
+            return true;
+        }
+        for (let i = 0; i < nextKeys.length; i++) {
+            const key = nextKeys[i];
+            if (nextProps[key] !== prevProps[key] &&
+                !isEmitListener(emitsOptions, key)) {
+                return true;
+            }
+        }
+        return false;
+    }
+    function updateHOCHostEl({ vnode, parent }, el // HostNode
+    ) {
+        while (parent && parent.subTree === vnode) {
+            (vnode = parent.vnode).el = el;
+            parent = parent.parent;
+        }
+    }
+
+    const isSuspense = (type) => type.__isSuspense;
+    // Suspense exposes a component-like API, and is treated like a component
+    // in the compiler, but internally it's a special built-in type that hooks
+    // directly into the renderer.
+    const SuspenseImpl = {
+        name: 'Suspense',
+        // In order to make Suspense tree-shakable, we need to avoid importing it
+        // directly in the renderer. The renderer checks for the __isSuspense flag
+        // on a vnode's type and calls the `process` method, passing in renderer
+        // internals.
+        __isSuspense: true,
+        process(n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized,
+                // platform-specific impl passed from renderer
+                rendererInternals) {
+            if (n1 == null) {
+                mountSuspense(n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized, rendererInternals);
+            }
+            else {
+                patchSuspense(n1, n2, container, anchor, parentComponent, isSVG, slotScopeIds, optimized, rendererInternals);
+            }
+        },
+        hydrate: hydrateSuspense,
+        create: createSuspenseBoundary,
+        normalize: normalizeSuspenseChildren
+    };
+    // Force-casted public typing for h and TSX props inference
+    const Suspense = (SuspenseImpl );
+    function triggerEvent(vnode, name) {
+        const eventListener = vnode.props && vnode.props[name];
+        if (isFunction(eventListener)) {
+            eventListener();
+        }
+    }
+    function mountSuspense(vnode, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized, rendererInternals) {
+        const { p: patch, o: { createElement } } = rendererInternals;
+        const hiddenContainer = createElement('div');
+        const suspense = (vnode.suspense = createSuspenseBoundary(vnode, parentSuspense, parentComponent, container, hiddenContainer, anchor, isSVG, slotScopeIds, optimized, rendererInternals));
+        // start mounting the content subtree in an off-dom container
+        patch(null, (suspense.pendingBranch = vnode.ssContent), hiddenContainer, null, parentComponent, suspense, isSVG, slotScopeIds);
+        // now check if we have encountered any async deps
+        if (suspense.deps > 0) {
+            // has async
+            // invoke @fallback event
+            triggerEvent(vnode, 'onPending');
+            triggerEvent(vnode, 'onFallback');
+            // mount the fallback tree
+            patch(null, vnode.ssFallback, container, anchor, parentComponent, null, // fallback tree will not have suspense context
+                isSVG, slotScopeIds);
+            setActiveBranch(suspense, vnode.ssFallback);
+        }
+        else {
+            // Suspense has no async deps. Just resolve.
+            suspense.resolve();
+        }
+    }
+    function patchSuspense(n1, n2, container, anchor, parentComponent, isSVG, slotScopeIds, optimized, { p: patch, um: unmount, o: { createElement } }) {
+        const suspense = (n2.suspense = n1.suspense);
+        suspense.vnode = n2;
+        n2.el = n1.el;
+        const newBranch = n2.ssContent;
+        const newFallback = n2.ssFallback;
+        const { activeBranch, pendingBranch, isInFallback, isHydrating } = suspense;
+        if (pendingBranch) {
+            suspense.pendingBranch = newBranch;
+            if (isSameVNodeType(newBranch, pendingBranch)) {
+                // same root type but content may have changed.
+                patch(pendingBranch, newBranch, suspense.hiddenContainer, null, parentComponent, suspense, isSVG, slotScopeIds, optimized);
+                if (suspense.deps <= 0) {
+                    suspense.resolve();
+                }
+                else if (isInFallback) {
+                    patch(activeBranch, newFallback, container, anchor, parentComponent, null, // fallback tree will not have suspense context
+                        isSVG, slotScopeIds, optimized);
+                    setActiveBranch(suspense, newFallback);
+                }
+            }
+            else {
+                // toggled before pending tree is resolved
+                suspense.pendingId++;
+                if (isHydrating) {
+                    // if toggled before hydration is finished, the current DOM tree is
+                    // no longer valid. set it as the active branch so it will be unmounted
+                    // when resolved
+                    suspense.isHydrating = false;
+                    suspense.activeBranch = pendingBranch;
+                }
+                else {
+                    unmount(pendingBranch, parentComponent, suspense);
+                }
+                // increment pending ID. this is used to invalidate async callbacks
+                // reset suspense state
+                suspense.deps = 0;
+                // discard effects from pending branch
+                suspense.effects.length = 0;
+                // discard previous container
+                suspense.hiddenContainer = createElement('div');
+                if (isInFallback) {
+                    // already in fallback state
+                    patch(null, newBranch, suspense.hiddenContainer, null, parentComponent, suspense, isSVG, slotScopeIds, optimized);
+                    if (suspense.deps <= 0) {
+                        suspense.resolve();
+                    }
+                    else {
+                        patch(activeBranch, newFallback, container, anchor, parentComponent, null, // fallback tree will not have suspense context
+                            isSVG, slotScopeIds, optimized);
+                        setActiveBranch(suspense, newFallback);
+                    }
+                }
+                else if (activeBranch && isSameVNodeType(newBranch, activeBranch)) {
+                    // toggled "back" to current active branch
+                    patch(activeBranch, newBranch, container, anchor, parentComponent, suspense, isSVG, slotScopeIds, optimized);
+                    // force resolve
+                    suspense.resolve(true);
+                }
+                else {
+                    // switched to a 3rd branch
+                    patch(null, newBranch, suspense.hiddenContainer, null, parentComponent, suspense, isSVG, slotScopeIds, optimized);
+                    if (suspense.deps <= 0) {
+                        suspense.resolve();
+                    }
+                }
+            }
+        }
+        else {
+            if (activeBranch && isSameVNodeType(newBranch, activeBranch)) {
+                // root did not change, just normal patch
+                patch(activeBranch, newBranch, container, anchor, parentComponent, suspense, isSVG, slotScopeIds, optimized);
+                setActiveBranch(suspense, newBranch);
+            }
+            else {
+                // root node toggled
+                // invoke @pending event
+                triggerEvent(n2, 'onPending');
+                // mount pending branch in off-dom container
+                suspense.pendingBranch = newBranch;
+                suspense.pendingId++;
+                patch(null, newBranch, suspense.hiddenContainer, null, parentComponent, suspense, isSVG, slotScopeIds, optimized);
+                if (suspense.deps <= 0) {
+                    // incoming branch has no async deps, resolve now.
+                    suspense.resolve();
+                }
+                else {
+                    const { timeout, pendingId } = suspense;
+                    if (timeout > 0) {
+                        setTimeout(() => {
+                            if (suspense.pendingId === pendingId) {
+                                suspense.fallback(newFallback);
+                            }
+                        }, timeout);
+                    }
+                    else if (timeout === 0) {
+                        suspense.fallback(newFallback);
+                    }
+                }
+            }
+        }
+    }
+    let hasWarned = false;
+    function createSuspenseBoundary(vnode, parent, parentComponent, container, hiddenContainer, anchor, isSVG, slotScopeIds, optimized, rendererInternals, isHydrating = false) {
+        /* istanbul ignore if */
+        if (!hasWarned) {
+            hasWarned = true;
+            // @ts-ignore `console.info` cannot be null error
+            console[console.info ? 'info' : 'log'](`<Suspense> is an experimental feature and its API will likely change.`);
+        }
+        const { p: patch, m: move, um: unmount, n: next, o: { parentNode, remove } } = rendererInternals;
+        const timeout = toNumber(vnode.props && vnode.props.timeout);
+        const suspense = {
+            vnode,
+            parent,
+            parentComponent,
+            isSVG,
+            container,
+            hiddenContainer,
+            anchor,
+            deps: 0,
+            pendingId: 0,
+            timeout: typeof timeout === 'number' ? timeout : -1,
+            activeBranch: null,
+            pendingBranch: null,
+            isInFallback: true,
+            isHydrating,
+            isUnmounted: false,
+            effects: [],
+            resolve(resume = false) {
+                {
+                    if (!resume && !suspense.pendingBranch) {
+                        throw new Error(`suspense.resolve() is called without a pending branch.`);
+                    }
+                    if (suspense.isUnmounted) {
+                        throw new Error(`suspense.resolve() is called on an already unmounted suspense boundary.`);
+                    }
+                }
+                const { vnode, activeBranch, pendingBranch, pendingId, effects, parentComponent, container } = suspense;
+                if (suspense.isHydrating) {
+                    suspense.isHydrating = false;
+                }
+                else if (!resume) {
+                    const delayEnter = activeBranch &&
+                        pendingBranch.transition &&
+                        pendingBranch.transition.mode === 'out-in';
+                    if (delayEnter) {
+                        activeBranch.transition.afterLeave = () => {
+                            if (pendingId === suspense.pendingId) {
+                                move(pendingBranch, container, anchor, 0 /* ENTER */);
+                            }
+                        };
+                    }
+                    // this is initial anchor on mount
+                    let { anchor } = suspense;
+                    // unmount current active tree
+                    if (activeBranch) {
+                        // if the fallback tree was mounted, it may have been moved
+                        // as part of a parent suspense. get the latest anchor for insertion
+                        anchor = next(activeBranch);
+                        unmount(activeBranch, parentComponent, suspense, true);
+                    }
+                    if (!delayEnter) {
+                        // move content from off-dom container to actual container
+                        move(pendingBranch, container, anchor, 0 /* ENTER */);
+                    }
+                }
+                setActiveBranch(suspense, pendingBranch);
+                suspense.pendingBranch = null;
+                suspense.isInFallback = false;
+                // flush buffered effects
+                // check if there is a pending parent suspense
+                let parent = suspense.parent;
+                let hasUnresolvedAncestor = false;
+                while (parent) {
+                    if (parent.pendingBranch) {
+                        // found a pending parent suspense, merge buffered post jobs
+                        // into that parent
+                        parent.effects.push(...effects);
+                        hasUnresolvedAncestor = true;
+                        break;
+                    }
+                    parent = parent.parent;
+                }
+                // no pending parent suspense, flush all jobs
+                if (!hasUnresolvedAncestor) {
+                    queuePostFlushCb(effects);
+                }
+                suspense.effects = [];
+                // invoke @resolve event
+                triggerEvent(vnode, 'onResolve');
+            },
+            fallback(fallbackVNode) {
+                if (!suspense.pendingBranch) {
+                    return;
+                }
+                const { vnode, activeBranch, parentComponent, container, isSVG } = suspense;
+                // invoke @fallback event
+                triggerEvent(vnode, 'onFallback');
+                const anchor = next(activeBranch);
+                const mountFallback = () => {
+                    if (!suspense.isInFallback) {
+                        return;
+                    }
+                    // mount the fallback tree
+                    patch(null, fallbackVNode, container, anchor, parentComponent, null, // fallback tree will not have suspense context
+                        isSVG, slotScopeIds, optimized);
+                    setActiveBranch(suspense, fallbackVNode);
+                };
+                const delayEnter = fallbackVNode.transition && fallbackVNode.transition.mode === 'out-in';
+                if (delayEnter) {
+                    activeBranch.transition.afterLeave = mountFallback;
+                }
+                suspense.isInFallback = true;
+                // unmount current active branch
+                unmount(activeBranch, parentComponent, null, // no suspense so unmount hooks fire now
+                    true // shouldRemove
+                );
+                if (!delayEnter) {
+                    mountFallback();
+                }
+            },
+            move(container, anchor, type) {
+                suspense.activeBranch &&
+                move(suspense.activeBranch, container, anchor, type);
+                suspense.container = container;
+            },
+            next() {
+                return suspense.activeBranch && next(suspense.activeBranch);
+            },
+            registerDep(instance, setupRenderEffect) {
+                const isInPendingSuspense = !!suspense.pendingBranch;
+                if (isInPendingSuspense) {
+                    suspense.deps++;
+                }
+                const hydratedEl = instance.vnode.el;
+                instance
+                    .asyncDep.catch(err => {
+                    handleError(err, instance, 0 /* SETUP_FUNCTION */);
+                })
+                    .then(asyncSetupResult => {
+                        // retry when the setup() promise resolves.
+                        // component may have been unmounted before resolve.
+                        if (instance.isUnmounted ||
+                            suspense.isUnmounted ||
+                            suspense.pendingId !== instance.suspenseId) {
+                            return;
+                        }
+                        // retry from this component
+                        instance.asyncResolved = true;
+                        const { vnode } = instance;
+                        {
+                            pushWarningContext(vnode);
+                        }
+                        handleSetupResult(instance, asyncSetupResult, false);
+                        if (hydratedEl) {
+                            // vnode may have been replaced if an update happened before the
+                            // async dep is resolved.
+                            vnode.el = hydratedEl;
+                        }
+                        const placeholder = !hydratedEl && instance.subTree.el;
+                        setupRenderEffect(instance, vnode,
+                            // component may have been moved before resolve.
+                            // if this is not a hydration, instance.subTree will be the comment
+                            // placeholder.
+                            parentNode(hydratedEl || instance.subTree.el),
+                            // anchor will not be used if this is hydration, so only need to
+                            // consider the comment placeholder case.
+                            hydratedEl ? null : next(instance.subTree), suspense, isSVG, optimized);
+                        if (placeholder) {
+                            remove(placeholder);
+                        }
+                        updateHOCHostEl(instance, vnode.el);
+                        {
+                            popWarningContext();
+                        }
+                        // only decrease deps count if suspense is not already resolved
+                        if (isInPendingSuspense && --suspense.deps === 0) {
+                            suspense.resolve();
+                        }
+                    });
+            },
+            unmount(parentSuspense, doRemove) {
+                suspense.isUnmounted = true;
+                if (suspense.activeBranch) {
+                    unmount(suspense.activeBranch, parentComponent, parentSuspense, doRemove);
+                }
+                if (suspense.pendingBranch) {
+                    unmount(suspense.pendingBranch, parentComponent, parentSuspense, doRemove);
+                }
+            }
+        };
+        return suspense;
+    }
+    function hydrateSuspense(node, vnode, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized, rendererInternals, hydrateNode) {
+        /* eslint-disable no-restricted-globals */
+        const suspense = (vnode.suspense = createSuspenseBoundary(vnode, parentSuspense, parentComponent, node.parentNode, document.createElement('div'), null, isSVG, slotScopeIds, optimized, rendererInternals, true /* hydrating */));
+        // there are two possible scenarios for server-rendered suspense:
+        // - success: ssr content should be fully resolved
+        // - failure: ssr content should be the fallback branch.
+        // however, on the client we don't really know if it has failed or not
+        // attempt to hydrate the DOM assuming it has succeeded, but we still
+        // need to construct a suspense boundary first
+        const result = hydrateNode(node, (suspense.pendingBranch = vnode.ssContent), parentComponent, suspense, slotScopeIds, optimized);
+        if (suspense.deps === 0) {
+            suspense.resolve();
+        }
+        return result;
+        /* eslint-enable no-restricted-globals */
+    }
+    function normalizeSuspenseChildren(vnode) {
+        const { shapeFlag, children } = vnode;
+        const isSlotChildren = shapeFlag & 32 /* SLOTS_CHILDREN */;
+        vnode.ssContent = normalizeSuspenseSlot(isSlotChildren ? children.default : children);
+        vnode.ssFallback = isSlotChildren
+            ? normalizeSuspenseSlot(children.fallback)
+            : createVNode(Comment);
+    }
+    function normalizeSuspenseSlot(s) {
+        let block;
+        if (isFunction(s)) {
+            const trackBlock = isBlockTreeEnabled && s._c;
+            if (trackBlock) {
+                // disableTracking: false
+                // allow block tracking for compiled slots
+                // (see ./componentRenderContext.ts)
+                s._d = false;
+                openBlock();
+            }
+            s = s();
+            if (trackBlock) {
+                s._d = true;
+                block = currentBlock;
+                closeBlock();
+            }
+        }
+        if (isArray(s)) {
+            const singleChild = filterSingleRoot(s);
+            if (!singleChild) {
+                warn$1(`<Suspense> slots expect a single root node.`);
+            }
+            s = singleChild;
+        }
+        s = normalizeVNode(s);
+        if (block && !s.dynamicChildren) {
+            s.dynamicChildren = block.filter(c => c !== s);
+        }
+        return s;
+    }
+    function queueEffectWithSuspense(fn, suspense) {
+        if (suspense && suspense.pendingBranch) {
+            if (isArray(fn)) {
+                suspense.effects.push(...fn);
+            }
+            else {
+                suspense.effects.push(fn);
+            }
+        }
+        else {
+            queuePostFlushCb(fn);
+        }
+    }
+    function setActiveBranch(suspense, branch) {
+        suspense.activeBranch = branch;
+        const { vnode, parentComponent } = suspense;
+        const el = (vnode.el = branch.el);
+        // in case suspense is the root node of a component,
+        // recursively update the HOC el
+        if (parentComponent && parentComponent.subTree === vnode) {
+            parentComponent.vnode.el = el;
+            updateHOCHostEl(parentComponent, el);
+        }
+    }
+
+    function provide(key, value) {
+        if (!currentInstance) {
+            {
+                warn$1(`provide() can only be used inside setup().`);
+            }
+        }
+        else {
+            let provides = currentInstance.provides;
+            // by default an instance inherits its parent's provides object
+            // but when it needs to provide values of its own, it creates its
+            // own provides object using parent provides object as prototype.
+            // this way in `inject` we can simply look up injections from direct
+            // parent and let the prototype chain do the work.
+            const parentProvides = currentInstance.parent && currentInstance.parent.provides;
+            if (parentProvides === provides) {
+                provides = currentInstance.provides = Object.create(parentProvides);
+            }
+            // TS doesn't allow symbol as index type
+            provides[key] = value;
+        }
+    }
+    function inject(key, defaultValue, treatDefaultAsFactory = false) {
+        // fallback to `currentRenderingInstance` so that this can be called in
+        // a functional component
+        const instance = currentInstance || currentRenderingInstance;
+        if (instance) {
+            // #2400
+            // to support `app.use` plugins,
+            // fallback to appContext's `provides` if the instance is at root
+            const provides = instance.parent == null
+                ? instance.vnode.appContext && instance.vnode.appContext.provides
+                : instance.parent.provides;
+            if (provides && key in provides) {
+                // TS doesn't allow symbol as index type
+                return provides[key];
+            }
+            else if (arguments.length > 1) {
+                return treatDefaultAsFactory && isFunction(defaultValue)
+                    ? defaultValue.call(instance.proxy)
+                    : defaultValue;
+            }
+            else {
+                warn$1(`injection "${String(key)}" not found.`);
+            }
+        }
+        else {
+            warn$1(`inject() can only be used inside setup() or functional components.`);
+        }
+    }
+
+    // Simple effect.
+    function watchEffect(effect, options) {
+        return doWatch(effect, null, options);
+    }
+    function watchPostEffect(effect, options) {
+        return doWatch(effect, null, (Object.assign(Object.assign({}, options), { flush: 'post' }) ));
+    }
+    function watchSyncEffect(effect, options) {
+        return doWatch(effect, null, (Object.assign(Object.assign({}, options), { flush: 'sync' }) ));
+    }
+    // initial value for watchers to trigger on undefined initial values
+    const INITIAL_WATCHER_VALUE = {};
+    // implementation
+    function watch(source, cb, options) {
+        if (!isFunction(cb)) {
+            warn$1(`\`watch(fn, options?)\` signature has been moved to a separate API. ` +
+                `Use \`watchEffect(fn, options?)\` instead. \`watch\` now only ` +
+                `supports \`watch(source, cb, options?) signature.`);
+        }
+        return doWatch(source, cb, options);
+    }
+    function doWatch(source, cb, { immediate, deep, flush, onTrack, onTrigger } = EMPTY_OBJ) {
+        if (!cb) {
+            if (immediate !== undefined) {
+                warn$1(`watch() "immediate" option is only respected when using the ` +
+                    `watch(source, callback, options?) signature.`);
+            }
+            if (deep !== undefined) {
+                warn$1(`watch() "deep" option is only respected when using the ` +
+                    `watch(source, callback, options?) signature.`);
+            }
+        }
+        const warnInvalidSource = (s) => {
+            warn$1(`Invalid watch source: `, s, `A watch source can only be a getter/effect function, a ref, ` +
+                `a reactive object, or an array of these types.`);
+        };
+        const instance = currentInstance;
+        let getter;
+        let forceTrigger = false;
+        let isMultiSource = false;
+        if (isRef(source)) {
+            getter = () => source.value;
+            forceTrigger = isShallow(source);
+        }
+        else if (isReactive(source)) {
+            getter = () => source;
+            deep = true;
+        }
+        else if (isArray(source)) {
+            isMultiSource = true;
+            forceTrigger = source.some(s => isReactive(s) || isShallow(s));
+            getter = () => source.map(s => {
+                if (isRef(s)) {
+                    return s.value;
+                }
+                else if (isReactive(s)) {
+                    return traverse(s);
+                }
+                else if (isFunction(s)) {
+                    return callWithErrorHandling(s, instance, 2 /* WATCH_GETTER */);
+                }
+                else {
+                    warnInvalidSource(s);
+                }
+            });
+        }
+        else if (isFunction(source)) {
+            if (cb) {
+                // getter with cb
+                getter = () => callWithErrorHandling(source, instance, 2 /* WATCH_GETTER */);
+            }
+            else {
+                // no cb -> simple effect
+                getter = () => {
+                    if (instance && instance.isUnmounted) {
+                        return;
+                    }
+                    if (cleanup) {
+                        cleanup();
+                    }
+                    return callWithAsyncErrorHandling(source, instance, 3 /* WATCH_CALLBACK */, [onCleanup]);
+                };
+            }
+        }
+        else {
+            getter = NOOP;
+            warnInvalidSource(source);
+        }
+        if (cb && deep) {
+            const baseGetter = getter;
+            getter = () => traverse(baseGetter());
+        }
+        let cleanup;
+        let onCleanup = (fn) => {
+            cleanup = effect.onStop = () => {
+                callWithErrorHandling(fn, instance, 4 /* WATCH_CLEANUP */);
+            };
+        };
+        let oldValue = isMultiSource ? [] : INITIAL_WATCHER_VALUE;
+        const job = () => {
+            if (!effect.active) {
+                return;
+            }
+            if (cb) {
+                // watch(source, cb)
+                const newValue = effect.run();
+                if (deep ||
+                    forceTrigger ||
+                    (isMultiSource
+                        ? newValue.some((v, i) => hasChanged(v, oldValue[i]))
+                        : hasChanged(newValue, oldValue)) ||
+                    (false  )) {
+                    // cleanup before running cb again
+                    if (cleanup) {
+                        cleanup();
+                    }
+                    callWithAsyncErrorHandling(cb, instance, 3 /* WATCH_CALLBACK */, [
+                        newValue,
+                        // pass undefined as the old value when it's changed for the first time
+                        oldValue === INITIAL_WATCHER_VALUE ? undefined : oldValue,
+                        onCleanup
+                    ]);
+                    oldValue = newValue;
+                }
+            }
+            else {
+                // watchEffect
+                effect.run();
+            }
+        };
+        // important: mark the job as a watcher callback so that scheduler knows
+        // it is allowed to self-trigger (#1727)
+        job.allowRecurse = !!cb;
+        let scheduler;
+        if (flush === 'sync') {
+            scheduler = job; // the scheduler function gets called directly
+        }
+        else if (flush === 'post') {
+            scheduler = () => queuePostRenderEffect(job, instance && instance.suspense);
+        }
+        else {
+            // default: 'pre'
+            scheduler = () => queuePreFlushCb(job);
+        }
+        const effect = new ReactiveEffect(getter, scheduler);
+        {
+            effect.onTrack = onTrack;
+            effect.onTrigger = onTrigger;
+        }
+        // initial run
+        if (cb) {
+            if (immediate) {
+                job();
+            }
+            else {
+                oldValue = effect.run();
+            }
+        }
+        else if (flush === 'post') {
+            queuePostRenderEffect(effect.run.bind(effect), instance && instance.suspense);
+        }
+        else {
+            effect.run();
+        }
+        return () => {
+            effect.stop();
+            if (instance && instance.scope) {
+                remove(instance.scope.effects, effect);
+            }
+        };
+    }
+    // this.$watch
+    function instanceWatch(source, value, options) {
+        const publicThis = this.proxy;
+        const getter = isString(source)
+            ? source.includes('.')
+                ? createPathGetter(publicThis, source)
+                : () => publicThis[source]
+            : source.bind(publicThis, publicThis);
+        let cb;
+        if (isFunction(value)) {
+            cb = value;
+        }
+        else {
+            cb = value.handler;
+            options = value;
+        }
+        const cur = currentInstance;
+        setCurrentInstance(this);
+        const res = doWatch(getter, cb.bind(publicThis), options);
+        if (cur) {
+            setCurrentInstance(cur);
+        }
+        else {
+            unsetCurrentInstance();
+        }
+        return res;
+    }
+    function createPathGetter(ctx, path) {
+        const segments = path.split('.');
+        return () => {
+            let cur = ctx;
+            for (let i = 0; i < segments.length && cur; i++) {
+                cur = cur[segments[i]];
+            }
+            return cur;
+        };
+    }
+    function traverse(value, seen) {
+        if (!isObject(value) || value["__v_skip" /* SKIP */]) {
+            return value;
+        }
+        seen = seen || new Set();
+        if (seen.has(value)) {
+            return value;
+        }
+        seen.add(value);
+        if (isRef(value)) {
+            traverse(value.value, seen);
+        }
+        else if (isArray(value)) {
+            for (let i = 0; i < value.length; i++) {
+                traverse(value[i], seen);
+            }
+        }
+        else if (isSet(value) || isMap(value)) {
+            value.forEach((v) => {
+                traverse(v, seen);
+            });
+        }
+        else if (isPlainObject(value)) {
+            for (const key in value) {
+                traverse(value[key], seen);
+            }
+        }
+        return value;
+    }
+
+    function useTransitionState() {
+        const state = {
+            isMounted: false,
+            isLeaving: false,
+            isUnmounting: false,
+            leavingVNodes: new Map()
+        };
+        onMounted(() => {
+            state.isMounted = true;
+        });
+        onBeforeUnmount(() => {
+            state.isUnmounting = true;
+        });
+        return state;
+    }
+    const TransitionHookValidator = [Function, Array];
+    const BaseTransitionImpl = {
+        name: `BaseTransition`,
+        props: {
+            mode: String,
+            appear: Boolean,
+            persisted: Boolean,
+            // enter
+            onBeforeEnter: TransitionHookValidator,
+            onEnter: TransitionHookValidator,
+            onAfterEnter: TransitionHookValidator,
+            onEnterCancelled: TransitionHookValidator,
+            // leave
+            onBeforeLeave: TransitionHookValidator,
+            onLeave: TransitionHookValidator,
+            onAfterLeave: TransitionHookValidator,
+            onLeaveCancelled: TransitionHookValidator,
+            // appear
+            onBeforeAppear: TransitionHookValidator,
+            onAppear: TransitionHookValidator,
+            onAfterAppear: TransitionHookValidator,
+            onAppearCancelled: TransitionHookValidator
+        },
+        setup(props, { slots }) {
+            const instance = getCurrentInstance();
+            const state = useTransitionState();
+            let prevTransitionKey;
+            return () => {
+                const children = slots.default && getTransitionRawChildren(slots.default(), true);
+                if (!children || !children.length) {
+                    return;
+                }
+                let child = children[0];
+                if (children.length > 1) {
+                    let hasFound = false;
+                    // locate first non-comment child
+                    for (const c of children) {
+                        if (c.type !== Comment) {
+                            if (hasFound) {
+                                // warn more than one non-comment child
+                                warn$1('<transition> can only be used on a single element or component. ' +
+                                    'Use <transition-group> for lists.');
+                                break;
+                            }
+                            child = c;
+                            hasFound = true;
+                        }
+                    }
+                }
+                // there's no need to track reactivity for these props so use the raw
+                // props for a bit better perf
+                const rawProps = toRaw(props);
+                const { mode } = rawProps;
+                // check mode
+                if (mode &&
+                    mode !== 'in-out' &&
+                    mode !== 'out-in' &&
+                    mode !== 'default') {
+                    warn$1(`invalid <transition> mode: ${mode}`);
+                }
+                if (state.isLeaving) {
+                    return emptyPlaceholder(child);
+                }
+                // in the case of <transition><keep-alive/></transition>, we need to
+                // compare the type of the kept-alive children.
+                const innerChild = getKeepAliveChild(child);
+                if (!innerChild) {
+                    return emptyPlaceholder(child);
+                }
+                const enterHooks = resolveTransitionHooks(innerChild, rawProps, state, instance);
+                setTransitionHooks(innerChild, enterHooks);
+                const oldChild = instance.subTree;
+                const oldInnerChild = oldChild && getKeepAliveChild(oldChild);
+                let transitionKeyChanged = false;
+                const { getTransitionKey } = innerChild.type;
+                if (getTransitionKey) {
+                    const key = getTransitionKey();
+                    if (prevTransitionKey === undefined) {
+                        prevTransitionKey = key;
+                    }
+                    else if (key !== prevTransitionKey) {
+                        prevTransitionKey = key;
+                        transitionKeyChanged = true;
+                    }
+                }
+                // handle mode
+                if (oldInnerChild &&
+                    oldInnerChild.type !== Comment &&
+                    (!isSameVNodeType(innerChild, oldInnerChild) || transitionKeyChanged)) {
+                    const leavingHooks = resolveTransitionHooks(oldInnerChild, rawProps, state, instance);
+                    // update old tree's hooks in case of dynamic transition
+                    setTransitionHooks(oldInnerChild, leavingHooks);
+                    // switching between different views
+                    if (mode === 'out-in') {
+                        state.isLeaving = true;
+                        // return placeholder node and queue update when leave finishes
+                        leavingHooks.afterLeave = () => {
+                            state.isLeaving = false;
+                            instance.update();
+                        };
+                        return emptyPlaceholder(child);
+                    }
+                    else if (mode === 'in-out' && innerChild.type !== Comment) {
+                        leavingHooks.delayLeave = (el, earlyRemove, delayedLeave) => {
+                            const leavingVNodesCache = getLeavingNodesForType(state, oldInnerChild);
+                            leavingVNodesCache[String(oldInnerChild.key)] = oldInnerChild;
+                            // early removal callback
+                            el._leaveCb = () => {
+                                earlyRemove();
+                                el._leaveCb = undefined;
+                                delete enterHooks.delayedLeave;
+                            };
+                            enterHooks.delayedLeave = delayedLeave;
+                        };
+                    }
+                }
+                return child;
+            };
+        }
+    };
+    // export the public type for h/tsx inference
+    // also to avoid inline import() in generated d.ts files
+    const BaseTransition = BaseTransitionImpl;
+    function getLeavingNodesForType(state, vnode) {
+        const { leavingVNodes } = state;
+        let leavingVNodesCache = leavingVNodes.get(vnode.type);
+        if (!leavingVNodesCache) {
+            leavingVNodesCache = Object.create(null);
+            leavingVNodes.set(vnode.type, leavingVNodesCache);
+        }
+        return leavingVNodesCache;
+    }
+    // The transition hooks are attached to the vnode as vnode.transition
+    // and will be called at appropriate timing in the renderer.
+    function resolveTransitionHooks(vnode, props, state, instance) {
+        const { appear, mode, persisted = false, onBeforeEnter, onEnter, onAfterEnter, onEnterCancelled, onBeforeLeave, onLeave, onAfterLeave, onLeaveCancelled, onBeforeAppear, onAppear, onAfterAppear, onAppearCancelled } = props;
+        const key = String(vnode.key);
+        const leavingVNodesCache = getLeavingNodesForType(state, vnode);
+        const callHook = (hook, args) => {
+            hook &&
+            callWithAsyncErrorHandling(hook, instance, 9 /* TRANSITION_HOOK */, args);
+        };
+        const callAsyncHook = (hook, args) => {
+            const done = args[1];
+            callHook(hook, args);
+            if (isArray(hook)) {
+                if (hook.every(hook => hook.length <= 1))
+                    done();
+            }
+            else if (hook.length <= 1) {
+                done();
+            }
+        };
+        const hooks = {
+            mode,
+            persisted,
+            beforeEnter(el) {
+                let hook = onBeforeEnter;
+                if (!state.isMounted) {
+                    if (appear) {
+                        hook = onBeforeAppear || onBeforeEnter;
+                    }
+                    else {
+                        return;
+                    }
+                }
+                // for same element (v-show)
+                if (el._leaveCb) {
+                    el._leaveCb(true /* cancelled */);
+                }
+                // for toggled element with same key (v-if)
+                const leavingVNode = leavingVNodesCache[key];
+                if (leavingVNode &&
+                    isSameVNodeType(vnode, leavingVNode) &&
+                    leavingVNode.el._leaveCb) {
+                    // force early removal (not cancelled)
+                    leavingVNode.el._leaveCb();
+                }
+                callHook(hook, [el]);
+            },
+            enter(el) {
+                let hook = onEnter;
+                let afterHook = onAfterEnter;
+                let cancelHook = onEnterCancelled;
+                if (!state.isMounted) {
+                    if (appear) {
+                        hook = onAppear || onEnter;
+                        afterHook = onAfterAppear || onAfterEnter;
+                        cancelHook = onAppearCancelled || onEnterCancelled;
+                    }
+                    else {
+                        return;
+                    }
+                }
+                let called = false;
+                const done = (el._enterCb = (cancelled) => {
+                    if (called)
+                        return;
+                    called = true;
+                    if (cancelled) {
+                        callHook(cancelHook, [el]);
+                    }
+                    else {
+                        callHook(afterHook, [el]);
+                    }
+                    if (hooks.delayedLeave) {
+                        hooks.delayedLeave();
+                    }
+                    el._enterCb = undefined;
+                });
+                if (hook) {
+                    callAsyncHook(hook, [el, done]);
+                }
+                else {
+                    done();
+                }
+            },
+            leave(el, remove) {
+                const key = String(vnode.key);
+                if (el._enterCb) {
+                    el._enterCb(true /* cancelled */);
+                }
+                if (state.isUnmounting) {
+                    return remove();
+                }
+                callHook(onBeforeLeave, [el]);
+                let called = false;
+                const done = (el._leaveCb = (cancelled) => {
+                    if (called)
+                        return;
+                    called = true;
+                    remove();
+                    if (cancelled) {
+                        callHook(onLeaveCancelled, [el]);
+                    }
+                    else {
+                        callHook(onAfterLeave, [el]);
+                    }
+                    el._leaveCb = undefined;
+                    if (leavingVNodesCache[key] === vnode) {
+                        delete leavingVNodesCache[key];
+                    }
+                });
+                leavingVNodesCache[key] = vnode;
+                if (onLeave) {
+                    callAsyncHook(onLeave, [el, done]);
+                }
+                else {
+                    done();
+                }
+            },
+            clone(vnode) {
+                return resolveTransitionHooks(vnode, props, state, instance);
+            }
+        };
+        return hooks;
+    }
+    // the placeholder really only handles one special case: KeepAlive
+    // in the case of a KeepAlive in a leave phase we need to return a KeepAlive
+    // placeholder with empty content to avoid the KeepAlive instance from being
+    // unmounted.
+    function emptyPlaceholder(vnode) {
+        if (isKeepAlive(vnode)) {
+            vnode = cloneVNode(vnode);
+            vnode.children = null;
+            return vnode;
+        }
+    }
+    function getKeepAliveChild(vnode) {
+        return isKeepAlive(vnode)
+            ? vnode.children
+                ? vnode.children[0]
+                : undefined
+            : vnode;
+    }
+    function setTransitionHooks(vnode, hooks) {
+        if (vnode.shapeFlag & 6 /* COMPONENT */ && vnode.component) {
+            setTransitionHooks(vnode.component.subTree, hooks);
+        }
+        else if (vnode.shapeFlag & 128 /* SUSPENSE */) {
+            vnode.ssContent.transition = hooks.clone(vnode.ssContent);
+            vnode.ssFallback.transition = hooks.clone(vnode.ssFallback);
+        }
+        else {
+            vnode.transition = hooks;
+        }
+    }
+    function getTransitionRawChildren(children, keepComment = false, parentKey) {
+        let ret = [];
+        let keyedFragmentCount = 0;
+        for (let i = 0; i < children.length; i++) {
+            let child = children[i];
+            // #5360 inherit parent key in case of <template v-for>
+            const key = parentKey == null
+                ? child.key
+                : String(parentKey) + String(child.key != null ? child.key : i);
+            // handle fragment children case, e.g. v-for
+            if (child.type === Fragment) {
+                if (child.patchFlag & 128 /* KEYED_FRAGMENT */)
+                    keyedFragmentCount++;
+                ret = ret.concat(getTransitionRawChildren(child.children, keepComment, key));
+            }
+            // comment placeholders should be skipped, e.g. v-if
+            else if (keepComment || child.type !== Comment) {
+                ret.push(key != null ? cloneVNode(child, { key }) : child);
+            }
+        }
+        // #1126 if a transition children list contains multiple sub fragments, these
+        // fragments will be merged into a flat children array. Since each v-for
+        // fragment may contain different static bindings inside, we need to de-op
+        // these children to force full diffs to ensure correct behavior.
+        if (keyedFragmentCount > 1) {
+            for (let i = 0; i < ret.length; i++) {
+                ret[i].patchFlag = -2 /* BAIL */;
+            }
+        }
+        return ret;
+    }
+
+    // implementation, close to no-op
+    function defineComponent(options) {
+        return isFunction(options) ? { setup: options, name: options.name } : options;
+    }
+
+    const isAsyncWrapper = (i) => !!i.type.__asyncLoader;
+    function defineAsyncComponent(source) {
+        if (isFunction(source)) {
+            source = { loader: source };
+        }
+        const { loader, loadingComponent, errorComponent, delay = 200, timeout, // undefined = never times out
+            suspensible = true, onError: userOnError } = source;
+        let pendingRequest = null;
+        let resolvedComp;
+        let retries = 0;
+        const retry = () => {
+            retries++;
+            pendingRequest = null;
+            return load();
+        };
+        const load = () => {
+            let thisRequest;
+            return (pendingRequest ||
+                (thisRequest = pendingRequest =
+                    loader()
+                        .catch(err => {
+                            err = err instanceof Error ? err : new Error(String(err));
+                            if (userOnError) {
+                                return new Promise((resolve, reject) => {
+                                    const userRetry = () => resolve(retry());
+                                    const userFail = () => reject(err);
+                                    userOnError(err, userRetry, userFail, retries + 1);
+                                });
+                            }
+                            else {
+                                throw err;
+                            }
+                        })
+                        .then((comp) => {
+                            if (thisRequest !== pendingRequest && pendingRequest) {
+                                return pendingRequest;
+                            }
+                            if (!comp) {
+                                warn$1(`Async component loader resolved to undefined. ` +
+                                    `If you are using retry(), make sure to return its return value.`);
+                            }
+                            // interop module default
+                            if (comp &&
+                                (comp.__esModule || comp[Symbol.toStringTag] === 'Module')) {
+                                comp = comp.default;
+                            }
+                            if (comp && !isObject(comp) && !isFunction(comp)) {
+                                throw new Error(`Invalid async component load result: ${comp}`);
+                            }
+                            resolvedComp = comp;
+                            return comp;
+                        })));
+        };
+        return defineComponent({
+            name: 'AsyncComponentWrapper',
+            __asyncLoader: load,
+            get __asyncResolved() {
+                return resolvedComp;
+            },
+            setup() {
+                const instance = currentInstance;
+                // already resolved
+                if (resolvedComp) {
+                    return () => createInnerComp(resolvedComp, instance);
+                }
+                const onError = (err) => {
+                    pendingRequest = null;
+                    handleError(err, instance, 13 /* ASYNC_COMPONENT_LOADER */, !errorComponent /* do not throw in dev if user provided error component */);
+                };
+                // suspense-controlled or SSR.
+                if ((suspensible && instance.suspense) ||
+                    (false )) {
+                    return load()
+                        .then(comp => {
+                            return () => createInnerComp(comp, instance);
+                        })
+                        .catch(err => {
+                            onError(err);
+                            return () => errorComponent
+                                ? createVNode(errorComponent, {
+                                    error: err
+                                })
+                                : null;
+                        });
+                }
+                const loaded = ref(false);
+                const error = ref();
+                const delayed = ref(!!delay);
+                if (delay) {
+                    setTimeout(() => {
+                        delayed.value = false;
+                    }, delay);
+                }
+                if (timeout != null) {
+                    setTimeout(() => {
+                        if (!loaded.value && !error.value) {
+                            const err = new Error(`Async component timed out after ${timeout}ms.`);
+                            onError(err);
+                            error.value = err;
+                        }
+                    }, timeout);
+                }
+                load()
+                    .then(() => {
+                        loaded.value = true;
+                        if (instance.parent && isKeepAlive(instance.parent.vnode)) {
+                            // parent is keep-alive, force update so the loaded component's
+                            // name is taken into account
+                            queueJob(instance.parent.update);
+                        }
+                    })
+                    .catch(err => {
+                        onError(err);
+                        error.value = err;
+                    });
+                return () => {
+                    if (loaded.value && resolvedComp) {
+                        return createInnerComp(resolvedComp, instance);
+                    }
+                    else if (error.value && errorComponent) {
+                        return createVNode(errorComponent, {
+                            error: error.value
+                        });
+                    }
+                    else if (loadingComponent && !delayed.value) {
+                        return createVNode(loadingComponent);
+                    }
+                };
+            }
+        });
+    }
+    function createInnerComp(comp, { vnode: { ref, props, children, shapeFlag }, parent }) {
+        const vnode = createVNode(comp, props, children);
+        // ensure inner component inherits the async wrapper's ref owner
+        vnode.ref = ref;
+        return vnode;
+    }
+
+    const isKeepAlive = (vnode) => vnode.type.__isKeepAlive;
+    const KeepAliveImpl = {
+        name: `KeepAlive`,
+        // Marker for special handling inside the renderer. We are not using a ===
+        // check directly on KeepAlive in the renderer, because importing it directly
+        // would prevent it from being tree-shaken.
+        __isKeepAlive: true,
+        props: {
+            include: [String, RegExp, Array],
+            exclude: [String, RegExp, Array],
+            max: [String, Number]
+        },
+        setup(props, { slots }) {
+            const instance = getCurrentInstance();
+            // KeepAlive communicates with the instantiated renderer via the
+            // ctx where the renderer passes in its internals,
+            // and the KeepAlive instance exposes activate/deactivate implementations.
+            // The whole point of this is to avoid importing KeepAlive directly in the
+            // renderer to facilitate tree-shaking.
+            const sharedContext = instance.ctx;
+            const cache = new Map();
+            const keys = new Set();
+            let current = null;
+            {
+                instance.__v_cache = cache;
+            }
+            const parentSuspense = instance.suspense;
+            const { renderer: { p: patch, m: move, um: _unmount, o: { createElement } } } = sharedContext;
+            const storageContainer = createElement('div');
+            sharedContext.activate = (vnode, container, anchor, isSVG, optimized) => {
+                const instance = vnode.component;
+                move(vnode, container, anchor, 0 /* ENTER */, parentSuspense);
+                // in case props have changed
+                patch(instance.vnode, vnode, container, anchor, instance, parentSuspense, isSVG, vnode.slotScopeIds, optimized);
+                queuePostRenderEffect(() => {
+                    instance.isDeactivated = false;
+                    if (instance.a) {
+                        invokeArrayFns(instance.a);
+                    }
+                    const vnodeHook = vnode.props && vnode.props.onVnodeMounted;
+                    if (vnodeHook) {
+                        invokeVNodeHook(vnodeHook, instance.parent, vnode);
+                    }
+                }, parentSuspense);
+                {
+                    // Update components tree
+                    devtoolsComponentAdded(instance);
+                }
+            };
+            sharedContext.deactivate = (vnode) => {
+                const instance = vnode.component;
+                move(vnode, storageContainer, null, 1 /* LEAVE */, parentSuspense);
+                queuePostRenderEffect(() => {
+                    if (instance.da) {
+                        invokeArrayFns(instance.da);
+                    }
+                    const vnodeHook = vnode.props && vnode.props.onVnodeUnmounted;
+                    if (vnodeHook) {
+                        invokeVNodeHook(vnodeHook, instance.parent, vnode);
+                    }
+                    instance.isDeactivated = true;
+                }, parentSuspense);
+                {
+                    // Update components tree
+                    devtoolsComponentAdded(instance);
+                }
+            };
+            function unmount(vnode) {
+                // reset the shapeFlag so it can be properly unmounted
+                resetShapeFlag(vnode);
+                _unmount(vnode, instance, parentSuspense, true);
+            }
+            function pruneCache(filter) {
+                cache.forEach((vnode, key) => {
+                    const name = getComponentName(vnode.type);
+                    if (name && (!filter || !filter(name))) {
+                        pruneCacheEntry(key);
+                    }
+                });
+            }
+            function pruneCacheEntry(key) {
+                const cached = cache.get(key);
+                if (!current || cached.type !== current.type) {
+                    unmount(cached);
+                }
+                else if (current) {
+                    // current active instance should no longer be kept-alive.
+                    // we can't unmount it now but it might be later, so reset its flag now.
+                    resetShapeFlag(current);
+                }
+                cache.delete(key);
+                keys.delete(key);
+            }
+            // prune cache on include/exclude prop change
+            watch(() => [props.include, props.exclude], ([include, exclude]) => {
+                    include && pruneCache(name => matches(include, name));
+                    exclude && pruneCache(name => !matches(exclude, name));
+                },
+                // prune post-render after `current` has been updated
+                { flush: 'post', deep: true });
+            // cache sub tree after render
+            let pendingCacheKey = null;
+            const cacheSubtree = () => {
+                // fix #1621, the pendingCacheKey could be 0
+                if (pendingCacheKey != null) {
+                    cache.set(pendingCacheKey, getInnerChild(instance.subTree));
+                }
+            };
+            onMounted(cacheSubtree);
+            onUpdated(cacheSubtree);
+            onBeforeUnmount(() => {
+                cache.forEach(cached => {
+                    const { subTree, suspense } = instance;
+                    const vnode = getInnerChild(subTree);
+                    if (cached.type === vnode.type) {
+                        // current instance will be unmounted as part of keep-alive's unmount
+                        resetShapeFlag(vnode);
+                        // but invoke its deactivated hook here
+                        const da = vnode.component.da;
+                        da && queuePostRenderEffect(da, suspense);
+                        return;
+                    }
+                    unmount(cached);
+                });
+            });
+            return () => {
+                pendingCacheKey = null;
+                if (!slots.default) {
+                    return null;
+                }
+                const children = slots.default();
+                const rawVNode = children[0];
+                if (children.length > 1) {
+                    {
+                        warn$1(`KeepAlive should contain exactly one component child.`);
+                    }
+                    current = null;
+                    return children;
+                }
+                else if (!isVNode(rawVNode) ||
+                    (!(rawVNode.shapeFlag & 4 /* STATEFUL_COMPONENT */) &&
+                        !(rawVNode.shapeFlag & 128 /* SUSPENSE */))) {
+                    current = null;
+                    return rawVNode;
+                }
+                let vnode = getInnerChild(rawVNode);
+                const comp = vnode.type;
+                // for async components, name check should be based in its loaded
+                // inner component if available
+                const name = getComponentName(isAsyncWrapper(vnode)
+                    ? vnode.type.__asyncResolved || {}
+                    : comp);
+                const { include, exclude, max } = props;
+                if ((include && (!name || !matches(include, name))) ||
+                    (exclude && name && matches(exclude, name))) {
+                    current = vnode;
+                    return rawVNode;
+                }
+                const key = vnode.key == null ? comp : vnode.key;
+                const cachedVNode = cache.get(key);
+                // clone vnode if it's reused because we are going to mutate it
+                if (vnode.el) {
+                    vnode = cloneVNode(vnode);
+                    if (rawVNode.shapeFlag & 128 /* SUSPENSE */) {
+                        rawVNode.ssContent = vnode;
+                    }
+                }
+                // #1513 it's possible for the returned vnode to be cloned due to attr
+                // fallthrough or scopeId, so the vnode here may not be the final vnode
+                // that is mounted. Instead of caching it directly, we store the pending
+                // key and cache `instance.subTree` (the normalized vnode) in
+                // beforeMount/beforeUpdate hooks.
+                pendingCacheKey = key;
+                if (cachedVNode) {
+                    // copy over mounted state
+                    vnode.el = cachedVNode.el;
+                    vnode.component = cachedVNode.component;
+                    if (vnode.transition) {
+                        // recursively update transition hooks on subTree
+                        setTransitionHooks(vnode, vnode.transition);
+                    }
+                    // avoid vnode being mounted as fresh
+                    vnode.shapeFlag |= 512 /* COMPONENT_KEPT_ALIVE */;
+                    // make this key the freshest
+                    keys.delete(key);
+                    keys.add(key);
+                }
+                else {
+                    keys.add(key);
+                    // prune oldest entry
+                    if (max && keys.size > parseInt(max, 10)) {
+                        pruneCacheEntry(keys.values().next().value);
+                    }
+                }
+                // avoid vnode being unmounted
+                vnode.shapeFlag |= 256 /* COMPONENT_SHOULD_KEEP_ALIVE */;
+                current = vnode;
+                return isSuspense(rawVNode.type) ? rawVNode : vnode;
+            };
+        }
+    };
+    // export the public type for h/tsx inference
+    // also to avoid inline import() in generated d.ts files
+    const KeepAlive = KeepAliveImpl;
+    function matches(pattern, name) {
+        if (isArray(pattern)) {
+            return pattern.some((p) => matches(p, name));
+        }
+        else if (isString(pattern)) {
+            return pattern.split(',').includes(name);
+        }
+        else if (pattern.test) {
+            return pattern.test(name);
+        }
+        /* istanbul ignore next */
+        return false;
+    }
+    function onActivated(hook, target) {
+        registerKeepAliveHook(hook, "a" /* ACTIVATED */, target);
+    }
+    function onDeactivated(hook, target) {
+        registerKeepAliveHook(hook, "da" /* DEACTIVATED */, target);
+    }
+    function registerKeepAliveHook(hook, type, target = currentInstance) {
+        // cache the deactivate branch check wrapper for injected hooks so the same
+        // hook can be properly deduped by the scheduler. "__wdc" stands for "with
+        // deactivation check".
+        const wrappedHook = hook.__wdc ||
+            (hook.__wdc = () => {
+                // only fire the hook if the target instance is NOT in a deactivated branch.
+                let current = target;
+                while (current) {
+                    if (current.isDeactivated) {
+                        return;
+                    }
+                    current = current.parent;
+                }
+                return hook();
+            });
+        injectHook(type, wrappedHook, target);
+        // In addition to registering it on the target instance, we walk up the parent
+        // chain and register it on all ancestor instances that are keep-alive roots.
+        // This avoids the need to walk the entire component tree when invoking these
+        // hooks, and more importantly, avoids the need to track child components in
+        // arrays.
+        if (target) {
+            let current = target.parent;
+            while (current && current.parent) {
+                if (isKeepAlive(current.parent.vnode)) {
+                    injectToKeepAliveRoot(wrappedHook, type, target, current);
+                }
+                current = current.parent;
+            }
+        }
+    }
+    function injectToKeepAliveRoot(hook, type, target, keepAliveRoot) {
+        // injectHook wraps the original for error handling, so make sure to remove
+        // the wrapped version.
+        const injected = injectHook(type, hook, keepAliveRoot, true /* prepend */);
+        onUnmounted(() => {
+            remove(keepAliveRoot[type], injected);
+        }, target);
+    }
+    function resetShapeFlag(vnode) {
+        let shapeFlag = vnode.shapeFlag;
+        if (shapeFlag & 256 /* COMPONENT_SHOULD_KEEP_ALIVE */) {
+            shapeFlag -= 256 /* COMPONENT_SHOULD_KEEP_ALIVE */;
+        }
+        if (shapeFlag & 512 /* COMPONENT_KEPT_ALIVE */) {
+            shapeFlag -= 512 /* COMPONENT_KEPT_ALIVE */;
+        }
+        vnode.shapeFlag = shapeFlag;
+    }
+    function getInnerChild(vnode) {
+        return vnode.shapeFlag & 128 /* SUSPENSE */ ? vnode.ssContent : vnode;
+    }
+
+    function injectHook(type, hook, target = currentInstance, prepend = false) {
+        if (target) {
+            const hooks = target[type] || (target[type] = []);
+            // cache the error handling wrapper for injected hooks so the same hook
+            // can be properly deduped by the scheduler. "__weh" stands for "with error
+            // handling".
+            const wrappedHook = hook.__weh ||
+                (hook.__weh = (...args) => {
+                    if (target.isUnmounted) {
+                        return;
+                    }
+                    // disable tracking inside all lifecycle hooks
+                    // since they can potentially be called inside effects.
+                    pauseTracking();
+                    // Set currentInstance during hook invocation.
+                    // This assumes the hook does not synchronously trigger other hooks, which
+                    // can only be false when the user does something really funky.
+                    setCurrentInstance(target);
+                    const res = callWithAsyncErrorHandling(hook, target, type, args);
+                    unsetCurrentInstance();
+                    resetTracking();
+                    return res;
+                });
+            if (prepend) {
+                hooks.unshift(wrappedHook);
+            }
+            else {
+                hooks.push(wrappedHook);
+            }
+            return wrappedHook;
+        }
+        else {
+            const apiName = toHandlerKey(ErrorTypeStrings[type].replace(/ hook$/, ''));
+            warn$1(`${apiName} is called when there is no active component instance to be ` +
+                `associated with. ` +
+                `Lifecycle injection APIs can only be used during execution of setup().` +
+                (` If you are using async setup(), make sure to register lifecycle ` +
+                    `hooks before the first await statement.`
+                ));
+        }
+    }
+    const createHook = (lifecycle) => (hook, target = currentInstance) =>
+        // post-create lifecycle registrations are noops during SSR (except for serverPrefetch)
+        (!isInSSRComponentSetup || lifecycle === "sp" /* SERVER_PREFETCH */) &&
+        injectHook(lifecycle, hook, target);
+    const onBeforeMount = createHook("bm" /* BEFORE_MOUNT */);
+    const onMounted = createHook("m" /* MOUNTED */);
+    const onBeforeUpdate = createHook("bu" /* BEFORE_UPDATE */);
+    const onUpdated = createHook("u" /* UPDATED */);
+    const onBeforeUnmount = createHook("bum" /* BEFORE_UNMOUNT */);
+    const onUnmounted = createHook("um" /* UNMOUNTED */);
+    const onServerPrefetch = createHook("sp" /* SERVER_PREFETCH */);
+    const onRenderTriggered = createHook("rtg" /* RENDER_TRIGGERED */);
+    const onRenderTracked = createHook("rtc" /* RENDER_TRACKED */);
+    function onErrorCaptured(hook, target = currentInstance) {
+        injectHook("ec" /* ERROR_CAPTURED */, hook, target);
+    }
+
+    /**
+     Runtime helper for applying directives to a vnode. Example usage:
+
+     const comp = resolveComponent('comp')
+     const foo = resolveDirective('foo')
+     const bar = resolveDirective('bar')
+
+     return withDirectives(h(comp), [
+     [foo, this.x],
+     [bar, this.y]
+     ])
+     */
+    function validateDirectiveName(name) {
+        if (isBuiltInDirective(name)) {
+            warn$1('Do not use built-in directive ids as custom directive id: ' + name);
+        }
+    }
+    /**
+     * Adds directives to a VNode.
+     */
+    function withDirectives(vnode, directives) {
+        const internalInstance = currentRenderingInstance;
+        if (internalInstance === null) {
+            warn$1(`withDirectives can only be used inside render functions.`);
+            return vnode;
+        }
+        const instance = getExposeProxy(internalInstance) ||
+            internalInstance.proxy;
+        const bindings = vnode.dirs || (vnode.dirs = []);
+        for (let i = 0; i < directives.length; i++) {
+            let [dir, value, arg, modifiers = EMPTY_OBJ] = directives[i];
+            if (isFunction(dir)) {
+                dir = {
+                    mounted: dir,
+                    updated: dir
+                };
+            }
+            if (dir.deep) {
+                traverse(value);
+            }
+            bindings.push({
+                dir,
+                instance,
+                value,
+                oldValue: void 0,
+                arg,
+                modifiers
+            });
+        }
+        return vnode;
+    }
+    function invokeDirectiveHook(vnode, prevVNode, instance, name) {
+        const bindings = vnode.dirs;
+        const oldBindings = prevVNode && prevVNode.dirs;
+        for (let i = 0; i < bindings.length; i++) {
+            const binding = bindings[i];
+            if (oldBindings) {
+                binding.oldValue = oldBindings[i].value;
+            }
+            let hook = binding.dir[name];
+            if (hook) {
+                // disable tracking inside all lifecycle hooks
+                // since they can potentially be called inside effects.
+                pauseTracking();
+                callWithAsyncErrorHandling(hook, instance, 8 /* DIRECTIVE_HOOK */, [
+                    vnode.el,
+                    binding,
+                    vnode,
+                    prevVNode
+                ]);
+                resetTracking();
+            }
+        }
+    }
+
+    const COMPONENTS = 'components';
+    const DIRECTIVES = 'directives';
+    /**
+     * @private
+     */
+    function resolveComponent(name, maybeSelfReference) {
+        return resolveAsset(COMPONENTS, name, true, maybeSelfReference) || name;
+    }
+    const NULL_DYNAMIC_COMPONENT = Symbol();
+    /**
+     * @private
+     */
+    function resolveDynamicComponent(component) {
+        if (isString(component)) {
+            return resolveAsset(COMPONENTS, component, false) || component;
+        }
+        else {
+            // invalid types will fallthrough to createVNode and raise warning
+            return (component || NULL_DYNAMIC_COMPONENT);
+        }
+    }
+    /**
+     * @private
+     */
+    function resolveDirective(name) {
+        return resolveAsset(DIRECTIVES, name);
+    }
+    // implementation
+    function resolveAsset(type, name, warnMissing = true, maybeSelfReference = false) {
+        const instance = currentRenderingInstance || currentInstance;
+        if (instance) {
+            const Component = instance.type;
+            // explicit self name has highest priority
+            if (type === COMPONENTS) {
+                const selfName = getComponentName(Component);
+                if (selfName &&
+                    (selfName === name ||
+                        selfName === camelize(name) ||
+                        selfName === capitalize(camelize(name)))) {
+                    return Component;
+                }
+            }
+            const res =
+                // local registration
+                // check instance[type] first which is resolved for options API
+                resolve(instance[type] || Component[type], name) ||
+                // global registration
+                resolve(instance.appContext[type], name);
+            if (!res && maybeSelfReference) {
+                // fallback to implicit self-reference
+                return Component;
+            }
+            if (warnMissing && !res) {
+                const extra = type === COMPONENTS
+                    ? `\nIf this is a native custom element, make sure to exclude it from ` +
+                    `component resolution via compilerOptions.isCustomElement.`
+                    : ``;
+                warn$1(`Failed to resolve ${type.slice(0, -1)}: ${name}${extra}`);
+            }
+            return res;
+        }
+        else {
+            warn$1(`resolve${capitalize(type.slice(0, -1))} ` +
+                `can only be used in render() or setup().`);
+        }
+    }
+    function resolve(registry, name) {
+        return (registry &&
+            (registry[name] ||
+                registry[camelize(name)] ||
+                registry[capitalize(camelize(name))]));
+    }
+
+    /**
+     * Actual implementation
+     */
+    function renderList(source, renderItem, cache, index) {
+        let ret;
+        const cached = (cache && cache[index]);
+        if (isArray(source) || isString(source)) {
+            ret = new Array(source.length);
+            for (let i = 0, l = source.length; i < l; i++) {
+                ret[i] = renderItem(source[i], i, undefined, cached && cached[i]);
+            }
+        }
+        else if (typeof source === 'number') {
+            if (!Number.isInteger(source)) {
+                warn$1(`The v-for range expect an integer value but got ${source}.`);
+            }
+            ret = new Array(source);
+            for (let i = 0; i < source; i++) {
+                ret[i] = renderItem(i + 1, i, undefined, cached && cached[i]);
+            }
+        }
+        else if (isObject(source)) {
+            if (source[Symbol.iterator]) {
+                ret = Array.from(source, (item, i) => renderItem(item, i, undefined, cached && cached[i]));
+            }
+            else {
+                const keys = Object.keys(source);
+                ret = new Array(keys.length);
+                for (let i = 0, l = keys.length; i < l; i++) {
+                    const key = keys[i];
+                    ret[i] = renderItem(source[key], key, i, cached && cached[i]);
+                }
+            }
+        }
+        else {
+            ret = [];
+        }
+        if (cache) {
+            cache[index] = ret;
+        }
+        return ret;
+    }
+
+    /**
+     * Compiler runtime helper for creating dynamic slots object
+     * @private
+     */
+    function createSlots(slots, dynamicSlots) {
+        for (let i = 0; i < dynamicSlots.length; i++) {
+            const slot = dynamicSlots[i];
+            // array of dynamic slot generated by <template v-for="..." #[...]>
+            if (isArray(slot)) {
+                for (let j = 0; j < slot.length; j++) {
+                    slots[slot[j].name] = slot[j].fn;
+                }
+            }
+            else if (slot) {
+                // conditional single slot generated by <template v-if="..." #foo>
+                slots[slot.name] = slot.fn;
+            }
+        }
+        return slots;
+    }
+
+    /**
+     * Compiler runtime helper for rendering `<slot/>`
+     * @private
+     */
+    function renderSlot(slots, name, props = {},
+                        // this is not a user-facing function, so the fallback is always generated by
+                        // the compiler and guaranteed to be a function returning an array
+                        fallback, noSlotted) {
+        if (currentRenderingInstance.isCE ||
+            (currentRenderingInstance.parent &&
+                isAsyncWrapper(currentRenderingInstance.parent) &&
+                currentRenderingInstance.parent.isCE)) {
+            return createVNode('slot', name === 'default' ? null : { name }, fallback && fallback());
+        }
+        let slot = slots[name];
+        if (slot && slot.length > 1) {
+            warn$1(`SSR-optimized slot function detected in a non-SSR-optimized render ` +
+                `function. You need to mark this component with $dynamic-slots in the ` +
+                `parent template.`);
+            slot = () => [];
+        }
+        // a compiled slot disables block tracking by default to avoid manual
+        // invocation interfering with template-based block tracking, but in
+        // `renderSlot` we can be sure that it's template-based so we can force
+        // enable it.
+        if (slot && slot._c) {
+            slot._d = false;
+        }
+        openBlock();
+        const validSlotContent = slot && ensureValidVNode(slot(props));
+        const rendered = createBlock(Fragment, { key: props.key || `_${name}` }, validSlotContent || (fallback ? fallback() : []), validSlotContent && slots._ === 1 /* STABLE */
+            ? 64 /* STABLE_FRAGMENT */
+            : -2 /* BAIL */);
+        if (!noSlotted && rendered.scopeId) {
+            rendered.slotScopeIds = [rendered.scopeId + '-s'];
+        }
+        if (slot && slot._c) {
+            slot._d = true;
+        }
+        return rendered;
+    }
+    function ensureValidVNode(vnodes) {
+        return vnodes.some(child => {
+            if (!isVNode(child))
+                return true;
+            if (child.type === Comment)
+                return false;
+            if (child.type === Fragment &&
+                !ensureValidVNode(child.children))
+                return false;
+            return true;
+        })
+            ? vnodes
+            : null;
+    }
+
+    /**
+     * For prefixing keys in v-on="obj" with "on"
+     * @private
+     */
+    function toHandlers(obj) {
+        const ret = {};
+        if (!isObject(obj)) {
+            warn$1(`v-on with no argument expects an object value.`);
+            return ret;
+        }
+        for (const key in obj) {
+            ret[toHandlerKey(key)] = obj[key];
+        }
+        return ret;
+    }
+
+    /**
+     * #2437 In Vue 3, functional components do not have a public instance proxy but
+     * they exist in the internal parent chain. For code that relies on traversing
+     * public $parent chains, skip functional ones and go to the parent instead.
+     */
+    const getPublicInstance = (i) => {
+        if (!i)
+            return null;
+        if (isStatefulComponent(i))
+            return getExposeProxy(i) || i.proxy;
+        return getPublicInstance(i.parent);
+    };
+    const publicPropertiesMap =
+        // Move PURE marker to new line to workaround compiler discarding it
+        // due to type annotation
+        /*#__PURE__*/ extend(Object.create(null), {
+        $: i => i,
+        $el: i => i.vnode.el,
+        $data: i => i.data,
+        $props: i => (shallowReadonly(i.props) ),
+        $attrs: i => (shallowReadonly(i.attrs) ),
+        $slots: i => (shallowReadonly(i.slots) ),
+        $refs: i => (shallowReadonly(i.refs) ),
+        $parent: i => getPublicInstance(i.parent),
+        $root: i => getPublicInstance(i.root),
+        $emit: i => i.emit,
+        $options: i => (resolveMergedOptions(i) ),
+        $forceUpdate: i => i.f || (i.f = () => queueJob(i.update)),
+        $nextTick: i => i.n || (i.n = nextTick.bind(i.proxy)),
+        $watch: i => (instanceWatch.bind(i) )
+    });
+    const isReservedPrefix = (key) => key === '_' || key === '$';
+    const PublicInstanceProxyHandlers = {
+        get({ _: instance }, key) {
+            const { ctx, setupState, data, props, accessCache, type, appContext } = instance;
+            // for internal formatters to know that this is a Vue instance
+            if (key === '__isVue') {
+                return true;
+            }
+            // prioritize <script setup> bindings during dev.
+            // this allows even properties that start with _ or $ to be used - so that
+            // it aligns with the production behavior where the render fn is inlined and
+            // indeed has access to all declared variables.
+            if (setupState !== EMPTY_OBJ &&
+                setupState.__isScriptSetup &&
+                hasOwn(setupState, key)) {
+                return setupState[key];
+            }
+            // data / props / ctx
+            // This getter gets called for every property access on the render context
+            // during render and is a major hotspot. The most expensive part of this
+            // is the multiple hasOwn() calls. It's much faster to do a simple property
+            // access on a plain object, so we use an accessCache object (with null
+            // prototype) to memoize what access type a key corresponds to.
+            let normalizedProps;
+            if (key[0] !== '$') {
+                const n = accessCache[key];
+                if (n !== undefined) {
+                    switch (n) {
+                        case 1 /* SETUP */:
+                            return setupState[key];
+                        case 2 /* DATA */:
+                            return data[key];
+                        case 4 /* CONTEXT */:
+                            return ctx[key];
+                        case 3 /* PROPS */:
+                            return props[key];
+                        // default: just fallthrough
+                    }
+                }
+                else if (setupState !== EMPTY_OBJ && hasOwn(setupState, key)) {
+                    accessCache[key] = 1 /* SETUP */;
+                    return setupState[key];
+                }
+                else if (data !== EMPTY_OBJ && hasOwn(data, key)) {
+                    accessCache[key] = 2 /* DATA */;
+                    return data[key];
+                }
+                else if (
+                    // only cache other properties when instance has declared (thus stable)
+                    // props
+                    (normalizedProps = instance.propsOptions[0]) &&
+                    hasOwn(normalizedProps, key)) {
+                    accessCache[key] = 3 /* PROPS */;
+                    return props[key];
+                }
+                else if (ctx !== EMPTY_OBJ && hasOwn(ctx, key)) {
+                    accessCache[key] = 4 /* CONTEXT */;
+                    return ctx[key];
+                }
+                else if (shouldCacheAccess) {
+                    accessCache[key] = 0 /* OTHER */;
+                }
+            }
+            const publicGetter = publicPropertiesMap[key];
+            let cssModule, globalProperties;
+            // public $xxx properties
+            if (publicGetter) {
+                if (key === '$attrs') {
+                    track(instance, "get" /* GET */, key);
+                    markAttrsAccessed();
+                }
+                return publicGetter(instance);
+            }
+            else if (
+                // css module (injected by vue-loader)
+                (cssModule = type.__cssModules) &&
+                (cssModule = cssModule[key])) {
+                return cssModule;
+            }
+            else if (ctx !== EMPTY_OBJ && hasOwn(ctx, key)) {
+                // user may set custom properties to `this` that start with `$`
+                accessCache[key] = 4 /* CONTEXT */;
+                return ctx[key];
+            }
+            else if (
+                // global properties
+                ((globalProperties = appContext.config.globalProperties),
+                    hasOwn(globalProperties, key))) {
+                {
+                    return globalProperties[key];
+                }
+            }
+            else if (currentRenderingInstance &&
+                (!isString(key) ||
+                    // #1091 avoid internal isRef/isVNode checks on component instance leading
+                    // to infinite warning loop
+                    key.indexOf('__v') !== 0)) {
+                if (data !== EMPTY_OBJ && isReservedPrefix(key[0]) && hasOwn(data, key)) {
+                    warn$1(`Property ${JSON.stringify(key)} must be accessed via $data because it starts with a reserved ` +
+                        `character ("$" or "_") and is not proxied on the render context.`);
+                }
+                else if (instance === currentRenderingInstance) {
+                    warn$1(`Property ${JSON.stringify(key)} was accessed during render ` +
+                        `but is not defined on instance.`);
+                }
+            }
+        },
+        set({ _: instance }, key, value) {
+            const { data, setupState, ctx } = instance;
+            if (setupState !== EMPTY_OBJ && hasOwn(setupState, key)) {
+                setupState[key] = value;
+                return true;
+            }
+            else if (data !== EMPTY_OBJ && hasOwn(data, key)) {
+                data[key] = value;
+                return true;
+            }
+            else if (hasOwn(instance.props, key)) {
+                warn$1(`Attempting to mutate prop "${key}". Props are readonly.`, instance);
+                return false;
+            }
+            if (key[0] === '$' && key.slice(1) in instance) {
+                warn$1(`Attempting to mutate public property "${key}". ` +
+                    `Properties starting with $ are reserved and readonly.`, instance);
+                return false;
+            }
+            else {
+                if (key in instance.appContext.config.globalProperties) {
+                    Object.defineProperty(ctx, key, {
+                        enumerable: true,
+                        configurable: true,
+                        value
+                    });
+                }
+                else {
+                    ctx[key] = value;
+                }
+            }
+            return true;
+        },
+        has({ _: { data, setupState, accessCache, ctx, appContext, propsOptions } }, key) {
+            let normalizedProps;
+            return (!!accessCache[key] ||
+                (data !== EMPTY_OBJ && hasOwn(data, key)) ||
+                (setupState !== EMPTY_OBJ && hasOwn(setupState, key)) ||
+                ((normalizedProps = propsOptions[0]) && hasOwn(normalizedProps, key)) ||
+                hasOwn(ctx, key) ||
+                hasOwn(publicPropertiesMap, key) ||
+                hasOwn(appContext.config.globalProperties, key));
+        },
+        defineProperty(target, key, descriptor) {
+            if (descriptor.get != null) {
+                // invalidate key cache of a getter based property #5417
+                target._.accessCache[key] = 0;
+            }
+            else if (hasOwn(descriptor, 'value')) {
+                this.set(target, key, descriptor.value, null);
+            }
+            return Reflect.defineProperty(target, key, descriptor);
+        }
+    };
+    {
+        PublicInstanceProxyHandlers.ownKeys = (target) => {
+            warn$1(`Avoid app logic that relies on enumerating keys on a component instance. ` +
+                `The keys will be empty in production mode to avoid performance overhead.`);
+            return Reflect.ownKeys(target);
+        };
+    }
+    const RuntimeCompiledPublicInstanceProxyHandlers = /*#__PURE__*/ extend({}, PublicInstanceProxyHandlers, {
+        get(target, key) {
+            // fast path for unscopables when using `with` block
+            if (key === Symbol.unscopables) {
+                return;
+            }
+            return PublicInstanceProxyHandlers.get(target, key, target);
+        },
+        has(_, key) {
+            const has = key[0] !== '_' && !isGloballyWhitelisted(key);
+            if (!has && PublicInstanceProxyHandlers.has(_, key)) {
+                warn$1(`Property ${JSON.stringify(key)} should not start with _ which is a reserved prefix for Vue internals.`);
+            }
+            return has;
+        }
+    });
+    // dev only
+    // In dev mode, the proxy target exposes the same properties as seen on `this`
+    // for easier console inspection. In prod mode it will be an empty object so
+    // these properties definitions can be skipped.
+    function createDevRenderContext(instance) {
+        const target = {};
+        // expose internal instance for proxy handlers
+        Object.defineProperty(target, `_`, {
+            configurable: true,
+            enumerable: false,
+            get: () => instance
+        });
+        // expose public properties
+        Object.keys(publicPropertiesMap).forEach(key => {
+            Object.defineProperty(target, key, {
+                configurable: true,
+                enumerable: false,
+                get: () => publicPropertiesMap[key](instance),
+                // intercepted by the proxy so no need for implementation,
+                // but needed to prevent set errors
+                set: NOOP
+            });
+        });
+        return target;
+    }
+    // dev only
+    function exposePropsOnRenderContext(instance) {
+        const { ctx, propsOptions: [propsOptions] } = instance;
+        if (propsOptions) {
+            Object.keys(propsOptions).forEach(key => {
+                Object.defineProperty(ctx, key, {
+                    enumerable: true,
+                    configurable: true,
+                    get: () => instance.props[key],
+                    set: NOOP
+                });
+            });
+        }
+    }
+    // dev only
+    function exposeSetupStateOnRenderContext(instance) {
+        const { ctx, setupState } = instance;
+        Object.keys(toRaw(setupState)).forEach(key => {
+            if (!setupState.__isScriptSetup) {
+                if (isReservedPrefix(key[0])) {
+                    warn$1(`setup() return property ${JSON.stringify(key)} should not start with "$" or "_" ` +
+                        `which are reserved prefixes for Vue internals.`);
+                    return;
+                }
+                Object.defineProperty(ctx, key, {
+                    enumerable: true,
+                    configurable: true,
+                    get: () => setupState[key],
+                    set: NOOP
+                });
+            }
+        });
+    }
+
+    function createDuplicateChecker() {
+        const cache = Object.create(null);
+        return (type, key) => {
+            if (cache[key]) {
+                warn$1(`${type} property "${key}" is already defined in ${cache[key]}.`);
+            }
+            else {
+                cache[key] = type;
+            }
+        };
+    }
+    let shouldCacheAccess = true;
+    function applyOptions(instance) {
+        const options = resolveMergedOptions(instance);
+        const publicThis = instance.proxy;
+        const ctx = instance.ctx;
+        // do not cache property access on public proxy during state initialization
+        shouldCacheAccess = false;
+        // call beforeCreate first before accessing other options since
+        // the hook may mutate resolved options (#2791)
+        if (options.beforeCreate) {
+            callHook(options.beforeCreate, instance, "bc" /* BEFORE_CREATE */);
+        }
+        const {
+            // state
+            data: dataOptions, computed: computedOptions, methods, watch: watchOptions, provide: provideOptions, inject: injectOptions,
+            // lifecycle
+            created, beforeMount, mounted, beforeUpdate, updated, activated, deactivated, beforeDestroy, beforeUnmount, destroyed, unmounted, render, renderTracked, renderTriggered, errorCaptured, serverPrefetch,
+            // public API
+            expose, inheritAttrs,
+            // assets
+            components, directives, filters } = options;
+        const checkDuplicateProperties = createDuplicateChecker() ;
+        {
+            const [propsOptions] = instance.propsOptions;
+            if (propsOptions) {
+                for (const key in propsOptions) {
+                    checkDuplicateProperties("Props" /* PROPS */, key);
+                }
+            }
+        }
+        // options initialization order (to be consistent with Vue 2):
+        // - props (already done outside of this function)
+        // - inject
+        // - methods
+        // - data (deferred since it relies on `this` access)
+        // - computed
+        // - watch (deferred since it relies on `this` access)
+        if (injectOptions) {
+            resolveInjections(injectOptions, ctx, checkDuplicateProperties, instance.appContext.config.unwrapInjectedRef);
+        }
+        if (methods) {
+            for (const key in methods) {
+                const methodHandler = methods[key];
+                if (isFunction(methodHandler)) {
+                    // In dev mode, we use the `createRenderContext` function to define
+                    // methods to the proxy target, and those are read-only but
+                    // reconfigurable, so it needs to be redefined here
+                    {
+                        Object.defineProperty(ctx, key, {
+                            value: methodHandler.bind(publicThis),
+                            configurable: true,
+                            enumerable: true,
+                            writable: true
+                        });
+                    }
+                    {
+                        checkDuplicateProperties("Methods" /* METHODS */, key);
+                    }
+                }
+                else {
+                    warn$1(`Method "${key}" has type "${typeof methodHandler}" in the component definition. ` +
+                        `Did you reference the function correctly?`);
+                }
+            }
+        }
+        if (dataOptions) {
+            if (!isFunction(dataOptions)) {
+                warn$1(`The data option must be a function. ` +
+                    `Plain object usage is no longer supported.`);
+            }
+            const data = dataOptions.call(publicThis, publicThis);
+            if (isPromise(data)) {
+                warn$1(`data() returned a Promise - note data() cannot be async; If you ` +
+                    `intend to perform data fetching before component renders, use ` +
+                    `async setup() + <Suspense>.`);
+            }
+            if (!isObject(data)) {
+                warn$1(`data() should return an object.`);
+            }
+            else {
+                instance.data = reactive(data);
+                {
+                    for (const key in data) {
+                        checkDuplicateProperties("Data" /* DATA */, key);
+                        // expose data on ctx during dev
+                        if (!isReservedPrefix(key[0])) {
+                            Object.defineProperty(ctx, key, {
+                                configurable: true,
+                                enumerable: true,
+                                get: () => data[key],
+                                set: NOOP
+                            });
+                        }
+                    }
+                }
+            }
+        }
+        // state initialization complete at this point - start caching access
+        shouldCacheAccess = true;
+        if (computedOptions) {
+            for (const key in computedOptions) {
+                const opt = computedOptions[key];
+                const get = isFunction(opt)
+                    ? opt.bind(publicThis, publicThis)
+                    : isFunction(opt.get)
+                        ? opt.get.bind(publicThis, publicThis)
+                        : NOOP;
+                if (get === NOOP) {
+                    warn$1(`Computed property "${key}" has no getter.`);
+                }
+                const set = !isFunction(opt) && isFunction(opt.set)
+                    ? opt.set.bind(publicThis)
+                    : () => {
+                        warn$1(`Write operation failed: computed property "${key}" is readonly.`);
+                    }
+                ;
+                const c = computed$1({
+                    get,
+                    set
+                });
+                Object.defineProperty(ctx, key, {
+                    enumerable: true,
+                    configurable: true,
+                    get: () => c.value,
+                    set: v => (c.value = v)
+                });
+                {
+                    checkDuplicateProperties("Computed" /* COMPUTED */, key);
+                }
+            }
+        }
+        if (watchOptions) {
+            for (const key in watchOptions) {
+                createWatcher(watchOptions[key], ctx, publicThis, key);
+            }
+        }
+        if (provideOptions) {
+            const provides = isFunction(provideOptions)
+                ? provideOptions.call(publicThis)
+                : provideOptions;
+            Reflect.ownKeys(provides).forEach(key => {
+                provide(key, provides[key]);
+            });
+        }
+        if (created) {
+            callHook(created, instance, "c" /* CREATED */);
+        }
+        function registerLifecycleHook(register, hook) {
+            if (isArray(hook)) {
+                hook.forEach(_hook => register(_hook.bind(publicThis)));
+            }
+            else if (hook) {
+                register(hook.bind(publicThis));
+            }
+        }
+        registerLifecycleHook(onBeforeMount, beforeMount);
+        registerLifecycleHook(onMounted, mounted);
+        registerLifecycleHook(onBeforeUpdate, beforeUpdate);
+        registerLifecycleHook(onUpdated, updated);
+        registerLifecycleHook(onActivated, activated);
+        registerLifecycleHook(onDeactivated, deactivated);
+        registerLifecycleHook(onErrorCaptured, errorCaptured);
+        registerLifecycleHook(onRenderTracked, renderTracked);
+        registerLifecycleHook(onRenderTriggered, renderTriggered);
+        registerLifecycleHook(onBeforeUnmount, beforeUnmount);
+        registerLifecycleHook(onUnmounted, unmounted);
+        registerLifecycleHook(onServerPrefetch, serverPrefetch);
+        if (isArray(expose)) {
+            if (expose.length) {
+                const exposed = instance.exposed || (instance.exposed = {});
+                expose.forEach(key => {
+                    Object.defineProperty(exposed, key, {
+                        get: () => publicThis[key],
+                        set: val => (publicThis[key] = val)
+                    });
+                });
+            }
+            else if (!instance.exposed) {
+                instance.exposed = {};
+            }
+        }
+        // options that are handled when creating the instance but also need to be
+        // applied from mixins
+        if (render && instance.render === NOOP) {
+            instance.render = render;
+        }
+        if (inheritAttrs != null) {
+            instance.inheritAttrs = inheritAttrs;
+        }
+        // asset options.
+        if (components)
+            instance.components = components;
+        if (directives)
+            instance.directives = directives;
+    }
+    function resolveInjections(injectOptions, ctx, checkDuplicateProperties = NOOP, unwrapRef = false) {
+        if (isArray(injectOptions)) {
+            injectOptions = normalizeInject(injectOptions);
+        }
+        for (const key in injectOptions) {
+            const opt = injectOptions[key];
+            let injected;
+            if (isObject(opt)) {
+                if ('default' in opt) {
+                    injected = inject(opt.from || key, opt.default, true /* treat default function as factory */);
+                }
+                else {
+                    injected = inject(opt.from || key);
+                }
+            }
+            else {
+                injected = inject(opt);
+            }
+            if (isRef(injected)) {
+                // TODO remove the check in 3.3
+                if (unwrapRef) {
+                    Object.defineProperty(ctx, key, {
+                        enumerable: true,
+                        configurable: true,
+                        get: () => injected.value,
+                        set: v => (injected.value = v)
+                    });
+                }
+                else {
+                    {
+                        warn$1(`injected property "${key}" is a ref and will be auto-unwrapped ` +
+                            `and no longer needs \`.value\` in the next minor release. ` +
+                            `To opt-in to the new behavior now, ` +
+                            `set \`app.config.unwrapInjectedRef = true\` (this config is ` +
+                            `temporary and will not be needed in the future.)`);
+                    }
+                    ctx[key] = injected;
+                }
+            }
+            else {
+                ctx[key] = injected;
+            }
+            {
+                checkDuplicateProperties("Inject" /* INJECT */, key);
+            }
+        }
+    }
+    function callHook(hook, instance, type) {
+        callWithAsyncErrorHandling(isArray(hook)
+            ? hook.map(h => h.bind(instance.proxy))
+            : hook.bind(instance.proxy), instance, type);
+    }
+    function createWatcher(raw, ctx, publicThis, key) {
+        const getter = key.includes('.')
+            ? createPathGetter(publicThis, key)
+            : () => publicThis[key];
+        if (isString(raw)) {
+            const handler = ctx[raw];
+            if (isFunction(handler)) {
+                watch(getter, handler);
+            }
+            else {
+                warn$1(`Invalid watch handler specified by key "${raw}"`, handler);
+            }
+        }
+        else if (isFunction(raw)) {
+            watch(getter, raw.bind(publicThis));
+        }
+        else if (isObject(raw)) {
+            if (isArray(raw)) {
+                raw.forEach(r => createWatcher(r, ctx, publicThis, key));
+            }
+            else {
+                const handler = isFunction(raw.handler)
+                    ? raw.handler.bind(publicThis)
+                    : ctx[raw.handler];
+                if (isFunction(handler)) {
+                    watch(getter, handler, raw);
+                }
+                else {
+                    warn$1(`Invalid watch handler specified by key "${raw.handler}"`, handler);
+                }
+            }
+        }
+        else {
+            warn$1(`Invalid watch option: "${key}"`, raw);
+        }
+    }
+    /**
+     * Resolve merged options and cache it on the component.
+     * This is done only once per-component since the merging does not involve
+     * instances.
+     */
+    function resolveMergedOptions(instance) {
+        const base = instance.type;
+        const { mixins, extends: extendsOptions } = base;
+        const { mixins: globalMixins, optionsCache: cache, config: { optionMergeStrategies } } = instance.appContext;
+        const cached = cache.get(base);
+        let resolved;
+        if (cached) {
+            resolved = cached;
+        }
+        else if (!globalMixins.length && !mixins && !extendsOptions) {
+            {
+                resolved = base;
+            }
+        }
+        else {
+            resolved = {};
+            if (globalMixins.length) {
+                globalMixins.forEach(m => mergeOptions(resolved, m, optionMergeStrategies, true));
+            }
+            mergeOptions(resolved, base, optionMergeStrategies);
+        }
+        cache.set(base, resolved);
+        return resolved;
+    }
+    function mergeOptions(to, from, strats, asMixin = false) {
+        const { mixins, extends: extendsOptions } = from;
+        if (extendsOptions) {
+            mergeOptions(to, extendsOptions, strats, true);
+        }
+        if (mixins) {
+            mixins.forEach((m) => mergeOptions(to, m, strats, true));
+        }
+        for (const key in from) {
+            if (asMixin && key === 'expose') {
+                warn$1(`"expose" option is ignored when declared in mixins or extends. ` +
+                    `It should only be declared in the base component itself.`);
+            }
+            else {
+                const strat = internalOptionMergeStrats[key] || (strats && strats[key]);
+                to[key] = strat ? strat(to[key], from[key]) : from[key];
+            }
+        }
+        return to;
+    }
+    const internalOptionMergeStrats = {
+        data: mergeDataFn,
+        props: mergeObjectOptions,
+        emits: mergeObjectOptions,
+        // objects
+        methods: mergeObjectOptions,
+        computed: mergeObjectOptions,
+        // lifecycle
+        beforeCreate: mergeAsArray,
+        created: mergeAsArray,
+        beforeMount: mergeAsArray,
+        mounted: mergeAsArray,
+        beforeUpdate: mergeAsArray,
+        updated: mergeAsArray,
+        beforeDestroy: mergeAsArray,
+        beforeUnmount: mergeAsArray,
+        destroyed: mergeAsArray,
+        unmounted: mergeAsArray,
+        activated: mergeAsArray,
+        deactivated: mergeAsArray,
+        errorCaptured: mergeAsArray,
+        serverPrefetch: mergeAsArray,
+        // assets
+        components: mergeObjectOptions,
+        directives: mergeObjectOptions,
+        // watch
+        watch: mergeWatchOptions,
+        // provide / inject
+        provide: mergeDataFn,
+        inject: mergeInject
+    };
+    function mergeDataFn(to, from) {
+        if (!from) {
+            return to;
+        }
+        if (!to) {
+            return from;
+        }
+        return function mergedDataFn() {
+            return (extend)(isFunction(to) ? to.call(this, this) : to, isFunction(from) ? from.call(this, this) : from);
+        };
+    }
+    function mergeInject(to, from) {
+        return mergeObjectOptions(normalizeInject(to), normalizeInject(from));
+    }
+    function normalizeInject(raw) {
+        if (isArray(raw)) {
+            const res = {};
+            for (let i = 0; i < raw.length; i++) {
+                res[raw[i]] = raw[i];
+            }
+            return res;
+        }
+        return raw;
+    }
+    function mergeAsArray(to, from) {
+        return to ? [...new Set([].concat(to, from))] : from;
+    }
+    function mergeObjectOptions(to, from) {
+        return to ? extend(extend(Object.create(null), to), from) : from;
+    }
+    function mergeWatchOptions(to, from) {
+        if (!to)
+            return from;
+        if (!from)
+            return to;
+        const merged = extend(Object.create(null), to);
+        for (const key in from) {
+            merged[key] = mergeAsArray(to[key], from[key]);
+        }
+        return merged;
+    }
+
+    function initProps(instance, rawProps, isStateful, // result of bitwise flag comparison
+                       isSSR = false) {
+        const props = {};
+        const attrs = {};
+        def(attrs, InternalObjectKey, 1);
+        instance.propsDefaults = Object.create(null);
+        setFullProps(instance, rawProps, props, attrs);
+        // ensure all declared prop keys are present
+        for (const key in instance.propsOptions[0]) {
+            if (!(key in props)) {
+                props[key] = undefined;
+            }
+        }
+        // validation
+        {
+            validateProps(rawProps || {}, props, instance);
+        }
+        if (isStateful) {
+            // stateful
+            instance.props = isSSR ? props : shallowReactive(props);
+        }
+        else {
+            if (!instance.type.props) {
+                // functional w/ optional props, props === attrs
+                instance.props = attrs;
+            }
+            else {
+                // functional w/ declared props
+                instance.props = props;
+            }
+        }
+        instance.attrs = attrs;
+    }
+    function updateProps(instance, rawProps, rawPrevProps, optimized) {
+        const { props, attrs, vnode: { patchFlag } } = instance;
+        const rawCurrentProps = toRaw(props);
+        const [options] = instance.propsOptions;
+        let hasAttrsChanged = false;
+        if (
+            // always force full diff in dev
+            // - #1942 if hmr is enabled with sfc component
+            // - vite#872 non-sfc component used by sfc component
+            !((instance.type.__hmrId ||
+                (instance.parent && instance.parent.type.__hmrId))) &&
+            (optimized || patchFlag > 0) &&
+            !(patchFlag & 16 /* FULL_PROPS */)) {
+            if (patchFlag & 8 /* PROPS */) {
+                // Compiler-generated props & no keys change, just set the updated
+                // the props.
+                const propsToUpdate = instance.vnode.dynamicProps;
+                for (let i = 0; i < propsToUpdate.length; i++) {
+                    let key = propsToUpdate[i];
+                    // skip if the prop key is a declared emit event listener
+                    if (isEmitListener(instance.emitsOptions, key)) {
+                        continue;
+                    }
+                    // PROPS flag guarantees rawProps to be non-null
+                    const value = rawProps[key];
+                    if (options) {
+                        // attr / props separation was done on init and will be consistent
+                        // in this code path, so just check if attrs have it.
+                        if (hasOwn(attrs, key)) {
+                            if (value !== attrs[key]) {
+                                attrs[key] = value;
+                                hasAttrsChanged = true;
+                            }
+                        }
+                        else {
+                            const camelizedKey = camelize(key);
+                            props[camelizedKey] = resolvePropValue(options, rawCurrentProps, camelizedKey, value, instance, false /* isAbsent */);
+                        }
+                    }
+                    else {
+                        if (value !== attrs[key]) {
+                            attrs[key] = value;
+                            hasAttrsChanged = true;
+                        }
+                    }
+                }
+            }
+        }
+        else {
+            // full props update.
+            if (setFullProps(instance, rawProps, props, attrs)) {
+                hasAttrsChanged = true;
+            }
+            // in case of dynamic props, check if we need to delete keys from
+            // the props object
+            let kebabKey;
+            for (const key in rawCurrentProps) {
+                if (!rawProps ||
+                    // for camelCase
+                    (!hasOwn(rawProps, key) &&
+                        // it's possible the original props was passed in as kebab-case
+                        // and converted to camelCase (#955)
+                        ((kebabKey = hyphenate(key)) === key || !hasOwn(rawProps, kebabKey)))) {
+                    if (options) {
+                        if (rawPrevProps &&
+                            // for camelCase
+                            (rawPrevProps[key] !== undefined ||
+                                // for kebab-case
+                                rawPrevProps[kebabKey] !== undefined)) {
+                            props[key] = resolvePropValue(options, rawCurrentProps, key, undefined, instance, true /* isAbsent */);
+                        }
+                    }
+                    else {
+                        delete props[key];
+                    }
+                }
+            }
+            // in the case of functional component w/o props declaration, props and
+            // attrs point to the same object so it should already have been updated.
+            if (attrs !== rawCurrentProps) {
+                for (const key in attrs) {
+                    if (!rawProps ||
+                        (!hasOwn(rawProps, key) &&
+                            (!false ))) {
+                        delete attrs[key];
+                        hasAttrsChanged = true;
+                    }
+                }
+            }
+        }
+        // trigger updates for $attrs in case it's used in component slots
+        if (hasAttrsChanged) {
+            trigger(instance, "set" /* SET */, '$attrs');
+        }
+        {
+            validateProps(rawProps || {}, props, instance);
+        }
+    }
+    function setFullProps(instance, rawProps, props, attrs) {
+        const [options, needCastKeys] = instance.propsOptions;
+        let hasAttrsChanged = false;
+        let rawCastValues;
+        if (rawProps) {
+            for (let key in rawProps) {
+                // key, ref are reserved and never passed down
+                if (isReservedProp(key)) {
+                    continue;
+                }
+                const value = rawProps[key];
+                // prop option names are camelized during normalization, so to support
+                // kebab -> camel conversion here we need to camelize the key.
+                let camelKey;
+                if (options && hasOwn(options, (camelKey = camelize(key)))) {
+                    if (!needCastKeys || !needCastKeys.includes(camelKey)) {
+                        props[camelKey] = value;
+                    }
+                    else {
+                        (rawCastValues || (rawCastValues = {}))[camelKey] = value;
+                    }
+                }
+                else if (!isEmitListener(instance.emitsOptions, key)) {
+                    if (!(key in attrs) || value !== attrs[key]) {
+                        attrs[key] = value;
+                        hasAttrsChanged = true;
+                    }
+                }
+            }
+        }
+        if (needCastKeys) {
+            const rawCurrentProps = toRaw(props);
+            const castValues = rawCastValues || EMPTY_OBJ;
+            for (let i = 0; i < needCastKeys.length; i++) {
+                const key = needCastKeys[i];
+                props[key] = resolvePropValue(options, rawCurrentProps, key, castValues[key], instance, !hasOwn(castValues, key));
+            }
+        }
+        return hasAttrsChanged;
+    }
+    function resolvePropValue(options, props, key, value, instance, isAbsent) {
+        const opt = options[key];
+        if (opt != null) {
+            const hasDefault = hasOwn(opt, 'default');
+            // default values
+            if (hasDefault && value === undefined) {
+                const defaultValue = opt.default;
+                if (opt.type !== Function && isFunction(defaultValue)) {
+                    const { propsDefaults } = instance;
+                    if (key in propsDefaults) {
+                        value = propsDefaults[key];
+                    }
+                    else {
+                        setCurrentInstance(instance);
+                        value = propsDefaults[key] = defaultValue.call(null, props);
+                        unsetCurrentInstance();
+                    }
+                }
+                else {
+                    value = defaultValue;
+                }
+            }
+            // boolean casting
+            if (opt[0 /* shouldCast */]) {
+                if (isAbsent && !hasDefault) {
+                    value = false;
+                }
+                else if (opt[1 /* shouldCastTrue */] &&
+                    (value === '' || value === hyphenate(key))) {
+                    value = true;
+                }
+            }
+        }
+        return value;
+    }
+    function normalizePropsOptions(comp, appContext, asMixin = false) {
+        const cache = appContext.propsCache;
+        const cached = cache.get(comp);
+        if (cached) {
+            return cached;
+        }
+        const raw = comp.props;
+        const normalized = {};
+        const needCastKeys = [];
+        // apply mixin/extends props
+        let hasExtends = false;
+        if (!isFunction(comp)) {
+            const extendProps = (raw) => {
+                hasExtends = true;
+                const [props, keys] = normalizePropsOptions(raw, appContext, true);
+                extend(normalized, props);
+                if (keys)
+                    needCastKeys.push(...keys);
+            };
+            if (!asMixin && appContext.mixins.length) {
+                appContext.mixins.forEach(extendProps);
+            }
+            if (comp.extends) {
+                extendProps(comp.extends);
+            }
+            if (comp.mixins) {
+                comp.mixins.forEach(extendProps);
+            }
+        }
+        if (!raw && !hasExtends) {
+            cache.set(comp, EMPTY_ARR);
+            return EMPTY_ARR;
+        }
+        if (isArray(raw)) {
+            for (let i = 0; i < raw.length; i++) {
+                if (!isString(raw[i])) {
+                    warn$1(`props must be strings when using array syntax.`, raw[i]);
+                }
+                const normalizedKey = camelize(raw[i]);
+                if (validatePropName(normalizedKey)) {
+                    normalized[normalizedKey] = EMPTY_OBJ;
+                }
+            }
+        }
+        else if (raw) {
+            if (!isObject(raw)) {
+                warn$1(`invalid props options`, raw);
+            }
+            for (const key in raw) {
+                const normalizedKey = camelize(key);
+                if (validatePropName(normalizedKey)) {
+                    const opt = raw[key];
+                    const prop = (normalized[normalizedKey] =
+                        isArray(opt) || isFunction(opt) ? { type: opt } : opt);
+                    if (prop) {
+                        const booleanIndex = getTypeIndex(Boolean, prop.type);
+                        const stringIndex = getTypeIndex(String, prop.type);
+                        prop[0 /* shouldCast */] = booleanIndex > -1;
+                        prop[1 /* shouldCastTrue */] =
+                            stringIndex < 0 || booleanIndex < stringIndex;
+                        // if the prop needs boolean casting or default value
+                        if (booleanIndex > -1 || hasOwn(prop, 'default')) {
+                            needCastKeys.push(normalizedKey);
+                        }
+                    }
+                }
+            }
+        }
+        const res = [normalized, needCastKeys];
+        cache.set(comp, res);
+        return res;
+    }
+    function validatePropName(key) {
+        if (key[0] !== '$') {
+            return true;
+        }
+        else {
+            warn$1(`Invalid prop name: "${key}" is a reserved property.`);
+        }
+        return false;
+    }
+    // use function string name to check type constructors
+    // so that it works across vms / iframes.
+    function getType(ctor) {
+        const match = ctor && ctor.toString().match(/^\s*function (\w+)/);
+        return match ? match[1] : ctor === null ? 'null' : '';
+    }
+    function isSameType(a, b) {
+        return getType(a) === getType(b);
+    }
+    function getTypeIndex(type, expectedTypes) {
+        if (isArray(expectedTypes)) {
+            return expectedTypes.findIndex(t => isSameType(t, type));
+        }
+        else if (isFunction(expectedTypes)) {
+            return isSameType(expectedTypes, type) ? 0 : -1;
+        }
+        return -1;
+    }
+    /**
+     * dev only
+     */
+    function validateProps(rawProps, props, instance) {
+        const resolvedValues = toRaw(props);
+        const options = instance.propsOptions[0];
+        for (const key in options) {
+            let opt = options[key];
+            if (opt == null)
+                continue;
+            validateProp(key, resolvedValues[key], opt, !hasOwn(rawProps, key) && !hasOwn(rawProps, hyphenate(key)));
+        }
+    }
+    /**
+     * dev only
+     */
+    function validateProp(name, value, prop, isAbsent) {
+        const { type, required, validator } = prop;
+        // required!
+        if (required && isAbsent) {
+            warn$1('Missing required prop: "' + name + '"');
+            return;
+        }
+        // missing but optional
+        if (value == null && !prop.required) {
+            return;
+        }
+        // type check
+        if (type != null && type !== true) {
+            let isValid = false;
+            const types = isArray(type) ? type : [type];
+            const expectedTypes = [];
+            // value is valid as long as one of the specified types match
+            for (let i = 0; i < types.length && !isValid; i++) {
+                const { valid, expectedType } = assertType(value, types[i]);
+                expectedTypes.push(expectedType || '');
+                isValid = valid;
+            }
+            if (!isValid) {
+                warn$1(getInvalidTypeMessage(name, value, expectedTypes));
+                return;
+            }
+        }
+        // custom validator
+        if (validator && !validator(value)) {
+            warn$1('Invalid prop: custom validator check failed for prop "' + name + '".');
+        }
+    }
+    const isSimpleType = /*#__PURE__*/ makeMap('String,Number,Boolean,Function,Symbol,BigInt');
+    /**
+     * dev only
+     */
+    function assertType(value, type) {
+        let valid;
+        const expectedType = getType(type);
+        if (isSimpleType(expectedType)) {
+            const t = typeof value;
+            valid = t === expectedType.toLowerCase();
+            // for primitive wrapper objects
+            if (!valid && t === 'object') {
+                valid = value instanceof type;
+            }
+        }
+        else if (expectedType === 'Object') {
+            valid = isObject(value);
+        }
+        else if (expectedType === 'Array') {
+            valid = isArray(value);
+        }
+        else if (expectedType === 'null') {
+            valid = value === null;
+        }
+        else {
+            valid = value instanceof type;
+        }
+        return {
+            valid,
+            expectedType
+        };
+    }
+    /**
+     * dev only
+     */
+    function getInvalidTypeMessage(name, value, expectedTypes) {
+        let message = `Invalid prop: type check failed for prop "${name}".` +
+            ` Expected ${expectedTypes.map(capitalize).join(' | ')}`;
+        const expectedType = expectedTypes[0];
+        const receivedType = toRawType(value);
+        const expectedValue = styleValue(value, expectedType);
+        const receivedValue = styleValue(value, receivedType);
+        // check if we need to specify expected value
+        if (expectedTypes.length === 1 &&
+            isExplicable(expectedType) &&
+            !isBoolean(expectedType, receivedType)) {
+            message += ` with value ${expectedValue}`;
+        }
+        message += `, got ${receivedType} `;
+        // check if we need to specify received value
+        if (isExplicable(receivedType)) {
+            message += `with value ${receivedValue}.`;
+        }
+        return message;
+    }
+    /**
+     * dev only
+     */
+    function styleValue(value, type) {
+        if (type === 'String') {
+            return `"${value}"`;
+        }
+        else if (type === 'Number') {
+            return `${Number(value)}`;
+        }
+        else {
+            return `${value}`;
+        }
+    }
+    /**
+     * dev only
+     */
+    function isExplicable(type) {
+        const explicitTypes = ['string', 'number', 'boolean'];
+        return explicitTypes.some(elem => type.toLowerCase() === elem);
+    }
+    /**
+     * dev only
+     */
+    function isBoolean(...args) {
+        return args.some(elem => elem.toLowerCase() === 'boolean');
+    }
+
+    const isInternalKey = (key) => key[0] === '_' || key === '$stable';
+    const normalizeSlotValue = (value) => isArray(value)
+        ? value.map(normalizeVNode)
+        : [normalizeVNode(value)];
+    const normalizeSlot = (key, rawSlot, ctx) => {
+        if (rawSlot._n) {
+            // already normalized - #5353
+            return rawSlot;
+        }
+        const normalized = withCtx((...args) => {
+            if (currentInstance) {
+                warn$1(`Slot "${key}" invoked outside of the render function: ` +
+                    `this will not track dependencies used in the slot. ` +
+                    `Invoke the slot function inside the render function instead.`);
+            }
+            return normalizeSlotValue(rawSlot(...args));
+        }, ctx);
+        normalized._c = false;
+        return normalized;
+    };
+    const normalizeObjectSlots = (rawSlots, slots, instance) => {
+        const ctx = rawSlots._ctx;
+        for (const key in rawSlots) {
+            if (isInternalKey(key))
+                continue;
+            const value = rawSlots[key];
+            if (isFunction(value)) {
+                slots[key] = normalizeSlot(key, value, ctx);
+            }
+            else if (value != null) {
+                {
+                    warn$1(`Non-function value encountered for slot "${key}". ` +
+                        `Prefer function slots for better performance.`);
+                }
+                const normalized = normalizeSlotValue(value);
+                slots[key] = () => normalized;
+            }
+        }
+    };
+    const normalizeVNodeSlots = (instance, children) => {
+        if (!isKeepAlive(instance.vnode) &&
+            !(false )) {
+            warn$1(`Non-function value encountered for default slot. ` +
+                `Prefer function slots for better performance.`);
+        }
+        const normalized = normalizeSlotValue(children);
+        instance.slots.default = () => normalized;
+    };
+    const initSlots = (instance, children) => {
+        if (instance.vnode.shapeFlag & 32 /* SLOTS_CHILDREN */) {
+            const type = children._;
+            if (type) {
+                // users can get the shallow readonly version of the slots object through `this.$slots`,
+                // we should avoid the proxy object polluting the slots of the internal instance
+                instance.slots = toRaw(children);
+                // make compiler marker non-enumerable
+                def(children, '_', type);
+            }
+            else {
+                normalizeObjectSlots(children, (instance.slots = {}));
+            }
+        }
+        else {
+            instance.slots = {};
+            if (children) {
+                normalizeVNodeSlots(instance, children);
+            }
+        }
+        def(instance.slots, InternalObjectKey, 1);
+    };
+    const updateSlots = (instance, children, optimized) => {
+        const { vnode, slots } = instance;
+        let needDeletionCheck = true;
+        let deletionComparisonTarget = EMPTY_OBJ;
+        if (vnode.shapeFlag & 32 /* SLOTS_CHILDREN */) {
+            const type = children._;
+            if (type) {
+                // compiled slots.
+                if (isHmrUpdating) {
+                    // Parent was HMR updated so slot content may have changed.
+                    // force update slots and mark instance for hmr as well
+                    extend(slots, children);
+                }
+                else if (optimized && type === 1 /* STABLE */) {
+                    // compiled AND stable.
+                    // no need to update, and skip stale slots removal.
+                    needDeletionCheck = false;
+                }
+                else {
+                    // compiled but dynamic (v-if/v-for on slots) - update slots, but skip
+                    // normalization.
+                    extend(slots, children);
+                    // #2893
+                    // when rendering the optimized slots by manually written render function,
+                    // we need to delete the `slots._` flag if necessary to make subsequent updates reliable,
+                    // i.e. let the `renderSlot` create the bailed Fragment
+                    if (!optimized && type === 1 /* STABLE */) {
+                        delete slots._;
+                    }
+                }
+            }
+            else {
+                needDeletionCheck = !children.$stable;
+                normalizeObjectSlots(children, slots);
+            }
+            deletionComparisonTarget = children;
+        }
+        else if (children) {
+            // non slot object children (direct value) passed to a component
+            normalizeVNodeSlots(instance, children);
+            deletionComparisonTarget = { default: 1 };
+        }
+        // delete stale slots
+        if (needDeletionCheck) {
+            for (const key in slots) {
+                if (!isInternalKey(key) && !(key in deletionComparisonTarget)) {
+                    delete slots[key];
+                }
+            }
+        }
+    };
+
+    function createAppContext() {
+        return {
+            app: null,
+            config: {
+                isNativeTag: NO,
+                performance: false,
+                globalProperties: {},
+                optionMergeStrategies: {},
+                errorHandler: undefined,
+                warnHandler: undefined,
+                compilerOptions: {}
+            },
+            mixins: [],
+            components: {},
+            directives: {},
+            provides: Object.create(null),
+            optionsCache: new WeakMap(),
+            propsCache: new WeakMap(),
+            emitsCache: new WeakMap()
+        };
+    }
+    let uid = 0;
+    function createAppAPI(render, hydrate) {
+        return function createApp(rootComponent, rootProps = null) {
+            if (!isFunction(rootComponent)) {
+                rootComponent = Object.assign({}, rootComponent);
+            }
+            if (rootProps != null && !isObject(rootProps)) {
+                warn$1(`root props passed to app.mount() must be an object.`);
+                rootProps = null;
+            }
+            const context = createAppContext();
+            const installedPlugins = new Set();
+            let isMounted = false;
+            const app = (context.app = {
+                _uid: uid++,
+                _component: rootComponent,
+                _props: rootProps,
+                _container: null,
+                _context: context,
+                _instance: null,
+                version,
+                get config() {
+                    return context.config;
+                },
+                set config(v) {
+                    {
+                        warn$1(`app.config cannot be replaced. Modify individual options instead.`);
+                    }
+                },
+                use(plugin, ...options) {
+                    if (installedPlugins.has(plugin)) {
+                        warn$1(`Plugin has already been applied to target app.`);
+                    }
+                    else if (plugin && isFunction(plugin.install)) {
+                        installedPlugins.add(plugin);
+                        plugin.install(app, ...options);
+                    }
+                    else if (isFunction(plugin)) {
+                        installedPlugins.add(plugin);
+                        plugin(app, ...options);
+                    }
+                    else {
+                        warn$1(`A plugin must either be a function or an object with an "install" ` +
+                            `function.`);
+                    }
+                    return app;
+                },
+                mixin(mixin) {
+                    {
+                        if (!context.mixins.includes(mixin)) {
+                            context.mixins.push(mixin);
+                        }
+                        else {
+                            warn$1('Mixin has already been applied to target app' +
+                                (mixin.name ? `: ${mixin.name}` : ''));
+                        }
+                    }
+                    return app;
+                },
+                component(name, component) {
+                    {
+                        validateComponentName(name, context.config);
+                    }
+                    if (!component) {
+                        return context.components[name];
+                    }
+                    if (context.components[name]) {
+                        warn$1(`Component "${name}" has already been registered in target app.`);
+                    }
+                    context.components[name] = component;
+                    return app;
+                },
+                directive(name, directive) {
+                    {
+                        validateDirectiveName(name);
+                    }
+                    if (!directive) {
+                        return context.directives[name];
+                    }
+                    if (context.directives[name]) {
+                        warn$1(`Directive "${name}" has already been registered in target app.`);
+                    }
+                    context.directives[name] = directive;
+                    return app;
+                },
+                mount(rootContainer, isHydrate, isSVG) {
+                    if (!isMounted) {
+                        // #5571
+                        if (rootContainer.__vue_app__) {
+                            warn$1(`There is already an app instance mounted on the host container.\n` +
+                                ` If you want to mount another app on the same host container,` +
+                                ` you need to unmount the previous app by calling \`app.unmount()\` first.`);
+                        }
+                        const vnode = createVNode(rootComponent, rootProps);
+                        // store app context on the root VNode.
+                        // this will be set on the root instance on initial mount.
+                        vnode.appContext = context;
+                        // HMR root reload
+                        {
+                            context.reload = () => {
+                                render(cloneVNode(vnode), rootContainer, isSVG);
+                            };
+                        }
+                        if (isHydrate && hydrate) {
+                            hydrate(vnode, rootContainer);
+                        }
+                        else {
+                            render(vnode, rootContainer, isSVG);
+                        }
+                        isMounted = true;
+                        app._container = rootContainer;
+                        rootContainer.__vue_app__ = app;
+                        {
+                            app._instance = vnode.component;
+                            devtoolsInitApp(app, version);
+                        }
+                        return getExposeProxy(vnode.component) || vnode.component.proxy;
+                    }
+                    else {
+                        warn$1(`App has already been mounted.\n` +
+                            `If you want to remount the same app, move your app creation logic ` +
+                            `into a factory function and create fresh app instances for each ` +
+                            `mount - e.g. \`const createMyApp = () => createApp(App)\``);
+                    }
+                },
+                unmount() {
+                    if (isMounted) {
+                        render(null, app._container);
+                        {
+                            app._instance = null;
+                            devtoolsUnmountApp(app);
+                        }
+                        delete app._container.__vue_app__;
+                    }
+                    else {
+                        warn$1(`Cannot unmount an app that is not mounted.`);
+                    }
+                },
+                provide(key, value) {
+                    if (key in context.provides) {
+                        warn$1(`App already provides property with key "${String(key)}". ` +
+                            `It will be overwritten with the new value.`);
+                    }
+                    context.provides[key] = value;
+                    return app;
+                }
+            });
+            return app;
+        };
+    }
+
+    /**
+     * Function for handling a template ref
+     */
+    function setRef(rawRef, oldRawRef, parentSuspense, vnode, isUnmount = false) {
+        if (isArray(rawRef)) {
+            rawRef.forEach((r, i) => setRef(r, oldRawRef && (isArray(oldRawRef) ? oldRawRef[i] : oldRawRef), parentSuspense, vnode, isUnmount));
+            return;
+        }
+        if (isAsyncWrapper(vnode) && !isUnmount) {
+            // when mounting async components, nothing needs to be done,
+            // because the template ref is forwarded to inner component
+            return;
+        }
+        const refValue = vnode.shapeFlag & 4 /* STATEFUL_COMPONENT */
+            ? getExposeProxy(vnode.component) || vnode.component.proxy
+            : vnode.el;
+        const value = isUnmount ? null : refValue;
+        const { i: owner, r: ref } = rawRef;
+        if (!owner) {
+            warn$1(`Missing ref owner context. ref cannot be used on hoisted vnodes. ` +
+                `A vnode with ref must be created inside the render function.`);
+            return;
+        }
+        const oldRef = oldRawRef && oldRawRef.r;
+        const refs = owner.refs === EMPTY_OBJ ? (owner.refs = {}) : owner.refs;
+        const setupState = owner.setupState;
+        // dynamic ref changed. unset old ref
+        if (oldRef != null && oldRef !== ref) {
+            if (isString(oldRef)) {
+                refs[oldRef] = null;
+                if (hasOwn(setupState, oldRef)) {
+                    setupState[oldRef] = null;
+                }
+            }
+            else if (isRef(oldRef)) {
+                oldRef.value = null;
+            }
+        }
+        if (isFunction(ref)) {
+            callWithErrorHandling(ref, owner, 12 /* FUNCTION_REF */, [value, refs]);
+        }
+        else {
+            const _isString = isString(ref);
+            const _isRef = isRef(ref);
+            if (_isString || _isRef) {
+                const doSet = () => {
+                    if (rawRef.f) {
+                        const existing = _isString ? refs[ref] : ref.value;
+                        if (isUnmount) {
+                            isArray(existing) && remove(existing, refValue);
+                        }
+                        else {
+                            if (!isArray(existing)) {
+                                if (_isString) {
+                                    refs[ref] = [refValue];
+                                    if (hasOwn(setupState, ref)) {
+                                        setupState[ref] = refs[ref];
+                                    }
+                                }
+                                else {
+                                    ref.value = [refValue];
+                                    if (rawRef.k)
+                                        refs[rawRef.k] = ref.value;
+                                }
+                            }
+                            else if (!existing.includes(refValue)) {
+                                existing.push(refValue);
+                            }
+                        }
+                    }
+                    else if (_isString) {
+                        refs[ref] = value;
+                        if (hasOwn(setupState, ref)) {
+                            setupState[ref] = value;
+                        }
+                    }
+                    else if (isRef(ref)) {
+                        ref.value = value;
+                        if (rawRef.k)
+                            refs[rawRef.k] = value;
+                    }
+                    else {
+                        warn$1('Invalid template ref type:', ref, `(${typeof ref})`);
+                    }
+                };
+                if (value) {
+                    doSet.id = -1;
+                    queuePostRenderEffect(doSet, parentSuspense);
+                }
+                else {
+                    doSet();
+                }
+            }
+            else {
+                warn$1('Invalid template ref type:', ref, `(${typeof ref})`);
+            }
+        }
+    }
+
+    let hasMismatch = false;
+    const isSVGContainer = (container) => /svg/.test(container.namespaceURI) && container.tagName !== 'foreignObject';
+    const isComment = (node) => node.nodeType === 8 /* COMMENT */;
+    // Note: hydration is DOM-specific
+    // But we have to place it in core due to tight coupling with core - splitting
+    // it out creates a ton of unnecessary complexity.
+    // Hydration also depends on some renderer internal logic which needs to be
+    // passed in via arguments.
+    function createHydrationFunctions(rendererInternals) {
+        const { mt: mountComponent, p: patch, o: { patchProp, createText, nextSibling, parentNode, remove, insert, createComment } } = rendererInternals;
+        const hydrate = (vnode, container) => {
+            if (!container.hasChildNodes()) {
+                warn$1(`Attempting to hydrate existing markup but container is empty. ` +
+                    `Performing full mount instead.`);
+                patch(null, vnode, container);
+                flushPostFlushCbs();
+                return;
+            }
+            hasMismatch = false;
+            hydrateNode(container.firstChild, vnode, null, null, null);
+            flushPostFlushCbs();
+            if (hasMismatch && !false) {
+                // this error should show up in production
+                console.error(`Hydration completed but contains mismatches.`);
+            }
+        };
+        const hydrateNode = (node, vnode, parentComponent, parentSuspense, slotScopeIds, optimized = false) => {
+            const isFragmentStart = isComment(node) && node.data === '[';
+            const onMismatch = () => handleMismatch(node, vnode, parentComponent, parentSuspense, slotScopeIds, isFragmentStart);
+            const { type, ref, shapeFlag, patchFlag } = vnode;
+            const domType = node.nodeType;
+            vnode.el = node;
+            if (patchFlag === -2 /* BAIL */) {
+                optimized = false;
+                vnode.dynamicChildren = null;
+            }
+            let nextNode = null;
+            switch (type) {
+                case Text:
+                    if (domType !== 3 /* TEXT */) {
+                        // #5728 empty text node inside a slot can cause hydration failure
+                        // because the server rendered HTML won't contain a text node
+                        if (vnode.children === '') {
+                            insert((vnode.el = createText('')), parentNode(node), node);
+                            nextNode = node;
+                        }
+                        else {
+                            nextNode = onMismatch();
+                        }
+                    }
+                    else {
+                        if (node.data !== vnode.children) {
+                            hasMismatch = true;
+                            warn$1(`Hydration text mismatch:` +
+                                `\n- Client: ${JSON.stringify(node.data)}` +
+                                `\n- Server: ${JSON.stringify(vnode.children)}`);
+                            node.data = vnode.children;
+                        }
+                        nextNode = nextSibling(node);
+                    }
+                    break;
+                case Comment:
+                    if (domType !== 8 /* COMMENT */ || isFragmentStart) {
+                        nextNode = onMismatch();
+                    }
+                    else {
+                        nextNode = nextSibling(node);
+                    }
+                    break;
+                case Static:
+                    if (domType !== 1 /* ELEMENT */) {
+                        nextNode = onMismatch();
+                    }
+                    else {
+                        // determine anchor, adopt content
+                        nextNode = node;
+                        // if the static vnode has its content stripped during build,
+                        // adopt it from the server-rendered HTML.
+                        const needToAdoptContent = !vnode.children.length;
+                        for (let i = 0; i < vnode.staticCount; i++) {
+                            if (needToAdoptContent)
+                                vnode.children += nextNode.outerHTML;
+                            if (i === vnode.staticCount - 1) {
+                                vnode.anchor = nextNode;
+                            }
+                            nextNode = nextSibling(nextNode);
+                        }
+                        return nextNode;
+                    }
+                    break;
+                case Fragment:
+                    if (!isFragmentStart) {
+                        nextNode = onMismatch();
+                    }
+                    else {
+                        nextNode = hydrateFragment(node, vnode, parentComponent, parentSuspense, slotScopeIds, optimized);
+                    }
+                    break;
+                default:
+                    if (shapeFlag & 1 /* ELEMENT */) {
+                        if (domType !== 1 /* ELEMENT */ ||
+                            vnode.type.toLowerCase() !==
+                            node.tagName.toLowerCase()) {
+                            nextNode = onMismatch();
+                        }
+                        else {
+                            nextNode = hydrateElement(node, vnode, parentComponent, parentSuspense, slotScopeIds, optimized);
+                        }
+                    }
+                    else if (shapeFlag & 6 /* COMPONENT */) {
+                        // when setting up the render effect, if the initial vnode already
+                        // has .el set, the component will perform hydration instead of mount
+                        // on its sub-tree.
+                        vnode.slotScopeIds = slotScopeIds;
+                        const container = parentNode(node);
+                        mountComponent(vnode, container, null, parentComponent, parentSuspense, isSVGContainer(container), optimized);
+                        // component may be async, so in the case of fragments we cannot rely
+                        // on component's rendered output to determine the end of the fragment
+                        // instead, we do a lookahead to find the end anchor node.
+                        nextNode = isFragmentStart
+                            ? locateClosingAsyncAnchor(node)
+                            : nextSibling(node);
+                        // #4293 teleport as component root
+                        if (nextNode &&
+                            isComment(nextNode) &&
+                            nextNode.data === 'teleport end') {
+                            nextNode = nextSibling(nextNode);
+                        }
+                        // #3787
+                        // if component is async, it may get moved / unmounted before its
+                        // inner component is loaded, so we need to give it a placeholder
+                        // vnode that matches its adopted DOM.
+                        if (isAsyncWrapper(vnode)) {
+                            let subTree;
+                            if (isFragmentStart) {
+                                subTree = createVNode(Fragment);
+                                subTree.anchor = nextNode
+                                    ? nextNode.previousSibling
+                                    : container.lastChild;
+                            }
+                            else {
+                                subTree =
+                                    node.nodeType === 3 ? createTextVNode('') : createVNode('div');
+                            }
+                            subTree.el = node;
+                            vnode.component.subTree = subTree;
+                        }
+                    }
+                    else if (shapeFlag & 64 /* TELEPORT */) {
+                        if (domType !== 8 /* COMMENT */) {
+                            nextNode = onMismatch();
+                        }
+                        else {
+                            nextNode = vnode.type.hydrate(node, vnode, parentComponent, parentSuspense, slotScopeIds, optimized, rendererInternals, hydrateChildren);
+                        }
+                    }
+                    else if (shapeFlag & 128 /* SUSPENSE */) {
+                        nextNode = vnode.type.hydrate(node, vnode, parentComponent, parentSuspense, isSVGContainer(parentNode(node)), slotScopeIds, optimized, rendererInternals, hydrateNode);
+                    }
+                    else {
+                        warn$1('Invalid HostVNode type:', type, `(${typeof type})`);
+                    }
+            }
+            if (ref != null) {
+                setRef(ref, null, parentSuspense, vnode);
+            }
+            return nextNode;
+        };
+        const hydrateElement = (el, vnode, parentComponent, parentSuspense, slotScopeIds, optimized) => {
+            optimized = optimized || !!vnode.dynamicChildren;
+            const { type, props, patchFlag, shapeFlag, dirs } = vnode;
+            // #4006 for form elements with non-string v-model value bindings
+            // e.g. <option :value="obj">, <input type="checkbox" :true-value="1">
+            const forcePatchValue = (type === 'input' && dirs) || type === 'option';
+            // skip props & children if this is hoisted static nodes
+            // #5405 in dev, always hydrate children for HMR
+            {
+                if (dirs) {
+                    invokeDirectiveHook(vnode, null, parentComponent, 'created');
+                }
+                // props
+                if (props) {
+                    if (forcePatchValue ||
+                        !optimized ||
+                        patchFlag & (16 /* FULL_PROPS */ | 32 /* HYDRATE_EVENTS */)) {
+                        for (const key in props) {
+                            if ((forcePatchValue && key.endsWith('value')) ||
+                                (isOn(key) && !isReservedProp(key))) {
+                                patchProp(el, key, null, props[key], false, undefined, parentComponent);
+                            }
+                        }
+                    }
+                    else if (props.onClick) {
+                        // Fast path for click listeners (which is most often) to avoid
+                        // iterating through props.
+                        patchProp(el, 'onClick', null, props.onClick, false, undefined, parentComponent);
+                    }
+                }
+                // vnode / directive hooks
+                let vnodeHooks;
+                if ((vnodeHooks = props && props.onVnodeBeforeMount)) {
+                    invokeVNodeHook(vnodeHooks, parentComponent, vnode);
+                }
+                if (dirs) {
+                    invokeDirectiveHook(vnode, null, parentComponent, 'beforeMount');
+                }
+                if ((vnodeHooks = props && props.onVnodeMounted) || dirs) {
+                    queueEffectWithSuspense(() => {
+                        vnodeHooks && invokeVNodeHook(vnodeHooks, parentComponent, vnode);
+                        dirs && invokeDirectiveHook(vnode, null, parentComponent, 'mounted');
+                    }, parentSuspense);
+                }
+                // children
+                if (shapeFlag & 16 /* ARRAY_CHILDREN */ &&
+                    // skip if element has innerHTML / textContent
+                    !(props && (props.innerHTML || props.textContent))) {
+                    let next = hydrateChildren(el.firstChild, vnode, el, parentComponent, parentSuspense, slotScopeIds, optimized);
+                    let hasWarned = false;
+                    while (next) {
+                        hasMismatch = true;
+                        if (!hasWarned) {
+                            warn$1(`Hydration children mismatch in <${vnode.type}>: ` +
+                                `server rendered element contains more child nodes than client vdom.`);
+                            hasWarned = true;
+                        }
+                        // The SSRed DOM contains more nodes than it should. Remove them.
+                        const cur = next;
+                        next = next.nextSibling;
+                        remove(cur);
+                    }
+                }
+                else if (shapeFlag & 8 /* TEXT_CHILDREN */) {
+                    if (el.textContent !== vnode.children) {
+                        hasMismatch = true;
+                        warn$1(`Hydration text content mismatch in <${vnode.type}>:\n` +
+                            `- Client: ${el.textContent}\n` +
+                            `- Server: ${vnode.children}`);
+                        el.textContent = vnode.children;
+                    }
+                }
+            }
+            return el.nextSibling;
+        };
+        const hydrateChildren = (node, parentVNode, container, parentComponent, parentSuspense, slotScopeIds, optimized) => {
+            optimized = optimized || !!parentVNode.dynamicChildren;
+            const children = parentVNode.children;
+            const l = children.length;
+            let hasWarned = false;
+            for (let i = 0; i < l; i++) {
+                const vnode = optimized
+                    ? children[i]
+                    : (children[i] = normalizeVNode(children[i]));
+                if (node) {
+                    node = hydrateNode(node, vnode, parentComponent, parentSuspense, slotScopeIds, optimized);
+                }
+                else if (vnode.type === Text && !vnode.children) {
+                    continue;
+                }
+                else {
+                    hasMismatch = true;
+                    if (!hasWarned) {
+                        warn$1(`Hydration children mismatch in <${container.tagName.toLowerCase()}>: ` +
+                            `server rendered element contains fewer child nodes than client vdom.`);
+                        hasWarned = true;
+                    }
+                    // the SSRed DOM didn't contain enough nodes. Mount the missing ones.
+                    patch(null, vnode, container, null, parentComponent, parentSuspense, isSVGContainer(container), slotScopeIds);
+                }
+            }
+            return node;
+        };
+        const hydrateFragment = (node, vnode, parentComponent, parentSuspense, slotScopeIds, optimized) => {
+            const { slotScopeIds: fragmentSlotScopeIds } = vnode;
+            if (fragmentSlotScopeIds) {
+                slotScopeIds = slotScopeIds
+                    ? slotScopeIds.concat(fragmentSlotScopeIds)
+                    : fragmentSlotScopeIds;
+            }
+            const container = parentNode(node);
+            const next = hydrateChildren(nextSibling(node), vnode, container, parentComponent, parentSuspense, slotScopeIds, optimized);
+            if (next && isComment(next) && next.data === ']') {
+                return nextSibling((vnode.anchor = next));
+            }
+            else {
+                // fragment didn't hydrate successfully, since we didn't get a end anchor
+                // back. This should have led to node/children mismatch warnings.
+                hasMismatch = true;
+                // since the anchor is missing, we need to create one and insert it
+                insert((vnode.anchor = createComment(`]`)), container, next);
+                return next;
+            }
+        };
+        const handleMismatch = (node, vnode, parentComponent, parentSuspense, slotScopeIds, isFragment) => {
+            hasMismatch = true;
+            warn$1(`Hydration node mismatch:\n- Client vnode:`, vnode.type, `\n- Server rendered DOM:`, node, node.nodeType === 3 /* TEXT */
+                ? `(text)`
+                : isComment(node) && node.data === '['
+                    ? `(start of fragment)`
+                    : ``);
+            vnode.el = null;
+            if (isFragment) {
+                // remove excessive fragment nodes
+                const end = locateClosingAsyncAnchor(node);
+                while (true) {
+                    const next = nextSibling(node);
+                    if (next && next !== end) {
+                        remove(next);
+                    }
+                    else {
+                        break;
+                    }
+                }
+            }
+            const next = nextSibling(node);
+            const container = parentNode(node);
+            remove(node);
+            patch(null, vnode, container, next, parentComponent, parentSuspense, isSVGContainer(container), slotScopeIds);
+            return next;
+        };
+        const locateClosingAsyncAnchor = (node) => {
+            let match = 0;
+            while (node) {
+                node = nextSibling(node);
+                if (node && isComment(node)) {
+                    if (node.data === '[')
+                        match++;
+                    if (node.data === ']') {
+                        if (match === 0) {
+                            return nextSibling(node);
+                        }
+                        else {
+                            match--;
+                        }
+                    }
+                }
+            }
+            return node;
+        };
+        return [hydrate, hydrateNode];
+    }
+
+    /* eslint-disable no-restricted-globals */
+    let supported;
+    let perf;
+    function startMeasure(instance, type) {
+        if (instance.appContext.config.performance && isSupported()) {
+            perf.mark(`vue-${type}-${instance.uid}`);
+        }
+        {
+            devtoolsPerfStart(instance, type, isSupported() ? perf.now() : Date.now());
+        }
+    }
+    function endMeasure(instance, type) {
+        if (instance.appContext.config.performance && isSupported()) {
+            const startTag = `vue-${type}-${instance.uid}`;
+            const endTag = startTag + `:end`;
+            perf.mark(endTag);
+            perf.measure(`<${formatComponentName(instance, instance.type)}> ${type}`, startTag, endTag);
+            perf.clearMarks(startTag);
+            perf.clearMarks(endTag);
+        }
+        {
+            devtoolsPerfEnd(instance, type, isSupported() ? perf.now() : Date.now());
+        }
+    }
+    function isSupported() {
+        if (supported !== undefined) {
+            return supported;
+        }
+        if (typeof window !== 'undefined' && window.performance) {
+            supported = true;
+            perf = window.performance;
+        }
+        else {
+            supported = false;
+        }
+        return supported;
+    }
+
+    const queuePostRenderEffect = queueEffectWithSuspense
+    ;
+    /**
+     * The createRenderer function accepts two generic arguments:
+     * HostNode and HostElement, corresponding to Node and Element types in the
+     * host environment. For example, for runtime-dom, HostNode would be the DOM
+     * `Node` interface and HostElement would be the DOM `Element` interface.
+     *
+     * Custom renderers can pass in the platform specific types like this:
+     *
+     * ``` js
+     * const { render, createApp } = createRenderer<Node, Element>({
+     *   patchProp,
+     *   ...nodeOps
+     * })
+     * ```
+     */
+    function createRenderer(options) {
+        return baseCreateRenderer(options);
+    }
+    // Separate API for creating hydration-enabled renderer.
+    // Hydration logic is only used when calling this function, making it
+    // tree-shakable.
+    function createHydrationRenderer(options) {
+        return baseCreateRenderer(options, createHydrationFunctions);
+    }
+    // implementation
+    function baseCreateRenderer(options, createHydrationFns) {
+        const target = getGlobalThis();
+        target.__VUE__ = true;
+        {
+            setDevtoolsHook(target.__VUE_DEVTOOLS_GLOBAL_HOOK__, target);
+        }
+        const { insert: hostInsert, remove: hostRemove, patchProp: hostPatchProp, createElement: hostCreateElement, createText: hostCreateText, createComment: hostCreateComment, setText: hostSetText, setElementText: hostSetElementText, parentNode: hostParentNode, nextSibling: hostNextSibling, setScopeId: hostSetScopeId = NOOP, cloneNode: hostCloneNode, insertStaticContent: hostInsertStaticContent } = options;
+        // Note: functions inside this closure should use `const xxx = () => {}`
+        // style in order to prevent being inlined by minifiers.
+        const patch = (n1, n2, container, anchor = null, parentComponent = null, parentSuspense = null, isSVG = false, slotScopeIds = null, optimized = isHmrUpdating ? false : !!n2.dynamicChildren) => {
+            if (n1 === n2) {
+                return;
+            }
+            // patching & not same type, unmount old tree
+            if (n1 && !isSameVNodeType(n1, n2)) {
+                anchor = getNextHostNode(n1);
+                unmount(n1, parentComponent, parentSuspense, true);
+                n1 = null;
+            }
+            if (n2.patchFlag === -2 /* BAIL */) {
+                optimized = false;
+                n2.dynamicChildren = null;
+            }
+            const { type, ref, shapeFlag } = n2;
+            switch (type) {
+                case Text:
+                    processText(n1, n2, container, anchor);
+                    break;
+                case Comment:
+                    processCommentNode(n1, n2, container, anchor);
+                    break;
+                case Static:
+                    if (n1 == null) {
+                        mountStaticNode(n2, container, anchor, isSVG);
+                    }
+                    else {
+                        patchStaticNode(n1, n2, container, isSVG);
+                    }
+                    break;
+                case Fragment:
+                    processFragment(n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    break;
+                default:
+                    if (shapeFlag & 1 /* ELEMENT */) {
+                        processElement(n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    }
+                    else if (shapeFlag & 6 /* COMPONENT */) {
+                        processComponent(n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    }
+                    else if (shapeFlag & 64 /* TELEPORT */) {
+                        type.process(n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized, internals);
+                    }
+                    else if (shapeFlag & 128 /* SUSPENSE */) {
+                        type.process(n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized, internals);
+                    }
+                    else {
+                        warn$1('Invalid VNode type:', type, `(${typeof type})`);
+                    }
+            }
+            // set ref
+            if (ref != null && parentComponent) {
+                setRef(ref, n1 && n1.ref, parentSuspense, n2 || n1, !n2);
+            }
+        };
+        const processText = (n1, n2, container, anchor) => {
+            if (n1 == null) {
+                hostInsert((n2.el = hostCreateText(n2.children)), container, anchor);
+            }
+            else {
+                const el = (n2.el = n1.el);
+                if (n2.children !== n1.children) {
+                    hostSetText(el, n2.children);
+                }
+            }
+        };
+        const processCommentNode = (n1, n2, container, anchor) => {
+            if (n1 == null) {
+                hostInsert((n2.el = hostCreateComment(n2.children || '')), container, anchor);
+            }
+            else {
+                // there's no support for dynamic comments
+                n2.el = n1.el;
+            }
+        };
+        const mountStaticNode = (n2, container, anchor, isSVG) => {
+            [n2.el, n2.anchor] = hostInsertStaticContent(n2.children, container, anchor, isSVG, n2.el, n2.anchor);
+        };
+        /**
+         * Dev / HMR only
+         */
+        const patchStaticNode = (n1, n2, container, isSVG) => {
+            // static nodes are only patched during dev for HMR
+            if (n2.children !== n1.children) {
+                const anchor = hostNextSibling(n1.anchor);
+                // remove existing
+                removeStaticNode(n1);
+                [n2.el, n2.anchor] = hostInsertStaticContent(n2.children, container, anchor, isSVG);
+            }
+            else {
+                n2.el = n1.el;
+                n2.anchor = n1.anchor;
+            }
+        };
+        const moveStaticNode = ({ el, anchor }, container, nextSibling) => {
+            let next;
+            while (el && el !== anchor) {
+                next = hostNextSibling(el);
+                hostInsert(el, container, nextSibling);
+                el = next;
+            }
+            hostInsert(anchor, container, nextSibling);
+        };
+        const removeStaticNode = ({ el, anchor }) => {
+            let next;
+            while (el && el !== anchor) {
+                next = hostNextSibling(el);
+                hostRemove(el);
+                el = next;
+            }
+            hostRemove(anchor);
+        };
+        const processElement = (n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized) => {
+            isSVG = isSVG || n2.type === 'svg';
+            if (n1 == null) {
+                mountElement(n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+            }
+            else {
+                patchElement(n1, n2, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+            }
+        };
+        const mountElement = (vnode, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized) => {
+            let el;
+            let vnodeHook;
+            const { type, props, shapeFlag, transition, patchFlag, dirs } = vnode;
+            {
+                el = vnode.el = hostCreateElement(vnode.type, isSVG, props && props.is, props);
+                // mount children first, since some props may rely on child content
+                // being already rendered, e.g. `<select value>`
+                if (shapeFlag & 8 /* TEXT_CHILDREN */) {
+                    hostSetElementText(el, vnode.children);
+                }
+                else if (shapeFlag & 16 /* ARRAY_CHILDREN */) {
+                    mountChildren(vnode.children, el, null, parentComponent, parentSuspense, isSVG && type !== 'foreignObject', slotScopeIds, optimized);
+                }
+                if (dirs) {
+                    invokeDirectiveHook(vnode, null, parentComponent, 'created');
+                }
+                // props
+                if (props) {
+                    for (const key in props) {
+                        if (key !== 'value' && !isReservedProp(key)) {
+                            hostPatchProp(el, key, null, props[key], isSVG, vnode.children, parentComponent, parentSuspense, unmountChildren);
+                        }
+                    }
+                    /**
+                     * Special case for setting value on DOM elements:
+                     * - it can be order-sensitive (e.g. should be set *after* min/max, #2325, #4024)
+                     * - it needs to be forced (#1471)
+                     * #2353 proposes adding another renderer option to configure this, but
+                     * the properties affects are so finite it is worth special casing it
+                     * here to reduce the complexity. (Special casing it also should not
+                     * affect non-DOM renderers)
+                     */
+                    if ('value' in props) {
+                        hostPatchProp(el, 'value', null, props.value);
+                    }
+                    if ((vnodeHook = props.onVnodeBeforeMount)) {
+                        invokeVNodeHook(vnodeHook, parentComponent, vnode);
+                    }
+                }
+                // scopeId
+                setScopeId(el, vnode, vnode.scopeId, slotScopeIds, parentComponent);
+            }
+            {
+                Object.defineProperty(el, '__vnode', {
+                    value: vnode,
+                    enumerable: false
+                });
+                Object.defineProperty(el, '__vueParentComponent', {
+                    value: parentComponent,
+                    enumerable: false
+                });
+            }
+            if (dirs) {
+                invokeDirectiveHook(vnode, null, parentComponent, 'beforeMount');
+            }
+            // #1583 For inside suspense + suspense not resolved case, enter hook should call when suspense resolved
+            // #1689 For inside suspense + suspense resolved case, just call it
+            const needCallTransitionHooks = (!parentSuspense || (parentSuspense && !parentSuspense.pendingBranch)) &&
+                transition &&
+                !transition.persisted;
+            if (needCallTransitionHooks) {
+                transition.beforeEnter(el);
+            }
+            hostInsert(el, container, anchor);
+            if ((vnodeHook = props && props.onVnodeMounted) ||
+                needCallTransitionHooks ||
+                dirs) {
+                queuePostRenderEffect(() => {
+                    vnodeHook && invokeVNodeHook(vnodeHook, parentComponent, vnode);
+                    needCallTransitionHooks && transition.enter(el);
+                    dirs && invokeDirectiveHook(vnode, null, parentComponent, 'mounted');
+                }, parentSuspense);
+            }
+        };
+        const setScopeId = (el, vnode, scopeId, slotScopeIds, parentComponent) => {
+            if (scopeId) {
+                hostSetScopeId(el, scopeId);
+            }
+            if (slotScopeIds) {
+                for (let i = 0; i < slotScopeIds.length; i++) {
+                    hostSetScopeId(el, slotScopeIds[i]);
+                }
+            }
+            if (parentComponent) {
+                let subTree = parentComponent.subTree;
+                if (subTree.patchFlag > 0 &&
+                    subTree.patchFlag & 2048 /* DEV_ROOT_FRAGMENT */) {
+                    subTree =
+                        filterSingleRoot(subTree.children) || subTree;
+                }
+                if (vnode === subTree) {
+                    const parentVNode = parentComponent.vnode;
+                    setScopeId(el, parentVNode, parentVNode.scopeId, parentVNode.slotScopeIds, parentComponent.parent);
+                }
+            }
+        };
+        const mountChildren = (children, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized, start = 0) => {
+            for (let i = start; i < children.length; i++) {
+                const child = (children[i] = optimized
+                    ? cloneIfMounted(children[i])
+                    : normalizeVNode(children[i]));
+                patch(null, child, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+            }
+        };
+        const patchElement = (n1, n2, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized) => {
+            const el = (n2.el = n1.el);
+            let { patchFlag, dynamicChildren, dirs } = n2;
+            // #1426 take the old vnode's patch flag into account since user may clone a
+            // compiler-generated vnode, which de-opts to FULL_PROPS
+            patchFlag |= n1.patchFlag & 16 /* FULL_PROPS */;
+            const oldProps = n1.props || EMPTY_OBJ;
+            const newProps = n2.props || EMPTY_OBJ;
+            let vnodeHook;
+            // disable recurse in beforeUpdate hooks
+            parentComponent && toggleRecurse(parentComponent, false);
+            if ((vnodeHook = newProps.onVnodeBeforeUpdate)) {
+                invokeVNodeHook(vnodeHook, parentComponent, n2, n1);
+            }
+            if (dirs) {
+                invokeDirectiveHook(n2, n1, parentComponent, 'beforeUpdate');
+            }
+            parentComponent && toggleRecurse(parentComponent, true);
+            if (isHmrUpdating) {
+                // HMR updated, force full diff
+                patchFlag = 0;
+                optimized = false;
+                dynamicChildren = null;
+            }
+            const areChildrenSVG = isSVG && n2.type !== 'foreignObject';
+            if (dynamicChildren) {
+                patchBlockChildren(n1.dynamicChildren, dynamicChildren, el, parentComponent, parentSuspense, areChildrenSVG, slotScopeIds);
+                if (parentComponent && parentComponent.type.__hmrId) {
+                    traverseStaticChildren(n1, n2);
+                }
+            }
+            else if (!optimized) {
+                // full diff
+                patchChildren(n1, n2, el, null, parentComponent, parentSuspense, areChildrenSVG, slotScopeIds, false);
+            }
+            if (patchFlag > 0) {
+                // the presence of a patchFlag means this element's render code was
+                // generated by the compiler and can take the fast path.
+                // in this path old node and new node are guaranteed to have the same shape
+                // (i.e. at the exact same position in the source template)
+                if (patchFlag & 16 /* FULL_PROPS */) {
+                    // element props contain dynamic keys, full diff needed
+                    patchProps(el, n2, oldProps, newProps, parentComponent, parentSuspense, isSVG);
+                }
+                else {
+                    // class
+                    // this flag is matched when the element has dynamic class bindings.
+                    if (patchFlag & 2 /* CLASS */) {
+                        if (oldProps.class !== newProps.class) {
+                            hostPatchProp(el, 'class', null, newProps.class, isSVG);
+                        }
+                    }
+                    // style
+                    // this flag is matched when the element has dynamic style bindings
+                    if (patchFlag & 4 /* STYLE */) {
+                        hostPatchProp(el, 'style', oldProps.style, newProps.style, isSVG);
+                    }
+                    // props
+                    // This flag is matched when the element has dynamic prop/attr bindings
+                    // other than class and style. The keys of dynamic prop/attrs are saved for
+                    // faster iteration.
+                    // Note dynamic keys like :[foo]="bar" will cause this optimization to
+                    // bail out and go through a full diff because we need to unset the old key
+                    if (patchFlag & 8 /* PROPS */) {
+                        // if the flag is present then dynamicProps must be non-null
+                        const propsToUpdate = n2.dynamicProps;
+                        for (let i = 0; i < propsToUpdate.length; i++) {
+                            const key = propsToUpdate[i];
+                            const prev = oldProps[key];
+                            const next = newProps[key];
+                            // #1471 force patch value
+                            if (next !== prev || key === 'value') {
+                                hostPatchProp(el, key, prev, next, isSVG, n1.children, parentComponent, parentSuspense, unmountChildren);
+                            }
+                        }
+                    }
+                }
+                // text
+                // This flag is matched when the element has only dynamic text children.
+                if (patchFlag & 1 /* TEXT */) {
+                    if (n1.children !== n2.children) {
+                        hostSetElementText(el, n2.children);
+                    }
+                }
+            }
+            else if (!optimized && dynamicChildren == null) {
+                // unoptimized, full diff
+                patchProps(el, n2, oldProps, newProps, parentComponent, parentSuspense, isSVG);
+            }
+            if ((vnodeHook = newProps.onVnodeUpdated) || dirs) {
+                queuePostRenderEffect(() => {
+                    vnodeHook && invokeVNodeHook(vnodeHook, parentComponent, n2, n1);
+                    dirs && invokeDirectiveHook(n2, n1, parentComponent, 'updated');
+                }, parentSuspense);
+            }
+        };
+        // The fast path for blocks.
+        const patchBlockChildren = (oldChildren, newChildren, fallbackContainer, parentComponent, parentSuspense, isSVG, slotScopeIds) => {
+            for (let i = 0; i < newChildren.length; i++) {
+                const oldVNode = oldChildren[i];
+                const newVNode = newChildren[i];
+                // Determine the container (parent element) for the patch.
+                const container =
+                    // oldVNode may be an errored async setup() component inside Suspense
+                    // which will not have a mounted element
+                    oldVNode.el &&
+                    // - In the case of a Fragment, we need to provide the actual parent
+                    // of the Fragment itself so it can move its children.
+                    (oldVNode.type === Fragment ||
+                        // - In the case of different nodes, there is going to be a replacement
+                        // which also requires the correct parent container
+                        !isSameVNodeType(oldVNode, newVNode) ||
+                        // - In the case of a component, it could contain anything.
+                        oldVNode.shapeFlag & (6 /* COMPONENT */ | 64 /* TELEPORT */))
+                        ? hostParentNode(oldVNode.el)
+                        : // In other cases, the parent container is not actually used so we
+                        // just pass the block element here to avoid a DOM parentNode call.
+                        fallbackContainer;
+                patch(oldVNode, newVNode, container, null, parentComponent, parentSuspense, isSVG, slotScopeIds, true);
+            }
+        };
+        const patchProps = (el, vnode, oldProps, newProps, parentComponent, parentSuspense, isSVG) => {
+            if (oldProps !== newProps) {
+                for (const key in newProps) {
+                    // empty string is not valid prop
+                    if (isReservedProp(key))
+                        continue;
+                    const next = newProps[key];
+                    const prev = oldProps[key];
+                    // defer patching value
+                    if (next !== prev && key !== 'value') {
+                        hostPatchProp(el, key, prev, next, isSVG, vnode.children, parentComponent, parentSuspense, unmountChildren);
+                    }
+                }
+                if (oldProps !== EMPTY_OBJ) {
+                    for (const key in oldProps) {
+                        if (!isReservedProp(key) && !(key in newProps)) {
+                            hostPatchProp(el, key, oldProps[key], null, isSVG, vnode.children, parentComponent, parentSuspense, unmountChildren);
+                        }
+                    }
+                }
+                if ('value' in newProps) {
+                    hostPatchProp(el, 'value', oldProps.value, newProps.value);
+                }
+            }
+        };
+        const processFragment = (n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized) => {
+            const fragmentStartAnchor = (n2.el = n1 ? n1.el : hostCreateText(''));
+            const fragmentEndAnchor = (n2.anchor = n1 ? n1.anchor : hostCreateText(''));
+            let { patchFlag, dynamicChildren, slotScopeIds: fragmentSlotScopeIds } = n2;
+            if (// #5523 dev root fragment may inherit directives
+                (isHmrUpdating || patchFlag & 2048 /* DEV_ROOT_FRAGMENT */)) {
+                // HMR updated / Dev root fragment (w/ comments), force full diff
+                patchFlag = 0;
+                optimized = false;
+                dynamicChildren = null;
+            }
+            // check if this is a slot fragment with :slotted scope ids
+            if (fragmentSlotScopeIds) {
+                slotScopeIds = slotScopeIds
+                    ? slotScopeIds.concat(fragmentSlotScopeIds)
+                    : fragmentSlotScopeIds;
+            }
+            if (n1 == null) {
+                hostInsert(fragmentStartAnchor, container, anchor);
+                hostInsert(fragmentEndAnchor, container, anchor);
+                // a fragment can only have array children
+                // since they are either generated by the compiler, or implicitly created
+                // from arrays.
+                mountChildren(n2.children, container, fragmentEndAnchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+            }
+            else {
+                if (patchFlag > 0 &&
+                    patchFlag & 64 /* STABLE_FRAGMENT */ &&
+                    dynamicChildren &&
+                    // #2715 the previous fragment could've been a BAILed one as a result
+                    // of renderSlot() with no valid children
+                    n1.dynamicChildren) {
+                    // a stable fragment (template root or <template v-for>) doesn't need to
+                    // patch children order, but it may contain dynamicChildren.
+                    patchBlockChildren(n1.dynamicChildren, dynamicChildren, container, parentComponent, parentSuspense, isSVG, slotScopeIds);
+                    if (parentComponent && parentComponent.type.__hmrId) {
+                        traverseStaticChildren(n1, n2);
+                    }
+                    else if (
+                        // #2080 if the stable fragment has a key, it's a <template v-for> that may
+                        //  get moved around. Make sure all root level vnodes inherit el.
+                        // #2134 or if it's a component root, it may also get moved around
+                        // as the component is being moved.
+                        n2.key != null ||
+                        (parentComponent && n2 === parentComponent.subTree)) {
+                        traverseStaticChildren(n1, n2, true /* shallow */);
+                    }
+                }
+                else {
+                    // keyed / unkeyed, or manual fragments.
+                    // for keyed & unkeyed, since they are compiler generated from v-for,
+                    // each child is guaranteed to be a block so the fragment will never
+                    // have dynamicChildren.
+                    patchChildren(n1, n2, container, fragmentEndAnchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                }
+            }
+        };
+        const processComponent = (n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized) => {
+            n2.slotScopeIds = slotScopeIds;
+            if (n1 == null) {
+                if (n2.shapeFlag & 512 /* COMPONENT_KEPT_ALIVE */) {
+                    parentComponent.ctx.activate(n2, container, anchor, isSVG, optimized);
+                }
+                else {
+                    mountComponent(n2, container, anchor, parentComponent, parentSuspense, isSVG, optimized);
+                }
+            }
+            else {
+                updateComponent(n1, n2, optimized);
+            }
+        };
+        const mountComponent = (initialVNode, container, anchor, parentComponent, parentSuspense, isSVG, optimized) => {
+            const instance = (initialVNode.component = createComponentInstance(initialVNode, parentComponent, parentSuspense));
+            if (instance.type.__hmrId) {
+                registerHMR(instance);
+            }
+            {
+                pushWarningContext(initialVNode);
+                startMeasure(instance, `mount`);
+            }
+            // inject renderer internals for keepAlive
+            if (isKeepAlive(initialVNode)) {
+                instance.ctx.renderer = internals;
+            }
+            // resolve props and slots for setup context
+            {
+                {
+                    startMeasure(instance, `init`);
+                }
+                setupComponent(instance);
+                {
+                    endMeasure(instance, `init`);
+                }
+            }
+            // setup() is async. This component relies on async logic to be resolved
+            // before proceeding
+            if (instance.asyncDep) {
+                parentSuspense && parentSuspense.registerDep(instance, setupRenderEffect);
+                // Give it a placeholder if this is not hydration
+                // TODO handle self-defined fallback
+                if (!initialVNode.el) {
+                    const placeholder = (instance.subTree = createVNode(Comment));
+                    processCommentNode(null, placeholder, container, anchor);
+                }
+                return;
+            }
+            setupRenderEffect(instance, initialVNode, container, anchor, parentSuspense, isSVG, optimized);
+            {
+                popWarningContext();
+                endMeasure(instance, `mount`);
+            }
+        };
+        const updateComponent = (n1, n2, optimized) => {
+            const instance = (n2.component = n1.component);
+            if (shouldUpdateComponent(n1, n2, optimized)) {
+                if (instance.asyncDep &&
+                    !instance.asyncResolved) {
+                    // async & still pending - just update props and slots
+                    // since the component's reactive effect for render isn't set-up yet
+                    {
+                        pushWarningContext(n2);
+                    }
+                    updateComponentPreRender(instance, n2, optimized);
+                    {
+                        popWarningContext();
+                    }
+                    return;
+                }
+                else {
+                    // normal update
+                    instance.next = n2;
+                    // in case the child component is also queued, remove it to avoid
+                    // double updating the same child component in the same flush.
+                    invalidateJob(instance.update);
+                    // instance.update is the reactive effect.
+                    instance.update();
+                }
+            }
+            else {
+                // no update needed. just copy over properties
+                n2.el = n1.el;
+                instance.vnode = n2;
+            }
+        };
+        const setupRenderEffect = (instance, initialVNode, container, anchor, parentSuspense, isSVG, optimized) => {
+            const componentUpdateFn = () => {
+                if (!instance.isMounted) {
+                    let vnodeHook;
+                    const { el, props } = initialVNode;
+                    const { bm, m, parent } = instance;
+                    const isAsyncWrapperVNode = isAsyncWrapper(initialVNode);
+                    toggleRecurse(instance, false);
+                    // beforeMount hook
+                    if (bm) {
+                        invokeArrayFns(bm);
+                    }
+                    // onVnodeBeforeMount
+                    if (!isAsyncWrapperVNode &&
+                        (vnodeHook = props && props.onVnodeBeforeMount)) {
+                        invokeVNodeHook(vnodeHook, parent, initialVNode);
+                    }
+                    toggleRecurse(instance, true);
+                    if (el && hydrateNode) {
+                        // vnode has adopted host node - perform hydration instead of mount.
+                        const hydrateSubTree = () => {
+                            {
+                                startMeasure(instance, `render`);
+                            }
+                            instance.subTree = renderComponentRoot(instance);
+                            {
+                                endMeasure(instance, `render`);
+                            }
+                            {
+                                startMeasure(instance, `hydrate`);
+                            }
+                            hydrateNode(el, instance.subTree, instance, parentSuspense, null);
+                            {
+                                endMeasure(instance, `hydrate`);
+                            }
+                        };
+                        if (isAsyncWrapperVNode) {
+                            initialVNode.type.__asyncLoader().then(
+                                // note: we are moving the render call into an async callback,
+                                // which means it won't track dependencies - but it's ok because
+                                // a server-rendered async wrapper is already in resolved state
+                                // and it will never need to change.
+                                () => !instance.isUnmounted && hydrateSubTree());
+                        }
+                        else {
+                            hydrateSubTree();
+                        }
+                    }
+                    else {
+                        {
+                            startMeasure(instance, `render`);
+                        }
+                        const subTree = (instance.subTree = renderComponentRoot(instance));
+                        {
+                            endMeasure(instance, `render`);
+                        }
+                        {
+                            startMeasure(instance, `patch`);
+                        }
+                        patch(null, subTree, container, anchor, instance, parentSuspense, isSVG);
+                        {
+                            endMeasure(instance, `patch`);
+                        }
+                        initialVNode.el = subTree.el;
+                    }
+                    // mounted hook
+                    if (m) {
+                        queuePostRenderEffect(m, parentSuspense);
+                    }
+                    // onVnodeMounted
+                    if (!isAsyncWrapperVNode &&
+                        (vnodeHook = props && props.onVnodeMounted)) {
+                        const scopedInitialVNode = initialVNode;
+                        queuePostRenderEffect(() => invokeVNodeHook(vnodeHook, parent, scopedInitialVNode), parentSuspense);
+                    }
+                    // activated hook for keep-alive roots.
+                    // #1742 activated hook must be accessed after first render
+                    // since the hook may be injected by a child keep-alive
+                    if (initialVNode.shapeFlag & 256 /* COMPONENT_SHOULD_KEEP_ALIVE */ ||
+                        (parent &&
+                            isAsyncWrapper(parent.vnode) &&
+                            parent.vnode.shapeFlag & 256 /* COMPONENT_SHOULD_KEEP_ALIVE */)) {
+                        instance.a && queuePostRenderEffect(instance.a, parentSuspense);
+                    }
+                    instance.isMounted = true;
+                    {
+                        devtoolsComponentAdded(instance);
+                    }
+                    // #2458: deference mount-only object parameters to prevent memleaks
+                    initialVNode = container = anchor = null;
+                }
+                else {
+                    // updateComponent
+                    // This is triggered by mutation of component's own state (next: null)
+                    // OR parent calling processComponent (next: VNode)
+                    let { next, bu, u, parent, vnode } = instance;
+                    let originNext = next;
+                    let vnodeHook;
+                    {
+                        pushWarningContext(next || instance.vnode);
+                    }
+                    // Disallow component effect recursion during pre-lifecycle hooks.
+                    toggleRecurse(instance, false);
+                    if (next) {
+                        next.el = vnode.el;
+                        updateComponentPreRender(instance, next, optimized);
+                    }
+                    else {
+                        next = vnode;
+                    }
+                    // beforeUpdate hook
+                    if (bu) {
+                        invokeArrayFns(bu);
+                    }
+                    // onVnodeBeforeUpdate
+                    if ((vnodeHook = next.props && next.props.onVnodeBeforeUpdate)) {
+                        invokeVNodeHook(vnodeHook, parent, next, vnode);
+                    }
+                    toggleRecurse(instance, true);
+                    // render
+                    {
+                        startMeasure(instance, `render`);
+                    }
+                    const nextTree = renderComponentRoot(instance);
+                    {
+                        endMeasure(instance, `render`);
+                    }
+                    const prevTree = instance.subTree;
+                    instance.subTree = nextTree;
+                    {
+                        startMeasure(instance, `patch`);
+                    }
+                    patch(prevTree, nextTree,
+                        // parent may have changed if it's in a teleport
+                        hostParentNode(prevTree.el),
+                        // anchor may have changed if it's in a fragment
+                        getNextHostNode(prevTree), instance, parentSuspense, isSVG);
+                    {
+                        endMeasure(instance, `patch`);
+                    }
+                    next.el = nextTree.el;
+                    if (originNext === null) {
+                        // self-triggered update. In case of HOC, update parent component
+                        // vnode el. HOC is indicated by parent instance's subTree pointing
+                        // to child component's vnode
+                        updateHOCHostEl(instance, nextTree.el);
+                    }
+                    // updated hook
+                    if (u) {
+                        queuePostRenderEffect(u, parentSuspense);
+                    }
+                    // onVnodeUpdated
+                    if ((vnodeHook = next.props && next.props.onVnodeUpdated)) {
+                        queuePostRenderEffect(() => invokeVNodeHook(vnodeHook, parent, next, vnode), parentSuspense);
+                    }
+                    {
+                        devtoolsComponentUpdated(instance);
+                    }
+                    {
+                        popWarningContext();
+                    }
+                }
+            };
+            // create reactive effect for rendering
+            const effect = (instance.effect = new ReactiveEffect(componentUpdateFn, () => queueJob(update), instance.scope // track it in component's effect scope
+            ));
+            const update = (instance.update = () => effect.run());
+            update.id = instance.uid;
+            // allowRecurse
+            // #1801, #2043 component render effects should allow recursive updates
+            toggleRecurse(instance, true);
+            {
+                effect.onTrack = instance.rtc
+                    ? e => invokeArrayFns(instance.rtc, e)
+                    : void 0;
+                effect.onTrigger = instance.rtg
+                    ? e => invokeArrayFns(instance.rtg, e)
+                    : void 0;
+                update.ownerInstance = instance;
+            }
+            update();
+        };
+        const updateComponentPreRender = (instance, nextVNode, optimized) => {
+            nextVNode.component = instance;
+            const prevProps = instance.vnode.props;
+            instance.vnode = nextVNode;
+            instance.next = null;
+            updateProps(instance, nextVNode.props, prevProps, optimized);
+            updateSlots(instance, nextVNode.children, optimized);
+            pauseTracking();
+            // props update may have triggered pre-flush watchers.
+            // flush them before the render update.
+            flushPreFlushCbs(undefined, instance.update);
+            resetTracking();
+        };
+        const patchChildren = (n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized = false) => {
+            const c1 = n1 && n1.children;
+            const prevShapeFlag = n1 ? n1.shapeFlag : 0;
+            const c2 = n2.children;
+            const { patchFlag, shapeFlag } = n2;
+            // fast path
+            if (patchFlag > 0) {
+                if (patchFlag & 128 /* KEYED_FRAGMENT */) {
+                    // this could be either fully-keyed or mixed (some keyed some not)
+                    // presence of patchFlag means children are guaranteed to be arrays
+                    patchKeyedChildren(c1, c2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    return;
+                }
+                else if (patchFlag & 256 /* UNKEYED_FRAGMENT */) {
+                    // unkeyed
+                    patchUnkeyedChildren(c1, c2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    return;
+                }
+            }
+            // children has 3 possibilities: text, array or no children.
+            if (shapeFlag & 8 /* TEXT_CHILDREN */) {
+                // text children fast path
+                if (prevShapeFlag & 16 /* ARRAY_CHILDREN */) {
+                    unmountChildren(c1, parentComponent, parentSuspense);
+                }
+                if (c2 !== c1) {
+                    hostSetElementText(container, c2);
+                }
+            }
+            else {
+                if (prevShapeFlag & 16 /* ARRAY_CHILDREN */) {
+                    // prev children was array
+                    if (shapeFlag & 16 /* ARRAY_CHILDREN */) {
+                        // two arrays, cannot assume anything, do full diff
+                        patchKeyedChildren(c1, c2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    }
+                    else {
+                        // no new children, just unmount old
+                        unmountChildren(c1, parentComponent, parentSuspense, true);
+                    }
+                }
+                else {
+                    // prev children was text OR null
+                    // new children is array OR null
+                    if (prevShapeFlag & 8 /* TEXT_CHILDREN */) {
+                        hostSetElementText(container, '');
+                    }
+                    // mount new if array
+                    if (shapeFlag & 16 /* ARRAY_CHILDREN */) {
+                        mountChildren(c2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    }
+                }
+            }
+        };
+        const patchUnkeyedChildren = (c1, c2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized) => {
+            c1 = c1 || EMPTY_ARR;
+            c2 = c2 || EMPTY_ARR;
+            const oldLength = c1.length;
+            const newLength = c2.length;
+            const commonLength = Math.min(oldLength, newLength);
+            let i;
+            for (i = 0; i < commonLength; i++) {
+                const nextChild = (c2[i] = optimized
+                    ? cloneIfMounted(c2[i])
+                    : normalizeVNode(c2[i]));
+                patch(c1[i], nextChild, container, null, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+            }
+            if (oldLength > newLength) {
+                // remove old
+                unmountChildren(c1, parentComponent, parentSuspense, true, false, commonLength);
+            }
+            else {
+                // mount new
+                mountChildren(c2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized, commonLength);
+            }
+        };
+        // can be all-keyed or mixed
+        const patchKeyedChildren = (c1, c2, container, parentAnchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized) => {
+            let i = 0;
+            const l2 = c2.length;
+            let e1 = c1.length - 1; // prev ending index
+            let e2 = l2 - 1; // next ending index
+            // 1. sync from start
+            // (a b) c
+            // (a b) d e
+            while (i <= e1 && i <= e2) {
+                const n1 = c1[i];
+                const n2 = (c2[i] = optimized
+                    ? cloneIfMounted(c2[i])
+                    : normalizeVNode(c2[i]));
+                if (isSameVNodeType(n1, n2)) {
+                    patch(n1, n2, container, null, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                }
+                else {
+                    break;
+                }
+                i++;
+            }
+            // 2. sync from end
+            // a (b c)
+            // d e (b c)
+            while (i <= e1 && i <= e2) {
+                const n1 = c1[e1];
+                const n2 = (c2[e2] = optimized
+                    ? cloneIfMounted(c2[e2])
+                    : normalizeVNode(c2[e2]));
+                if (isSameVNodeType(n1, n2)) {
+                    patch(n1, n2, container, null, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                }
+                else {
+                    break;
+                }
+                e1--;
+                e2--;
+            }
+            // 3. common sequence + mount
+            // (a b)
+            // (a b) c
+            // i = 2, e1 = 1, e2 = 2
+            // (a b)
+            // c (a b)
+            // i = 0, e1 = -1, e2 = 0
+            if (i > e1) {
+                if (i <= e2) {
+                    const nextPos = e2 + 1;
+                    const anchor = nextPos < l2 ? c2[nextPos].el : parentAnchor;
+                    while (i <= e2) {
+                        patch(null, (c2[i] = optimized
+                            ? cloneIfMounted(c2[i])
+                            : normalizeVNode(c2[i])), container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                        i++;
+                    }
+                }
+            }
+                // 4. common sequence + unmount
+                // (a b) c
+                // (a b)
+                // i = 2, e1 = 2, e2 = 1
+                // a (b c)
+                // (b c)
+            // i = 0, e1 = 0, e2 = -1
+            else if (i > e2) {
+                while (i <= e1) {
+                    unmount(c1[i], parentComponent, parentSuspense, true);
+                    i++;
+                }
+            }
+                // 5. unknown sequence
+                // [i ... e1 + 1]: a b [c d e] f g
+                // [i ... e2 + 1]: a b [e d c h] f g
+            // i = 2, e1 = 4, e2 = 5
+            else {
+                const s1 = i; // prev starting index
+                const s2 = i; // next starting index
+                // 5.1 build key:index map for newChildren
+                const keyToNewIndexMap = new Map();
+                for (i = s2; i <= e2; i++) {
+                    const nextChild = (c2[i] = optimized
+                        ? cloneIfMounted(c2[i])
+                        : normalizeVNode(c2[i]));
+                    if (nextChild.key != null) {
+                        if (keyToNewIndexMap.has(nextChild.key)) {
+                            warn$1(`Duplicate keys found during update:`, JSON.stringify(nextChild.key), `Make sure keys are unique.`);
+                        }
+                        keyToNewIndexMap.set(nextChild.key, i);
+                    }
+                }
+                // 5.2 loop through old children left to be patched and try to patch
+                // matching nodes & remove nodes that are no longer present
+                let j;
+                let patched = 0;
+                const toBePatched = e2 - s2 + 1;
+                let moved = false;
+                // used to track whether any node has moved
+                let maxNewIndexSoFar = 0;
+                // works as Map<newIndex, oldIndex>
+                // Note that oldIndex is offset by +1
+                // and oldIndex = 0 is a special value indicating the new node has
+                // no corresponding old node.
+                // used for determining longest stable subsequence
+                const newIndexToOldIndexMap = new Array(toBePatched);
+                for (i = 0; i < toBePatched; i++)
+                    newIndexToOldIndexMap[i] = 0;
+                for (i = s1; i <= e1; i++) {
+                    const prevChild = c1[i];
+                    if (patched >= toBePatched) {
+                        // all new children have been patched so this can only be a removal
+                        unmount(prevChild, parentComponent, parentSuspense, true);
+                        continue;
+                    }
+                    let newIndex;
+                    if (prevChild.key != null) {
+                        newIndex = keyToNewIndexMap.get(prevChild.key);
+                    }
+                    else {
+                        // key-less node, try to locate a key-less node of the same type
+                        for (j = s2; j <= e2; j++) {
+                            if (newIndexToOldIndexMap[j - s2] === 0 &&
+                                isSameVNodeType(prevChild, c2[j])) {
+                                newIndex = j;
+                                break;
+                            }
+                        }
+                    }
+                    if (newIndex === undefined) {
+                        unmount(prevChild, parentComponent, parentSuspense, true);
+                    }
+                    else {
+                        newIndexToOldIndexMap[newIndex - s2] = i + 1;
+                        if (newIndex >= maxNewIndexSoFar) {
+                            maxNewIndexSoFar = newIndex;
+                        }
+                        else {
+                            moved = true;
+                        }
+                        patch(prevChild, c2[newIndex], container, null, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                        patched++;
+                    }
+                }
+                // 5.3 move and mount
+                // generate longest stable subsequence only when nodes have moved
+                const increasingNewIndexSequence = moved
+                    ? getSequence(newIndexToOldIndexMap)
+                    : EMPTY_ARR;
+                j = increasingNewIndexSequence.length - 1;
+                // looping backwards so that we can use last patched node as anchor
+                for (i = toBePatched - 1; i >= 0; i--) {
+                    const nextIndex = s2 + i;
+                    const nextChild = c2[nextIndex];
+                    const anchor = nextIndex + 1 < l2 ? c2[nextIndex + 1].el : parentAnchor;
+                    if (newIndexToOldIndexMap[i] === 0) {
+                        // mount new
+                        patch(null, nextChild, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    }
+                    else if (moved) {
+                        // move if:
+                        // There is no stable subsequence (e.g. a reverse)
+                        // OR current node is not among the stable sequence
+                        if (j < 0 || i !== increasingNewIndexSequence[j]) {
+                            move(nextChild, container, anchor, 2 /* REORDER */);
+                        }
+                        else {
+                            j--;
+                        }
+                    }
+                }
+            }
+        };
+        const move = (vnode, container, anchor, moveType, parentSuspense = null) => {
+            const { el, type, transition, children, shapeFlag } = vnode;
+            if (shapeFlag & 6 /* COMPONENT */) {
+                move(vnode.component.subTree, container, anchor, moveType);
+                return;
+            }
+            if (shapeFlag & 128 /* SUSPENSE */) {
+                vnode.suspense.move(container, anchor, moveType);
+                return;
+            }
+            if (shapeFlag & 64 /* TELEPORT */) {
+                type.move(vnode, container, anchor, internals);
+                return;
+            }
+            if (type === Fragment) {
+                hostInsert(el, container, anchor);
+                for (let i = 0; i < children.length; i++) {
+                    move(children[i], container, anchor, moveType);
+                }
+                hostInsert(vnode.anchor, container, anchor);
+                return;
+            }
+            if (type === Static) {
+                moveStaticNode(vnode, container, anchor);
+                return;
+            }
+            // single nodes
+            const needTransition = moveType !== 2 /* REORDER */ &&
+                shapeFlag & 1 /* ELEMENT */ &&
+                transition;
+            if (needTransition) {
+                if (moveType === 0 /* ENTER */) {
+                    transition.beforeEnter(el);
+                    hostInsert(el, container, anchor);
+                    queuePostRenderEffect(() => transition.enter(el), parentSuspense);
+                }
+                else {
+                    const { leave, delayLeave, afterLeave } = transition;
+                    const remove = () => hostInsert(el, container, anchor);
+                    const performLeave = () => {
+                        leave(el, () => {
+                            remove();
+                            afterLeave && afterLeave();
+                        });
+                    };
+                    if (delayLeave) {
+                        delayLeave(el, remove, performLeave);
+                    }
+                    else {
+                        performLeave();
+                    }
+                }
+            }
+            else {
+                hostInsert(el, container, anchor);
+            }
+        };
+        const unmount = (vnode, parentComponent, parentSuspense, doRemove = false, optimized = false) => {
+            const { type, props, ref, children, dynamicChildren, shapeFlag, patchFlag, dirs } = vnode;
+            // unset ref
+            if (ref != null) {
+                setRef(ref, null, parentSuspense, vnode, true);
+            }
+            if (shapeFlag & 256 /* COMPONENT_SHOULD_KEEP_ALIVE */) {
+                parentComponent.ctx.deactivate(vnode);
+                return;
+            }
+            const shouldInvokeDirs = shapeFlag & 1 /* ELEMENT */ && dirs;
+            const shouldInvokeVnodeHook = !isAsyncWrapper(vnode);
+            let vnodeHook;
+            if (shouldInvokeVnodeHook &&
+                (vnodeHook = props && props.onVnodeBeforeUnmount)) {
+                invokeVNodeHook(vnodeHook, parentComponent, vnode);
+            }
+            if (shapeFlag & 6 /* COMPONENT */) {
+                unmountComponent(vnode.component, parentSuspense, doRemove);
+            }
+            else {
+                if (shapeFlag & 128 /* SUSPENSE */) {
+                    vnode.suspense.unmount(parentSuspense, doRemove);
+                    return;
+                }
+                if (shouldInvokeDirs) {
+                    invokeDirectiveHook(vnode, null, parentComponent, 'beforeUnmount');
+                }
+                if (shapeFlag & 64 /* TELEPORT */) {
+                    vnode.type.remove(vnode, parentComponent, parentSuspense, optimized, internals, doRemove);
+                }
+                else if (dynamicChildren &&
+                    // #1153: fast path should not be taken for non-stable (v-for) fragments
+                    (type !== Fragment ||
+                        (patchFlag > 0 && patchFlag & 64 /* STABLE_FRAGMENT */))) {
+                    // fast path for block nodes: only need to unmount dynamic children.
+                    unmountChildren(dynamicChildren, parentComponent, parentSuspense, false, true);
+                }
+                else if ((type === Fragment &&
+                        patchFlag &
+                        (128 /* KEYED_FRAGMENT */ | 256 /* UNKEYED_FRAGMENT */)) ||
+                    (!optimized && shapeFlag & 16 /* ARRAY_CHILDREN */)) {
+                    unmountChildren(children, parentComponent, parentSuspense);
+                }
+                if (doRemove) {
+                    remove(vnode);
+                }
+            }
+            if ((shouldInvokeVnodeHook &&
+                    (vnodeHook = props && props.onVnodeUnmounted)) ||
+                shouldInvokeDirs) {
+                queuePostRenderEffect(() => {
+                    vnodeHook && invokeVNodeHook(vnodeHook, parentComponent, vnode);
+                    shouldInvokeDirs &&
+                    invokeDirectiveHook(vnode, null, parentComponent, 'unmounted');
+                }, parentSuspense);
+            }
+        };
+        const remove = vnode => {
+            const { type, el, anchor, transition } = vnode;
+            if (type === Fragment) {
+                if (vnode.patchFlag > 0 &&
+                    vnode.patchFlag & 2048 /* DEV_ROOT_FRAGMENT */ &&
+                    transition &&
+                    !transition.persisted) {
+                    vnode.children.forEach(child => {
+                        if (child.type === Comment) {
+                            hostRemove(child.el);
+                        }
+                        else {
+                            remove(child);
+                        }
+                    });
+                }
+                else {
+                    removeFragment(el, anchor);
+                }
+                return;
+            }
+            if (type === Static) {
+                removeStaticNode(vnode);
+                return;
+            }
+            const performRemove = () => {
+                hostRemove(el);
+                if (transition && !transition.persisted && transition.afterLeave) {
+                    transition.afterLeave();
+                }
+            };
+            if (vnode.shapeFlag & 1 /* ELEMENT */ &&
+                transition &&
+                !transition.persisted) {
+                const { leave, delayLeave } = transition;
+                const performLeave = () => leave(el, performRemove);
+                if (delayLeave) {
+                    delayLeave(vnode.el, performRemove, performLeave);
+                }
+                else {
+                    performLeave();
+                }
+            }
+            else {
+                performRemove();
+            }
+        };
+        const removeFragment = (cur, end) => {
+            // For fragments, directly remove all contained DOM nodes.
+            // (fragment child nodes cannot have transition)
+            let next;
+            while (cur !== end) {
+                next = hostNextSibling(cur);
+                hostRemove(cur);
+                cur = next;
+            }
+            hostRemove(end);
+        };
+        const unmountComponent = (instance, parentSuspense, doRemove) => {
+            if (instance.type.__hmrId) {
+                unregisterHMR(instance);
+            }
+            const { bum, scope, update, subTree, um } = instance;
+            // beforeUnmount hook
+            if (bum) {
+                invokeArrayFns(bum);
+            }
+            // stop effects in component scope
+            scope.stop();
+            // update may be null if a component is unmounted before its async
+            // setup has resolved.
+            if (update) {
+                // so that scheduler will no longer invoke it
+                update.active = false;
+                unmount(subTree, instance, parentSuspense, doRemove);
+            }
+            // unmounted hook
+            if (um) {
+                queuePostRenderEffect(um, parentSuspense);
+            }
+            queuePostRenderEffect(() => {
+                instance.isUnmounted = true;
+            }, parentSuspense);
+            // A component with async dep inside a pending suspense is unmounted before
+            // its async dep resolves. This should remove the dep from the suspense, and
+            // cause the suspense to resolve immediately if that was the last dep.
+            if (parentSuspense &&
+                parentSuspense.pendingBranch &&
+                !parentSuspense.isUnmounted &&
+                instance.asyncDep &&
+                !instance.asyncResolved &&
+                instance.suspenseId === parentSuspense.pendingId) {
+                parentSuspense.deps--;
+                if (parentSuspense.deps === 0) {
+                    parentSuspense.resolve();
+                }
+            }
+            {
+                devtoolsComponentRemoved(instance);
+            }
+        };
+        const unmountChildren = (children, parentComponent, parentSuspense, doRemove = false, optimized = false, start = 0) => {
+            for (let i = start; i < children.length; i++) {
+                unmount(children[i], parentComponent, parentSuspense, doRemove, optimized);
+            }
+        };
+        const getNextHostNode = vnode => {
+            if (vnode.shapeFlag & 6 /* COMPONENT */) {
+                return getNextHostNode(vnode.component.subTree);
+            }
+            if (vnode.shapeFlag & 128 /* SUSPENSE */) {
+                return vnode.suspense.next();
+            }
+            return hostNextSibling((vnode.anchor || vnode.el));
+        };
+        const render = (vnode, container, isSVG) => {
+            if (vnode == null) {
+                if (container._vnode) {
+                    unmount(container._vnode, null, null, true);
+                }
+            }
+            else {
+                patch(container._vnode || null, vnode, container, null, null, null, isSVG);
+            }
+            flushPostFlushCbs();
+            container._vnode = vnode;
+        };
+        const internals = {
+            p: patch,
+            um: unmount,
+            m: move,
+            r: remove,
+            mt: mountComponent,
+            mc: mountChildren,
+            pc: patchChildren,
+            pbc: patchBlockChildren,
+            n: getNextHostNode,
+            o: options
+        };
+        let hydrate;
+        let hydrateNode;
+        if (createHydrationFns) {
+            [hydrate, hydrateNode] = createHydrationFns(internals);
+        }
+        return {
+            render,
+            hydrate,
+            createApp: createAppAPI(render, hydrate)
+        };
+    }
+    function toggleRecurse({ effect, update }, allowed) {
+        effect.allowRecurse = update.allowRecurse = allowed;
+    }
+    /**
+     * #1156
+     * When a component is HMR-enabled, we need to make sure that all static nodes
+     * inside a block also inherit the DOM element from the previous tree so that
+     * HMR updates (which are full updates) can retrieve the element for patching.
+     *
+     * #2080
+     * Inside keyed `template` fragment static children, if a fragment is moved,
+     * the children will always be moved. Therefore, in order to ensure correct move
+     * position, el should be inherited from previous nodes.
+     */
+    function traverseStaticChildren(n1, n2, shallow = false) {
+        const ch1 = n1.children;
+        const ch2 = n2.children;
+        if (isArray(ch1) && isArray(ch2)) {
+            for (let i = 0; i < ch1.length; i++) {
+                // this is only called in the optimized path so array children are
+                // guaranteed to be vnodes
+                const c1 = ch1[i];
+                let c2 = ch2[i];
+                if (c2.shapeFlag & 1 /* ELEMENT */ && !c2.dynamicChildren) {
+                    if (c2.patchFlag <= 0 || c2.patchFlag === 32 /* HYDRATE_EVENTS */) {
+                        c2 = ch2[i] = cloneIfMounted(ch2[i]);
+                        c2.el = c1.el;
+                    }
+                    if (!shallow)
+                        traverseStaticChildren(c1, c2);
+                }
+                // also inherit for comment nodes, but not placeholders (e.g. v-if which
+                // would have received .el during block patch)
+                if (c2.type === Comment && !c2.el) {
+                    c2.el = c1.el;
+                }
+            }
+        }
+    }
+    // https://en.wikipedia.org/wiki/Longest_increasing_subsequence
+    function getSequence(arr) {
+        const p = arr.slice();
+        const result = [0];
+        let i, j, u, v, c;
+        const len = arr.length;
+        for (i = 0; i < len; i++) {
+            const arrI = arr[i];
+            if (arrI !== 0) {
+                j = result[result.length - 1];
+                if (arr[j] < arrI) {
+                    p[i] = j;
+                    result.push(i);
+                    continue;
+                }
+                u = 0;
+                v = result.length - 1;
+                while (u < v) {
+                    c = (u + v) >> 1;
+                    if (arr[result[c]] < arrI) {
+                        u = c + 1;
+                    }
+                    else {
+                        v = c;
+                    }
+                }
+                if (arrI < arr[result[u]]) {
+                    if (u > 0) {
+                        p[i] = result[u - 1];
+                    }
+                    result[u] = i;
+                }
+            }
+        }
+        u = result.length;
+        v = result[u - 1];
+        while (u-- > 0) {
+            result[u] = v;
+            v = p[v];
+        }
+        return result;
+    }
+
+    const isTeleport = (type) => type.__isTeleport;
+    const isTeleportDisabled = (props) => props && (props.disabled || props.disabled === '');
+    const isTargetSVG = (target) => typeof SVGElement !== 'undefined' && target instanceof SVGElement;
+    const resolveTarget = (props, select) => {
+        const targetSelector = props && props.to;
+        if (isString(targetSelector)) {
+            if (!select) {
+                warn$1(`Current renderer does not support string target for Teleports. ` +
+                    `(missing querySelector renderer option)`);
+                return null;
+            }
+            else {
+                const target = select(targetSelector);
+                if (!target) {
+                    warn$1(`Failed to locate Teleport target with selector "${targetSelector}". ` +
+                        `Note the target element must exist before the component is mounted - ` +
+                        `i.e. the target cannot be rendered by the component itself, and ` +
+                        `ideally should be outside of the entire Vue component tree.`);
+                }
+                return target;
+            }
+        }
+        else {
+            if (!targetSelector && !isTeleportDisabled(props)) {
+                warn$1(`Invalid Teleport target: ${targetSelector}`);
+            }
+            return targetSelector;
+        }
+    };
+    const TeleportImpl = {
+        __isTeleport: true,
+        process(n1, n2, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized, internals) {
+            const { mc: mountChildren, pc: patchChildren, pbc: patchBlockChildren, o: { insert, querySelector, createText, createComment } } = internals;
+            const disabled = isTeleportDisabled(n2.props);
+            let { shapeFlag, children, dynamicChildren } = n2;
+            // #3302
+            // HMR updated, force full diff
+            if (isHmrUpdating) {
+                optimized = false;
+                dynamicChildren = null;
+            }
+            if (n1 == null) {
+                // insert anchors in the main view
+                const placeholder = (n2.el = createComment('teleport start')
+                );
+                const mainAnchor = (n2.anchor = createComment('teleport end')
+                );
+                insert(placeholder, container, anchor);
+                insert(mainAnchor, container, anchor);
+                const target = (n2.target = resolveTarget(n2.props, querySelector));
+                const targetAnchor = (n2.targetAnchor = createText(''));
+                if (target) {
+                    insert(targetAnchor, target);
+                    // #2652 we could be teleporting from a non-SVG tree into an SVG tree
+                    isSVG = isSVG || isTargetSVG(target);
+                }
+                else if (!disabled) {
+                    warn$1('Invalid Teleport target on mount:', target, `(${typeof target})`);
+                }
+                const mount = (container, anchor) => {
+                    // Teleport *always* has Array children. This is enforced in both the
+                    // compiler and vnode children normalization.
+                    if (shapeFlag & 16 /* ARRAY_CHILDREN */) {
+                        mountChildren(children, container, anchor, parentComponent, parentSuspense, isSVG, slotScopeIds, optimized);
+                    }
+                };
+                if (disabled) {
+                    mount(container, mainAnchor);
+                }
+                else if (target) {
+                    mount(target, targetAnchor);
+                }
+            }
+            else {
+                // update content
+                n2.el = n1.el;
+                const mainAnchor = (n2.anchor = n1.anchor);
+                const target = (n2.target = n1.target);
+                const targetAnchor = (n2.targetAnchor = n1.targetAnchor);
+                const wasDisabled = isTeleportDisabled(n1.props);
+                const currentContainer = wasDisabled ? container : target;
+                const currentAnchor = wasDisabled ? mainAnchor : targetAnchor;
+                isSVG = isSVG || isTargetSVG(target);
+                if (dynamicChildren) {
+                    // fast path when the teleport happens to be a block root
+                    patchBlockChildren(n1.dynamicChildren, dynamicChildren, currentContainer, parentComponent, parentSuspense, isSVG, slotScopeIds);
+                    // even in block tree mode we need to make sure all root-level nodes
+                    // in the teleport inherit previous DOM references so that they can
+                    // be moved in future patches.
+                    traverseStaticChildren(n1, n2, true);
+                }
+                else if (!optimized) {
+                    patchChildren(n1, n2, currentContainer, currentAnchor, parentComponent, parentSuspense, isSVG, slotScopeIds, false);
+                }
+                if (disabled) {
+                    if (!wasDisabled) {
+                        // enabled -> disabled
+                        // move into main container
+                        moveTeleport(n2, container, mainAnchor, internals, 1 /* TOGGLE */);
+                    }
+                }
+                else {
+                    // target changed
+                    if ((n2.props && n2.props.to) !== (n1.props && n1.props.to)) {
+                        const nextTarget = (n2.target = resolveTarget(n2.props, querySelector));
+                        if (nextTarget) {
+                            moveTeleport(n2, nextTarget, null, internals, 0 /* TARGET_CHANGE */);
+                        }
+                        else {
+                            warn$1('Invalid Teleport target on update:', target, `(${typeof target})`);
+                        }
+                    }
+                    else if (wasDisabled) {
+                        // disabled -> enabled
+                        // move into teleport target
+                        moveTeleport(n2, target, targetAnchor, internals, 1 /* TOGGLE */);
+                    }
+                }
+            }
+        },
+        remove(vnode, parentComponent, parentSuspense, optimized, { um: unmount, o: { remove: hostRemove } }, doRemove) {
+            const { shapeFlag, children, anchor, targetAnchor, target, props } = vnode;
+            if (target) {
+                hostRemove(targetAnchor);
+            }
+            // an unmounted teleport should always remove its children if not disabled
+            if (doRemove || !isTeleportDisabled(props)) {
+                hostRemove(anchor);
+                if (shapeFlag & 16 /* ARRAY_CHILDREN */) {
+                    for (let i = 0; i < children.length; i++) {
+                        const child = children[i];
+                        unmount(child, parentComponent, parentSuspense, true, !!child.dynamicChildren);
+                    }
+                }
+            }
+        },
+        move: moveTeleport,
+        hydrate: hydrateTeleport
+    };
+    function moveTeleport(vnode, container, parentAnchor, { o: { insert }, m: move }, moveType = 2 /* REORDER */) {
+        // move target anchor if this is a target change.
+        if (moveType === 0 /* TARGET_CHANGE */) {
+            insert(vnode.targetAnchor, container, parentAnchor);
+        }
+        const { el, anchor, shapeFlag, children, props } = vnode;
+        const isReorder = moveType === 2 /* REORDER */;
+        // move main view anchor if this is a re-order.
+        if (isReorder) {
+            insert(el, container, parentAnchor);
+        }
+        // if this is a re-order and teleport is enabled (content is in target)
+        // do not move children. So the opposite is: only move children if this
+        // is not a reorder, or the teleport is disabled
+        if (!isReorder || isTeleportDisabled(props)) {
+            // Teleport has either Array children or no children.
+            if (shapeFlag & 16 /* ARRAY_CHILDREN */) {
+                for (let i = 0; i < children.length; i++) {
+                    move(children[i], container, parentAnchor, 2 /* REORDER */);
+                }
+            }
+        }
+        // move main view anchor if this is a re-order.
+        if (isReorder) {
+            insert(anchor, container, parentAnchor);
+        }
+    }
+    function hydrateTeleport(node, vnode, parentComponent, parentSuspense, slotScopeIds, optimized, { o: { nextSibling, parentNode, querySelector } }, hydrateChildren) {
+        const target = (vnode.target = resolveTarget(vnode.props, querySelector));
+        if (target) {
+            // if multiple teleports rendered to the same target element, we need to
+            // pick up from where the last teleport finished instead of the first node
+            const targetNode = target._lpa || target.firstChild;
+            if (vnode.shapeFlag & 16 /* ARRAY_CHILDREN */) {
+                if (isTeleportDisabled(vnode.props)) {
+                    vnode.anchor = hydrateChildren(nextSibling(node), vnode, parentNode(node), parentComponent, parentSuspense, slotScopeIds, optimized);
+                    vnode.targetAnchor = targetNode;
+                }
+                else {
+                    vnode.anchor = nextSibling(node);
+                    // lookahead until we find the target anchor
+                    // we cannot rely on return value of hydrateChildren() because there
+                    // could be nested teleports
+                    let targetAnchor = targetNode;
+                    while (targetAnchor) {
+                        targetAnchor = nextSibling(targetAnchor);
+                        if (targetAnchor &&
+                            targetAnchor.nodeType === 8 &&
+                            targetAnchor.data === 'teleport anchor') {
+                            vnode.targetAnchor = targetAnchor;
+                            target._lpa =
+                                vnode.targetAnchor && nextSibling(vnode.targetAnchor);
+                            break;
+                        }
+                    }
+                    hydrateChildren(targetNode, vnode, target, parentComponent, parentSuspense, slotScopeIds, optimized);
+                }
+            }
+        }
+        return vnode.anchor && nextSibling(vnode.anchor);
+    }
+    // Force-casted public typing for h and TSX props inference
+    const Teleport = TeleportImpl;
+
+    const Fragment = Symbol('Fragment' );
+    const Text = Symbol('Text' );
+    const Comment = Symbol('Comment' );
+    const Static = Symbol('Static' );
+    // Since v-if and v-for are the two possible ways node structure can dynamically
+    // change, once we consider v-if branches and each v-for fragment a block, we
+    // can divide a template into nested blocks, and within each block the node
+    // structure would be stable. This allows us to skip most children diffing
+    // and only worry about the dynamic nodes (indicated by patch flags).
+    const blockStack = [];
+    let currentBlock = null;
+    /**
+     * Open a block.
+     * This must be called before `createBlock`. It cannot be part of `createBlock`
+     * because the children of the block are evaluated before `createBlock` itself
+     * is called. The generated code typically looks like this:
+     *
+     * ```js
+     * function render() {
+     *   return (openBlock(),createBlock('div', null, [...]))
+     * }
+     * ```
+     * disableTracking is true when creating a v-for fragment block, since a v-for
+     * fragment always diffs its children.
+     *
+     * @private
+     */
+    function openBlock(disableTracking = false) {
+        blockStack.push((currentBlock = disableTracking ? null : []));
+    }
+    function closeBlock() {
+        blockStack.pop();
+        currentBlock = blockStack[blockStack.length - 1] || null;
+    }
+    // Whether we should be tracking dynamic child nodes inside a block.
+    // Only tracks when this value is > 0
+    // We are not using a simple boolean because this value may need to be
+    // incremented/decremented by nested usage of v-once (see below)
+    let isBlockTreeEnabled = 1;
+    /**
+     * Block tracking sometimes needs to be disabled, for example during the
+     * creation of a tree that needs to be cached by v-once. The compiler generates
+     * code like this:
+     *
+     * ``` js
+     * _cache[1] || (
+     *   setBlockTracking(-1),
+     *   _cache[1] = createVNode(...),
+     *   setBlockTracking(1),
+     *   _cache[1]
+     * )
+     * ```
+     *
+     * @private
+     */
+    function setBlockTracking(value) {
+        isBlockTreeEnabled += value;
+    }
+    function setupBlock(vnode) {
+        // save current block children on the block vnode
+        vnode.dynamicChildren =
+            isBlockTreeEnabled > 0 ? currentBlock || EMPTY_ARR : null;
+        // close block
+        closeBlock();
+        // a block is always going to be patched, so track it as a child of its
+        // parent block
+        if (isBlockTreeEnabled > 0 && currentBlock) {
+            currentBlock.push(vnode);
+        }
+        return vnode;
+    }
+    /**
+     * @private
+     */
+    function createElementBlock(type, props, children, patchFlag, dynamicProps, shapeFlag) {
+        return setupBlock(createBaseVNode(type, props, children, patchFlag, dynamicProps, shapeFlag, true /* isBlock */));
+    }
+    /**
+     * Create a block root vnode. Takes the same exact arguments as `createVNode`.
+     * A block root keeps track of dynamic nodes within the block in the
+     * `dynamicChildren` array.
+     *
+     * @private
+     */
+    function createBlock(type, props, children, patchFlag, dynamicProps) {
+        return setupBlock(createVNode(type, props, children, patchFlag, dynamicProps, true /* isBlock: prevent a block from tracking itself */));
+    }
+    function isVNode(value) {
+        return value ? value.__v_isVNode === true : false;
+    }
+    function isSameVNodeType(n1, n2) {
+        if (n2.shapeFlag & 6 /* COMPONENT */ &&
+            hmrDirtyComponents.has(n2.type)) {
+            // HMR only: if the component has been hot-updated, force a reload.
+            return false;
+        }
+        return n1.type === n2.type && n1.key === n2.key;
+    }
+    let vnodeArgsTransformer;
+    /**
+     * Internal API for registering an arguments transform for createVNode
+     * used for creating stubs in the test-utils
+     * It is *internal* but needs to be exposed for test-utils to pick up proper
+     * typings
+     */
+    function transformVNodeArgs(transformer) {
+        vnodeArgsTransformer = transformer;
+    }
+    const createVNodeWithArgsTransform = (...args) => {
+        return _createVNode(...(vnodeArgsTransformer
+            ? vnodeArgsTransformer(args, currentRenderingInstance)
+            : args));
+    };
+    const InternalObjectKey = `__vInternal`;
+    const normalizeKey = ({ key }) => key != null ? key : null;
+    const normalizeRef = ({ ref, ref_key, ref_for }) => {
+        return (ref != null
+            ? isString(ref) || isRef(ref) || isFunction(ref)
+                ? { i: currentRenderingInstance, r: ref, k: ref_key, f: !!ref_for }
+                : ref
+            : null);
+    };
+    function createBaseVNode(type, props = null, children = null, patchFlag = 0, dynamicProps = null, shapeFlag = type === Fragment ? 0 : 1 /* ELEMENT */, isBlockNode = false, needFullChildrenNormalization = false) {
+        const vnode = {
+            __v_isVNode: true,
+            __v_skip: true,
+            type,
+            props,
+            key: props && normalizeKey(props),
+            ref: props && normalizeRef(props),
+            scopeId: currentScopeId,
+            slotScopeIds: null,
+            children,
+            component: null,
+            suspense: null,
+            ssContent: null,
+            ssFallback: null,
+            dirs: null,
+            transition: null,
+            el: null,
+            anchor: null,
+            target: null,
+            targetAnchor: null,
+            staticCount: 0,
+            shapeFlag,
+            patchFlag,
+            dynamicProps,
+            dynamicChildren: null,
+            appContext: null
+        };
+        if (needFullChildrenNormalization) {
+            normalizeChildren(vnode, children);
+            // normalize suspense children
+            if (shapeFlag & 128 /* SUSPENSE */) {
+                type.normalize(vnode);
+            }
+        }
+        else if (children) {
+            // compiled element vnode - if children is passed, only possible types are
+            // string or Array.
+            vnode.shapeFlag |= isString(children)
+                ? 8 /* TEXT_CHILDREN */
+                : 16 /* ARRAY_CHILDREN */;
+        }
+        // validate key
+        if (vnode.key !== vnode.key) {
+            warn$1(`VNode created with invalid key (NaN). VNode type:`, vnode.type);
+        }
+        // track vnode for block tree
+        if (isBlockTreeEnabled > 0 &&
+            // avoid a block node from tracking itself
+            !isBlockNode &&
+            // has current parent block
+            currentBlock &&
+            // presence of a patch flag indicates this node needs patching on updates.
+            // component nodes also should always be patched, because even if the
+            // component doesn't need to update, it needs to persist the instance on to
+            // the next vnode so that it can be properly unmounted later.
+            (vnode.patchFlag > 0 || shapeFlag & 6 /* COMPONENT */) &&
+            // the EVENTS flag is only for hydration and if it is the only flag, the
+            // vnode should not be considered dynamic due to handler caching.
+            vnode.patchFlag !== 32 /* HYDRATE_EVENTS */) {
+            currentBlock.push(vnode);
+        }
+        return vnode;
+    }
+    const createVNode = (createVNodeWithArgsTransform );
+    function _createVNode(type, props = null, children = null, patchFlag = 0, dynamicProps = null, isBlockNode = false) {
+        if (!type || type === NULL_DYNAMIC_COMPONENT) {
+            if (!type) {
+                warn$1(`Invalid vnode type when creating vnode: ${type}.`);
+            }
+            type = Comment;
+        }
+        if (isVNode(type)) {
+            // createVNode receiving an existing vnode. This happens in cases like
+            // <component :is="vnode"/>
+            // #2078 make sure to merge refs during the clone instead of overwriting it
+            const cloned = cloneVNode(type, props, true /* mergeRef: true */);
+            if (children) {
+                normalizeChildren(cloned, children);
+            }
+            if (isBlockTreeEnabled > 0 && !isBlockNode && currentBlock) {
+                if (cloned.shapeFlag & 6 /* COMPONENT */) {
+                    currentBlock[currentBlock.indexOf(type)] = cloned;
+                }
+                else {
+                    currentBlock.push(cloned);
+                }
+            }
+            cloned.patchFlag |= -2 /* BAIL */;
+            return cloned;
+        }
+        // class component normalization.
+        if (isClassComponent(type)) {
+            type = type.__vccOpts;
+        }
+        // class & style normalization.
+        if (props) {
+            // for reactive or proxy objects, we need to clone it to enable mutation.
+            props = guardReactiveProps(props);
+            let { class: klass, style } = props;
+            if (klass && !isString(klass)) {
+                props.class = normalizeClass(klass);
+            }
+            if (isObject(style)) {
+                // reactive state objects need to be cloned since they are likely to be
+                // mutated
+                if (isProxy(style) && !isArray(style)) {
+                    style = extend({}, style);
+                }
+                props.style = normalizeStyle(style);
+            }
+        }
+        // encode the vnode type information into a bitmap
+        const shapeFlag = isString(type)
+            ? 1 /* ELEMENT */
+            : isSuspense(type)
+                ? 128 /* SUSPENSE */
+                : isTeleport(type)
+                    ? 64 /* TELEPORT */
+                    : isObject(type)
+                        ? 4 /* STATEFUL_COMPONENT */
+                        : isFunction(type)
+                            ? 2 /* FUNCTIONAL_COMPONENT */
+                            : 0;
+        if (shapeFlag & 4 /* STATEFUL_COMPONENT */ && isProxy(type)) {
+            type = toRaw(type);
+            warn$1(`Vue received a Component which was made a reactive object. This can ` +
+                `lead to unnecessary performance overhead, and should be avoided by ` +
+                `marking the component with \`markRaw\` or using \`shallowRef\` ` +
+                `instead of \`ref\`.`, `\nComponent that was made reactive: `, type);
+        }
+        return createBaseVNode(type, props, children, patchFlag, dynamicProps, shapeFlag, isBlockNode, true);
+    }
+    function guardReactiveProps(props) {
+        if (!props)
+            return null;
+        return isProxy(props) || InternalObjectKey in props
+            ? extend({}, props)
+            : props;
+    }
+    function cloneVNode(vnode, extraProps, mergeRef = false) {
+        // This is intentionally NOT using spread or extend to avoid the runtime
+        // key enumeration cost.
+        const { props, ref, patchFlag, children } = vnode;
+        const mergedProps = extraProps ? mergeProps(props || {}, extraProps) : props;
+        const cloned = {
+            __v_isVNode: true,
+            __v_skip: true,
+            type: vnode.type,
+            props: mergedProps,
+            key: mergedProps && normalizeKey(mergedProps),
+            ref: extraProps && extraProps.ref
+                ? // #2078 in the case of <component :is="vnode" ref="extra"/>
+                // if the vnode itself already has a ref, cloneVNode will need to merge
+                // the refs so the single vnode can be set on multiple refs
+                mergeRef && ref
+                    ? isArray(ref)
+                        ? ref.concat(normalizeRef(extraProps))
+                        : [ref, normalizeRef(extraProps)]
+                    : normalizeRef(extraProps)
+                : ref,
+            scopeId: vnode.scopeId,
+            slotScopeIds: vnode.slotScopeIds,
+            children: patchFlag === -1 /* HOISTED */ && isArray(children)
+                ? children.map(deepCloneVNode)
+                : children,
+            target: vnode.target,
+            targetAnchor: vnode.targetAnchor,
+            staticCount: vnode.staticCount,
+            shapeFlag: vnode.shapeFlag,
+            // if the vnode is cloned with extra props, we can no longer assume its
+            // existing patch flag to be reliable and need to add the FULL_PROPS flag.
+            // note: preserve flag for fragments since they use the flag for children
+            // fast paths only.
+            patchFlag: extraProps && vnode.type !== Fragment
+                ? patchFlag === -1 // hoisted node
+                    ? 16 /* FULL_PROPS */
+                    : patchFlag | 16 /* FULL_PROPS */
+                : patchFlag,
+            dynamicProps: vnode.dynamicProps,
+            dynamicChildren: vnode.dynamicChildren,
+            appContext: vnode.appContext,
+            dirs: vnode.dirs,
+            transition: vnode.transition,
+            // These should technically only be non-null on mounted VNodes. However,
+            // they *should* be copied for kept-alive vnodes. So we just always copy
+            // them since them being non-null during a mount doesn't affect the logic as
+            // they will simply be overwritten.
+            component: vnode.component,
+            suspense: vnode.suspense,
+            ssContent: vnode.ssContent && cloneVNode(vnode.ssContent),
+            ssFallback: vnode.ssFallback && cloneVNode(vnode.ssFallback),
+            el: vnode.el,
+            anchor: vnode.anchor
+        };
+        return cloned;
+    }
+    /**
+     * Dev only, for HMR of hoisted vnodes reused in v-for
+     * https://github.com/vitejs/vite/issues/2022
+     */
+    function deepCloneVNode(vnode) {
+        const cloned = cloneVNode(vnode);
+        if (isArray(vnode.children)) {
+            cloned.children = vnode.children.map(deepCloneVNode);
+        }
+        return cloned;
+    }
+    /**
+     * @private
+     */
+    function createTextVNode(text = ' ', flag = 0) {
+        return createVNode(Text, null, text, flag);
+    }
+    /**
+     * @private
+     */
+    function createStaticVNode(content, numberOfNodes) {
+        // A static vnode can contain multiple stringified elements, and the number
+        // of elements is necessary for hydration.
+        const vnode = createVNode(Static, null, content);
+        vnode.staticCount = numberOfNodes;
+        return vnode;
+    }
+    /**
+     * @private
+     */
+    function createCommentVNode(text = '',
+                                // when used as the v-else branch, the comment node must be created as a
+                                // block to ensure correct updates.
+                                asBlock = false) {
+        return asBlock
+            ? (openBlock(), createBlock(Comment, null, text))
+            : createVNode(Comment, null, text);
+    }
+    function normalizeVNode(child) {
+        if (child == null || typeof child === 'boolean') {
+            // empty placeholder
+            return createVNode(Comment);
+        }
+        else if (isArray(child)) {
+            // fragment
+            return createVNode(Fragment, null,
+                // #3666, avoid reference pollution when reusing vnode
+                child.slice());
+        }
+        else if (typeof child === 'object') {
+            // already vnode, this should be the most common since compiled templates
+            // always produce all-vnode children arrays
+            return cloneIfMounted(child);
+        }
+        else {
+            // strings and numbers
+            return createVNode(Text, null, String(child));
+        }
+    }
+    // optimized normalization for template-compiled render fns
+    function cloneIfMounted(child) {
+        return child.el === null || child.memo ? child : cloneVNode(child);
+    }
+    function normalizeChildren(vnode, children) {
+        let type = 0;
+        const { shapeFlag } = vnode;
+        if (children == null) {
+            children = null;
+        }
+        else if (isArray(children)) {
+            type = 16 /* ARRAY_CHILDREN */;
+        }
+        else if (typeof children === 'object') {
+            if (shapeFlag & (1 /* ELEMENT */ | 64 /* TELEPORT */)) {
+                // Normalize slot to plain children for plain element and Teleport
+                const slot = children.default;
+                if (slot) {
+                    // _c marker is added by withCtx() indicating this is a compiled slot
+                    slot._c && (slot._d = false);
+                    normalizeChildren(vnode, slot());
+                    slot._c && (slot._d = true);
+                }
+                return;
+            }
+            else {
+                type = 32 /* SLOTS_CHILDREN */;
+                const slotFlag = children._;
+                if (!slotFlag && !(InternalObjectKey in children)) {
+                    children._ctx = currentRenderingInstance;
+                }
+                else if (slotFlag === 3 /* FORWARDED */ && currentRenderingInstance) {
+                    // a child component receives forwarded slots from the parent.
+                    // its slot type is determined by its parent's slot type.
+                    if (currentRenderingInstance.slots._ === 1 /* STABLE */) {
+                        children._ = 1 /* STABLE */;
+                    }
+                    else {
+                        children._ = 2 /* DYNAMIC */;
+                        vnode.patchFlag |= 1024 /* DYNAMIC_SLOTS */;
+                    }
+                }
+            }
+        }
+        else if (isFunction(children)) {
+            children = { default: children, _ctx: currentRenderingInstance };
+            type = 32 /* SLOTS_CHILDREN */;
+        }
+        else {
+            children = String(children);
+            // force teleport children to array so it can be moved around
+            if (shapeFlag & 64 /* TELEPORT */) {
+                type = 16 /* ARRAY_CHILDREN */;
+                children = [createTextVNode(children)];
+            }
+            else {
+                type = 8 /* TEXT_CHILDREN */;
+            }
+        }
+        vnode.children = children;
+        vnode.shapeFlag |= type;
+    }
+    function mergeProps(...args) {
+        const ret = {};
+        for (let i = 0; i < args.length; i++) {
+            const toMerge = args[i];
+            for (const key in toMerge) {
+                if (key === 'class') {
+                    if (ret.class !== toMerge.class) {
+                        ret.class = normalizeClass([ret.class, toMerge.class]);
+                    }
+                }
+                else if (key === 'style') {
+                    ret.style = normalizeStyle([ret.style, toMerge.style]);
+                }
+                else if (isOn(key)) {
+                    const existing = ret[key];
+                    const incoming = toMerge[key];
+                    if (incoming &&
+                        existing !== incoming &&
+                        !(isArray(existing) && existing.includes(incoming))) {
+                        ret[key] = existing
+                            ? [].concat(existing, incoming)
+                            : incoming;
+                    }
+                }
+                else if (key !== '') {
+                    ret[key] = toMerge[key];
+                }
+            }
+        }
+        return ret;
+    }
+    function invokeVNodeHook(hook, instance, vnode, prevVNode = null) {
+        callWithAsyncErrorHandling(hook, instance, 7 /* VNODE_HOOK */, [
+            vnode,
+            prevVNode
+        ]);
+    }
+
+    const emptyAppContext = createAppContext();
+    let uid$1 = 0;
+    function createComponentInstance(vnode, parent, suspense) {
+        const type = vnode.type;
+        // inherit parent app context - or - if root, adopt from root vnode
+        const appContext = (parent ? parent.appContext : vnode.appContext) || emptyAppContext;
+        const instance = {
+            uid: uid$1++,
+            vnode,
+            type,
+            parent,
+            appContext,
+            root: null,
+            next: null,
+            subTree: null,
+            effect: null,
+            update: null,
+            scope: new EffectScope(true /* detached */),
+            render: null,
+            proxy: null,
+            exposed: null,
+            exposeProxy: null,
+            withProxy: null,
+            provides: parent ? parent.provides : Object.create(appContext.provides),
+            accessCache: null,
+            renderCache: [],
+            // local resolved assets
+            components: null,
+            directives: null,
+            // resolved props and emits options
+            propsOptions: normalizePropsOptions(type, appContext),
+            emitsOptions: normalizeEmitsOptions(type, appContext),
+            // emit
+            emit: null,
+            emitted: null,
+            // props default value
+            propsDefaults: EMPTY_OBJ,
+            // inheritAttrs
+            inheritAttrs: type.inheritAttrs,
+            // state
+            ctx: EMPTY_OBJ,
+            data: EMPTY_OBJ,
+            props: EMPTY_OBJ,
+            attrs: EMPTY_OBJ,
+            slots: EMPTY_OBJ,
+            refs: EMPTY_OBJ,
+            setupState: EMPTY_OBJ,
+            setupContext: null,
+            // suspense related
+            suspense,
+            suspenseId: suspense ? suspense.pendingId : 0,
+            asyncDep: null,
+            asyncResolved: false,
+            // lifecycle hooks
+            // not using enums here because it results in computed properties
+            isMounted: false,
+            isUnmounted: false,
+            isDeactivated: false,
+            bc: null,
+            c: null,
+            bm: null,
+            m: null,
+            bu: null,
+            u: null,
+            um: null,
+            bum: null,
+            da: null,
+            a: null,
+            rtg: null,
+            rtc: null,
+            ec: null,
+            sp: null
+        };
+        {
+            instance.ctx = createDevRenderContext(instance);
+        }
+        instance.root = parent ? parent.root : instance;
+        instance.emit = emit$1.bind(null, instance);
+        // apply custom element special handling
+        if (vnode.ce) {
+            vnode.ce(instance);
+        }
+        return instance;
+    }
+    let currentInstance = null;
+    const getCurrentInstance = () => currentInstance || currentRenderingInstance;
+    const setCurrentInstance = (instance) => {
+        currentInstance = instance;
+        instance.scope.on();
+    };
+    const unsetCurrentInstance = () => {
+        currentInstance && currentInstance.scope.off();
+        currentInstance = null;
+    };
+    const isBuiltInTag = /*#__PURE__*/ makeMap('slot,component');
+    function validateComponentName(name, config) {
+        const appIsNativeTag = config.isNativeTag || NO;
+        if (isBuiltInTag(name) || appIsNativeTag(name)) {
+            warn$1('Do not use built-in or reserved HTML elements as component id: ' + name);
+        }
+    }
+    function isStatefulComponent(instance) {
+        return instance.vnode.shapeFlag & 4 /* STATEFUL_COMPONENT */;
+    }
+    let isInSSRComponentSetup = false;
+    function setupComponent(instance, isSSR = false) {
+        isInSSRComponentSetup = isSSR;
+        const { props, children } = instance.vnode;
+        const isStateful = isStatefulComponent(instance);
+        initProps(instance, props, isStateful, isSSR);
+        initSlots(instance, children);
+        const setupResult = isStateful
+            ? setupStatefulComponent(instance, isSSR)
+            : undefined;
+        isInSSRComponentSetup = false;
+        return setupResult;
+    }
+    function setupStatefulComponent(instance, isSSR) {
+        var _a;
+        const Component = instance.type;
+        {
+            if (Component.name) {
+                validateComponentName(Component.name, instance.appContext.config);
+            }
+            if (Component.components) {
+                const names = Object.keys(Component.components);
+                for (let i = 0; i < names.length; i++) {
+                    validateComponentName(names[i], instance.appContext.config);
+                }
+            }
+            if (Component.directives) {
+                const names = Object.keys(Component.directives);
+                for (let i = 0; i < names.length; i++) {
+                    validateDirectiveName(names[i]);
+                }
+            }
+            if (Component.compilerOptions && isRuntimeOnly()) {
+                warn$1(`"compilerOptions" is only supported when using a build of Vue that ` +
+                    `includes the runtime compiler. Since you are using a runtime-only ` +
+                    `build, the options should be passed via your build tool config instead.`);
+            }
+        }
+        // 0. create render proxy property access cache
+        instance.accessCache = Object.create(null);
+        // 1. create public instance / render proxy
+        // also mark it raw so it's never observed
+        instance.proxy = markRaw(new Proxy(instance.ctx, PublicInstanceProxyHandlers));
+        {
+            exposePropsOnRenderContext(instance);
+        }
+        // 2. call setup()
+        const { setup } = Component;
+        if (setup) {
+            const setupContext = (instance.setupContext =
+                setup.length > 1 ? createSetupContext(instance) : null);
+            setCurrentInstance(instance);
+            pauseTracking();
+            const setupResult = callWithErrorHandling(setup, instance, 0 /* SETUP_FUNCTION */, [shallowReadonly(instance.props) , setupContext]);
+            resetTracking();
+            unsetCurrentInstance();
+            if (isPromise(setupResult)) {
+                setupResult.then(unsetCurrentInstance, unsetCurrentInstance);
+                if (isSSR) {
+                    // return the promise so server-renderer can wait on it
+                    return setupResult
+                        .then((resolvedResult) => {
+                            handleSetupResult(instance, resolvedResult, isSSR);
+                        })
+                        .catch(e => {
+                            handleError(e, instance, 0 /* SETUP_FUNCTION */);
+                        });
+                }
+                else {
+                    // async setup returned Promise.
+                    // bail here and wait for re-entry.
+                    instance.asyncDep = setupResult;
+                    if (!instance.suspense) {
+                        const name = (_a = Component.name) !== null && _a !== void 0 ? _a : 'Anonymous';
+                        warn$1(`Component <${name}>: setup function returned a promise, but no ` +
+                            `<Suspense> boundary was found in the parent component tree. ` +
+                            `A component with async setup() must be nested in a <Suspense> ` +
+                            `in order to be rendered.`);
+                    }
+                }
+            }
+            else {
+                handleSetupResult(instance, setupResult, isSSR);
+            }
+        }
+        else {
+            finishComponentSetup(instance, isSSR);
+        }
+    }
+    function handleSetupResult(instance, setupResult, isSSR) {
+        if (isFunction(setupResult)) {
+            // setup returned an inline render function
+            {
+                instance.render = setupResult;
+            }
+        }
+        else if (isObject(setupResult)) {
+            if (isVNode(setupResult)) {
+                warn$1(`setup() should not return VNodes directly - ` +
+                    `return a render function instead.`);
+            }
+            // setup returned bindings.
+            // assuming a render function compiled from template is present.
+            {
+                instance.devtoolsRawSetupState = setupResult;
+            }
+            instance.setupState = proxyRefs(setupResult);
+            {
+                exposeSetupStateOnRenderContext(instance);
+            }
+        }
+        else if (setupResult !== undefined) {
+            warn$1(`setup() should return an object. Received: ${setupResult === null ? 'null' : typeof setupResult}`);
+        }
+        finishComponentSetup(instance, isSSR);
+    }
+    let compile;
+    let installWithProxy;
+    /**
+     * For runtime-dom to register the compiler.
+     * Note the exported method uses any to avoid d.ts relying on the compiler types.
+     */
+    function registerRuntimeCompiler(_compile) {
+        compile = _compile;
+        installWithProxy = i => {
+            if (i.render._rc) {
+                i.withProxy = new Proxy(i.ctx, RuntimeCompiledPublicInstanceProxyHandlers);
+            }
+        };
+    }
+    // dev only
+    const isRuntimeOnly = () => !compile;
+    function finishComponentSetup(instance, isSSR, skipOptions) {
+        const Component = instance.type;
+        // template / render function normalization
+        // could be already set when returned from setup()
+        if (!instance.render) {
+            // only do on-the-fly compile if not in SSR - SSR on-the-fly compilation
+            // is done by server-renderer
+            if (!isSSR && compile && !Component.render) {
+                const template = Component.template;
+                if (template) {
+                    {
+                        startMeasure(instance, `compile`);
+                    }
+                    const { isCustomElement, compilerOptions } = instance.appContext.config;
+                    const { delimiters, compilerOptions: componentCompilerOptions } = Component;
+                    const finalCompilerOptions = extend(extend({
+                        isCustomElement,
+                        delimiters
+                    }, compilerOptions), componentCompilerOptions);
+                    Component.render = compile(template, finalCompilerOptions);
+                    {
+                        endMeasure(instance, `compile`);
+                    }
+                }
+            }
+            instance.render = (Component.render || NOOP);
+            // for runtime-compiled render functions using `with` blocks, the render
+            // proxy used needs a different `has` handler which is more performant and
+            // also only allows a whitelist of globals to fallthrough.
+            if (installWithProxy) {
+                installWithProxy(instance);
+            }
+        }
+        // support for 2.x options
+        {
+            setCurrentInstance(instance);
+            pauseTracking();
+            applyOptions(instance);
+            resetTracking();
+            unsetCurrentInstance();
+        }
+        // warn missing template/render
+        // the runtime compilation of template in SSR is done by server-render
+        if (!Component.render && instance.render === NOOP && !isSSR) {
+            /* istanbul ignore if */
+            if (!compile && Component.template) {
+                warn$1(`Component provided template option but ` +
+                    `runtime compilation is not supported in this build of Vue.` +
+                    (` Use "vue.global.js" instead.`
+                    ) /* should not happen */);
+            }
+            else {
+                warn$1(`Component is missing template or render function.`);
+            }
+        }
+    }
+    function createAttrsProxy(instance) {
+        return new Proxy(instance.attrs, {
+                get(target, key) {
+                    markAttrsAccessed();
+                    track(instance, "get" /* GET */, '$attrs');
+                    return target[key];
+                },
+                set() {
+                    warn$1(`setupContext.attrs is readonly.`);
+                    return false;
+                },
+                deleteProperty() {
+                    warn$1(`setupContext.attrs is readonly.`);
+                    return false;
+                }
+            }
+        );
+    }
+    function createSetupContext(instance) {
+        const expose = exposed => {
+            if (instance.exposed) {
+                warn$1(`expose() should be called only once per setup().`);
+            }
+            instance.exposed = exposed || {};
+        };
+        let attrs;
+        {
+            // We use getters in dev in case libs like test-utils overwrite instance
+            // properties (overwrites should not be done in prod)
+            return Object.freeze({
+                get attrs() {
+                    return attrs || (attrs = createAttrsProxy(instance));
+                },
+                get slots() {
+                    return shallowReadonly(instance.slots);
+                },
+                get emit() {
+                    return (event, ...args) => instance.emit(event, ...args);
+                },
+                expose
+            });
+        }
+    }
+    function getExposeProxy(instance) {
+        if (instance.exposed) {
+            return (instance.exposeProxy ||
+                (instance.exposeProxy = new Proxy(proxyRefs(markRaw(instance.exposed)), {
+                    get(target, key) {
+                        if (key in target) {
+                            return target[key];
+                        }
+                        else if (key in publicPropertiesMap) {
+                            return publicPropertiesMap[key](instance);
+                        }
+                    }
+                })));
+        }
+    }
+    const classifyRE = /(?:^|[-_])(\w)/g;
+    const classify = (str) => str.replace(classifyRE, c => c.toUpperCase()).replace(/[-_]/g, '');
+    function getComponentName(Component) {
+        return isFunction(Component)
+            ? Component.displayName || Component.name
+            : Component.name;
+    }
+    /* istanbul ignore next */
+    function formatComponentName(instance, Component, isRoot = false) {
+        let name = getComponentName(Component);
+        if (!name && Component.__file) {
+            const match = Component.__file.match(/([^/\\]+)\.\w+$/);
+            if (match) {
+                name = match[1];
+            }
+        }
+        if (!name && instance && instance.parent) {
+            // try to infer the name based on reverse resolution
+            const inferFromRegistry = (registry) => {
+                for (const key in registry) {
+                    if (registry[key] === Component) {
+                        return key;
+                    }
+                }
+            };
+            name =
+                inferFromRegistry(instance.components ||
+                    instance.parent.type.components) || inferFromRegistry(instance.appContext.components);
+        }
+        return name ? classify(name) : isRoot ? `App` : `Anonymous`;
+    }
+    function isClassComponent(value) {
+        return isFunction(value) && '__vccOpts' in value;
+    }
+
+    const computed$1 = ((getterOrOptions, debugOptions) => {
+        // @ts-ignore
+        return computed(getterOrOptions, debugOptions, isInSSRComponentSetup);
+    });
+
+    // dev only
+    const warnRuntimeUsage = (method) => warn$1(`${method}() is a compiler-hint helper that is only usable inside ` +
+        `<script setup> of a single file component. Its arguments should be ` +
+        `compiled away and passing it at runtime has no effect.`);
+    // implementation
+    function defineProps() {
+        {
+            warnRuntimeUsage(`defineProps`);
+        }
+        return null;
+    }
+    // implementation
+    function defineEmits() {
+        {
+            warnRuntimeUsage(`defineEmits`);
+        }
+        return null;
+    }
+    /**
+     * Vue `<script setup>` compiler macro for declaring a component's exposed
+     * instance properties when it is accessed by a parent component via template
+     * refs.
+     *
+     * `<script setup>` components are closed by default - i.e. variables inside
+     * the `<script setup>` scope is not exposed to parent unless explicitly exposed
+     * via `defineExpose`.
+     *
+     * This is only usable inside `<script setup>`, is compiled away in the
+     * output and should **not** be actually called at runtime.
+     */
+    function defineExpose(exposed) {
+        {
+            warnRuntimeUsage(`defineExpose`);
+        }
+    }
+    /**
+     * Vue `<script setup>` compiler macro for providing props default values when
+     * using type-based `defineProps` declaration.
+     *
+     * Example usage:
+     * ```ts
+     * withDefaults(defineProps<{
+     *   size?: number
+     *   labels?: string[]
+     * }>(), {
+     *   size: 3,
+     *   labels: () => ['default label']
+     * })
+     * ```
+     *
+     * This is only usable inside `<script setup>`, is compiled away in the output
+     * and should **not** be actually called at runtime.
+     */
+    function withDefaults(props, defaults) {
+        {
+            warnRuntimeUsage(`withDefaults`);
+        }
+        return null;
+    }
+    function useSlots() {
+        return getContext().slots;
+    }
+    function useAttrs() {
+        return getContext().attrs;
+    }
+    function getContext() {
+        const i = getCurrentInstance();
+        if (!i) {
+            warn$1(`useContext() called without active instance.`);
+        }
+        return i.setupContext || (i.setupContext = createSetupContext(i));
+    }
+    /**
+     * Runtime helper for merging default declarations. Imported by compiled code
+     * only.
+     * @internal
+     */
+    function mergeDefaults(raw, defaults) {
+        const props = isArray(raw)
+            ? raw.reduce((normalized, p) => ((normalized[p] = {}), normalized), {})
+            : raw;
+        for (const key in defaults) {
+            const opt = props[key];
+            if (opt) {
+                if (isArray(opt) || isFunction(opt)) {
+                    props[key] = { type: opt, default: defaults[key] };
+                }
+                else {
+                    opt.default = defaults[key];
+                }
+            }
+            else if (opt === null) {
+                props[key] = { default: defaults[key] };
+            }
+            else {
+                warn$1(`props default key "${key}" has no corresponding declaration.`);
+            }
+        }
+        return props;
+    }
+    /**
+     * Used to create a proxy for the rest element when destructuring props with
+     * defineProps().
+     * @internal
+     */
+    function createPropsRestProxy(props, excludedKeys) {
+        const ret = {};
+        for (const key in props) {
+            if (!excludedKeys.includes(key)) {
+                Object.defineProperty(ret, key, {
+                    enumerable: true,
+                    get: () => props[key]
+                });
+            }
+        }
+        return ret;
+    }
+    /**
+     * `<script setup>` helper for persisting the current instance context over
+     * async/await flows.
+     *
+     * `@vue/compiler-sfc` converts the following:
+     *
+     * ```ts
+     * const x = await foo()
+     * ```
+     *
+     * into:
+     *
+     * ```ts
+     * let __temp, __restore
+     * const x = (([__temp, __restore] = withAsyncContext(() => foo())),__temp=await __temp,__restore(),__temp)
+     * ```
+     * @internal
+     */
+    function withAsyncContext(getAwaitable) {
+        const ctx = getCurrentInstance();
+        if (!ctx) {
+            warn$1(`withAsyncContext called without active current instance. ` +
+                `This is likely a bug.`);
+        }
+        let awaitable = getAwaitable();
+        unsetCurrentInstance();
+        if (isPromise(awaitable)) {
+            awaitable = awaitable.catch(e => {
+                setCurrentInstance(ctx);
+                throw e;
+            });
+        }
+        return [awaitable, () => setCurrentInstance(ctx)];
+    }
+
+    // Actual implementation
+    function h(type, propsOrChildren, children) {
+        const l = arguments.length;
+        if (l === 2) {
+            if (isObject(propsOrChildren) && !isArray(propsOrChildren)) {
+                // single vnode without props
+                if (isVNode(propsOrChildren)) {
+                    return createVNode(type, null, [propsOrChildren]);
+                }
+                // props without children
+                return createVNode(type, propsOrChildren);
+            }
+            else {
+                // omit props
+                return createVNode(type, null, propsOrChildren);
+            }
+        }
+        else {
+            if (l > 3) {
+                children = Array.prototype.slice.call(arguments, 2);
+            }
+            else if (l === 3 && isVNode(children)) {
+                children = [children];
+            }
+            return createVNode(type, propsOrChildren, children);
+        }
+    }
+
+    const ssrContextKey = Symbol(`ssrContext` );
+    const useSSRContext = () => {
+        {
+            warn$1(`useSSRContext() is not supported in the global build.`);
+        }
+    };
+
+    function initCustomFormatter() {
+        /* eslint-disable no-restricted-globals */
+        if (typeof window === 'undefined') {
+            return;
+        }
+        const vueStyle = { style: 'color:#3ba776' };
+        const numberStyle = { style: 'color:#0b1bc9' };
+        const stringStyle = { style: 'color:#b62e24' };
+        const keywordStyle = { style: 'color:#9d288c' };
+        // custom formatter for Chrome
+        // https://www.mattzeunert.com/2016/02/19/custom-chrome-devtools-object-formatters.html
+        const formatter = {
+            header(obj) {
+                // TODO also format ComponentPublicInstance & ctx.slots/attrs in setup
+                if (!isObject(obj)) {
+                    return null;
+                }
+                if (obj.__isVue) {
+                    return ['div', vueStyle, `VueInstance`];
+                }
+                else if (isRef(obj)) {
+                    return [
+                        'div',
+                        {},
+                        ['span', vueStyle, genRefFlag(obj)],
+                        '<',
+                        formatValue(obj.value),
+                        `>`
+                    ];
+                }
+                else if (isReactive(obj)) {
+                    return [
+                        'div',
+                        {},
+                        ['span', vueStyle, isShallow(obj) ? 'ShallowReactive' : 'Reactive'],
+                        '<',
+                        formatValue(obj),
+                        `>${isReadonly(obj) ? ` (readonly)` : ``}`
+                    ];
+                }
+                else if (isReadonly(obj)) {
+                    return [
+                        'div',
+                        {},
+                        ['span', vueStyle, isShallow(obj) ? 'ShallowReadonly' : 'Readonly'],
+                        '<',
+                        formatValue(obj),
+                        '>'
+                    ];
+                }
+                return null;
+            },
+            hasBody(obj) {
+                return obj && obj.__isVue;
+            },
+            body(obj) {
+                if (obj && obj.__isVue) {
+                    return [
+                        'div',
+                        {},
+                        ...formatInstance(obj.$)
+                    ];
+                }
+            }
+        };
+        function formatInstance(instance) {
+            const blocks = [];
+            if (instance.type.props && instance.props) {
+                blocks.push(createInstanceBlock('props', toRaw(instance.props)));
+            }
+            if (instance.setupState !== EMPTY_OBJ) {
+                blocks.push(createInstanceBlock('setup', instance.setupState));
+            }
+            if (instance.data !== EMPTY_OBJ) {
+                blocks.push(createInstanceBlock('data', toRaw(instance.data)));
+            }
+            const computed = extractKeys(instance, 'computed');
+            if (computed) {
+                blocks.push(createInstanceBlock('computed', computed));
+            }
+            const injected = extractKeys(instance, 'inject');
+            if (injected) {
+                blocks.push(createInstanceBlock('injected', injected));
+            }
+            blocks.push([
+                'div',
+                {},
+                [
+                    'span',
+                    {
+                        style: keywordStyle.style + ';opacity:0.66'
+                    },
+                    '$ (internal): '
+                ],
+                ['object', { object: instance }]
+            ]);
+            return blocks;
+        }
+        function createInstanceBlock(type, target) {
+            target = extend({}, target);
+            if (!Object.keys(target).length) {
+                return ['span', {}];
+            }
+            return [
+                'div',
+                { style: 'line-height:1.25em;margin-bottom:0.6em' },
+                [
+                    'div',
+                    {
+                        style: 'color:#476582'
+                    },
+                    type
+                ],
+                [
+                    'div',
+                    {
+                        style: 'padding-left:1.25em'
+                    },
+                    ...Object.keys(target).map(key => {
+                        return [
+                            'div',
+                            {},
+                            ['span', keywordStyle, key + ': '],
+                            formatValue(target[key], false)
+                        ];
+                    })
+                ]
+            ];
+        }
+        function formatValue(v, asRaw = true) {
+            if (typeof v === 'number') {
+                return ['span', numberStyle, v];
+            }
+            else if (typeof v === 'string') {
+                return ['span', stringStyle, JSON.stringify(v)];
+            }
+            else if (typeof v === 'boolean') {
+                return ['span', keywordStyle, v];
+            }
+            else if (isObject(v)) {
+                return ['object', { object: asRaw ? toRaw(v) : v }];
+            }
+            else {
+                return ['span', stringStyle, String(v)];
+            }
+        }
+        function extractKeys(instance, type) {
+            const Comp = instance.type;
+            if (isFunction(Comp)) {
+                return;
+            }
+            const extracted = {};
+            for (const key in instance.ctx) {
+                if (isKeyOfType(Comp, key, type)) {
+                    extracted[key] = instance.ctx[key];
+                }
+            }
+            return extracted;
+        }
+        function isKeyOfType(Comp, key, type) {
+            const opts = Comp[type];
+            if ((isArray(opts) && opts.includes(key)) ||
+                (isObject(opts) && key in opts)) {
+                return true;
+            }
+            if (Comp.extends && isKeyOfType(Comp.extends, key, type)) {
+                return true;
+            }
+            if (Comp.mixins && Comp.mixins.some(m => isKeyOfType(m, key, type))) {
+                return true;
+            }
+        }
+        function genRefFlag(v) {
+            if (isShallow(v)) {
+                return `ShallowRef`;
+            }
+            if (v.effect) {
+                return `ComputedRef`;
+            }
+            return `Ref`;
+        }
+        if (window.devtoolsFormatters) {
+            window.devtoolsFormatters.push(formatter);
+        }
+        else {
+            window.devtoolsFormatters = [formatter];
+        }
+    }
+
+    function withMemo(memo, render, cache, index) {
+        const cached = cache[index];
+        if (cached && isMemoSame(cached, memo)) {
+            return cached;
+        }
+        const ret = render();
+        // shallow clone
+        ret.memo = memo.slice();
+        return (cache[index] = ret);
+    }
+    function isMemoSame(cached, memo) {
+        const prev = cached.memo;
+        if (prev.length != memo.length) {
+            return false;
+        }
+        for (let i = 0; i < prev.length; i++) {
+            if (hasChanged(prev[i], memo[i])) {
+                return false;
+            }
+        }
+        // make sure to let parent block track it when returning cached
+        if (isBlockTreeEnabled > 0 && currentBlock) {
+            currentBlock.push(cached);
+        }
+        return true;
+    }
+
+    // Core API ------------------------------------------------------------------
+    const version = "3.2.36";
+    /**
+     * SSR utils for \@vue/server-renderer. Only exposed in cjs builds.
+     * @internal
+     */
+    const ssrUtils = (null);
+    /**
+     * @internal only exposed in compat builds
+     */
+    const resolveFilter = null;
+    /**
+     * @internal only exposed in compat builds.
+     */
+    const compatUtils = (null);
+
+    const svgNS = 'http://www.w3.org/2000/svg';
+    const doc = (typeof document !== 'undefined' ? document : null);
+    const templateContainer = doc && /*#__PURE__*/ doc.createElement('template');
+    const nodeOps = {
+        insert: (child, parent, anchor) => {
+            parent.insertBefore(child, anchor || null);
+        },
+        remove: child => {
+            const parent = child.parentNode;
+            if (parent) {
+                parent.removeChild(child);
+            }
+        },
+        createElement: (tag, isSVG, is, props) => {
+            const el = isSVG
+                ? doc.createElementNS(svgNS, tag)
+                : doc.createElement(tag, is ? { is } : undefined);
+            if (tag === 'select' && props && props.multiple != null) {
+                el.setAttribute('multiple', props.multiple);
+            }
+            return el;
+        },
+        createText: text => doc.createTextNode(text),
+        createComment: text => doc.createComment(text),
+        setText: (node, text) => {
+            node.nodeValue = text;
+        },
+        setElementText: (el, text) => {
+            el.textContent = text;
+        },
+        parentNode: node => node.parentNode,
+        nextSibling: node => node.nextSibling,
+        querySelector: selector => doc.querySelector(selector),
+        setScopeId(el, id) {
+            el.setAttribute(id, '');
+        },
+        cloneNode(el) {
+            const cloned = el.cloneNode(true);
+            // #3072
+            // - in `patchDOMProp`, we store the actual value in the `el._value` property.
+            // - normally, elements using `:value` bindings will not be hoisted, but if
+            //   the bound value is a constant, e.g. `:value="true"` - they do get
+            //   hoisted.
+            // - in production, hoisted nodes are cloned when subsequent inserts, but
+            //   cloneNode() does not copy the custom property we attached.
+            // - This may need to account for other custom DOM properties we attach to
+            //   elements in addition to `_value` in the future.
+            if (`_value` in el) {
+                cloned._value = el._value;
+            }
+            return cloned;
+        },
+        // __UNSAFE__
+        // Reason: innerHTML.
+        // Static content here can only come from compiled templates.
+        // As long as the user only uses trusted templates, this is safe.
+        insertStaticContent(content, parent, anchor, isSVG, start, end) {
+            // <parent> before | first ... last | anchor </parent>
+            const before = anchor ? anchor.previousSibling : parent.lastChild;
+            // #5308 can only take cached path if:
+            // - has a single root node
+            // - nextSibling info is still available
+            if (start && (start === end || start.nextSibling)) {
+                // cached
+                while (true) {
+                    parent.insertBefore(start.cloneNode(true), anchor);
+                    if (start === end || !(start = start.nextSibling))
+                        break;
+                }
+            }
+            else {
+                // fresh insert
+                templateContainer.innerHTML = isSVG ? `<svg>${content}</svg>` : content;
+                const template = templateContainer.content;
+                if (isSVG) {
+                    // remove outer svg wrapper
+                    const wrapper = template.firstChild;
+                    while (wrapper.firstChild) {
+                        template.appendChild(wrapper.firstChild);
+                    }
+                    template.removeChild(wrapper);
+                }
+                parent.insertBefore(template, anchor);
+            }
+            return [
+                // first
+                before ? before.nextSibling : parent.firstChild,
+                // last
+                anchor ? anchor.previousSibling : parent.lastChild
+            ];
+        }
+    };
+
+    // compiler should normalize class + :class bindings on the same element
+    // into a single binding ['staticClass', dynamic]
+    function patchClass(el, value, isSVG) {
+        // directly setting className should be faster than setAttribute in theory
+        // if this is an element during a transition, take the temporary transition
+        // classes into account.
+        const transitionClasses = el._vtc;
+        if (transitionClasses) {
+            value = (value ? [value, ...transitionClasses] : [...transitionClasses]).join(' ');
+        }
+        if (value == null) {
+            el.removeAttribute('class');
+        }
+        else if (isSVG) {
+            el.setAttribute('class', value);
+        }
+        else {
+            el.className = value;
+        }
+    }
+
+    function patchStyle(el, prev, next) {
+        const style = el.style;
+        const isCssString = isString(next);
+        if (next && !isCssString) {
+            for (const key in next) {
+                setStyle(style, key, next[key]);
+            }
+            if (prev && !isString(prev)) {
+                for (const key in prev) {
+                    if (next[key] == null) {
+                        setStyle(style, key, '');
+                    }
+                }
+            }
+        }
+        else {
+            const currentDisplay = style.display;
+            if (isCssString) {
+                if (prev !== next) {
+                    style.cssText = next;
+                }
+            }
+            else if (prev) {
+                el.removeAttribute('style');
+            }
+            // indicates that the `display` of the element is controlled by `v-show`,
+            // so we always keep the current `display` value regardless of the `style`
+            // value, thus handing over control to `v-show`.
+            if ('_vod' in el) {
+                style.display = currentDisplay;
+            }
+        }
+    }
+    const importantRE = /\s*!important$/;
+    function setStyle(style, name, val) {
+        if (isArray(val)) {
+            val.forEach(v => setStyle(style, name, v));
+        }
+        else {
+            if (val == null)
+                val = '';
+            if (name.startsWith('--')) {
+                // custom property definition
+                style.setProperty(name, val);
+            }
+            else {
+                const prefixed = autoPrefix(style, name);
+                if (importantRE.test(val)) {
+                    // !important
+                    style.setProperty(hyphenate(prefixed), val.replace(importantRE, ''), 'important');
+                }
+                else {
+                    style[prefixed] = val;
+                }
+            }
+        }
+    }
+    const prefixes = ['Webkit', 'Moz', 'ms'];
+    const prefixCache = {};
+    function autoPrefix(style, rawName) {
+        const cached = prefixCache[rawName];
+        if (cached) {
+            return cached;
+        }
+        let name = camelize(rawName);
+        if (name !== 'filter' && name in style) {
+            return (prefixCache[rawName] = name);
+        }
+        name = capitalize(name);
+        for (let i = 0; i < prefixes.length; i++) {
+            const prefixed = prefixes[i] + name;
+            if (prefixed in style) {
+                return (prefixCache[rawName] = prefixed);
+            }
+        }
+        return rawName;
+    }
+
+    const xlinkNS = 'http://www.w3.org/1999/xlink';
+    function patchAttr(el, key, value, isSVG, instance) {
+        if (isSVG && key.startsWith('xlink:')) {
+            if (value == null) {
+                el.removeAttributeNS(xlinkNS, key.slice(6, key.length));
+            }
+            else {
+                el.setAttributeNS(xlinkNS, key, value);
+            }
+        }
+        else {
+            // note we are only checking boolean attributes that don't have a
+            // corresponding dom prop of the same name here.
+            const isBoolean = isSpecialBooleanAttr(key);
+            if (value == null || (isBoolean && !includeBooleanAttr(value))) {
+                el.removeAttribute(key);
+            }
+            else {
+                el.setAttribute(key, isBoolean ? '' : value);
+            }
+        }
+    }
+
+    // __UNSAFE__
+    // functions. The user is responsible for using them with only trusted content.
+    function patchDOMProp(el, key, value,
+                          // the following args are passed only due to potential innerHTML/textContent
+                          // overriding existing VNodes, in which case the old tree must be properly
+                          // unmounted.
+                          prevChildren, parentComponent, parentSuspense, unmountChildren) {
+        if (key === 'innerHTML' || key === 'textContent') {
+            if (prevChildren) {
+                unmountChildren(prevChildren, parentComponent, parentSuspense);
+            }
+            el[key] = value == null ? '' : value;
+            return;
+        }
+        if (key === 'value' &&
+            el.tagName !== 'PROGRESS' &&
+            // custom elements may use _value internally
+            !el.tagName.includes('-')) {
+            // store value as _value as well since
+            // non-string values will be stringified.
+            el._value = value;
+            const newValue = value == null ? '' : value;
+            if (el.value !== newValue ||
+                // #4956: always set for OPTION elements because its value falls back to
+                // textContent if no value attribute is present. And setting .value for
+                // OPTION has no side effect
+                el.tagName === 'OPTION') {
+                el.value = newValue;
+            }
+            if (value == null) {
+                el.removeAttribute(key);
+            }
+            return;
+        }
+        let needRemove = false;
+        if (value === '' || value == null) {
+            const type = typeof el[key];
+            if (type === 'boolean') {
+                // e.g. <select multiple> compiles to { multiple: '' }
+                value = includeBooleanAttr(value);
+            }
+            else if (value == null && type === 'string') {
+                // e.g. <div :id="null">
+                value = '';
+                needRemove = true;
+            }
+            else if (type === 'number') {
+                // e.g. <img :width="null">
+                // the value of some IDL attr must be greater than 0, e.g. input.size = 0 -> error
+                value = 0;
+                needRemove = true;
+            }
+        }
+        // some properties perform value validation and throw,
+        // some properties has getter, no setter, will error in 'use strict'
+        // eg. <select :type="null"></select> <select :willValidate="null"></select>
+        try {
+            el[key] = value;
+        }
+        catch (e) {
+            {
+                warn$1(`Failed setting prop "${key}" on <${el.tagName.toLowerCase()}>: ` +
+                    `value ${value} is invalid.`, e);
+            }
+        }
+        needRemove && el.removeAttribute(key);
+    }
+
+    // Async edge case fix requires storing an event listener's attach timestamp.
+    const [_getNow, skipTimestampCheck] = /*#__PURE__*/ (() => {
+        let _getNow = Date.now;
+        let skipTimestampCheck = false;
+        if (typeof window !== 'undefined') {
+            // Determine what event timestamp the browser is using. Annoyingly, the
+            // timestamp can either be hi-res (relative to page load) or low-res
+            // (relative to UNIX epoch), so in order to compare time we have to use the
+            // same timestamp type when saving the flush timestamp.
+            if (Date.now() > document.createEvent('Event').timeStamp) {
+                // if the low-res timestamp which is bigger than the event timestamp
+                // (which is evaluated AFTER) it means the event is using a hi-res timestamp,
+                // and we need to use the hi-res version for event listeners as well.
+                _getNow = performance.now.bind(performance);
+            }
+            // #3485: Firefox <= 53 has incorrect Event.timeStamp implementation
+            // and does not fire microtasks in between event propagation, so safe to exclude.
+            const ffMatch = navigator.userAgent.match(/firefox\/(\d+)/i);
+            skipTimestampCheck = !!(ffMatch && Number(ffMatch[1]) <= 53);
+        }
+        return [_getNow, skipTimestampCheck];
+    })();
+    // To avoid the overhead of repeatedly calling performance.now(), we cache
+    // and use the same timestamp for all event listeners attached in the same tick.
+    let cachedNow = 0;
+    const p = /*#__PURE__*/ Promise.resolve();
+    const reset = () => {
+        cachedNow = 0;
+    };
+    const getNow = () => cachedNow || (p.then(reset), (cachedNow = _getNow()));
+    function addEventListener(el, event, handler, options) {
+        el.addEventListener(event, handler, options);
+    }
+    function removeEventListener(el, event, handler, options) {
+        el.removeEventListener(event, handler, options);
+    }
+    function patchEvent(el, rawName, prevValue, nextValue, instance = null) {
+        // vei = vue event invokers
+        const invokers = el._vei || (el._vei = {});
+        const existingInvoker = invokers[rawName];
+        if (nextValue && existingInvoker) {
+            // patch
+            existingInvoker.value = nextValue;
+        }
+        else {
+            const [name, options] = parseName(rawName);
+            if (nextValue) {
+                // add
+                const invoker = (invokers[rawName] = createInvoker(nextValue, instance));
+                addEventListener(el, name, invoker, options);
+            }
+            else if (existingInvoker) {
+                // remove
+                removeEventListener(el, name, existingInvoker, options);
+                invokers[rawName] = undefined;
+            }
+        }
+    }
+    const optionsModifierRE = /(?:Once|Passive|Capture)$/;
+    function parseName(name) {
+        let options;
+        if (optionsModifierRE.test(name)) {
+            options = {};
+            let m;
+            while ((m = name.match(optionsModifierRE))) {
+                name = name.slice(0, name.length - m[0].length);
+                options[m[0].toLowerCase()] = true;
+            }
+        }
+        return [hyphenate(name.slice(2)), options];
+    }
+    function createInvoker(initialValue, instance) {
+        const invoker = (e) => {
+            // async edge case #6566: inner click event triggers patch, event handler
+            // attached to outer element during patch, and triggered again. This
+            // happens because browsers fire microtask ticks between event propagation.
+            // the solution is simple: we save the timestamp when a handler is attached,
+            // and the handler would only fire if the event passed to it was fired
+            // AFTER it was attached.
+            const timeStamp = e.timeStamp || _getNow();
+            if (skipTimestampCheck || timeStamp >= invoker.attached - 1) {
+                callWithAsyncErrorHandling(patchStopImmediatePropagation(e, invoker.value), instance, 5 /* NATIVE_EVENT_HANDLER */, [e]);
+            }
+        };
+        invoker.value = initialValue;
+        invoker.attached = getNow();
+        return invoker;
+    }
+    function patchStopImmediatePropagation(e, value) {
+        if (isArray(value)) {
+            const originalStop = e.stopImmediatePropagation;
+            e.stopImmediatePropagation = () => {
+                originalStop.call(e);
+                e._stopped = true;
+            };
+            return value.map(fn => (e) => !e._stopped && fn && fn(e));
+        }
+        else {
+            return value;
+        }
+    }
+
+    const nativeOnRE = /^on[a-z]/;
+    const patchProp = (el, key, prevValue, nextValue, isSVG = false, prevChildren, parentComponent, parentSuspense, unmountChildren) => {
+        if (key === 'class') {
+            patchClass(el, nextValue, isSVG);
+        }
+        else if (key === 'style') {
+            patchStyle(el, prevValue, nextValue);
+        }
+        else if (isOn(key)) {
+            // ignore v-model listeners
+            if (!isModelListener(key)) {
+                patchEvent(el, key, prevValue, nextValue, parentComponent);
+            }
+        }
+        else if (key[0] === '.'
+            ? ((key = key.slice(1)), true)
+            : key[0] === '^'
+                ? ((key = key.slice(1)), false)
+                : shouldSetAsProp(el, key, nextValue, isSVG)) {
+            patchDOMProp(el, key, nextValue, prevChildren, parentComponent, parentSuspense, unmountChildren);
+        }
+        else {
+            // special case for <input v-model type="checkbox"> with
+            // :true-value & :false-value
+            // store value as dom properties since non-string values will be
+            // stringified.
+            if (key === 'true-value') {
+                el._trueValue = nextValue;
+            }
+            else if (key === 'false-value') {
+                el._falseValue = nextValue;
+            }
+            patchAttr(el, key, nextValue, isSVG);
+        }
+    };
+    function shouldSetAsProp(el, key, value, isSVG) {
+        if (isSVG) {
+            // most keys must be set as attribute on svg elements to work
+            // ...except innerHTML & textContent
+            if (key === 'innerHTML' || key === 'textContent') {
+                return true;
+            }
+            // or native onclick with function values
+            if (key in el && nativeOnRE.test(key) && isFunction(value)) {
+                return true;
+            }
+            return false;
+        }
+        // these are enumerated attrs, however their corresponding DOM properties
+        // are actually booleans - this leads to setting it with a string "false"
+        // value leading it to be coerced to `true`, so we need to always treat
+        // them as attributes.
+        // Note that `contentEditable` doesn't have this problem: its DOM
+        // property is also enumerated string values.
+        if (key === 'spellcheck' || key === 'draggable' || key === 'translate') {
+            return false;
+        }
+        // #1787, #2840 form property on form elements is readonly and must be set as
+        // attribute.
+        if (key === 'form') {
+            return false;
+        }
+        // #1526 <input list> must be set as attribute
+        if (key === 'list' && el.tagName === 'INPUT') {
+            return false;
+        }
+        // #2766 <textarea type> must be set as attribute
+        if (key === 'type' && el.tagName === 'TEXTAREA') {
+            return false;
+        }
+        // native onclick with string value, must be set as attribute
+        if (nativeOnRE.test(key) && isString(value)) {
+            return false;
+        }
+        return key in el;
+    }
+
+    function defineCustomElement(options, hydrate) {
+        const Comp = defineComponent(options);
+        class VueCustomElement extends VueElement {
+            constructor(initialProps) {
+                super(Comp, initialProps, hydrate);
+            }
+        }
+        VueCustomElement.def = Comp;
+        return VueCustomElement;
+    }
+    const defineSSRCustomElement = ((options) => {
+        // @ts-ignore
+        return defineCustomElement(options, hydrate);
+    });
+    const BaseClass = (typeof HTMLElement !== 'undefined' ? HTMLElement : class {
+    });
+    class VueElement extends BaseClass {
+        constructor(_def, _props = {}, hydrate) {
+            super();
+            this._def = _def;
+            this._props = _props;
+            /**
+             * @internal
+             */
+            this._instance = null;
+            this._connected = false;
+            this._resolved = false;
+            this._numberProps = null;
+            if (this.shadowRoot && hydrate) {
+                hydrate(this._createVNode(), this.shadowRoot);
+            }
+            else {
+                if (this.shadowRoot) {
+                    warn$1(`Custom element has pre-rendered declarative shadow root but is not ` +
+                        `defined as hydratable. Use \`defineSSRCustomElement\`.`);
+                }
+                this.attachShadow({ mode: 'open' });
+            }
+        }
+        connectedCallback() {
+            this._connected = true;
+            if (!this._instance) {
+                this._resolveDef();
+            }
+        }
+        disconnectedCallback() {
+            this._connected = false;
+            nextTick(() => {
+                if (!this._connected) {
+                    render(null, this.shadowRoot);
+                    this._instance = null;
+                }
+            });
+        }
+        /**
+         * resolve inner component definition (handle possible async component)
+         */
+        _resolveDef() {
+            if (this._resolved) {
+                return;
+            }
+            this._resolved = true;
+            // set initial attrs
+            for (let i = 0; i < this.attributes.length; i++) {
+                this._setAttr(this.attributes[i].name);
+            }
+            // watch future attr changes
+            new MutationObserver(mutations => {
+                for (const m of mutations) {
+                    this._setAttr(m.attributeName);
+                }
+            }).observe(this, { attributes: true });
+            const resolve = (def) => {
+                const { props, styles } = def;
+                const hasOptions = !isArray(props);
+                const rawKeys = props ? (hasOptions ? Object.keys(props) : props) : [];
+                // cast Number-type props set before resolve
+                let numberProps;
+                if (hasOptions) {
+                    for (const key in this._props) {
+                        const opt = props[key];
+                        if (opt === Number || (opt && opt.type === Number)) {
+                            this._props[key] = toNumber(this._props[key]);
+                            (numberProps || (numberProps = Object.create(null)))[key] = true;
+                        }
+                    }
+                }
+                this._numberProps = numberProps;
+                // check if there are props set pre-upgrade or connect
+                for (const key of Object.keys(this)) {
+                    if (key[0] !== '_') {
+                        this._setProp(key, this[key], true, false);
+                    }
+                }
+                // defining getter/setters on prototype
+                for (const key of rawKeys.map(camelize)) {
+                    Object.defineProperty(this, key, {
+                        get() {
+                            return this._getProp(key);
+                        },
+                        set(val) {
+                            this._setProp(key, val);
+                        }
+                    });
+                }
+                // apply CSS
+                this._applyStyles(styles);
+                // initial render
+                this._update();
+            };
+            const asyncDef = this._def.__asyncLoader;
+            if (asyncDef) {
+                asyncDef().then(resolve);
+            }
+            else {
+                resolve(this._def);
+            }
+        }
+        _setAttr(key) {
+            let value = this.getAttribute(key);
+            if (this._numberProps && this._numberProps[key]) {
+                value = toNumber(value);
+            }
+            this._setProp(camelize(key), value, false);
+        }
+        /**
+         * @internal
+         */
+        _getProp(key) {
+            return this._props[key];
+        }
+        /**
+         * @internal
+         */
+        _setProp(key, val, shouldReflect = true, shouldUpdate = true) {
+            if (val !== this._props[key]) {
+                this._props[key] = val;
+                if (shouldUpdate && this._instance) {
+                    this._update();
+                }
+                // reflect
+                if (shouldReflect) {
+                    if (val === true) {
+                        this.setAttribute(hyphenate(key), '');
+                    }
+                    else if (typeof val === 'string' || typeof val === 'number') {
+                        this.setAttribute(hyphenate(key), val + '');
+                    }
+                    else if (!val) {
+                        this.removeAttribute(hyphenate(key));
+                    }
+                }
+            }
+        }
+        _update() {
+            render(this._createVNode(), this.shadowRoot);
+        }
+        _createVNode() {
+            const vnode = createVNode(this._def, extend({}, this._props));
+            if (!this._instance) {
+                vnode.ce = instance => {
+                    this._instance = instance;
+                    instance.isCE = true;
+                    // HMR
+                    {
+                        instance.ceReload = newStyles => {
+                            // always reset styles
+                            if (this._styles) {
+                                this._styles.forEach(s => this.shadowRoot.removeChild(s));
+                                this._styles.length = 0;
+                            }
+                            this._applyStyles(newStyles);
+                            // if this is an async component, ceReload is called from the inner
+                            // component so no need to reload the async wrapper
+                            if (!this._def.__asyncLoader) {
+                                // reload
+                                this._instance = null;
+                                this._update();
+                            }
+                        };
+                    }
+                    // intercept emit
+                    instance.emit = (event, ...args) => {
+                        this.dispatchEvent(new CustomEvent(event, {
+                            detail: args
+                        }));
+                    };
+                    // locate nearest Vue custom element parent for provide/inject
+                    let parent = this;
+                    while ((parent =
+                        parent && (parent.parentNode || parent.host))) {
+                        if (parent instanceof VueElement) {
+                            instance.parent = parent._instance;
+                            break;
+                        }
+                    }
+                };
+            }
+            return vnode;
+        }
+        _applyStyles(styles) {
+            if (styles) {
+                styles.forEach(css => {
+                    const s = document.createElement('style');
+                    s.textContent = css;
+                    this.shadowRoot.appendChild(s);
+                    // record for HMR
+                    {
+                        (this._styles || (this._styles = [])).push(s);
+                    }
+                });
+            }
+        }
+    }
+
+    function useCssModule(name = '$style') {
+        /* istanbul ignore else */
+        {
+            {
+                warn$1(`useCssModule() is not supported in the global build.`);
+            }
+            return EMPTY_OBJ;
+        }
+    }
+
+    /**
+     * Runtime helper for SFC's CSS variable injection feature.
+     * @private
+     */
+    function useCssVars(getter) {
+        const instance = getCurrentInstance();
+        /* istanbul ignore next */
+        if (!instance) {
+            warn$1(`useCssVars is called without current active component instance.`);
+            return;
+        }
+        const setVars = () => setVarsOnVNode(instance.subTree, getter(instance.proxy));
+        watchPostEffect(setVars);
+        onMounted(() => {
+            const ob = new MutationObserver(setVars);
+            ob.observe(instance.subTree.el.parentNode, { childList: true });
+            onUnmounted(() => ob.disconnect());
+        });
+    }
+    function setVarsOnVNode(vnode, vars) {
+        if (vnode.shapeFlag & 128 /* SUSPENSE */) {
+            const suspense = vnode.suspense;
+            vnode = suspense.activeBranch;
+            if (suspense.pendingBranch && !suspense.isHydrating) {
+                suspense.effects.push(() => {
+                    setVarsOnVNode(suspense.activeBranch, vars);
+                });
+            }
+        }
+        // drill down HOCs until it's a non-component vnode
+        while (vnode.component) {
+            vnode = vnode.component.subTree;
+        }
+        if (vnode.shapeFlag & 1 /* ELEMENT */ && vnode.el) {
+            setVarsOnNode(vnode.el, vars);
+        }
+        else if (vnode.type === Fragment) {
+            vnode.children.forEach(c => setVarsOnVNode(c, vars));
+        }
+        else if (vnode.type === Static) {
+            let { el, anchor } = vnode;
+            while (el) {
+                setVarsOnNode(el, vars);
+                if (el === anchor)
+                    break;
+                el = el.nextSibling;
+            }
+        }
+    }
+    function setVarsOnNode(el, vars) {
+        if (el.nodeType === 1) {
+            const style = el.style;
+            for (const key in vars) {
+                style.setProperty(`--${key}`, vars[key]);
+            }
+        }
+    }
+
+    const TRANSITION = 'transition';
+    const ANIMATION = 'animation';
+    // DOM Transition is a higher-order-component based on the platform-agnostic
+    // base Transition component, with DOM-specific logic.
+    const Transition = (props, { slots }) => h(BaseTransition, resolveTransitionProps(props), slots);
+    Transition.displayName = 'Transition';
+    const DOMTransitionPropsValidators = {
+        name: String,
+        type: String,
+        css: {
+            type: Boolean,
+            default: true
+        },
+        duration: [String, Number, Object],
+        enterFromClass: String,
+        enterActiveClass: String,
+        enterToClass: String,
+        appearFromClass: String,
+        appearActiveClass: String,
+        appearToClass: String,
+        leaveFromClass: String,
+        leaveActiveClass: String,
+        leaveToClass: String
+    };
+    const TransitionPropsValidators = (Transition.props =
+        /*#__PURE__*/ extend({}, BaseTransition.props, DOMTransitionPropsValidators));
+    /**
+     * #3227 Incoming hooks may be merged into arrays when wrapping Transition
+     * with custom HOCs.
+     */
+    const callHook$1 = (hook, args = []) => {
+        if (isArray(hook)) {
+            hook.forEach(h => h(...args));
+        }
+        else if (hook) {
+            hook(...args);
+        }
+    };
+    /**
+     * Check if a hook expects a callback (2nd arg), which means the user
+     * intends to explicitly control the end of the transition.
+     */
+    const hasExplicitCallback = (hook) => {
+        return hook
+            ? isArray(hook)
+                ? hook.some(h => h.length > 1)
+                : hook.length > 1
+            : false;
+    };
+    function resolveTransitionProps(rawProps) {
+        const baseProps = {};
+        for (const key in rawProps) {
+            if (!(key in DOMTransitionPropsValidators)) {
+                baseProps[key] = rawProps[key];
+            }
+        }
+        if (rawProps.css === false) {
+            return baseProps;
+        }
+        const { name = 'v', type, duration, enterFromClass = `${name}-enter-from`, enterActiveClass = `${name}-enter-active`, enterToClass = `${name}-enter-to`, appearFromClass = enterFromClass, appearActiveClass = enterActiveClass, appearToClass = enterToClass, leaveFromClass = `${name}-leave-from`, leaveActiveClass = `${name}-leave-active`, leaveToClass = `${name}-leave-to` } = rawProps;
+        const durations = normalizeDuration(duration);
+        const enterDuration = durations && durations[0];
+        const leaveDuration = durations && durations[1];
+        const { onBeforeEnter, onEnter, onEnterCancelled, onLeave, onLeaveCancelled, onBeforeAppear = onBeforeEnter, onAppear = onEnter, onAppearCancelled = onEnterCancelled } = baseProps;
+        const finishEnter = (el, isAppear, done) => {
+            removeTransitionClass(el, isAppear ? appearToClass : enterToClass);
+            removeTransitionClass(el, isAppear ? appearActiveClass : enterActiveClass);
+            done && done();
+        };
+        const finishLeave = (el, done) => {
+            el._isLeaving = false;
+            removeTransitionClass(el, leaveFromClass);
+            removeTransitionClass(el, leaveToClass);
+            removeTransitionClass(el, leaveActiveClass);
+            done && done();
+        };
+        const makeEnterHook = (isAppear) => {
+            return (el, done) => {
+                const hook = isAppear ? onAppear : onEnter;
+                const resolve = () => finishEnter(el, isAppear, done);
+                callHook$1(hook, [el, resolve]);
+                nextFrame(() => {
+                    removeTransitionClass(el, isAppear ? appearFromClass : enterFromClass);
+                    addTransitionClass(el, isAppear ? appearToClass : enterToClass);
+                    if (!hasExplicitCallback(hook)) {
+                        whenTransitionEnds(el, type, enterDuration, resolve);
+                    }
+                });
+            };
+        };
+        return extend(baseProps, {
+            onBeforeEnter(el) {
+                callHook$1(onBeforeEnter, [el]);
+                addTransitionClass(el, enterFromClass);
+                addTransitionClass(el, enterActiveClass);
+            },
+            onBeforeAppear(el) {
+                callHook$1(onBeforeAppear, [el]);
+                addTransitionClass(el, appearFromClass);
+                addTransitionClass(el, appearActiveClass);
+            },
+            onEnter: makeEnterHook(false),
+            onAppear: makeEnterHook(true),
+            onLeave(el, done) {
+                el._isLeaving = true;
+                const resolve = () => finishLeave(el, done);
+                addTransitionClass(el, leaveFromClass);
+                // force reflow so *-leave-from classes immediately take effect (#2593)
+                forceReflow();
+                addTransitionClass(el, leaveActiveClass);
+                nextFrame(() => {
+                    if (!el._isLeaving) {
+                        // cancelled
+                        return;
+                    }
+                    removeTransitionClass(el, leaveFromClass);
+                    addTransitionClass(el, leaveToClass);
+                    if (!hasExplicitCallback(onLeave)) {
+                        whenTransitionEnds(el, type, leaveDuration, resolve);
+                    }
+                });
+                callHook$1(onLeave, [el, resolve]);
+            },
+            onEnterCancelled(el) {
+                finishEnter(el, false);
+                callHook$1(onEnterCancelled, [el]);
+            },
+            onAppearCancelled(el) {
+                finishEnter(el, true);
+                callHook$1(onAppearCancelled, [el]);
+            },
+            onLeaveCancelled(el) {
+                finishLeave(el);
+                callHook$1(onLeaveCancelled, [el]);
+            }
+        });
+    }
+    function normalizeDuration(duration) {
+        if (duration == null) {
+            return null;
+        }
+        else if (isObject(duration)) {
+            return [NumberOf(duration.enter), NumberOf(duration.leave)];
+        }
+        else {
+            const n = NumberOf(duration);
+            return [n, n];
+        }
+    }
+    function NumberOf(val) {
+        const res = toNumber(val);
+        validateDuration(res);
+        return res;
+    }
+    function validateDuration(val) {
+        if (typeof val !== 'number') {
+            warn$1(`<transition> explicit duration is not a valid number - ` +
+                `got ${JSON.stringify(val)}.`);
+        }
+        else if (isNaN(val)) {
+            warn$1(`<transition> explicit duration is NaN - ` +
+                'the duration expression might be incorrect.');
+        }
+    }
+    function addTransitionClass(el, cls) {
+        cls.split(/\s+/).forEach(c => c && el.classList.add(c));
+        (el._vtc ||
+            (el._vtc = new Set())).add(cls);
+    }
+    function removeTransitionClass(el, cls) {
+        cls.split(/\s+/).forEach(c => c && el.classList.remove(c));
+        const { _vtc } = el;
+        if (_vtc) {
+            _vtc.delete(cls);
+            if (!_vtc.size) {
+                el._vtc = undefined;
+            }
+        }
+    }
+    function nextFrame(cb) {
+        requestAnimationFrame(() => {
+            requestAnimationFrame(cb);
+        });
+    }
+    let endId = 0;
+    function whenTransitionEnds(el, expectedType, explicitTimeout, resolve) {
+        const id = (el._endId = ++endId);
+        const resolveIfNotStale = () => {
+            if (id === el._endId) {
+                resolve();
+            }
+        };
+        if (explicitTimeout) {
+            return setTimeout(resolveIfNotStale, explicitTimeout);
+        }
+        const { type, timeout, propCount } = getTransitionInfo(el, expectedType);
+        if (!type) {
+            return resolve();
+        }
+        const endEvent = type + 'end';
+        let ended = 0;
+        const end = () => {
+            el.removeEventListener(endEvent, onEnd);
+            resolveIfNotStale();
+        };
+        const onEnd = (e) => {
+            if (e.target === el && ++ended >= propCount) {
+                end();
+            }
+        };
+        setTimeout(() => {
+            if (ended < propCount) {
+                end();
+            }
+        }, timeout + 1);
+        el.addEventListener(endEvent, onEnd);
+    }
+    function getTransitionInfo(el, expectedType) {
+        const styles = window.getComputedStyle(el);
+        // JSDOM may return undefined for transition properties
+        const getStyleProperties = (key) => (styles[key] || '').split(', ');
+        const transitionDelays = getStyleProperties(TRANSITION + 'Delay');
+        const transitionDurations = getStyleProperties(TRANSITION + 'Duration');
+        const transitionTimeout = getTimeout(transitionDelays, transitionDurations);
+        const animationDelays = getStyleProperties(ANIMATION + 'Delay');
+        const animationDurations = getStyleProperties(ANIMATION + 'Duration');
+        const animationTimeout = getTimeout(animationDelays, animationDurations);
+        let type = null;
+        let timeout = 0;
+        let propCount = 0;
+        /* istanbul ignore if */
+        if (expectedType === TRANSITION) {
+            if (transitionTimeout > 0) {
+                type = TRANSITION;
+                timeout = transitionTimeout;
+                propCount = transitionDurations.length;
+            }
+        }
+        else if (expectedType === ANIMATION) {
+            if (animationTimeout > 0) {
+                type = ANIMATION;
+                timeout = animationTimeout;
+                propCount = animationDurations.length;
+            }
+        }
+        else {
+            timeout = Math.max(transitionTimeout, animationTimeout);
+            type =
+                timeout > 0
+                    ? transitionTimeout > animationTimeout
+                        ? TRANSITION
+                        : ANIMATION
+                    : null;
+            propCount = type
+                ? type === TRANSITION
+                    ? transitionDurations.length
+                    : animationDurations.length
+                : 0;
+        }
+        const hasTransform = type === TRANSITION &&
+            /\b(transform|all)(,|$)/.test(styles[TRANSITION + 'Property']);
+        return {
+            type,
+            timeout,
+            propCount,
+            hasTransform
+        };
+    }
+    function getTimeout(delays, durations) {
+        while (delays.length < durations.length) {
+            delays = delays.concat(delays);
+        }
+        return Math.max(...durations.map((d, i) => toMs(d) + toMs(delays[i])));
+    }
+    // Old versions of Chromium (below 61.0.3163.100) formats floating pointer
+    // numbers in a locale-dependent way, using a comma instead of a dot.
+    // If comma is not replaced with a dot, the input will be rounded down
+    // (i.e. acting as a floor function) causing unexpected behaviors
+    function toMs(s) {
+        return Number(s.slice(0, -1).replace(',', '.')) * 1000;
+    }
+    // synchronously force layout to put elements into a certain state
+    function forceReflow() {
+        return document.body.offsetHeight;
+    }
+
+    const positionMap = new WeakMap();
+    const newPositionMap = new WeakMap();
+    const TransitionGroupImpl = {
+        name: 'TransitionGroup',
+        props: /*#__PURE__*/ extend({}, TransitionPropsValidators, {
+            tag: String,
+            moveClass: String
+        }),
+        setup(props, { slots }) {
+            const instance = getCurrentInstance();
+            const state = useTransitionState();
+            let prevChildren;
+            let children;
+            onUpdated(() => {
+                // children is guaranteed to exist after initial render
+                if (!prevChildren.length) {
+                    return;
+                }
+                const moveClass = props.moveClass || `${props.name || 'v'}-move`;
+                if (!hasCSSTransform(prevChildren[0].el, instance.vnode.el, moveClass)) {
+                    return;
+                }
+                // we divide the work into three loops to avoid mixing DOM reads and writes
+                // in each iteration - which helps prevent layout thrashing.
+                prevChildren.forEach(callPendingCbs);
+                prevChildren.forEach(recordPosition);
+                const movedChildren = prevChildren.filter(applyTranslation);
+                // force reflow to put everything in position
+                forceReflow();
+                movedChildren.forEach(c => {
+                    const el = c.el;
+                    const style = el.style;
+                    addTransitionClass(el, moveClass);
+                    style.transform = style.webkitTransform = style.transitionDuration = '';
+                    const cb = (el._moveCb = (e) => {
+                        if (e && e.target !== el) {
+                            return;
+                        }
+                        if (!e || /transform$/.test(e.propertyName)) {
+                            el.removeEventListener('transitionend', cb);
+                            el._moveCb = null;
+                            removeTransitionClass(el, moveClass);
+                        }
+                    });
+                    el.addEventListener('transitionend', cb);
+                });
+            });
+            return () => {
+                const rawProps = toRaw(props);
+                const cssTransitionProps = resolveTransitionProps(rawProps);
+                let tag = rawProps.tag || Fragment;
+                prevChildren = children;
+                children = slots.default ? getTransitionRawChildren(slots.default()) : [];
+                for (let i = 0; i < children.length; i++) {
+                    const child = children[i];
+                    if (child.key != null) {
+                        setTransitionHooks(child, resolveTransitionHooks(child, cssTransitionProps, state, instance));
+                    }
+                    else {
+                        warn$1(`<TransitionGroup> children must be keyed.`);
+                    }
+                }
+                if (prevChildren) {
+                    for (let i = 0; i < prevChildren.length; i++) {
+                        const child = prevChildren[i];
+                        setTransitionHooks(child, resolveTransitionHooks(child, cssTransitionProps, state, instance));
+                        positionMap.set(child, child.el.getBoundingClientRect());
+                    }
+                }
+                return createVNode(tag, null, children);
+            };
+        }
+    };
+    const TransitionGroup = TransitionGroupImpl;
+    function callPendingCbs(c) {
+        const el = c.el;
+        if (el._moveCb) {
+            el._moveCb();
+        }
+        if (el._enterCb) {
+            el._enterCb();
+        }
+    }
+    function recordPosition(c) {
+        newPositionMap.set(c, c.el.getBoundingClientRect());
+    }
+    function applyTranslation(c) {
+        const oldPos = positionMap.get(c);
+        const newPos = newPositionMap.get(c);
+        const dx = oldPos.left - newPos.left;
+        const dy = oldPos.top - newPos.top;
+        if (dx || dy) {
+            const s = c.el.style;
+            s.transform = s.webkitTransform = `translate(${dx}px,${dy}px)`;
+            s.transitionDuration = '0s';
+            return c;
+        }
+    }
+    function hasCSSTransform(el, root, moveClass) {
+        // Detect whether an element with the move class applied has
+        // CSS transitions. Since the element may be inside an entering
+        // transition at this very moment, we make a clone of it and remove
+        // all other transition classes applied to ensure only the move class
+        // is applied.
+        const clone = el.cloneNode();
+        if (el._vtc) {
+            el._vtc.forEach(cls => {
+                cls.split(/\s+/).forEach(c => c && clone.classList.remove(c));
+            });
+        }
+        moveClass.split(/\s+/).forEach(c => c && clone.classList.add(c));
+        clone.style.display = 'none';
+        const container = (root.nodeType === 1 ? root : root.parentNode);
+        container.appendChild(clone);
+        const { hasTransform } = getTransitionInfo(clone);
+        container.removeChild(clone);
+        return hasTransform;
+    }
+
+    const getModelAssigner = (vnode) => {
+        const fn = vnode.props['onUpdate:modelValue'] ||
+            (false );
+        return isArray(fn) ? value => invokeArrayFns(fn, value) : fn;
+    };
+    function onCompositionStart(e) {
+        e.target.composing = true;
+    }
+    function onCompositionEnd(e) {
+        const target = e.target;
+        if (target.composing) {
+            target.composing = false;
+            target.dispatchEvent(new Event('input'));
+        }
+    }
+    // We are exporting the v-model runtime directly as vnode hooks so that it can
+    // be tree-shaken in case v-model is never used.
+    const vModelText = {
+        created(el, { modifiers: { lazy, trim, number } }, vnode) {
+            el._assign = getModelAssigner(vnode);
+            const castToNumber = number || (vnode.props && vnode.props.type === 'number');
+            addEventListener(el, lazy ? 'change' : 'input', e => {
+                if (e.target.composing)
+                    return;
+                let domValue = el.value;
+                if (trim) {
+                    domValue = domValue.trim();
+                }
+                if (castToNumber) {
+                    domValue = toNumber(domValue);
+                }
+                el._assign(domValue);
+            });
+            if (trim) {
+                addEventListener(el, 'change', () => {
+                    el.value = el.value.trim();
+                });
+            }
+            if (!lazy) {
+                addEventListener(el, 'compositionstart', onCompositionStart);
+                addEventListener(el, 'compositionend', onCompositionEnd);
+                // Safari < 10.2 & UIWebView doesn't fire compositionend when
+                // switching focus before confirming composition choice
+                // this also fixes the issue where some browsers e.g. iOS Chrome
+                // fires "change" instead of "input" on autocomplete.
+                addEventListener(el, 'change', onCompositionEnd);
+            }
+        },
+        // set value on mounted so it's after min/max for type="range"
+        mounted(el, { value }) {
+            el.value = value == null ? '' : value;
+        },
+        beforeUpdate(el, { value, modifiers: { lazy, trim, number } }, vnode) {
+            el._assign = getModelAssigner(vnode);
+            // avoid clearing unresolved text. #2302
+            if (el.composing)
+                return;
+            if (document.activeElement === el && el.type !== 'range') {
+                if (lazy) {
+                    return;
+                }
+                if (trim && el.value.trim() === value) {
+                    return;
+                }
+                if ((number || el.type === 'number') && toNumber(el.value) === value) {
+                    return;
+                }
+            }
+            const newValue = value == null ? '' : value;
+            if (el.value !== newValue) {
+                el.value = newValue;
+            }
+        }
+    };
+    const vModelCheckbox = {
+        // #4096 array checkboxes need to be deep traversed
+        deep: true,
+        created(el, _, vnode) {
+            el._assign = getModelAssigner(vnode);
+            addEventListener(el, 'change', () => {
+                const modelValue = el._modelValue;
+                const elementValue = getValue(el);
+                const checked = el.checked;
+                const assign = el._assign;
+                if (isArray(modelValue)) {
+                    const index = looseIndexOf(modelValue, elementValue);
+                    const found = index !== -1;
+                    if (checked && !found) {
+                        assign(modelValue.concat(elementValue));
+                    }
+                    else if (!checked && found) {
+                        const filtered = [...modelValue];
+                        filtered.splice(index, 1);
+                        assign(filtered);
+                    }
+                }
+                else if (isSet(modelValue)) {
+                    const cloned = new Set(modelValue);
+                    if (checked) {
+                        cloned.add(elementValue);
+                    }
+                    else {
+                        cloned.delete(elementValue);
+                    }
+                    assign(cloned);
+                }
+                else {
+                    assign(getCheckboxValue(el, checked));
+                }
+            });
+        },
+        // set initial checked on mount to wait for true-value/false-value
+        mounted: setChecked,
+        beforeUpdate(el, binding, vnode) {
+            el._assign = getModelAssigner(vnode);
+            setChecked(el, binding, vnode);
+        }
+    };
+    function setChecked(el, { value, oldValue }, vnode) {
+        el._modelValue = value;
+        if (isArray(value)) {
+            el.checked = looseIndexOf(value, vnode.props.value) > -1;
+        }
+        else if (isSet(value)) {
+            el.checked = value.has(vnode.props.value);
+        }
+        else if (value !== oldValue) {
+            el.checked = looseEqual(value, getCheckboxValue(el, true));
+        }
+    }
+    const vModelRadio = {
+        created(el, { value }, vnode) {
+            el.checked = looseEqual(value, vnode.props.value);
+            el._assign = getModelAssigner(vnode);
+            addEventListener(el, 'change', () => {
+                el._assign(getValue(el));
+            });
+        },
+        beforeUpdate(el, { value, oldValue }, vnode) {
+            el._assign = getModelAssigner(vnode);
+            if (value !== oldValue) {
+                el.checked = looseEqual(value, vnode.props.value);
+            }
+        }
+    };
+    const vModelSelect = {
+        // <select multiple> value need to be deep traversed
+        deep: true,
+        created(el, { value, modifiers: { number } }, vnode) {
+            const isSetModel = isSet(value);
+            addEventListener(el, 'change', () => {
+                const selectedVal = Array.prototype.filter
+                    .call(el.options, (o) => o.selected)
+                    .map((o) => number ? toNumber(getValue(o)) : getValue(o));
+                el._assign(el.multiple
+                    ? isSetModel
+                        ? new Set(selectedVal)
+                        : selectedVal
+                    : selectedVal[0]);
+            });
+            el._assign = getModelAssigner(vnode);
+        },
+        // set value in mounted & updated because <select> relies on its children
+        // <option>s.
+        mounted(el, { value }) {
+            setSelected(el, value);
+        },
+        beforeUpdate(el, _binding, vnode) {
+            el._assign = getModelAssigner(vnode);
+        },
+        updated(el, { value }) {
+            setSelected(el, value);
+        }
+    };
+    function setSelected(el, value) {
+        const isMultiple = el.multiple;
+        if (isMultiple && !isArray(value) && !isSet(value)) {
+            warn$1(`<select multiple v-model> expects an Array or Set value for its binding, ` +
+                `but got ${Object.prototype.toString.call(value).slice(8, -1)}.`);
+            return;
+        }
+        for (let i = 0, l = el.options.length; i < l; i++) {
+            const option = el.options[i];
+            const optionValue = getValue(option);
+            if (isMultiple) {
+                if (isArray(value)) {
+                    option.selected = looseIndexOf(value, optionValue) > -1;
+                }
+                else {
+                    option.selected = value.has(optionValue);
+                }
+            }
+            else {
+                if (looseEqual(getValue(option), value)) {
+                    if (el.selectedIndex !== i)
+                        el.selectedIndex = i;
+                    return;
+                }
+            }
+        }
+        if (!isMultiple && el.selectedIndex !== -1) {
+            el.selectedIndex = -1;
+        }
+    }
+    // retrieve raw value set via :value bindings
+    function getValue(el) {
+        return '_value' in el ? el._value : el.value;
+    }
+    // retrieve raw value for true-value and false-value set via :true-value or :false-value bindings
+    function getCheckboxValue(el, checked) {
+        const key = checked ? '_trueValue' : '_falseValue';
+        return key in el ? el[key] : checked;
+    }
+    const vModelDynamic = {
+        created(el, binding, vnode) {
+            callModelHook(el, binding, vnode, null, 'created');
+        },
+        mounted(el, binding, vnode) {
+            callModelHook(el, binding, vnode, null, 'mounted');
+        },
+        beforeUpdate(el, binding, vnode, prevVNode) {
+            callModelHook(el, binding, vnode, prevVNode, 'beforeUpdate');
+        },
+        updated(el, binding, vnode, prevVNode) {
+            callModelHook(el, binding, vnode, prevVNode, 'updated');
+        }
+    };
+    function resolveDynamicModel(tagName, type) {
+        switch (tagName) {
+            case 'SELECT':
+                return vModelSelect;
+            case 'TEXTAREA':
+                return vModelText;
+            default:
+                switch (type) {
+                    case 'checkbox':
+                        return vModelCheckbox;
+                    case 'radio':
+                        return vModelRadio;
+                    default:
+                        return vModelText;
+                }
+        }
+    }
+    function callModelHook(el, binding, vnode, prevVNode, hook) {
+        const modelToUse = resolveDynamicModel(el.tagName, vnode.props && vnode.props.type);
+        const fn = modelToUse[hook];
+        fn && fn(el, binding, vnode, prevVNode);
+    }
+
+    const systemModifiers = ['ctrl', 'shift', 'alt', 'meta'];
+    const modifierGuards = {
+        stop: e => e.stopPropagation(),
+        prevent: e => e.preventDefault(),
+        self: e => e.target !== e.currentTarget,
+        ctrl: e => !e.ctrlKey,
+        shift: e => !e.shiftKey,
+        alt: e => !e.altKey,
+        meta: e => !e.metaKey,
+        left: e => 'button' in e && e.button !== 0,
+        middle: e => 'button' in e && e.button !== 1,
+        right: e => 'button' in e && e.button !== 2,
+        exact: (e, modifiers) => systemModifiers.some(m => e[`${m}Key`] && !modifiers.includes(m))
+    };
+    /**
+     * @private
+     */
+    const withModifiers = (fn, modifiers) => {
+        return (event, ...args) => {
+            for (let i = 0; i < modifiers.length; i++) {
+                const guard = modifierGuards[modifiers[i]];
+                if (guard && guard(event, modifiers))
+                    return;
+            }
+            return fn(event, ...args);
+        };
+    };
+    // Kept for 2.x compat.
+    // Note: IE11 compat for `spacebar` and `del` is removed for now.
+    const keyNames = {
+        esc: 'escape',
+        space: ' ',
+        up: 'arrow-up',
+        left: 'arrow-left',
+        right: 'arrow-right',
+        down: 'arrow-down',
+        delete: 'backspace'
+    };
+    /**
+     * @private
+     */
+    const withKeys = (fn, modifiers) => {
+        return (event) => {
+            if (!('key' in event)) {
+                return;
+            }
+            const eventKey = hyphenate(event.key);
+            if (modifiers.some(k => k === eventKey || keyNames[k] === eventKey)) {
+                return fn(event);
+            }
+        };
+    };
+
+    const vShow = {
+        beforeMount(el, { value }, { transition }) {
+            el._vod = el.style.display === 'none' ? '' : el.style.display;
+            if (transition && value) {
+                transition.beforeEnter(el);
+            }
+            else {
+                setDisplay(el, value);
+            }
+        },
+        mounted(el, { value }, { transition }) {
+            if (transition && value) {
+                transition.enter(el);
+            }
+        },
+        updated(el, { value, oldValue }, { transition }) {
+            if (!value === !oldValue)
+                return;
+            if (transition) {
+                if (value) {
+                    transition.beforeEnter(el);
+                    setDisplay(el, true);
+                    transition.enter(el);
+                }
+                else {
+                    transition.leave(el, () => {
+                        setDisplay(el, false);
+                    });
+                }
+            }
+            else {
+                setDisplay(el, value);
+            }
+        },
+        beforeUnmount(el, { value }) {
+            setDisplay(el, value);
+        }
+    };
+    function setDisplay(el, value) {
+        el.style.display = value ? el._vod : 'none';
+    }
+
+    const rendererOptions = /*#__PURE__*/ extend({ patchProp }, nodeOps);
+    // lazy create the renderer - this makes core renderer logic tree-shakable
+    // in case the user only imports reactivity utilities from Vue.
+    let renderer;
+    let enabledHydration = false;
+    function ensureRenderer() {
+        return (renderer ||
+            (renderer = createRenderer(rendererOptions)));
+    }
+    function ensureHydrationRenderer() {
+        renderer = enabledHydration
+            ? renderer
+            : createHydrationRenderer(rendererOptions);
+        enabledHydration = true;
+        return renderer;
+    }
+    // use explicit type casts here to avoid import() calls in rolled-up d.ts
+    const render = ((...args) => {
+        ensureRenderer().render(...args);
+    });
+    const hydrate = ((...args) => {
+        ensureHydrationRenderer().hydrate(...args);
+    });
+    const createApp = ((...args) => {
+        const app = ensureRenderer().createApp(...args);
+        {
+            injectNativeTagCheck(app);
+            injectCompilerOptionsCheck(app);
+        }
+        const { mount } = app;
+        app.mount = (containerOrSelector) => {
+            const container = normalizeContainer(containerOrSelector);
+            if (!container)
+                return;
+            const component = app._component;
+            if (!isFunction(component) && !component.render && !component.template) {
+                // __UNSAFE__
+                // Reason: potential execution of JS expressions in in-DOM template.
+                // The user must make sure the in-DOM template is trusted. If it's
+                // rendered by the server, the template should not contain any user data.
+                component.template = container.innerHTML;
+            }
+            // clear content before mounting
+            container.innerHTML = '';
+            const proxy = mount(container, false, container instanceof SVGElement);
+            if (container instanceof Element) {
+                container.removeAttribute('v-cloak');
+                container.setAttribute('data-v-app', '');
+            }
+            return proxy;
+        };
+        return app;
+    });
+    const createSSRApp = ((...args) => {
+        const app = ensureHydrationRenderer().createApp(...args);
+        {
+            injectNativeTagCheck(app);
+            injectCompilerOptionsCheck(app);
+        }
+        const { mount } = app;
+        app.mount = (containerOrSelector) => {
+            const container = normalizeContainer(containerOrSelector);
+            if (container) {
+                return mount(container, true, container instanceof SVGElement);
+            }
+        };
+        return app;
+    });
+    function injectNativeTagCheck(app) {
+        // Inject `isNativeTag`
+        // this is used for component name validation (dev only)
+        Object.defineProperty(app.config, 'isNativeTag', {
+            value: (tag) => isHTMLTag(tag) || isSVGTag(tag),
+            writable: false
+        });
+    }
+    // dev only
+    function injectCompilerOptionsCheck(app) {
+        if (isRuntimeOnly()) {
+            const isCustomElement = app.config.isCustomElement;
+            Object.defineProperty(app.config, 'isCustomElement', {
+                get() {
+                    return isCustomElement;
+                },
+                set() {
+                    warn$1(`The \`isCustomElement\` config option is deprecated. Use ` +
+                        `\`compilerOptions.isCustomElement\` instead.`);
+                }
+            });
+            const compilerOptions = app.config.compilerOptions;
+            const msg = `The \`compilerOptions\` config option is only respected when using ` +
+                `a build of Vue.js that includes the runtime compiler (aka "full build"). ` +
+                `Since you are using the runtime-only build, \`compilerOptions\` ` +
+                `must be passed to \`@vue/compiler-dom\` in the build setup instead.\n` +
+                `- For vue-loader: pass it via vue-loader's \`compilerOptions\` loader option.\n` +
+                `- For vue-cli: see https://cli.vuejs.org/guide/webpack.html#modifying-options-of-a-loader\n` +
+                `- For vite: pass it via @vitejs/plugin-vue options. See https://github.com/vitejs/vite/tree/main/packages/plugin-vue#example-for-passing-options-to-vuecompiler-dom`;
+            Object.defineProperty(app.config, 'compilerOptions', {
+                get() {
+                    warn$1(msg);
+                    return compilerOptions;
+                },
+                set() {
+                    warn$1(msg);
+                }
+            });
+        }
+    }
+    function normalizeContainer(container) {
+        if (isString(container)) {
+            const res = document.querySelector(container);
+            if (!res) {
+                warn$1(`Failed to mount app: mount target selector "${container}" returned null.`);
+            }
+            return res;
+        }
+        if (window.ShadowRoot &&
+            container instanceof window.ShadowRoot &&
+            container.mode === 'closed') {
+            warn$1(`mounting on a ShadowRoot with \`{mode: "closed"}\` may lead to unpredictable bugs`);
+        }
+        return container;
+    }
+    /**
+     * @internal
+     */
+    const initDirectivesForSSR = NOOP;
+
+    function initDev() {
+        {
+            {
+                console.info(`You are running a development build of Vue.\n` +
+                    `Make sure to use the production build (*.prod.js) when deploying for production.`);
+            }
+            initCustomFormatter();
+        }
+    }
+
+    function defaultOnError(error) {
+        throw error;
+    }
+    function defaultOnWarn(msg) {
+        console.warn(`[Vue warn] ${msg.message}`);
+    }
+    function createCompilerError(code, loc, messages, additionalMessage) {
+        const msg = (messages || errorMessages)[code] + (additionalMessage || ``)
+        ;
+        const error = new SyntaxError(String(msg));
+        error.code = code;
+        error.loc = loc;
+        return error;
+    }
+    const errorMessages = {
+        // parse errors
+        [0 /* ABRUPT_CLOSING_OF_EMPTY_COMMENT */]: 'Illegal comment.',
+        [1 /* CDATA_IN_HTML_CONTENT */]: 'CDATA section is allowed only in XML context.',
+        [2 /* DUPLICATE_ATTRIBUTE */]: 'Duplicate attribute.',
+        [3 /* END_TAG_WITH_ATTRIBUTES */]: 'End tag cannot have attributes.',
+        [4 /* END_TAG_WITH_TRAILING_SOLIDUS */]: "Illegal '/' in tags.",
+        [5 /* EOF_BEFORE_TAG_NAME */]: 'Unexpected EOF in tag.',
+        [6 /* EOF_IN_CDATA */]: 'Unexpected EOF in CDATA section.',
+        [7 /* EOF_IN_COMMENT */]: 'Unexpected EOF in comment.',
+        [8 /* EOF_IN_SCRIPT_HTML_COMMENT_LIKE_TEXT */]: 'Unexpected EOF in script.',
+        [9 /* EOF_IN_TAG */]: 'Unexpected EOF in tag.',
+        [10 /* INCORRECTLY_CLOSED_COMMENT */]: 'Incorrectly closed comment.',
+        [11 /* INCORRECTLY_OPENED_COMMENT */]: 'Incorrectly opened comment.',
+        [12 /* INVALID_FIRST_CHARACTER_OF_TAG_NAME */]: "Illegal tag name. Use '&lt;' to print '<'.",
+        [13 /* MISSING_ATTRIBUTE_VALUE */]: 'Attribute value was expected.',
+        [14 /* MISSING_END_TAG_NAME */]: 'End tag name was expected.',
+        [15 /* MISSING_WHITESPACE_BETWEEN_ATTRIBUTES */]: 'Whitespace was expected.',
+        [16 /* NESTED_COMMENT */]: "Unexpected '<!--' in comment.",
+        [17 /* UNEXPECTED_CHARACTER_IN_ATTRIBUTE_NAME */]: 'Attribute name cannot contain U+0022 ("), U+0027 (\'), and U+003C (<).',
+        [18 /* UNEXPECTED_CHARACTER_IN_UNQUOTED_ATTRIBUTE_VALUE */]: 'Unquoted attribute value cannot contain U+0022 ("), U+0027 (\'), U+003C (<), U+003D (=), and U+0060 (`).',
+        [19 /* UNEXPECTED_EQUALS_SIGN_BEFORE_ATTRIBUTE_NAME */]: "Attribute name cannot start with '='.",
+        [21 /* UNEXPECTED_QUESTION_MARK_INSTEAD_OF_TAG_NAME */]: "'<?' is allowed only in XML context.",
+        [20 /* UNEXPECTED_NULL_CHARACTER */]: `Unexpected null character.`,
+        [22 /* UNEXPECTED_SOLIDUS_IN_TAG */]: "Illegal '/' in tags.",
+        // Vue-specific parse errors
+        [23 /* X_INVALID_END_TAG */]: 'Invalid end tag.',
+        [24 /* X_MISSING_END_TAG */]: 'Element is missing end tag.',
+        [25 /* X_MISSING_INTERPOLATION_END */]: 'Interpolation end sign was not found.',
+        [27 /* X_MISSING_DYNAMIC_DIRECTIVE_ARGUMENT_END */]: 'End bracket for dynamic directive argument was not found. ' +
+        'Note that dynamic directive argument cannot contain spaces.',
+        [26 /* X_MISSING_DIRECTIVE_NAME */]: 'Legal directive name was expected.',
+        // transform errors
+        [28 /* X_V_IF_NO_EXPRESSION */]: `v-if/v-else-if is missing expression.`,
+        [29 /* X_V_IF_SAME_KEY */]: `v-if/else branches must use unique keys.`,
+        [30 /* X_V_ELSE_NO_ADJACENT_IF */]: `v-else/v-else-if has no adjacent v-if or v-else-if.`,
+        [31 /* X_V_FOR_NO_EXPRESSION */]: `v-for is missing expression.`,
+        [32 /* X_V_FOR_MALFORMED_EXPRESSION */]: `v-for has invalid expression.`,
+        [33 /* X_V_FOR_TEMPLATE_KEY_PLACEMENT */]: `<template v-for> key should be placed on the <template> tag.`,
+        [34 /* X_V_BIND_NO_EXPRESSION */]: `v-bind is missing expression.`,
+        [35 /* X_V_ON_NO_EXPRESSION */]: `v-on is missing expression.`,
+        [36 /* X_V_SLOT_UNEXPECTED_DIRECTIVE_ON_SLOT_OUTLET */]: `Unexpected custom directive on <slot> outlet.`,
+        [37 /* X_V_SLOT_MIXED_SLOT_USAGE */]: `Mixed v-slot usage on both the component and nested <template>.` +
+        `When there are multiple named slots, all slots should use <template> ` +
+        `syntax to avoid scope ambiguity.`,
+        [38 /* X_V_SLOT_DUPLICATE_SLOT_NAMES */]: `Duplicate slot names found. `,
+        [39 /* X_V_SLOT_EXTRANEOUS_DEFAULT_SLOT_CHILDREN */]: `Extraneous children found when component already has explicitly named ` +
+        `default slot. These children will be ignored.`,
+        [40 /* X_V_SLOT_MISPLACED */]: `v-slot can only be used on components or <template> tags.`,
+        [41 /* X_V_MODEL_NO_EXPRESSION */]: `v-model is missing expression.`,
+        [42 /* X_V_MODEL_MALFORMED_EXPRESSION */]: `v-model value must be a valid JavaScript member expression.`,
+        [43 /* X_V_MODEL_ON_SCOPE_VARIABLE */]: `v-model cannot be used on v-for or v-slot scope variables because they are not writable.`,
+        [44 /* X_INVALID_EXPRESSION */]: `Error parsing JavaScript expression: `,
+        [45 /* X_KEEP_ALIVE_INVALID_CHILDREN */]: `<KeepAlive> expects exactly one child component.`,
+        // generic errors
+        [46 /* X_PREFIX_ID_NOT_SUPPORTED */]: `"prefixIdentifiers" option is not supported in this build of compiler.`,
+        [47 /* X_MODULE_MODE_NOT_SUPPORTED */]: `ES module mode is not supported in this build of compiler.`,
+        [48 /* X_CACHE_HANDLER_NOT_SUPPORTED */]: `"cacheHandlers" option is only supported when the "prefixIdentifiers" option is enabled.`,
+        [49 /* X_SCOPE_ID_NOT_SUPPORTED */]: `"scopeId" option is only supported in module mode.`,
+        // just to fulfill types
+        [50 /* __EXTEND_POINT__ */]: ``
+    };
+
+    const FRAGMENT = Symbol(`Fragment` );
+    const TELEPORT = Symbol(`Teleport` );
+    const SUSPENSE = Symbol(`Suspense` );
+    const KEEP_ALIVE = Symbol(`KeepAlive` );
+    const BASE_TRANSITION = Symbol(`BaseTransition` );
+    const OPEN_BLOCK = Symbol(`openBlock` );
+    const CREATE_BLOCK = Symbol(`createBlock` );
+    const CREATE_ELEMENT_BLOCK = Symbol(`createElementBlock` );
+    const CREATE_VNODE = Symbol(`createVNode` );
+    const CREATE_ELEMENT_VNODE = Symbol(`createElementVNode` );
+    const CREATE_COMMENT = Symbol(`createCommentVNode` );
+    const CREATE_TEXT = Symbol(`createTextVNode` );
+    const CREATE_STATIC = Symbol(`createStaticVNode` );
+    const RESOLVE_COMPONENT = Symbol(`resolveComponent` );
+    const RESOLVE_DYNAMIC_COMPONENT = Symbol(`resolveDynamicComponent` );
+    const RESOLVE_DIRECTIVE = Symbol(`resolveDirective` );
+    const RESOLVE_FILTER = Symbol(`resolveFilter` );
+    const WITH_DIRECTIVES = Symbol(`withDirectives` );
+    const RENDER_LIST = Symbol(`renderList` );
+    const RENDER_SLOT = Symbol(`renderSlot` );
+    const CREATE_SLOTS = Symbol(`createSlots` );
+    const TO_DISPLAY_STRING = Symbol(`toDisplayString` );
+    const MERGE_PROPS = Symbol(`mergeProps` );
+    const NORMALIZE_CLASS = Symbol(`normalizeClass` );
+    const NORMALIZE_STYLE = Symbol(`normalizeStyle` );
+    const NORMALIZE_PROPS = Symbol(`normalizeProps` );
+    const GUARD_REACTIVE_PROPS = Symbol(`guardReactiveProps` );
+    const TO_HANDLERS = Symbol(`toHandlers` );
+    const CAMELIZE = Symbol(`camelize` );
+    const CAPITALIZE = Symbol(`capitalize` );
+    const TO_HANDLER_KEY = Symbol(`toHandlerKey` );
+    const SET_BLOCK_TRACKING = Symbol(`setBlockTracking` );
+    const PUSH_SCOPE_ID = Symbol(`pushScopeId` );
+    const POP_SCOPE_ID = Symbol(`popScopeId` );
+    const WITH_CTX = Symbol(`withCtx` );
+    const UNREF = Symbol(`unref` );
+    const IS_REF = Symbol(`isRef` );
+    const WITH_MEMO = Symbol(`withMemo` );
+    const IS_MEMO_SAME = Symbol(`isMemoSame` );
+    // Name mapping for runtime helpers that need to be imported from 'vue' in
+    // generated code. Make sure these are correctly exported in the runtime!
+    // Using `any` here because TS doesn't allow symbols as index type.
+    const helperNameMap = {
+        [FRAGMENT]: `Fragment`,
+        [TELEPORT]: `Teleport`,
+        [SUSPENSE]: `Suspense`,
+        [KEEP_ALIVE]: `KeepAlive`,
+        [BASE_TRANSITION]: `BaseTransition`,
+        [OPEN_BLOCK]: `openBlock`,
+        [CREATE_BLOCK]: `createBlock`,
+        [CREATE_ELEMENT_BLOCK]: `createElementBlock`,
+        [CREATE_VNODE]: `createVNode`,
+        [CREATE_ELEMENT_VNODE]: `createElementVNode`,
+        [CREATE_COMMENT]: `createCommentVNode`,
+        [CREATE_TEXT]: `createTextVNode`,
+        [CREATE_STATIC]: `createStaticVNode`,
+        [RESOLVE_COMPONENT]: `resolveComponent`,
+        [RESOLVE_DYNAMIC_COMPONENT]: `resolveDynamicComponent`,
+        [RESOLVE_DIRECTIVE]: `resolveDirective`,
+        [RESOLVE_FILTER]: `resolveFilter`,
+        [WITH_DIRECTIVES]: `withDirectives`,
+        [RENDER_LIST]: `renderList`,
+        [RENDER_SLOT]: `renderSlot`,
+        [CREATE_SLOTS]: `createSlots`,
+        [TO_DISPLAY_STRING]: `toDisplayString`,
+        [MERGE_PROPS]: `mergeProps`,
+        [NORMALIZE_CLASS]: `normalizeClass`,
+        [NORMALIZE_STYLE]: `normalizeStyle`,
+        [NORMALIZE_PROPS]: `normalizeProps`,
+        [GUARD_REACTIVE_PROPS]: `guardReactiveProps`,
+        [TO_HANDLERS]: `toHandlers`,
+        [CAMELIZE]: `camelize`,
+        [CAPITALIZE]: `capitalize`,
+        [TO_HANDLER_KEY]: `toHandlerKey`,
+        [SET_BLOCK_TRACKING]: `setBlockTracking`,
+        [PUSH_SCOPE_ID]: `pushScopeId`,
+        [POP_SCOPE_ID]: `popScopeId`,
+        [WITH_CTX]: `withCtx`,
+        [UNREF]: `unref`,
+        [IS_REF]: `isRef`,
+        [WITH_MEMO]: `withMemo`,
+        [IS_MEMO_SAME]: `isMemoSame`
+    };
+    function registerRuntimeHelpers(helpers) {
+        Object.getOwnPropertySymbols(helpers).forEach(s => {
+            helperNameMap[s] = helpers[s];
+        });
+    }
+
+    // AST Utilities ---------------------------------------------------------------
+    // Some expressions, e.g. sequence and conditional expressions, are never
+    // associated with template nodes, so their source locations are just a stub.
+    // Container types like CompoundExpression also don't need a real location.
+    const locStub = {
+        source: '',
+        start: { line: 1, column: 1, offset: 0 },
+        end: { line: 1, column: 1, offset: 0 }
+    };
+    function createRoot(children, loc = locStub) {
+        return {
+            type: 0 /* ROOT */,
+            children,
+            helpers: [],
+            components: [],
+            directives: [],
+            hoists: [],
+            imports: [],
+            cached: 0,
+            temps: 0,
+            codegenNode: undefined,
+            loc
+        };
+    }
+    function createVNodeCall(context, tag, props, children, patchFlag, dynamicProps, directives, isBlock = false, disableTracking = false, isComponent = false, loc = locStub) {
+        if (context) {
+            if (isBlock) {
+                context.helper(OPEN_BLOCK);
+                context.helper(getVNodeBlockHelper(context.inSSR, isComponent));
+            }
+            else {
+                context.helper(getVNodeHelper(context.inSSR, isComponent));
+            }
+            if (directives) {
+                context.helper(WITH_DIRECTIVES);
+            }
+        }
+        return {
+            type: 13 /* VNODE_CALL */,
+            tag,
+            props,
+            children,
+            patchFlag,
+            dynamicProps,
+            directives,
+            isBlock,
+            disableTracking,
+            isComponent,
+            loc
+        };
+    }
+    function createArrayExpression(elements, loc = locStub) {
+        return {
+            type: 17 /* JS_ARRAY_EXPRESSION */,
+            loc,
+            elements
+        };
+    }
+    function createObjectExpression(properties, loc = locStub) {
+        return {
+            type: 15 /* JS_OBJECT_EXPRESSION */,
+            loc,
+            properties
+        };
+    }
+    function createObjectProperty(key, value) {
+        return {
+            type: 16 /* JS_PROPERTY */,
+            loc: locStub,
+            key: isString(key) ? createSimpleExpression(key, true) : key,
+            value
+        };
+    }
+    function createSimpleExpression(content, isStatic = false, loc = locStub, constType = 0 /* NOT_CONSTANT */) {
+        return {
+            type: 4 /* SIMPLE_EXPRESSION */,
+            loc,
+            content,
+            isStatic,
+            constType: isStatic ? 3 /* CAN_STRINGIFY */ : constType
+        };
+    }
+    function createCompoundExpression(children, loc = locStub) {
+        return {
+            type: 8 /* COMPOUND_EXPRESSION */,
+            loc,
+            children
+        };
+    }
+    function createCallExpression(callee, args = [], loc = locStub) {
+        return {
+            type: 14 /* JS_CALL_EXPRESSION */,
+            loc,
+            callee,
+            arguments: args
+        };
+    }
+    function createFunctionExpression(params, returns = undefined, newline = false, isSlot = false, loc = locStub) {
+        return {
+            type: 18 /* JS_FUNCTION_EXPRESSION */,
+            params,
+            returns,
+            newline,
+            isSlot,
+            loc
+        };
+    }
+    function createConditionalExpression(test, consequent, alternate, newline = true) {
+        return {
+            type: 19 /* JS_CONDITIONAL_EXPRESSION */,
+            test,
+            consequent,
+            alternate,
+            newline,
+            loc: locStub
+        };
+    }
+    function createCacheExpression(index, value, isVNode = false) {
+        return {
+            type: 20 /* JS_CACHE_EXPRESSION */,
+            index,
+            value,
+            isVNode,
+            loc: locStub
+        };
+    }
+    function createBlockStatement(body) {
+        return {
+            type: 21 /* JS_BLOCK_STATEMENT */,
+            body,
+            loc: locStub
+        };
+    }
+
+    const isStaticExp = (p) => p.type === 4 /* SIMPLE_EXPRESSION */ && p.isStatic;
+    const isBuiltInType = (tag, expected) => tag === expected || tag === hyphenate(expected);
+    function isCoreComponent(tag) {
+        if (isBuiltInType(tag, 'Teleport')) {
+            return TELEPORT;
+        }
+        else if (isBuiltInType(tag, 'Suspense')) {
+            return SUSPENSE;
+        }
+        else if (isBuiltInType(tag, 'KeepAlive')) {
+            return KEEP_ALIVE;
+        }
+        else if (isBuiltInType(tag, 'BaseTransition')) {
+            return BASE_TRANSITION;
+        }
+    }
+    const nonIdentifierRE = /^\d|[^\$\w]/;
+    const isSimpleIdentifier = (name) => !nonIdentifierRE.test(name);
+    const validFirstIdentCharRE = /[A-Za-z_$\xA0-\uFFFF]/;
+    const validIdentCharRE = /[\.\?\w$\xA0-\uFFFF]/;
+    const whitespaceRE = /\s+[.[]\s*|\s*[.[]\s+/g;
+    /**
+     * Simple lexer to check if an expression is a member expression. This is
+     * lax and only checks validity at the root level (i.e. does not validate exps
+     * inside square brackets), but it's ok since these are only used on template
+     * expressions and false positives are invalid expressions in the first place.
+     */
+    const isMemberExpressionBrowser = (path) => {
+        // remove whitespaces around . or [ first
+        path = path.trim().replace(whitespaceRE, s => s.trim());
+        let state = 0 /* inMemberExp */;
+        let stateStack = [];
+        let currentOpenBracketCount = 0;
+        let currentOpenParensCount = 0;
+        let currentStringType = null;
+        for (let i = 0; i < path.length; i++) {
+            const char = path.charAt(i);
+            switch (state) {
+                case 0 /* inMemberExp */:
+                    if (char === '[') {
+                        stateStack.push(state);
+                        state = 1 /* inBrackets */;
+                        currentOpenBracketCount++;
+                    }
+                    else if (char === '(') {
+                        stateStack.push(state);
+                        state = 2 /* inParens */;
+                        currentOpenParensCount++;
+                    }
+                    else if (!(i === 0 ? validFirstIdentCharRE : validIdentCharRE).test(char)) {
+                        return false;
+                    }
+                    break;
+                case 1 /* inBrackets */:
+                    if (char === `'` || char === `"` || char === '`') {
+                        stateStack.push(state);
+                        state = 3 /* inString */;
+                        currentStringType = char;
+                    }
+                    else if (char === `[`) {
+                        currentOpenBracketCount++;
+                    }
+                    else if (char === `]`) {
+                        if (!--currentOpenBracketCount) {
+                            state = stateStack.pop();
+                        }
+                    }
+                    break;
+                case 2 /* inParens */:
+                    if (char === `'` || char === `"` || char === '`') {
+                        stateStack.push(state);
+                        state = 3 /* inString */;
+                        currentStringType = char;
+                    }
+                    else if (char === `(`) {
+                        currentOpenParensCount++;
+                    }
+                    else if (char === `)`) {
+                        // if the exp ends as a call then it should not be considered valid
+                        if (i === path.length - 1) {
+                            return false;
+                        }
+                        if (!--currentOpenParensCount) {
+                            state = stateStack.pop();
+                        }
+                    }
+                    break;
+                case 3 /* inString */:
+                    if (char === currentStringType) {
+                        state = stateStack.pop();
+                        currentStringType = null;
+                    }
+                    break;
+            }
+        }
+        return !currentOpenBracketCount && !currentOpenParensCount;
+    };
+    const isMemberExpression = isMemberExpressionBrowser
+    ;
+    function getInnerRange(loc, offset, length) {
+        const source = loc.source.slice(offset, offset + length);
+        const newLoc = {
+            source,
+            start: advancePositionWithClone(loc.start, loc.source, offset),
+            end: loc.end
+        };
+        if (length != null) {
+            newLoc.end = advancePositionWithClone(loc.start, loc.source, offset + length);
+        }
+        return newLoc;
+    }
+    function advancePositionWithClone(pos, source, numberOfCharacters = source.length) {
+        return advancePositionWithMutation(extend({}, pos), source, numberOfCharacters);
+    }
+    // advance by mutation without cloning (for performance reasons), since this
+    // gets called a lot in the parser
+    function advancePositionWithMutation(pos, source, numberOfCharacters = source.length) {
+        let linesCount = 0;
+        let lastNewLinePos = -1;
+        for (let i = 0; i < numberOfCharacters; i++) {
+            if (source.charCodeAt(i) === 10 /* newline char code */) {
+                linesCount++;
+                lastNewLinePos = i;
+            }
+        }
+        pos.offset += numberOfCharacters;
+        pos.line += linesCount;
+        pos.column =
+            lastNewLinePos === -1
+                ? pos.column + numberOfCharacters
+                : numberOfCharacters - lastNewLinePos;
+        return pos;
+    }
+    function assert(condition, msg) {
+        /* istanbul ignore if */
+        if (!condition) {
+            throw new Error(msg || `unexpected compiler condition`);
+        }
+    }
+    function findDir(node, name, allowEmpty = false) {
+        for (let i = 0; i < node.props.length; i++) {
+            const p = node.props[i];
+            if (p.type === 7 /* DIRECTIVE */ &&
+                (allowEmpty || p.exp) &&
+                (isString(name) ? p.name === name : name.test(p.name))) {
+                return p;
+            }
+        }
+    }
+    function findProp(node, name, dynamicOnly = false, allowEmpty = false) {
+        for (let i = 0; i < node.props.length; i++) {
+            const p = node.props[i];
+            if (p.type === 6 /* ATTRIBUTE */) {
+                if (dynamicOnly)
+                    continue;
+                if (p.name === name && (p.value || allowEmpty)) {
+                    return p;
+                }
+            }
+            else if (p.name === 'bind' &&
+                (p.exp || allowEmpty) &&
+                isStaticArgOf(p.arg, name)) {
+                return p;
+            }
+        }
+    }
+    function isStaticArgOf(arg, name) {
+        return !!(arg && isStaticExp(arg) && arg.content === name);
+    }
+    function hasDynamicKeyVBind(node) {
+        return node.props.some(p => p.type === 7 /* DIRECTIVE */ &&
+            p.name === 'bind' &&
+            (!p.arg || // v-bind="obj"
+                p.arg.type !== 4 /* SIMPLE_EXPRESSION */ || // v-bind:[_ctx.foo]
+                !p.arg.isStatic) // v-bind:[foo]
+        );
+    }
+    function isText(node) {
+        return node.type === 5 /* INTERPOLATION */ || node.type === 2 /* TEXT */;
+    }
+    function isVSlot(p) {
+        return p.type === 7 /* DIRECTIVE */ && p.name === 'slot';
+    }
+    function isTemplateNode(node) {
+        return (node.type === 1 /* ELEMENT */ && node.tagType === 3 /* TEMPLATE */);
+    }
+    function isSlotOutlet(node) {
+        return node.type === 1 /* ELEMENT */ && node.tagType === 2 /* SLOT */;
+    }
+    function getVNodeHelper(ssr, isComponent) {
+        return ssr || isComponent ? CREATE_VNODE : CREATE_ELEMENT_VNODE;
+    }
+    function getVNodeBlockHelper(ssr, isComponent) {
+        return ssr || isComponent ? CREATE_BLOCK : CREATE_ELEMENT_BLOCK;
+    }
+    const propsHelperSet = new Set([NORMALIZE_PROPS, GUARD_REACTIVE_PROPS]);
+    function getUnnormalizedProps(props, callPath = []) {
+        if (props &&
+            !isString(props) &&
+            props.type === 14 /* JS_CALL_EXPRESSION */) {
+            const callee = props.callee;
+            if (!isString(callee) && propsHelperSet.has(callee)) {
+                return getUnnormalizedProps(props.arguments[0], callPath.concat(props));
+            }
+        }
+        return [props, callPath];
+    }
+    function injectProp(node, prop, context) {
+        let propsWithInjection;
+        /**
+         * 1. mergeProps(...)
+         * 2. toHandlers(...)
+         * 3. normalizeProps(...)
+         * 4. normalizeProps(guardReactiveProps(...))
+         *
+         * we need to get the real props before normalization
+         */
+        let props = node.type === 13 /* VNODE_CALL */ ? node.props : node.arguments[2];
+        let callPath = [];
+        let parentCall;
+        if (props &&
+            !isString(props) &&
+            props.type === 14 /* JS_CALL_EXPRESSION */) {
+            const ret = getUnnormalizedProps(props);
+            props = ret[0];
+            callPath = ret[1];
+            parentCall = callPath[callPath.length - 1];
+        }
+        if (props == null || isString(props)) {
+            propsWithInjection = createObjectExpression([prop]);
+        }
+        else if (props.type === 14 /* JS_CALL_EXPRESSION */) {
+            // merged props... add ours
+            // only inject key to object literal if it's the first argument so that
+            // if doesn't override user provided keys
+            const first = props.arguments[0];
+            if (!isString(first) && first.type === 15 /* JS_OBJECT_EXPRESSION */) {
+                first.properties.unshift(prop);
+            }
+            else {
+                if (props.callee === TO_HANDLERS) {
+                    // #2366
+                    propsWithInjection = createCallExpression(context.helper(MERGE_PROPS), [
+                        createObjectExpression([prop]),
+                        props
+                    ]);
+                }
+                else {
+                    props.arguments.unshift(createObjectExpression([prop]));
+                }
+            }
+            !propsWithInjection && (propsWithInjection = props);
+        }
+        else if (props.type === 15 /* JS_OBJECT_EXPRESSION */) {
+            let alreadyExists = false;
+            // check existing key to avoid overriding user provided keys
+            if (prop.key.type === 4 /* SIMPLE_EXPRESSION */) {
+                const propKeyName = prop.key.content;
+                alreadyExists = props.properties.some(p => p.key.type === 4 /* SIMPLE_EXPRESSION */ &&
+                    p.key.content === propKeyName);
+            }
+            if (!alreadyExists) {
+                props.properties.unshift(prop);
+            }
+            propsWithInjection = props;
+        }
+        else {
+            // single v-bind with expression, return a merged replacement
+            propsWithInjection = createCallExpression(context.helper(MERGE_PROPS), [
+                createObjectExpression([prop]),
+                props
+            ]);
+            // in the case of nested helper call, e.g. `normalizeProps(guardReactiveProps(props))`,
+            // it will be rewritten as `normalizeProps(mergeProps({ key: 0 }, props))`,
+            // the `guardReactiveProps` will no longer be needed
+            if (parentCall && parentCall.callee === GUARD_REACTIVE_PROPS) {
+                parentCall = callPath[callPath.length - 2];
+            }
+        }
+        if (node.type === 13 /* VNODE_CALL */) {
+            if (parentCall) {
+                parentCall.arguments[0] = propsWithInjection;
+            }
+            else {
+                node.props = propsWithInjection;
+            }
+        }
+        else {
+            if (parentCall) {
+                parentCall.arguments[0] = propsWithInjection;
+            }
+            else {
+                node.arguments[2] = propsWithInjection;
+            }
+        }
+    }
+    function toValidAssetId(name, type) {
+        // see issue#4422, we need adding identifier on validAssetId if variable `name` has specific character
+        return `_${type}_${name.replace(/[^\w]/g, (searchValue, replaceValue) => {
+            return searchValue === '-' ? '_' : name.charCodeAt(replaceValue).toString();
+        })}`;
+    }
+    function getMemoedVNodeCall(node) {
+        if (node.type === 14 /* JS_CALL_EXPRESSION */ && node.callee === WITH_MEMO) {
+            return node.arguments[1].returns;
+        }
+        else {
+            return node;
+        }
+    }
+    function makeBlock(node, { helper, removeHelper, inSSR }) {
+        if (!node.isBlock) {
+            node.isBlock = true;
+            removeHelper(getVNodeHelper(inSSR, node.isComponent));
+            helper(OPEN_BLOCK);
+            helper(getVNodeBlockHelper(inSSR, node.isComponent));
+        }
+    }
+
+    const deprecationData = {
+        ["COMPILER_IS_ON_ELEMENT" /* COMPILER_IS_ON_ELEMENT */]: {
+            message: `Platform-native elements with "is" prop will no longer be ` +
+                `treated as components in Vue 3 unless the "is" value is explicitly ` +
+                `prefixed with "vue:".`,
+            link: `https://v3-migration.vuejs.org/breaking-changes/custom-elements-interop.html`
+        },
+        ["COMPILER_V_BIND_SYNC" /* COMPILER_V_BIND_SYNC */]: {
+            message: key => `.sync modifier for v-bind has been removed. Use v-model with ` +
+                `argument instead. \`v-bind:${key}.sync\` should be changed to ` +
+                `\`v-model:${key}\`.`,
+            link: `https://v3-migration.vuejs.org/breaking-changes/v-model.html`
+        },
+        ["COMPILER_V_BIND_PROP" /* COMPILER_V_BIND_PROP */]: {
+            message: `.prop modifier for v-bind has been removed and no longer necessary. ` +
+                `Vue 3 will automatically set a binding as DOM property when appropriate.`
+        },
+        ["COMPILER_V_BIND_OBJECT_ORDER" /* COMPILER_V_BIND_OBJECT_ORDER */]: {
+            message: `v-bind="obj" usage is now order sensitive and behaves like JavaScript ` +
+                `object spread: it will now overwrite an existing non-mergeable attribute ` +
+                `that appears before v-bind in the case of conflict. ` +
+                `To retain 2.x behavior, move v-bind to make it the first attribute. ` +
+                `You can also suppress this warning if the usage is intended.`,
+            link: `https://v3-migration.vuejs.org/breaking-changes/v-bind.html`
+        },
+        ["COMPILER_V_ON_NATIVE" /* COMPILER_V_ON_NATIVE */]: {
+            message: `.native modifier for v-on has been removed as is no longer necessary.`,
+            link: `https://v3-migration.vuejs.org/breaking-changes/v-on-native-modifier-removed.html`
+        },
+        ["COMPILER_V_IF_V_FOR_PRECEDENCE" /* COMPILER_V_IF_V_FOR_PRECEDENCE */]: {
+            message: `v-if / v-for precedence when used on the same element has changed ` +
+                `in Vue 3: v-if now takes higher precedence and will no longer have ` +
+                `access to v-for scope variables. It is best to avoid the ambiguity ` +
+                `with <template> tags or use a computed property that filters v-for ` +
+                `data source.`,
+            link: `https://v3-migration.vuejs.org/breaking-changes/v-if-v-for.html`
+        },
+        ["COMPILER_NATIVE_TEMPLATE" /* COMPILER_NATIVE_TEMPLATE */]: {
+            message: `<template> with no special directives will render as a native template ` +
+                `element instead of its inner content in Vue 3.`
+        },
+        ["COMPILER_INLINE_TEMPLATE" /* COMPILER_INLINE_TEMPLATE */]: {
+            message: `"inline-template" has been removed in Vue 3.`,
+            link: `https://v3-migration.vuejs.org/breaking-changes/inline-template-attribute.html`
+        },
+        ["COMPILER_FILTER" /* COMPILER_FILTERS */]: {
+            message: `filters have been removed in Vue 3. ` +
+                `The "|" symbol will be treated as native JavaScript bitwise OR operator. ` +
+                `Use method calls or computed properties instead.`,
+            link: `https://v3-migration.vuejs.org/breaking-changes/filters.html`
+        }
+    };
+    function getCompatValue(key, context) {
+        const config = context.options
+            ? context.options.compatConfig
+            : context.compatConfig;
+        const value = config && config[key];
+        if (key === 'MODE') {
+            return value || 3; // compiler defaults to v3 behavior
+        }
+        else {
+            return value;
+        }
+    }
+    function isCompatEnabled(key, context) {
+        const mode = getCompatValue('MODE', context);
+        const value = getCompatValue(key, context);
+        // in v3 mode, only enable if explicitly set to true
+        // otherwise enable for any non-false value
+        return mode === 3 ? value === true : value !== false;
+    }
+    function checkCompatEnabled(key, context, loc, ...args) {
+        const enabled = isCompatEnabled(key, context);
+        if (enabled) {
+            warnDeprecation(key, context, loc, ...args);
+        }
+        return enabled;
+    }
+    function warnDeprecation(key, context, loc, ...args) {
+        const val = getCompatValue(key, context);
+        if (val === 'suppress-warning') {
+            return;
+        }
+        const { message, link } = deprecationData[key];
+        const msg = `(deprecation ${key}) ${typeof message === 'function' ? message(...args) : message}${link ? `\n  Details: ${link}` : ``}`;
+        const err = new SyntaxError(msg);
+        err.code = key;
+        if (loc)
+            err.loc = loc;
+        context.onWarn(err);
+    }
+
+    // The default decoder only provides escapes for characters reserved as part of
+    // the template syntax, and is only used if the custom renderer did not provide
+    // a platform-specific decoder.
+    const decodeRE = /&(gt|lt|amp|apos|quot);/g;
+    const decodeMap = {
+        gt: '>',
+        lt: '<',
+        amp: '&',
+        apos: "'",
+        quot: '"'
+    };
+    const defaultParserOptions = {
+        delimiters: [`{{`, `}}`],
+        getNamespace: () => 0 /* HTML */,
+        getTextMode: () => 0 /* DATA */,
+        isVoidTag: NO,
+        isPreTag: NO,
+        isCustomElement: NO,
+        decodeEntities: (rawText) => rawText.replace(decodeRE, (_, p1) => decodeMap[p1]),
+        onError: defaultOnError,
+        onWarn: defaultOnWarn,
+        comments: true
+    };
+    function baseParse(content, options = {}) {
+        const context = createParserContext(content, options);
+        const start = getCursor(context);
+        return createRoot(parseChildren(context, 0 /* DATA */, []), getSelection(context, start));
+    }
+    function createParserContext(content, rawOptions) {
+        const options = extend({}, defaultParserOptions);
+        let key;
+        for (key in rawOptions) {
+            // @ts-ignore
+            options[key] =
+                rawOptions[key] === undefined
+                    ? defaultParserOptions[key]
+                    : rawOptions[key];
+        }
+        return {
+            options,
+            column: 1,
+            line: 1,
+            offset: 0,
+            originalSource: content,
+            source: content,
+            inPre: false,
+            inVPre: false,
+            onWarn: options.onWarn
+        };
+    }
+    function parseChildren(context, mode, ancestors) {
+        const parent = last(ancestors);
+        const ns = parent ? parent.ns : 0 /* HTML */;
+        const nodes = [];
+        while (!isEnd(context, mode, ancestors)) {
+            const s = context.source;
+            let node = undefined;
+            if (mode === 0 /* DATA */ || mode === 1 /* RCDATA */) {
+                if (!context.inVPre && startsWith(s, context.options.delimiters[0])) {
+                    // '{{'
+                    node = parseInterpolation(context, mode);
+                }
+                else if (mode === 0 /* DATA */ && s[0] === '<') {
+                    // https://html.spec.whatwg.org/multipage/parsing.html#tag-open-state
+                    if (s.length === 1) {
+                        emitError(context, 5 /* EOF_BEFORE_TAG_NAME */, 1);
+                    }
+                    else if (s[1] === '!') {
+                        // https://html.spec.whatwg.org/multipage/parsing.html#markup-declaration-open-state
+                        if (startsWith(s, '<!--')) {
+                            node = parseComment(context);
+                        }
+                        else if (startsWith(s, '<!DOCTYPE')) {
+                            // Ignore DOCTYPE by a limitation.
+                            node = parseBogusComment(context);
+                        }
+                        else if (startsWith(s, '<![CDATA[')) {
+                            if (ns !== 0 /* HTML */) {
+                                node = parseCDATA(context, ancestors);
+                            }
+                            else {
+                                emitError(context, 1 /* CDATA_IN_HTML_CONTENT */);
+                                node = parseBogusComment(context);
+                            }
+                        }
+                        else {
+                            emitError(context, 11 /* INCORRECTLY_OPENED_COMMENT */);
+                            node = parseBogusComment(context);
+                        }
+                    }
+                    else if (s[1] === '/') {
+                        // https://html.spec.whatwg.org/multipage/parsing.html#end-tag-open-state
+                        if (s.length === 2) {
+                            emitError(context, 5 /* EOF_BEFORE_TAG_NAME */, 2);
+                        }
+                        else if (s[2] === '>') {
+                            emitError(context, 14 /* MISSING_END_TAG_NAME */, 2);
+                            advanceBy(context, 3);
+                            continue;
+                        }
+                        else if (/[a-z]/i.test(s[2])) {
+                            emitError(context, 23 /* X_INVALID_END_TAG */);
+                            parseTag(context, 1 /* End */, parent);
+                            continue;
+                        }
+                        else {
+                            emitError(context, 12 /* INVALID_FIRST_CHARACTER_OF_TAG_NAME */, 2);
+                            node = parseBogusComment(context);
+                        }
+                    }
+                    else if (/[a-z]/i.test(s[1])) {
+                        node = parseElement(context, ancestors);
+                    }
+                    else if (s[1] === '?') {
+                        emitError(context, 21 /* UNEXPECTED_QUESTION_MARK_INSTEAD_OF_TAG_NAME */, 1);
+                        node = parseBogusComment(context);
+                    }
+                    else {
+                        emitError(context, 12 /* INVALID_FIRST_CHARACTER_OF_TAG_NAME */, 1);
+                    }
+                }
+            }
+            if (!node) {
+                node = parseText(context, mode);
+            }
+            if (isArray(node)) {
+                for (let i = 0; i < node.length; i++) {
+                    pushNode(nodes, node[i]);
+                }
+            }
+            else {
+                pushNode(nodes, node);
+            }
+        }
+        // Whitespace handling strategy like v2
+        let removedWhitespace = false;
+        if (mode !== 2 /* RAWTEXT */ && mode !== 1 /* RCDATA */) {
+            const shouldCondense = context.options.whitespace !== 'preserve';
+            for (let i = 0; i < nodes.length; i++) {
+                const node = nodes[i];
+                if (!context.inPre && node.type === 2 /* TEXT */) {
+                    if (!/[^\t\r\n\f ]/.test(node.content)) {
+                        const prev = nodes[i - 1];
+                        const next = nodes[i + 1];
+                        // Remove if:
+                        // - the whitespace is the first or last node, or:
+                        // - (condense mode) the whitespace is adjacent to a comment, or:
+                        // - (condense mode) the whitespace is between two elements AND contains newline
+                        if (!prev ||
+                            !next ||
+                            (shouldCondense &&
+                                (prev.type === 3 /* COMMENT */ ||
+                                    next.type === 3 /* COMMENT */ ||
+                                    (prev.type === 1 /* ELEMENT */ &&
+                                        next.type === 1 /* ELEMENT */ &&
+                                        /[\r\n]/.test(node.content))))) {
+                            removedWhitespace = true;
+                            nodes[i] = null;
+                        }
+                        else {
+                            // Otherwise, the whitespace is condensed into a single space
+                            node.content = ' ';
+                        }
+                    }
+                    else if (shouldCondense) {
+                        // in condense mode, consecutive whitespaces in text are condensed
+                        // down to a single space.
+                        node.content = node.content.replace(/[\t\r\n\f ]+/g, ' ');
+                    }
+                }
+                // Remove comment nodes if desired by configuration.
+                else if (node.type === 3 /* COMMENT */ && !context.options.comments) {
+                    removedWhitespace = true;
+                    nodes[i] = null;
+                }
+            }
+            if (context.inPre && parent && context.options.isPreTag(parent.tag)) {
+                // remove leading newline per html spec
+                // https://html.spec.whatwg.org/multipage/grouping-content.html#the-pre-element
+                const first = nodes[0];
+                if (first && first.type === 2 /* TEXT */) {
+                    first.content = first.content.replace(/^\r?\n/, '');
+                }
+            }
+        }
+        return removedWhitespace ? nodes.filter(Boolean) : nodes;
+    }
+    function pushNode(nodes, node) {
+        if (node.type === 2 /* TEXT */) {
+            const prev = last(nodes);
+            // Merge if both this and the previous node are text and those are
+            // consecutive. This happens for cases like "a < b".
+            if (prev &&
+                prev.type === 2 /* TEXT */ &&
+                prev.loc.end.offset === node.loc.start.offset) {
+                prev.content += node.content;
+                prev.loc.end = node.loc.end;
+                prev.loc.source += node.loc.source;
+                return;
+            }
+        }
+        nodes.push(node);
+    }
+    function parseCDATA(context, ancestors) {
+        advanceBy(context, 9);
+        const nodes = parseChildren(context, 3 /* CDATA */, ancestors);
+        if (context.source.length === 0) {
+            emitError(context, 6 /* EOF_IN_CDATA */);
+        }
+        else {
+            advanceBy(context, 3);
+        }
+        return nodes;
+    }
+    function parseComment(context) {
+        const start = getCursor(context);
+        let content;
+        // Regular comment.
+        const match = /--(\!)?>/.exec(context.source);
+        if (!match) {
+            content = context.source.slice(4);
+            advanceBy(context, context.source.length);
+            emitError(context, 7 /* EOF_IN_COMMENT */);
+        }
+        else {
+            if (match.index <= 3) {
+                emitError(context, 0 /* ABRUPT_CLOSING_OF_EMPTY_COMMENT */);
+            }
+            if (match[1]) {
+                emitError(context, 10 /* INCORRECTLY_CLOSED_COMMENT */);
+            }
+            content = context.source.slice(4, match.index);
+            // Advancing with reporting nested comments.
+            const s = context.source.slice(0, match.index);
+            let prevIndex = 1, nestedIndex = 0;
+            while ((nestedIndex = s.indexOf('<!--', prevIndex)) !== -1) {
+                advanceBy(context, nestedIndex - prevIndex + 1);
+                if (nestedIndex + 4 < s.length) {
+                    emitError(context, 16 /* NESTED_COMMENT */);
+                }
+                prevIndex = nestedIndex + 1;
+            }
+            advanceBy(context, match.index + match[0].length - prevIndex + 1);
+        }
+        return {
+            type: 3 /* COMMENT */,
+            content,
+            loc: getSelection(context, start)
+        };
+    }
+    function parseBogusComment(context) {
+        const start = getCursor(context);
+        const contentStart = context.source[1] === '?' ? 1 : 2;
+        let content;
+        const closeIndex = context.source.indexOf('>');
+        if (closeIndex === -1) {
+            content = context.source.slice(contentStart);
+            advanceBy(context, context.source.length);
+        }
+        else {
+            content = context.source.slice(contentStart, closeIndex);
+            advanceBy(context, closeIndex + 1);
+        }
+        return {
+            type: 3 /* COMMENT */,
+            content,
+            loc: getSelection(context, start)
+        };
+    }
+    function parseElement(context, ancestors) {
+        // Start tag.
+        const wasInPre = context.inPre;
+        const wasInVPre = context.inVPre;
+        const parent = last(ancestors);
+        const element = parseTag(context, 0 /* Start */, parent);
+        const isPreBoundary = context.inPre && !wasInPre;
+        const isVPreBoundary = context.inVPre && !wasInVPre;
+        if (element.isSelfClosing || context.options.isVoidTag(element.tag)) {
+            // #4030 self-closing <pre> tag
+            if (isPreBoundary) {
+                context.inPre = false;
+            }
+            if (isVPreBoundary) {
+                context.inVPre = false;
+            }
+            return element;
+        }
+        // Children.
+        ancestors.push(element);
+        const mode = context.options.getTextMode(element, parent);
+        const children = parseChildren(context, mode, ancestors);
+        ancestors.pop();
+        element.children = children;
+        // End tag.
+        if (startsWithEndTagOpen(context.source, element.tag)) {
+            parseTag(context, 1 /* End */, parent);
+        }
+        else {
+            emitError(context, 24 /* X_MISSING_END_TAG */, 0, element.loc.start);
+            if (context.source.length === 0 && element.tag.toLowerCase() === 'script') {
+                const first = children[0];
+                if (first && startsWith(first.loc.source, '<!--')) {
+                    emitError(context, 8 /* EOF_IN_SCRIPT_HTML_COMMENT_LIKE_TEXT */);
+                }
+            }
+        }
+        element.loc = getSelection(context, element.loc.start);
+        if (isPreBoundary) {
+            context.inPre = false;
+        }
+        if (isVPreBoundary) {
+            context.inVPre = false;
+        }
+        return element;
+    }
+    const isSpecialTemplateDirective = /*#__PURE__*/ makeMap(`if,else,else-if,for,slot`);
+    function parseTag(context, type, parent) {
+        // Tag open.
+        const start = getCursor(context);
+        const match = /^<\/?([a-z][^\t\r\n\f />]*)/i.exec(context.source);
+        const tag = match[1];
+        const ns = context.options.getNamespace(tag, parent);
+        advanceBy(context, match[0].length);
+        advanceSpaces(context);
+        // save current state in case we need to re-parse attributes with v-pre
+        const cursor = getCursor(context);
+        const currentSource = context.source;
+        // check <pre> tag
+        if (context.options.isPreTag(tag)) {
+            context.inPre = true;
+        }
+        // Attributes.
+        let props = parseAttributes(context, type);
+        // check v-pre
+        if (type === 0 /* Start */ &&
+            !context.inVPre &&
+            props.some(p => p.type === 7 /* DIRECTIVE */ && p.name === 'pre')) {
+            context.inVPre = true;
+            // reset context
+            extend(context, cursor);
+            context.source = currentSource;
+            // re-parse attrs and filter out v-pre itself
+            props = parseAttributes(context, type).filter(p => p.name !== 'v-pre');
+        }
+        // Tag close.
+        let isSelfClosing = false;
+        if (context.source.length === 0) {
+            emitError(context, 9 /* EOF_IN_TAG */);
+        }
+        else {
+            isSelfClosing = startsWith(context.source, '/>');
+            if (type === 1 /* End */ && isSelfClosing) {
+                emitError(context, 4 /* END_TAG_WITH_TRAILING_SOLIDUS */);
+            }
+            advanceBy(context, isSelfClosing ? 2 : 1);
+        }
+        if (type === 1 /* End */) {
+            return;
+        }
+        let tagType = 0 /* ELEMENT */;
+        if (!context.inVPre) {
+            if (tag === 'slot') {
+                tagType = 2 /* SLOT */;
+            }
+            else if (tag === 'template') {
+                if (props.some(p => p.type === 7 /* DIRECTIVE */ && isSpecialTemplateDirective(p.name))) {
+                    tagType = 3 /* TEMPLATE */;
+                }
+            }
+            else if (isComponent(tag, props, context)) {
+                tagType = 1 /* COMPONENT */;
+            }
+        }
+        return {
+            type: 1 /* ELEMENT */,
+            ns,
+            tag,
+            tagType,
+            props,
+            isSelfClosing,
+            children: [],
+            loc: getSelection(context, start),
+            codegenNode: undefined // to be created during transform phase
+        };
+    }
+    function isComponent(tag, props, context) {
+        const options = context.options;
+        if (options.isCustomElement(tag)) {
+            return false;
+        }
+        if (tag === 'component' ||
+            /^[A-Z]/.test(tag) ||
+            isCoreComponent(tag) ||
+            (options.isBuiltInComponent && options.isBuiltInComponent(tag)) ||
+            (options.isNativeTag && !options.isNativeTag(tag))) {
+            return true;
+        }
+        // at this point the tag should be a native tag, but check for potential "is"
+        // casting
+        for (let i = 0; i < props.length; i++) {
+            const p = props[i];
+            if (p.type === 6 /* ATTRIBUTE */) {
+                if (p.name === 'is' && p.value) {
+                    if (p.value.content.startsWith('vue:')) {
+                        return true;
+                    }
+                }
+            }
+            else {
+                // directive
+                // v-is (TODO Deprecate)
+                if (p.name === 'is') {
+                    return true;
+                }
+                else if (
+                    // :is on plain element - only treat as component in compat mode
+                    p.name === 'bind' &&
+                    isStaticArgOf(p.arg, 'is') &&
+                    false &&
+                    checkCompatEnabled("COMPILER_IS_ON_ELEMENT" /* COMPILER_IS_ON_ELEMENT */, context, p.loc)) {
+                    return true;
+                }
+            }
+        }
+    }
+    function parseAttributes(context, type) {
+        const props = [];
+        const attributeNames = new Set();
+        while (context.source.length > 0 &&
+        !startsWith(context.source, '>') &&
+        !startsWith(context.source, '/>')) {
+            if (startsWith(context.source, '/')) {
+                emitError(context, 22 /* UNEXPECTED_SOLIDUS_IN_TAG */);
+                advanceBy(context, 1);
+                advanceSpaces(context);
+                continue;
+            }
+            if (type === 1 /* End */) {
+                emitError(context, 3 /* END_TAG_WITH_ATTRIBUTES */);
+            }
+            const attr = parseAttribute(context, attributeNames);
+            // Trim whitespace between class
+            // https://github.com/vuejs/core/issues/4251
+            if (attr.type === 6 /* ATTRIBUTE */ &&
+                attr.value &&
+                attr.name === 'class') {
+                attr.value.content = attr.value.content.replace(/\s+/g, ' ').trim();
+            }
+            if (type === 0 /* Start */) {
+                props.push(attr);
+            }
+            if (/^[^\t\r\n\f />]/.test(context.source)) {
+                emitError(context, 15 /* MISSING_WHITESPACE_BETWEEN_ATTRIBUTES */);
+            }
+            advanceSpaces(context);
+        }
+        return props;
+    }
+    function parseAttribute(context, nameSet) {
+        // Name.
+        const start = getCursor(context);
+        const match = /^[^\t\r\n\f />][^\t\r\n\f />=]*/.exec(context.source);
+        const name = match[0];
+        if (nameSet.has(name)) {
+            emitError(context, 2 /* DUPLICATE_ATTRIBUTE */);
+        }
+        nameSet.add(name);
+        if (name[0] === '=') {
+            emitError(context, 19 /* UNEXPECTED_EQUALS_SIGN_BEFORE_ATTRIBUTE_NAME */);
+        }
+        {
+            const pattern = /["'<]/g;
+            let m;
+            while ((m = pattern.exec(name))) {
+                emitError(context, 17 /* UNEXPECTED_CHARACTER_IN_ATTRIBUTE_NAME */, m.index);
+            }
+        }
+        advanceBy(context, name.length);
+        // Value
+        let value = undefined;
+        if (/^[\t\r\n\f ]*=/.test(context.source)) {
+            advanceSpaces(context);
+            advanceBy(context, 1);
+            advanceSpaces(context);
+            value = parseAttributeValue(context);
+            if (!value) {
+                emitError(context, 13 /* MISSING_ATTRIBUTE_VALUE */);
+            }
+        }
+        const loc = getSelection(context, start);
+        if (!context.inVPre && /^(v-[A-Za-z0-9-]|:|\.|@|#)/.test(name)) {
+            const match = /(?:^v-([a-z0-9-]+))?(?:(?::|^\.|^@|^#)(\[[^\]]+\]|[^\.]+))?(.+)?$/i.exec(name);
+            let isPropShorthand = startsWith(name, '.');
+            let dirName = match[1] ||
+                (isPropShorthand || startsWith(name, ':')
+                    ? 'bind'
+                    : startsWith(name, '@')
+                        ? 'on'
+                        : 'slot');
+            let arg;
+            if (match[2]) {
+                const isSlot = dirName === 'slot';
+                const startOffset = name.lastIndexOf(match[2]);
+                const loc = getSelection(context, getNewPosition(context, start, startOffset), getNewPosition(context, start, startOffset + match[2].length + ((isSlot && match[3]) || '').length));
+                let content = match[2];
+                let isStatic = true;
+                if (content.startsWith('[')) {
+                    isStatic = false;
+                    if (!content.endsWith(']')) {
+                        emitError(context, 27 /* X_MISSING_DYNAMIC_DIRECTIVE_ARGUMENT_END */);
+                        content = content.slice(1);
+                    }
+                    else {
+                        content = content.slice(1, content.length - 1);
+                    }
+                }
+                else if (isSlot) {
+                    // #1241 special case for v-slot: vuetify relies extensively on slot
+                    // names containing dots. v-slot doesn't have any modifiers and Vue 2.x
+                    // supports such usage so we are keeping it consistent with 2.x.
+                    content += match[3] || '';
+                }
+                arg = {
+                    type: 4 /* SIMPLE_EXPRESSION */,
+                    content,
+                    isStatic,
+                    constType: isStatic
+                        ? 3 /* CAN_STRINGIFY */
+                        : 0 /* NOT_CONSTANT */,
+                    loc
+                };
+            }
+            if (value && value.isQuoted) {
+                const valueLoc = value.loc;
+                valueLoc.start.offset++;
+                valueLoc.start.column++;
+                valueLoc.end = advancePositionWithClone(valueLoc.start, value.content);
+                valueLoc.source = valueLoc.source.slice(1, -1);
+            }
+            const modifiers = match[3] ? match[3].slice(1).split('.') : [];
+            if (isPropShorthand)
+                modifiers.push('prop');
+            return {
+                type: 7 /* DIRECTIVE */,
+                name: dirName,
+                exp: value && {
+                    type: 4 /* SIMPLE_EXPRESSION */,
+                    content: value.content,
+                    isStatic: false,
+                    // Treat as non-constant by default. This can be potentially set to
+                    // other values by `transformExpression` to make it eligible for hoisting.
+                    constType: 0 /* NOT_CONSTANT */,
+                    loc: value.loc
+                },
+                arg,
+                modifiers,
+                loc
+            };
+        }
+        // missing directive name or illegal directive name
+        if (!context.inVPre && startsWith(name, 'v-')) {
+            emitError(context, 26 /* X_MISSING_DIRECTIVE_NAME */);
+        }
+        return {
+            type: 6 /* ATTRIBUTE */,
+            name,
+            value: value && {
+                type: 2 /* TEXT */,
+                content: value.content,
+                loc: value.loc
+            },
+            loc
+        };
+    }
+    function parseAttributeValue(context) {
+        const start = getCursor(context);
+        let content;
+        const quote = context.source[0];
+        const isQuoted = quote === `"` || quote === `'`;
+        if (isQuoted) {
+            // Quoted value.
+            advanceBy(context, 1);
+            const endIndex = context.source.indexOf(quote);
+            if (endIndex === -1) {
+                content = parseTextData(context, context.source.length, 4 /* ATTRIBUTE_VALUE */);
+            }
+            else {
+                content = parseTextData(context, endIndex, 4 /* ATTRIBUTE_VALUE */);
+                advanceBy(context, 1);
+            }
+        }
+        else {
+            // Unquoted
+            const match = /^[^\t\r\n\f >]+/.exec(context.source);
+            if (!match) {
+                return undefined;
+            }
+            const unexpectedChars = /["'<=`]/g;
+            let m;
+            while ((m = unexpectedChars.exec(match[0]))) {
+                emitError(context, 18 /* UNEXPECTED_CHARACTER_IN_UNQUOTED_ATTRIBUTE_VALUE */, m.index);
+            }
+            content = parseTextData(context, match[0].length, 4 /* ATTRIBUTE_VALUE */);
+        }
+        return { content, isQuoted, loc: getSelection(context, start) };
+    }
+    function parseInterpolation(context, mode) {
+        const [open, close] = context.options.delimiters;
+        const closeIndex = context.source.indexOf(close, open.length);
+        if (closeIndex === -1) {
+            emitError(context, 25 /* X_MISSING_INTERPOLATION_END */);
+            return undefined;
+        }
+        const start = getCursor(context);
+        advanceBy(context, open.length);
+        const innerStart = getCursor(context);
+        const innerEnd = getCursor(context);
+        const rawContentLength = closeIndex - open.length;
+        const rawContent = context.source.slice(0, rawContentLength);
+        const preTrimContent = parseTextData(context, rawContentLength, mode);
+        const content = preTrimContent.trim();
+        const startOffset = preTrimContent.indexOf(content);
+        if (startOffset > 0) {
+            advancePositionWithMutation(innerStart, rawContent, startOffset);
+        }
+        const endOffset = rawContentLength - (preTrimContent.length - content.length - startOffset);
+        advancePositionWithMutation(innerEnd, rawContent, endOffset);
+        advanceBy(context, close.length);
+        return {
+            type: 5 /* INTERPOLATION */,
+            content: {
+                type: 4 /* SIMPLE_EXPRESSION */,
+                isStatic: false,
+                // Set `isConstant` to false by default and will decide in transformExpression
+                constType: 0 /* NOT_CONSTANT */,
+                content,
+                loc: getSelection(context, innerStart, innerEnd)
+            },
+            loc: getSelection(context, start)
+        };
+    }
+    function parseText(context, mode) {
+        const endTokens = mode === 3 /* CDATA */ ? [']]>'] : ['<', context.options.delimiters[0]];
+        let endIndex = context.source.length;
+        for (let i = 0; i < endTokens.length; i++) {
+            const index = context.source.indexOf(endTokens[i], 1);
+            if (index !== -1 && endIndex > index) {
+                endIndex = index;
+            }
+        }
+        const start = getCursor(context);
+        const content = parseTextData(context, endIndex, mode);
+        return {
+            type: 2 /* TEXT */,
+            content,
+            loc: getSelection(context, start)
+        };
+    }
+    /**
+     * Get text data with a given length from the current location.
+     * This translates HTML entities in the text data.
+     */
+    function parseTextData(context, length, mode) {
+        const rawText = context.source.slice(0, length);
+        advanceBy(context, length);
+        if (mode === 2 /* RAWTEXT */ ||
+            mode === 3 /* CDATA */ ||
+            !rawText.includes('&')) {
+            return rawText;
+        }
+        else {
+            // DATA or RCDATA containing "&"". Entity decoding required.
+            return context.options.decodeEntities(rawText, mode === 4 /* ATTRIBUTE_VALUE */);
+        }
+    }
+    function getCursor(context) {
+        const { column, line, offset } = context;
+        return { column, line, offset };
+    }
+    function getSelection(context, start, end) {
+        end = end || getCursor(context);
+        return {
+            start,
+            end,
+            source: context.originalSource.slice(start.offset, end.offset)
+        };
+    }
+    function last(xs) {
+        return xs[xs.length - 1];
+    }
+    function startsWith(source, searchString) {
+        return source.startsWith(searchString);
+    }
+    function advanceBy(context, numberOfCharacters) {
+        const { source } = context;
+        advancePositionWithMutation(context, source, numberOfCharacters);
+        context.source = source.slice(numberOfCharacters);
+    }
+    function advanceSpaces(context) {
+        const match = /^[\t\r\n\f ]+/.exec(context.source);
+        if (match) {
+            advanceBy(context, match[0].length);
+        }
+    }
+    function getNewPosition(context, start, numberOfCharacters) {
+        return advancePositionWithClone(start, context.originalSource.slice(start.offset, numberOfCharacters), numberOfCharacters);
+    }
+    function emitError(context, code, offset, loc = getCursor(context)) {
+        if (offset) {
+            loc.offset += offset;
+            loc.column += offset;
+        }
+        context.options.onError(createCompilerError(code, {
+            start: loc,
+            end: loc,
+            source: ''
+        }));
+    }
+    function isEnd(context, mode, ancestors) {
+        const s = context.source;
+        switch (mode) {
+            case 0 /* DATA */:
+                if (startsWith(s, '</')) {
+                    // TODO: probably bad performance
+                    for (let i = ancestors.length - 1; i >= 0; --i) {
+                        if (startsWithEndTagOpen(s, ancestors[i].tag)) {
+                            return true;
+                        }
+                    }
+                }
+                break;
+            case 1 /* RCDATA */:
+            case 2 /* RAWTEXT */: {
+                const parent = last(ancestors);
+                if (parent && startsWithEndTagOpen(s, parent.tag)) {
+                    return true;
+                }
+                break;
+            }
+            case 3 /* CDATA */:
+                if (startsWith(s, ']]>')) {
+                    return true;
+                }
+                break;
+        }
+        return !s;
+    }
+    function startsWithEndTagOpen(source, tag) {
+        return (startsWith(source, '</') &&
+            source.slice(2, 2 + tag.length).toLowerCase() === tag.toLowerCase() &&
+            /[\t\r\n\f />]/.test(source[2 + tag.length] || '>'));
+    }
+
+    function hoistStatic(root, context) {
+        walk(root, context,
+            // Root node is unfortunately non-hoistable due to potential parent
+            // fallthrough attributes.
+            isSingleElementRoot(root, root.children[0]));
+    }
+    function isSingleElementRoot(root, child) {
+        const { children } = root;
+        return (children.length === 1 &&
+            child.type === 1 /* ELEMENT */ &&
+            !isSlotOutlet(child));
+    }
+    function walk(node, context, doNotHoistNode = false) {
+        const { children } = node;
+        const originalCount = children.length;
+        let hoistedCount = 0;
+        for (let i = 0; i < children.length; i++) {
+            const child = children[i];
+            // only plain elements & text calls are eligible for hoisting.
+            if (child.type === 1 /* ELEMENT */ &&
+                child.tagType === 0 /* ELEMENT */) {
+                const constantType = doNotHoistNode
+                    ? 0 /* NOT_CONSTANT */
+                    : getConstantType(child, context);
+                if (constantType > 0 /* NOT_CONSTANT */) {
+                    if (constantType >= 2 /* CAN_HOIST */) {
+                        child.codegenNode.patchFlag =
+                            -1 /* HOISTED */ + (` /* HOISTED */` );
+                        child.codegenNode = context.hoist(child.codegenNode);
+                        hoistedCount++;
+                        continue;
+                    }
+                }
+                else {
+                    // node may contain dynamic children, but its props may be eligible for
+                    // hoisting.
+                    const codegenNode = child.codegenNode;
+                    if (codegenNode.type === 13 /* VNODE_CALL */) {
+                        const flag = getPatchFlag(codegenNode);
+                        if ((!flag ||
+                                flag === 512 /* NEED_PATCH */ ||
+                                flag === 1 /* TEXT */) &&
+                            getGeneratedPropsConstantType(child, context) >=
+                            2 /* CAN_HOIST */) {
+                            const props = getNodeProps(child);
+                            if (props) {
+                                codegenNode.props = context.hoist(props);
+                            }
+                        }
+                        if (codegenNode.dynamicProps) {
+                            codegenNode.dynamicProps = context.hoist(codegenNode.dynamicProps);
+                        }
+                    }
+                }
+            }
+            else if (child.type === 12 /* TEXT_CALL */ &&
+                getConstantType(child.content, context) >= 2 /* CAN_HOIST */) {
+                child.codegenNode = context.hoist(child.codegenNode);
+                hoistedCount++;
+            }
+            // walk further
+            if (child.type === 1 /* ELEMENT */) {
+                const isComponent = child.tagType === 1 /* COMPONENT */;
+                if (isComponent) {
+                    context.scopes.vSlot++;
+                }
+                walk(child, context);
+                if (isComponent) {
+                    context.scopes.vSlot--;
+                }
+            }
+            else if (child.type === 11 /* FOR */) {
+                // Do not hoist v-for single child because it has to be a block
+                walk(child, context, child.children.length === 1);
+            }
+            else if (child.type === 9 /* IF */) {
+                for (let i = 0; i < child.branches.length; i++) {
+                    // Do not hoist v-if single child because it has to be a block
+                    walk(child.branches[i], context, child.branches[i].children.length === 1);
+                }
+            }
+        }
+        if (hoistedCount && context.transformHoist) {
+            context.transformHoist(children, context, node);
+        }
+        // all children were hoisted - the entire children array is hoistable.
+        if (hoistedCount &&
+            hoistedCount === originalCount &&
+            node.type === 1 /* ELEMENT */ &&
+            node.tagType === 0 /* ELEMENT */ &&
+            node.codegenNode &&
+            node.codegenNode.type === 13 /* VNODE_CALL */ &&
+            isArray(node.codegenNode.children)) {
+            node.codegenNode.children = context.hoist(createArrayExpression(node.codegenNode.children));
+        }
+    }
+    function getConstantType(node, context) {
+        const { constantCache } = context;
+        switch (node.type) {
+            case 1 /* ELEMENT */:
+                if (node.tagType !== 0 /* ELEMENT */) {
+                    return 0 /* NOT_CONSTANT */;
+                }
+                const cached = constantCache.get(node);
+                if (cached !== undefined) {
+                    return cached;
+                }
+                const codegenNode = node.codegenNode;
+                if (codegenNode.type !== 13 /* VNODE_CALL */) {
+                    return 0 /* NOT_CONSTANT */;
+                }
+                if (codegenNode.isBlock &&
+                    node.tag !== 'svg' &&
+                    node.tag !== 'foreignObject') {
+                    return 0 /* NOT_CONSTANT */;
+                }
+                const flag = getPatchFlag(codegenNode);
+                if (!flag) {
+                    let returnType = 3 /* CAN_STRINGIFY */;
+                    // Element itself has no patch flag. However we still need to check:
+                    // 1. Even for a node with no patch flag, it is possible for it to contain
+                    // non-hoistable expressions that refers to scope variables, e.g. compiler
+                    // injected keys or cached event handlers. Therefore we need to always
+                    // check the codegenNode's props to be sure.
+                    const generatedPropsType = getGeneratedPropsConstantType(node, context);
+                    if (generatedPropsType === 0 /* NOT_CONSTANT */) {
+                        constantCache.set(node, 0 /* NOT_CONSTANT */);
+                        return 0 /* NOT_CONSTANT */;
+                    }
+                    if (generatedPropsType < returnType) {
+                        returnType = generatedPropsType;
+                    }
+                    // 2. its children.
+                    for (let i = 0; i < node.children.length; i++) {
+                        const childType = getConstantType(node.children[i], context);
+                        if (childType === 0 /* NOT_CONSTANT */) {
+                            constantCache.set(node, 0 /* NOT_CONSTANT */);
+                            return 0 /* NOT_CONSTANT */;
+                        }
+                        if (childType < returnType) {
+                            returnType = childType;
+                        }
+                    }
+                    // 3. if the type is not already CAN_SKIP_PATCH which is the lowest non-0
+                    // type, check if any of the props can cause the type to be lowered
+                    // we can skip can_patch because it's guaranteed by the absence of a
+                    // patchFlag.
+                    if (returnType > 1 /* CAN_SKIP_PATCH */) {
+                        for (let i = 0; i < node.props.length; i++) {
+                            const p = node.props[i];
+                            if (p.type === 7 /* DIRECTIVE */ && p.name === 'bind' && p.exp) {
+                                const expType = getConstantType(p.exp, context);
+                                if (expType === 0 /* NOT_CONSTANT */) {
+                                    constantCache.set(node, 0 /* NOT_CONSTANT */);
+                                    return 0 /* NOT_CONSTANT */;
+                                }
+                                if (expType < returnType) {
+                                    returnType = expType;
+                                }
+                            }
+                        }
+                    }
+                    // only svg/foreignObject could be block here, however if they are
+                    // static then they don't need to be blocks since there will be no
+                    // nested updates.
+                    if (codegenNode.isBlock) {
+                        // except set custom directives.
+                        for (let i = 0; i < node.props.length; i++) {
+                            const p = node.props[i];
+                            if (p.type === 7 /* DIRECTIVE */) {
+                                constantCache.set(node, 0 /* NOT_CONSTANT */);
+                                return 0 /* NOT_CONSTANT */;
+                            }
+                        }
+                        context.removeHelper(OPEN_BLOCK);
+                        context.removeHelper(getVNodeBlockHelper(context.inSSR, codegenNode.isComponent));
+                        codegenNode.isBlock = false;
+                        context.helper(getVNodeHelper(context.inSSR, codegenNode.isComponent));
+                    }
+                    constantCache.set(node, returnType);
+                    return returnType;
+                }
+                else {
+                    constantCache.set(node, 0 /* NOT_CONSTANT */);
+                    return 0 /* NOT_CONSTANT */;
+                }
+            case 2 /* TEXT */:
+            case 3 /* COMMENT */:
+                return 3 /* CAN_STRINGIFY */;
+            case 9 /* IF */:
+            case 11 /* FOR */:
+            case 10 /* IF_BRANCH */:
+                return 0 /* NOT_CONSTANT */;
+            case 5 /* INTERPOLATION */:
+            case 12 /* TEXT_CALL */:
+                return getConstantType(node.content, context);
+            case 4 /* SIMPLE_EXPRESSION */:
+                return node.constType;
+            case 8 /* COMPOUND_EXPRESSION */:
+                let returnType = 3 /* CAN_STRINGIFY */;
+                for (let i = 0; i < node.children.length; i++) {
+                    const child = node.children[i];
+                    if (isString(child) || isSymbol(child)) {
+                        continue;
+                    }
+                    const childType = getConstantType(child, context);
+                    if (childType === 0 /* NOT_CONSTANT */) {
+                        return 0 /* NOT_CONSTANT */;
+                    }
+                    else if (childType < returnType) {
+                        returnType = childType;
+                    }
+                }
+                return returnType;
+            default:
+                return 0 /* NOT_CONSTANT */;
+        }
+    }
+    const allowHoistedHelperSet = new Set([
+        NORMALIZE_CLASS,
+        NORMALIZE_STYLE,
+        NORMALIZE_PROPS,
+        GUARD_REACTIVE_PROPS
+    ]);
+    function getConstantTypeOfHelperCall(value, context) {
+        if (value.type === 14 /* JS_CALL_EXPRESSION */ &&
+            !isString(value.callee) &&
+            allowHoistedHelperSet.has(value.callee)) {
+            const arg = value.arguments[0];
+            if (arg.type === 4 /* SIMPLE_EXPRESSION */) {
+                return getConstantType(arg, context);
+            }
+            else if (arg.type === 14 /* JS_CALL_EXPRESSION */) {
+                // in the case of nested helper call, e.g. `normalizeProps(guardReactiveProps(exp))`
+                return getConstantTypeOfHelperCall(arg, context);
+            }
+        }
+        return 0 /* NOT_CONSTANT */;
+    }
+    function getGeneratedPropsConstantType(node, context) {
+        let returnType = 3 /* CAN_STRINGIFY */;
+        const props = getNodeProps(node);
+        if (props && props.type === 15 /* JS_OBJECT_EXPRESSION */) {
+            const { properties } = props;
+            for (let i = 0; i < properties.length; i++) {
+                const { key, value } = properties[i];
+                const keyType = getConstantType(key, context);
+                if (keyType === 0 /* NOT_CONSTANT */) {
+                    return keyType;
+                }
+                if (keyType < returnType) {
+                    returnType = keyType;
+                }
+                let valueType;
+                if (value.type === 4 /* SIMPLE_EXPRESSION */) {
+                    valueType = getConstantType(value, context);
+                }
+                else if (value.type === 14 /* JS_CALL_EXPRESSION */) {
+                    // some helper calls can be hoisted,
+                    // such as the `normalizeProps` generated by the compiler for pre-normalize class,
+                    // in this case we need to respect the ConstantType of the helper's arguments
+                    valueType = getConstantTypeOfHelperCall(value, context);
+                }
+                else {
+                    valueType = 0 /* NOT_CONSTANT */;
+                }
+                if (valueType === 0 /* NOT_CONSTANT */) {
+                    return valueType;
+                }
+                if (valueType < returnType) {
+                    returnType = valueType;
+                }
+            }
+        }
+        return returnType;
+    }
+    function getNodeProps(node) {
+        const codegenNode = node.codegenNode;
+        if (codegenNode.type === 13 /* VNODE_CALL */) {
+            return codegenNode.props;
+        }
+    }
+    function getPatchFlag(node) {
+        const flag = node.patchFlag;
+        return flag ? parseInt(flag, 10) : undefined;
+    }
+
+    function createTransformContext(root, { filename = '', prefixIdentifiers = false, hoistStatic = false, cacheHandlers = false, nodeTransforms = [], directiveTransforms = {}, transformHoist = null, isBuiltInComponent = NOOP, isCustomElement = NOOP, expressionPlugins = [], scopeId = null, slotted = true, ssr = false, inSSR = false, ssrCssVars = ``, bindingMetadata = EMPTY_OBJ, inline = false, isTS = false, onError = defaultOnError, onWarn = defaultOnWarn, compatConfig }) {
+        const nameMatch = filename.replace(/\?.*$/, '').match(/([^/\\]+)\.\w+$/);
+        const context = {
+            // options
+            selfName: nameMatch && capitalize(camelize(nameMatch[1])),
+            prefixIdentifiers,
+            hoistStatic,
+            cacheHandlers,
+            nodeTransforms,
+            directiveTransforms,
+            transformHoist,
+            isBuiltInComponent,
+            isCustomElement,
+            expressionPlugins,
+            scopeId,
+            slotted,
+            ssr,
+            inSSR,
+            ssrCssVars,
+            bindingMetadata,
+            inline,
+            isTS,
+            onError,
+            onWarn,
+            compatConfig,
+            // state
+            root,
+            helpers: new Map(),
+            components: new Set(),
+            directives: new Set(),
+            hoists: [],
+            imports: [],
+            constantCache: new Map(),
+            temps: 0,
+            cached: 0,
+            identifiers: Object.create(null),
+            scopes: {
+                vFor: 0,
+                vSlot: 0,
+                vPre: 0,
+                vOnce: 0
+            },
+            parent: null,
+            currentNode: root,
+            childIndex: 0,
+            inVOnce: false,
+            // methods
+            helper(name) {
+                const count = context.helpers.get(name) || 0;
+                context.helpers.set(name, count + 1);
+                return name;
+            },
+            removeHelper(name) {
+                const count = context.helpers.get(name);
+                if (count) {
+                    const currentCount = count - 1;
+                    if (!currentCount) {
+                        context.helpers.delete(name);
+                    }
+                    else {
+                        context.helpers.set(name, currentCount);
+                    }
+                }
+            },
+            helperString(name) {
+                return `_${helperNameMap[context.helper(name)]}`;
+            },
+            replaceNode(node) {
+                /* istanbul ignore if */
+                {
+                    if (!context.currentNode) {
+                        throw new Error(`Node being replaced is already removed.`);
+                    }
+                    if (!context.parent) {
+                        throw new Error(`Cannot replace root node.`);
+                    }
+                }
+                context.parent.children[context.childIndex] = context.currentNode = node;
+            },
+            removeNode(node) {
+                if (!context.parent) {
+                    throw new Error(`Cannot remove root node.`);
+                }
+                const list = context.parent.children;
+                const removalIndex = node
+                    ? list.indexOf(node)
+                    : context.currentNode
+                        ? context.childIndex
+                        : -1;
+                /* istanbul ignore if */
+                if (removalIndex < 0) {
+                    throw new Error(`node being removed is not a child of current parent`);
+                }
+                if (!node || node === context.currentNode) {
+                    // current node removed
+                    context.currentNode = null;
+                    context.onNodeRemoved();
+                }
+                else {
+                    // sibling node removed
+                    if (context.childIndex > removalIndex) {
+                        context.childIndex--;
+                        context.onNodeRemoved();
+                    }
+                }
+                context.parent.children.splice(removalIndex, 1);
+            },
+            onNodeRemoved: () => { },
+            addIdentifiers(exp) {
+            },
+            removeIdentifiers(exp) {
+            },
+            hoist(exp) {
+                if (isString(exp))
+                    exp = createSimpleExpression(exp);
+                context.hoists.push(exp);
+                const identifier = createSimpleExpression(`_hoisted_${context.hoists.length}`, false, exp.loc, 2 /* CAN_HOIST */);
+                identifier.hoisted = exp;
+                return identifier;
+            },
+            cache(exp, isVNode = false) {
+                return createCacheExpression(context.cached++, exp, isVNode);
+            }
+        };
+        return context;
+    }
+    function transform(root, options) {
+        const context = createTransformContext(root, options);
+        traverseNode(root, context);
+        if (options.hoistStatic) {
+            hoistStatic(root, context);
+        }
+        if (!options.ssr) {
+            createRootCodegen(root, context);
+        }
+        // finalize meta information
+        root.helpers = [...context.helpers.keys()];
+        root.components = [...context.components];
+        root.directives = [...context.directives];
+        root.imports = context.imports;
+        root.hoists = context.hoists;
+        root.temps = context.temps;
+        root.cached = context.cached;
+    }
+    function createRootCodegen(root, context) {
+        const { helper } = context;
+        const { children } = root;
+        if (children.length === 1) {
+            const child = children[0];
+            // if the single child is an element, turn it into a block.
+            if (isSingleElementRoot(root, child) && child.codegenNode) {
+                // single element root is never hoisted so codegenNode will never be
+                // SimpleExpressionNode
+                const codegenNode = child.codegenNode;
+                if (codegenNode.type === 13 /* VNODE_CALL */) {
+                    makeBlock(codegenNode, context);
+                }
+                root.codegenNode = codegenNode;
+            }
+            else {
+                // - single <slot/>, IfNode, ForNode: already blocks.
+                // - single text node: always patched.
+                // root codegen falls through via genNode()
+                root.codegenNode = child;
+            }
+        }
+        else if (children.length > 1) {
+            // root has multiple nodes - return a fragment block.
+            let patchFlag = 64 /* STABLE_FRAGMENT */;
+            let patchFlagText = PatchFlagNames[64 /* STABLE_FRAGMENT */];
+            // check if the fragment actually contains a single valid child with
+            // the rest being comments
+            if (children.filter(c => c.type !== 3 /* COMMENT */).length === 1) {
+                patchFlag |= 2048 /* DEV_ROOT_FRAGMENT */;
+                patchFlagText += `, ${PatchFlagNames[2048 /* DEV_ROOT_FRAGMENT */]}`;
+            }
+            root.codegenNode = createVNodeCall(context, helper(FRAGMENT), undefined, root.children, patchFlag + (` /* ${patchFlagText} */` ), undefined, undefined, true, undefined, false /* isComponent */);
+        }
+        else ;
+    }
+    function traverseChildren(parent, context) {
+        let i = 0;
+        const nodeRemoved = () => {
+            i--;
+        };
+        for (; i < parent.children.length; i++) {
+            const child = parent.children[i];
+            if (isString(child))
+                continue;
+            context.parent = parent;
+            context.childIndex = i;
+            context.onNodeRemoved = nodeRemoved;
+            traverseNode(child, context);
+        }
+    }
+    function traverseNode(node, context) {
+        context.currentNode = node;
+        // apply transform plugins
+        const { nodeTransforms } = context;
+        const exitFns = [];
+        for (let i = 0; i < nodeTransforms.length; i++) {
+            const onExit = nodeTransforms[i](node, context);
+            if (onExit) {
+                if (isArray(onExit)) {
+                    exitFns.push(...onExit);
+                }
+                else {
+                    exitFns.push(onExit);
+                }
+            }
+            if (!context.currentNode) {
+                // node was removed
+                return;
+            }
+            else {
+                // node may have been replaced
+                node = context.currentNode;
+            }
+        }
+        switch (node.type) {
+            case 3 /* COMMENT */:
+                if (!context.ssr) {
+                    // inject import for the Comment symbol, which is needed for creating
+                    // comment nodes with `createVNode`
+                    context.helper(CREATE_COMMENT);
+                }
+                break;
+            case 5 /* INTERPOLATION */:
+                // no need to traverse, but we need to inject toString helper
+                if (!context.ssr) {
+                    context.helper(TO_DISPLAY_STRING);
+                }
+                break;
+            // for container types, further traverse downwards
+            case 9 /* IF */:
+                for (let i = 0; i < node.branches.length; i++) {
+                    traverseNode(node.branches[i], context);
+                }
+                break;
+            case 10 /* IF_BRANCH */:
+            case 11 /* FOR */:
+            case 1 /* ELEMENT */:
+            case 0 /* ROOT */:
+                traverseChildren(node, context);
+                break;
+        }
+        // exit transforms
+        context.currentNode = node;
+        let i = exitFns.length;
+        while (i--) {
+            exitFns[i]();
+        }
+    }
+    function createStructuralDirectiveTransform(name, fn) {
+        const matches = isString(name)
+            ? (n) => n === name
+            : (n) => name.test(n);
+        return (node, context) => {
+            if (node.type === 1 /* ELEMENT */) {
+                const { props } = node;
+                // structural directive transforms are not concerned with slots
+                // as they are handled separately in vSlot.ts
+                if (node.tagType === 3 /* TEMPLATE */ && props.some(isVSlot)) {
+                    return;
+                }
+                const exitFns = [];
+                for (let i = 0; i < props.length; i++) {
+                    const prop = props[i];
+                    if (prop.type === 7 /* DIRECTIVE */ && matches(prop.name)) {
+                        // structural directives are removed to avoid infinite recursion
+                        // also we remove them *before* applying so that it can further
+                        // traverse itself in case it moves the node around
+                        props.splice(i, 1);
+                        i--;
+                        const onExit = fn(node, prop, context);
+                        if (onExit)
+                            exitFns.push(onExit);
+                    }
+                }
+                return exitFns;
+            }
+        };
+    }
+
+    const PURE_ANNOTATION = `/*#__PURE__*/`;
+    const aliasHelper = (s) => `${helperNameMap[s]}: _${helperNameMap[s]}`;
+    function createCodegenContext(ast, { mode = 'function', prefixIdentifiers = mode === 'module', sourceMap = false, filename = `template.vue.html`, scopeId = null, optimizeImports = false, runtimeGlobalName = `Vue`, runtimeModuleName = `vue`, ssrRuntimeModuleName = 'vue/server-renderer', ssr = false, isTS = false, inSSR = false }) {
+        const context = {
+            mode,
+            prefixIdentifiers,
+            sourceMap,
+            filename,
+            scopeId,
+            optimizeImports,
+            runtimeGlobalName,
+            runtimeModuleName,
+            ssrRuntimeModuleName,
+            ssr,
+            isTS,
+            inSSR,
+            source: ast.loc.source,
+            code: ``,
+            column: 1,
+            line: 1,
+            offset: 0,
+            indentLevel: 0,
+            pure: false,
+            map: undefined,
+            helper(key) {
+                return `_${helperNameMap[key]}`;
+            },
+            push(code, node) {
+                context.code += code;
+            },
+            indent() {
+                newline(++context.indentLevel);
+            },
+            deindent(withoutNewLine = false) {
+                if (withoutNewLine) {
+                    --context.indentLevel;
+                }
+                else {
+                    newline(--context.indentLevel);
+                }
+            },
+            newline() {
+                newline(context.indentLevel);
+            }
+        };
+        function newline(n) {
+            context.push('\n' + `  `.repeat(n));
+        }
+        return context;
+    }
+    function generate(ast, options = {}) {
+        const context = createCodegenContext(ast, options);
+        if (options.onContextCreated)
+            options.onContextCreated(context);
+        const { mode, push, prefixIdentifiers, indent, deindent, newline, scopeId, ssr } = context;
+        const hasHelpers = ast.helpers.length > 0;
+        const useWithBlock = !prefixIdentifiers && mode !== 'module';
+        // preambles
+        // in setup() inline mode, the preamble is generated in a sub context
+        // and returned separately.
+        const preambleContext = context;
+        {
+            genFunctionPreamble(ast, preambleContext);
+        }
+        // enter render function
+        const functionName = ssr ? `ssrRender` : `render`;
+        const args = ssr ? ['_ctx', '_push', '_parent', '_attrs'] : ['_ctx', '_cache'];
+        const signature = args.join(', ');
+        {
+            push(`function ${functionName}(${signature}) {`);
+        }
+        indent();
+        if (useWithBlock) {
+            push(`with (_ctx) {`);
+            indent();
+            // function mode const declarations should be inside with block
+            // also they should be renamed to avoid collision with user properties
+            if (hasHelpers) {
+                push(`const { ${ast.helpers.map(aliasHelper).join(', ')} } = _Vue`);
+                push(`\n`);
+                newline();
+            }
+        }
+        // generate asset resolution statements
+        if (ast.components.length) {
+            genAssets(ast.components, 'component', context);
+            if (ast.directives.length || ast.temps > 0) {
+                newline();
+            }
+        }
+        if (ast.directives.length) {
+            genAssets(ast.directives, 'directive', context);
+            if (ast.temps > 0) {
+                newline();
+            }
+        }
+        if (ast.temps > 0) {
+            push(`let `);
+            for (let i = 0; i < ast.temps; i++) {
+                push(`${i > 0 ? `, ` : ``}_temp${i}`);
+            }
+        }
+        if (ast.components.length || ast.directives.length || ast.temps) {
+            push(`\n`);
+            newline();
+        }
+        // generate the VNode tree expression
+        if (!ssr) {
+            push(`return `);
+        }
+        if (ast.codegenNode) {
+            genNode(ast.codegenNode, context);
+        }
+        else {
+            push(`null`);
+        }
+        if (useWithBlock) {
+            deindent();
+            push(`}`);
+        }
+        deindent();
+        push(`}`);
+        return {
+            ast,
+            code: context.code,
+            preamble: ``,
+            // SourceMapGenerator does have toJSON() method but it's not in the types
+            map: context.map ? context.map.toJSON() : undefined
+        };
+    }
+    function genFunctionPreamble(ast, context) {
+        const { ssr, prefixIdentifiers, push, newline, runtimeModuleName, runtimeGlobalName, ssrRuntimeModuleName } = context;
+        const VueBinding = runtimeGlobalName;
+        // Generate const declaration for helpers
+        // In prefix mode, we place the const declaration at top so it's done
+        // only once; But if we not prefixing, we place the declaration inside the
+        // with block so it doesn't incur the `in` check cost for every helper access.
+        if (ast.helpers.length > 0) {
+            {
+                // "with" mode.
+                // save Vue in a separate variable to avoid collision
+                push(`const _Vue = ${VueBinding}\n`);
+                // in "with" mode, helpers are declared inside the with block to avoid
+                // has check cost, but hoists are lifted out of the function - we need
+                // to provide the helper here.
+                if (ast.hoists.length) {
+                    const staticHelpers = [
+                        CREATE_VNODE,
+                        CREATE_ELEMENT_VNODE,
+                        CREATE_COMMENT,
+                        CREATE_TEXT,
+                        CREATE_STATIC
+                    ]
+                        .filter(helper => ast.helpers.includes(helper))
+                        .map(aliasHelper)
+                        .join(', ');
+                    push(`const { ${staticHelpers} } = _Vue\n`);
+                }
+            }
+        }
+        genHoists(ast.hoists, context);
+        newline();
+        push(`return `);
+    }
+    function genAssets(assets, type, { helper, push, newline, isTS }) {
+        const resolver = helper(type === 'component'
+            ? RESOLVE_COMPONENT
+            : RESOLVE_DIRECTIVE);
+        for (let i = 0; i < assets.length; i++) {
+            let id = assets[i];
+            // potential component implicit self-reference inferred from SFC filename
+            const maybeSelfReference = id.endsWith('__self');
+            if (maybeSelfReference) {
+                id = id.slice(0, -6);
+            }
+            push(`const ${toValidAssetId(id, type)} = ${resolver}(${JSON.stringify(id)}${maybeSelfReference ? `, true` : ``})${isTS ? `!` : ``}`);
+            if (i < assets.length - 1) {
+                newline();
+            }
+        }
+    }
+    function genHoists(hoists, context) {
+        if (!hoists.length) {
+            return;
+        }
+        context.pure = true;
+        const { push, newline, helper, scopeId, mode } = context;
+        newline();
+        for (let i = 0; i < hoists.length; i++) {
+            const exp = hoists[i];
+            if (exp) {
+                push(`const _hoisted_${i + 1} = ${``}`);
+                genNode(exp, context);
+                newline();
+            }
+        }
+        context.pure = false;
+    }
+    function isText$1(n) {
+        return (isString(n) ||
+            n.type === 4 /* SIMPLE_EXPRESSION */ ||
+            n.type === 2 /* TEXT */ ||
+            n.type === 5 /* INTERPOLATION */ ||
+            n.type === 8 /* COMPOUND_EXPRESSION */);
+    }
+    function genNodeListAsArray(nodes, context) {
+        const multilines = nodes.length > 3 ||
+            (nodes.some(n => isArray(n) || !isText$1(n)));
+        context.push(`[`);
+        multilines && context.indent();
+        genNodeList(nodes, context, multilines);
+        multilines && context.deindent();
+        context.push(`]`);
+    }
+    function genNodeList(nodes, context, multilines = false, comma = true) {
+        const { push, newline } = context;
+        for (let i = 0; i < nodes.length; i++) {
+            const node = nodes[i];
+            if (isString(node)) {
+                push(node);
+            }
+            else if (isArray(node)) {
+                genNodeListAsArray(node, context);
+            }
+            else {
+                genNode(node, context);
+            }
+            if (i < nodes.length - 1) {
+                if (multilines) {
+                    comma && push(',');
+                    newline();
+                }
+                else {
+                    comma && push(', ');
+                }
+            }
+        }
+    }
+    function genNode(node, context) {
+        if (isString(node)) {
+            context.push(node);
+            return;
+        }
+        if (isSymbol(node)) {
+            context.push(context.helper(node));
+            return;
+        }
+        switch (node.type) {
+            case 1 /* ELEMENT */:
+            case 9 /* IF */:
+            case 11 /* FOR */:
+                assert(node.codegenNode != null, `Codegen node is missing for element/if/for node. ` +
+                    `Apply appropriate transforms first.`);
+                genNode(node.codegenNode, context);
+                break;
+            case 2 /* TEXT */:
+                genText(node, context);
+                break;
+            case 4 /* SIMPLE_EXPRESSION */:
+                genExpression(node, context);
+                break;
+            case 5 /* INTERPOLATION */:
+                genInterpolation(node, context);
+                break;
+            case 12 /* TEXT_CALL */:
+                genNode(node.codegenNode, context);
+                break;
+            case 8 /* COMPOUND_EXPRESSION */:
+                genCompoundExpression(node, context);
+                break;
+            case 3 /* COMMENT */:
+                genComment(node, context);
+                break;
+            case 13 /* VNODE_CALL */:
+                genVNodeCall(node, context);
+                break;
+            case 14 /* JS_CALL_EXPRESSION */:
+                genCallExpression(node, context);
+                break;
+            case 15 /* JS_OBJECT_EXPRESSION */:
+                genObjectExpression(node, context);
+                break;
+            case 17 /* JS_ARRAY_EXPRESSION */:
+                genArrayExpression(node, context);
+                break;
+            case 18 /* JS_FUNCTION_EXPRESSION */:
+                genFunctionExpression(node, context);
+                break;
+            case 19 /* JS_CONDITIONAL_EXPRESSION */:
+                genConditionalExpression(node, context);
+                break;
+            case 20 /* JS_CACHE_EXPRESSION */:
+                genCacheExpression(node, context);
+                break;
+            case 21 /* JS_BLOCK_STATEMENT */:
+                genNodeList(node.body, context, true, false);
+                break;
+            // SSR only types
+            case 22 /* JS_TEMPLATE_LITERAL */:
+                break;
+            case 23 /* JS_IF_STATEMENT */:
+                break;
+            case 24 /* JS_ASSIGNMENT_EXPRESSION */:
+                break;
+            case 25 /* JS_SEQUENCE_EXPRESSION */:
+                break;
+            case 26 /* JS_RETURN_STATEMENT */:
+                break;
+            /* istanbul ignore next */
+            case 10 /* IF_BRANCH */:
+                // noop
+                break;
+            default:
+            {
+                assert(false, `unhandled codegen node type: ${node.type}`);
+                // make sure we exhaust all possible types
+                const exhaustiveCheck = node;
+                return exhaustiveCheck;
+            }
+        }
+    }
+    function genText(node, context) {
+        context.push(JSON.stringify(node.content), node);
+    }
+    function genExpression(node, context) {
+        const { content, isStatic } = node;
+        context.push(isStatic ? JSON.stringify(content) : content, node);
+    }
+    function genInterpolation(node, context) {
+        const { push, helper, pure } = context;
+        if (pure)
+            push(PURE_ANNOTATION);
+        push(`${helper(TO_DISPLAY_STRING)}(`);
+        genNode(node.content, context);
+        push(`)`);
+    }
+    function genCompoundExpression(node, context) {
+        for (let i = 0; i < node.children.length; i++) {
+            const child = node.children[i];
+            if (isString(child)) {
+                context.push(child);
+            }
+            else {
+                genNode(child, context);
+            }
+        }
+    }
+    function genExpressionAsPropertyKey(node, context) {
+        const { push } = context;
+        if (node.type === 8 /* COMPOUND_EXPRESSION */) {
+            push(`[`);
+            genCompoundExpression(node, context);
+            push(`]`);
+        }
+        else if (node.isStatic) {
+            // only quote keys if necessary
+            const text = isSimpleIdentifier(node.content)
+                ? node.content
+                : JSON.stringify(node.content);
+            push(text, node);
+        }
+        else {
+            push(`[${node.content}]`, node);
+        }
+    }
+    function genComment(node, context) {
+        const { push, helper, pure } = context;
+        if (pure) {
+            push(PURE_ANNOTATION);
+        }
+        push(`${helper(CREATE_COMMENT)}(${JSON.stringify(node.content)})`, node);
+    }
+    function genVNodeCall(node, context) {
+        const { push, helper, pure } = context;
+        const { tag, props, children, patchFlag, dynamicProps, directives, isBlock, disableTracking, isComponent } = node;
+        if (directives) {
+            push(helper(WITH_DIRECTIVES) + `(`);
+        }
+        if (isBlock) {
+            push(`(${helper(OPEN_BLOCK)}(${disableTracking ? `true` : ``}), `);
+        }
+        if (pure) {
+            push(PURE_ANNOTATION);
+        }
+        const callHelper = isBlock
+            ? getVNodeBlockHelper(context.inSSR, isComponent)
+            : getVNodeHelper(context.inSSR, isComponent);
+        push(helper(callHelper) + `(`, node);
+        genNodeList(genNullableArgs([tag, props, children, patchFlag, dynamicProps]), context);
+        push(`)`);
+        if (isBlock) {
+            push(`)`);
+        }
+        if (directives) {
+            push(`, `);
+            genNode(directives, context);
+            push(`)`);
+        }
+    }
+    function genNullableArgs(args) {
+        let i = args.length;
+        while (i--) {
+            if (args[i] != null)
+                break;
+        }
+        return args.slice(0, i + 1).map(arg => arg || `null`);
+    }
+    // JavaScript
+    function genCallExpression(node, context) {
+        const { push, helper, pure } = context;
+        const callee = isString(node.callee) ? node.callee : helper(node.callee);
+        if (pure) {
+            push(PURE_ANNOTATION);
+        }
+        push(callee + `(`, node);
+        genNodeList(node.arguments, context);
+        push(`)`);
+    }
+    function genObjectExpression(node, context) {
+        const { push, indent, deindent, newline } = context;
+        const { properties } = node;
+        if (!properties.length) {
+            push(`{}`, node);
+            return;
+        }
+        const multilines = properties.length > 1 ||
+            (properties.some(p => p.value.type !== 4 /* SIMPLE_EXPRESSION */));
+        push(multilines ? `{` : `{ `);
+        multilines && indent();
+        for (let i = 0; i < properties.length; i++) {
+            const { key, value } = properties[i];
+            // key
+            genExpressionAsPropertyKey(key, context);
+            push(`: `);
+            // value
+            genNode(value, context);
+            if (i < properties.length - 1) {
+                // will only reach this if it's multilines
+                push(`,`);
+                newline();
+            }
+        }
+        multilines && deindent();
+        push(multilines ? `}` : ` }`);
+    }
+    function genArrayExpression(node, context) {
+        genNodeListAsArray(node.elements, context);
+    }
+    function genFunctionExpression(node, context) {
+        const { push, indent, deindent } = context;
+        const { params, returns, body, newline, isSlot } = node;
+        if (isSlot) {
+            // wrap slot functions with owner context
+            push(`_${helperNameMap[WITH_CTX]}(`);
+        }
+        push(`(`, node);
+        if (isArray(params)) {
+            genNodeList(params, context);
+        }
+        else if (params) {
+            genNode(params, context);
+        }
+        push(`) => `);
+        if (newline || body) {
+            push(`{`);
+            indent();
+        }
+        if (returns) {
+            if (newline) {
+                push(`return `);
+            }
+            if (isArray(returns)) {
+                genNodeListAsArray(returns, context);
+            }
+            else {
+                genNode(returns, context);
+            }
+        }
+        else if (body) {
+            genNode(body, context);
+        }
+        if (newline || body) {
+            deindent();
+            push(`}`);
+        }
+        if (isSlot) {
+            push(`)`);
+        }
+    }
+    function genConditionalExpression(node, context) {
+        const { test, consequent, alternate, newline: needNewline } = node;
+        const { push, indent, deindent, newline } = context;
+        if (test.type === 4 /* SIMPLE_EXPRESSION */) {
+            const needsParens = !isSimpleIdentifier(test.content);
+            needsParens && push(`(`);
+            genExpression(test, context);
+            needsParens && push(`)`);
+        }
+        else {
+            push(`(`);
+            genNode(test, context);
+            push(`)`);
+        }
+        needNewline && indent();
+        context.indentLevel++;
+        needNewline || push(` `);
+        push(`? `);
+        genNode(consequent, context);
+        context.indentLevel--;
+        needNewline && newline();
+        needNewline || push(` `);
+        push(`: `);
+        const isNested = alternate.type === 19 /* JS_CONDITIONAL_EXPRESSION */;
+        if (!isNested) {
+            context.indentLevel++;
+        }
+        genNode(alternate, context);
+        if (!isNested) {
+            context.indentLevel--;
+        }
+        needNewline && deindent(true /* without newline */);
+    }
+    function genCacheExpression(node, context) {
+        const { push, helper, indent, deindent, newline } = context;
+        push(`_cache[${node.index}] || (`);
+        if (node.isVNode) {
+            indent();
+            push(`${helper(SET_BLOCK_TRACKING)}(-1),`);
+            newline();
+        }
+        push(`_cache[${node.index}] = `);
+        genNode(node.value, context);
+        if (node.isVNode) {
+            push(`,`);
+            newline();
+            push(`${helper(SET_BLOCK_TRACKING)}(1),`);
+            newline();
+            push(`_cache[${node.index}]`);
+            deindent();
+        }
+        push(`)`);
+    }
+
+    // these keywords should not appear inside expressions, but operators like
+    // typeof, instanceof and in are allowed
+    const prohibitedKeywordRE = new RegExp('\\b' +
+        ('do,if,for,let,new,try,var,case,else,with,await,break,catch,class,const,' +
+            'super,throw,while,yield,delete,export,import,return,switch,default,' +
+            'extends,finally,continue,debugger,function,arguments,typeof,void')
+            .split(',')
+            .join('\\b|\\b') +
+        '\\b');
+    // strip strings in expressions
+    const stripStringRE = /'(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"|`(?:[^`\\]|\\.)*\$\{|\}(?:[^`\\]|\\.)*`|`(?:[^`\\]|\\.)*`/g;
+    /**
+     * Validate a non-prefixed expression.
+     * This is only called when using the in-browser runtime compiler since it
+     * doesn't prefix expressions.
+     */
+    function validateBrowserExpression(node, context, asParams = false, asRawStatements = false) {
+        const exp = node.content;
+        // empty expressions are validated per-directive since some directives
+        // do allow empty expressions.
+        if (!exp.trim()) {
+            return;
+        }
+        try {
+            new Function(asRawStatements
+                ? ` ${exp} `
+                : `return ${asParams ? `(${exp}) => {}` : `(${exp})`}`);
+        }
+        catch (e) {
+            let message = e.message;
+            const keywordMatch = exp
+                .replace(stripStringRE, '')
+                .match(prohibitedKeywordRE);
+            if (keywordMatch) {
+                message = `avoid using JavaScript keyword as property name: "${keywordMatch[0]}"`;
+            }
+            context.onError(createCompilerError(44 /* X_INVALID_EXPRESSION */, node.loc, undefined, message));
+        }
+    }
+
+    const transformExpression = (node, context) => {
+        if (node.type === 5 /* INTERPOLATION */) {
+            node.content = processExpression(node.content, context);
+        }
+        else if (node.type === 1 /* ELEMENT */) {
+            // handle directives on element
+            for (let i = 0; i < node.props.length; i++) {
+                const dir = node.props[i];
+                // do not process for v-on & v-for since they are special handled
+                if (dir.type === 7 /* DIRECTIVE */ && dir.name !== 'for') {
+                    const exp = dir.exp;
+                    const arg = dir.arg;
+                    // do not process exp if this is v-on:arg - we need special handling
+                    // for wrapping inline statements.
+                    if (exp &&
+                        exp.type === 4 /* SIMPLE_EXPRESSION */ &&
+                        !(dir.name === 'on' && arg)) {
+                        dir.exp = processExpression(exp, context,
+                            // slot args must be processed as function params
+                            dir.name === 'slot');
+                    }
+                    if (arg && arg.type === 4 /* SIMPLE_EXPRESSION */ && !arg.isStatic) {
+                        dir.arg = processExpression(arg, context);
+                    }
+                }
+            }
+        }
+    };
+    // Important: since this function uses Node.js only dependencies, it should
+    // always be used with a leading !true check so that it can be
+    // tree-shaken from the browser build.
+    function processExpression(node, context,
+                               // some expressions like v-slot props & v-for aliases should be parsed as
+                               // function params
+                               asParams = false,
+                               // v-on handler values may contain multiple statements
+                               asRawStatements = false, localVars = Object.create(context.identifiers)) {
+        {
+            {
+                // simple in-browser validation (same logic in 2.x)
+                validateBrowserExpression(node, context, asParams, asRawStatements);
+            }
+            return node;
+        }
+    }
+
+    const transformIf = createStructuralDirectiveTransform(/^(if|else|else-if)$/, (node, dir, context) => {
+        return processIf(node, dir, context, (ifNode, branch, isRoot) => {
+            // #1587: We need to dynamically increment the key based on the current
+            // node's sibling nodes, since chained v-if/else branches are
+            // rendered at the same depth
+            const siblings = context.parent.children;
+            let i = siblings.indexOf(ifNode);
+            let key = 0;
+            while (i-- >= 0) {
+                const sibling = siblings[i];
+                if (sibling && sibling.type === 9 /* IF */) {
+                    key += sibling.branches.length;
+                }
+            }
+            // Exit callback. Complete the codegenNode when all children have been
+            // transformed.
+            return () => {
+                if (isRoot) {
+                    ifNode.codegenNode = createCodegenNodeForBranch(branch, key, context);
+                }
+                else {
+                    // attach this branch's codegen node to the v-if root.
+                    const parentCondition = getParentCondition(ifNode.codegenNode);
+                    parentCondition.alternate = createCodegenNodeForBranch(branch, key + ifNode.branches.length - 1, context);
+                }
+            };
+        });
+    });
+    // target-agnostic transform used for both Client and SSR
+    function processIf(node, dir, context, processCodegen) {
+        if (dir.name !== 'else' &&
+            (!dir.exp || !dir.exp.content.trim())) {
+            const loc = dir.exp ? dir.exp.loc : node.loc;
+            context.onError(createCompilerError(28 /* X_V_IF_NO_EXPRESSION */, dir.loc));
+            dir.exp = createSimpleExpression(`true`, false, loc);
+        }
+        if (dir.exp) {
+            validateBrowserExpression(dir.exp, context);
+        }
+        if (dir.name === 'if') {
+            const branch = createIfBranch(node, dir);
+            const ifNode = {
+                type: 9 /* IF */,
+                loc: node.loc,
+                branches: [branch]
+            };
+            context.replaceNode(ifNode);
+            if (processCodegen) {
+                return processCodegen(ifNode, branch, true);
+            }
+        }
+        else {
+            // locate the adjacent v-if
+            const siblings = context.parent.children;
+            const comments = [];
+            let i = siblings.indexOf(node);
+            while (i-- >= -1) {
+                const sibling = siblings[i];
+                if (sibling && sibling.type === 3 /* COMMENT */) {
+                    context.removeNode(sibling);
+                    comments.unshift(sibling);
+                    continue;
+                }
+                if (sibling &&
+                    sibling.type === 2 /* TEXT */ &&
+                    !sibling.content.trim().length) {
+                    context.removeNode(sibling);
+                    continue;
+                }
+                if (sibling && sibling.type === 9 /* IF */) {
+                    // Check if v-else was followed by v-else-if
+                    if (dir.name === 'else-if' &&
+                        sibling.branches[sibling.branches.length - 1].condition === undefined) {
+                        context.onError(createCompilerError(30 /* X_V_ELSE_NO_ADJACENT_IF */, node.loc));
+                    }
+                    // move the node to the if node's branches
+                    context.removeNode();
+                    const branch = createIfBranch(node, dir);
+                    if (comments.length &&
+                        // #3619 ignore comments if the v-if is direct child of <transition>
+                        !(context.parent &&
+                            context.parent.type === 1 /* ELEMENT */ &&
+                            isBuiltInType(context.parent.tag, 'transition'))) {
+                        branch.children = [...comments, ...branch.children];
+                    }
+                    // check if user is forcing same key on different branches
+                    {
+                        const key = branch.userKey;
+                        if (key) {
+                            sibling.branches.forEach(({ userKey }) => {
+                                if (isSameKey(userKey, key)) {
+                                    context.onError(createCompilerError(29 /* X_V_IF_SAME_KEY */, branch.userKey.loc));
+                                }
+                            });
+                        }
+                    }
+                    sibling.branches.push(branch);
+                    const onExit = processCodegen && processCodegen(sibling, branch, false);
+                    // since the branch was removed, it will not be traversed.
+                    // make sure to traverse here.
+                    traverseNode(branch, context);
+                    // call on exit
+                    if (onExit)
+                        onExit();
+                    // make sure to reset currentNode after traversal to indicate this
+                    // node has been removed.
+                    context.currentNode = null;
+                }
+                else {
+                    context.onError(createCompilerError(30 /* X_V_ELSE_NO_ADJACENT_IF */, node.loc));
+                }
+                break;
+            }
+        }
+    }
+    function createIfBranch(node, dir) {
+        const isTemplateIf = node.tagType === 3 /* TEMPLATE */;
+        return {
+            type: 10 /* IF_BRANCH */,
+            loc: node.loc,
+            condition: dir.name === 'else' ? undefined : dir.exp,
+            children: isTemplateIf && !findDir(node, 'for') ? node.children : [node],
+            userKey: findProp(node, `key`),
+            isTemplateIf
+        };
+    }
+    function createCodegenNodeForBranch(branch, keyIndex, context) {
+        if (branch.condition) {
+            return createConditionalExpression(branch.condition, createChildrenCodegenNode(branch, keyIndex, context),
+                // make sure to pass in asBlock: true so that the comment node call
+                // closes the current block.
+                createCallExpression(context.helper(CREATE_COMMENT), [
+                    '"v-if"' ,
+                    'true'
+                ]));
+        }
+        else {
+            return createChildrenCodegenNode(branch, keyIndex, context);
+        }
+    }
+    function createChildrenCodegenNode(branch, keyIndex, context) {
+        const { helper } = context;
+        const keyProperty = createObjectProperty(`key`, createSimpleExpression(`${keyIndex}`, false, locStub, 2 /* CAN_HOIST */));
+        const { children } = branch;
+        const firstChild = children[0];
+        const needFragmentWrapper = children.length !== 1 || firstChild.type !== 1 /* ELEMENT */;
+        if (needFragmentWrapper) {
+            if (children.length === 1 && firstChild.type === 11 /* FOR */) {
+                // optimize away nested fragments when child is a ForNode
+                const vnodeCall = firstChild.codegenNode;
+                injectProp(vnodeCall, keyProperty, context);
+                return vnodeCall;
+            }
+            else {
+                let patchFlag = 64 /* STABLE_FRAGMENT */;
+                let patchFlagText = PatchFlagNames[64 /* STABLE_FRAGMENT */];
+                // check if the fragment actually contains a single valid child with
+                // the rest being comments
+                if (!branch.isTemplateIf &&
+                    children.filter(c => c.type !== 3 /* COMMENT */).length === 1) {
+                    patchFlag |= 2048 /* DEV_ROOT_FRAGMENT */;
+                    patchFlagText += `, ${PatchFlagNames[2048 /* DEV_ROOT_FRAGMENT */]}`;
+                }
+                return createVNodeCall(context, helper(FRAGMENT), createObjectExpression([keyProperty]), children, patchFlag + (` /* ${patchFlagText} */` ), undefined, undefined, true, false, false /* isComponent */, branch.loc);
+            }
+        }
+        else {
+            const ret = firstChild.codegenNode;
+            const vnodeCall = getMemoedVNodeCall(ret);
+            // Change createVNode to createBlock.
+            if (vnodeCall.type === 13 /* VNODE_CALL */) {
+                makeBlock(vnodeCall, context);
+            }
+            // inject branch key
+            injectProp(vnodeCall, keyProperty, context);
+            return ret;
+        }
+    }
+    function isSameKey(a, b) {
+        if (!a || a.type !== b.type) {
+            return false;
+        }
+        if (a.type === 6 /* ATTRIBUTE */) {
+            if (a.value.content !== b.value.content) {
+                return false;
+            }
+        }
+        else {
+            // directive
+            const exp = a.exp;
+            const branchExp = b.exp;
+            if (exp.type !== branchExp.type) {
+                return false;
+            }
+            if (exp.type !== 4 /* SIMPLE_EXPRESSION */ ||
+                exp.isStatic !== branchExp.isStatic ||
+                exp.content !== branchExp.content) {
+                return false;
+            }
+        }
+        return true;
+    }
+    function getParentCondition(node) {
+        while (true) {
+            if (node.type === 19 /* JS_CONDITIONAL_EXPRESSION */) {
+                if (node.alternate.type === 19 /* JS_CONDITIONAL_EXPRESSION */) {
+                    node = node.alternate;
+                }
+                else {
+                    return node;
+                }
+            }
+            else if (node.type === 20 /* JS_CACHE_EXPRESSION */) {
+                node = node.value;
+            }
+        }
+    }
+
+    const transformFor = createStructuralDirectiveTransform('for', (node, dir, context) => {
+        const { helper, removeHelper } = context;
+        return processFor(node, dir, context, forNode => {
+            // create the loop render function expression now, and add the
+            // iterator on exit after all children have been traversed
+            const renderExp = createCallExpression(helper(RENDER_LIST), [
+                forNode.source
+            ]);
+            const isTemplate = isTemplateNode(node);
+            const memo = findDir(node, 'memo');
+            const keyProp = findProp(node, `key`);
+            const keyExp = keyProp &&
+                (keyProp.type === 6 /* ATTRIBUTE */
+                    ? createSimpleExpression(keyProp.value.content, true)
+                    : keyProp.exp);
+            const keyProperty = keyProp ? createObjectProperty(`key`, keyExp) : null;
+            const isStableFragment = forNode.source.type === 4 /* SIMPLE_EXPRESSION */ &&
+                forNode.source.constType > 0 /* NOT_CONSTANT */;
+            const fragmentFlag = isStableFragment
+                ? 64 /* STABLE_FRAGMENT */
+                : keyProp
+                    ? 128 /* KEYED_FRAGMENT */
+                    : 256 /* UNKEYED_FRAGMENT */;
+            forNode.codegenNode = createVNodeCall(context, helper(FRAGMENT), undefined, renderExp, fragmentFlag +
+                (` /* ${PatchFlagNames[fragmentFlag]} */` ), undefined, undefined, true /* isBlock */, !isStableFragment /* disableTracking */, false /* isComponent */, node.loc);
+            return () => {
+                // finish the codegen now that all children have been traversed
+                let childBlock;
+                const { children } = forNode;
+                // check <template v-for> key placement
+                if (isTemplate) {
+                    node.children.some(c => {
+                        if (c.type === 1 /* ELEMENT */) {
+                            const key = findProp(c, 'key');
+                            if (key) {
+                                context.onError(createCompilerError(33 /* X_V_FOR_TEMPLATE_KEY_PLACEMENT */, key.loc));
+                                return true;
+                            }
+                        }
+                    });
+                }
+                const needFragmentWrapper = children.length !== 1 || children[0].type !== 1 /* ELEMENT */;
+                const slotOutlet = isSlotOutlet(node)
+                    ? node
+                    : isTemplate &&
+                    node.children.length === 1 &&
+                    isSlotOutlet(node.children[0])
+                        ? node.children[0] // api-extractor somehow fails to infer this
+                        : null;
+                if (slotOutlet) {
+                    // <slot v-for="..."> or <template v-for="..."><slot/></template>
+                    childBlock = slotOutlet.codegenNode;
+                    if (isTemplate && keyProperty) {
+                        // <template v-for="..." :key="..."><slot/></template>
+                        // we need to inject the key to the renderSlot() call.
+                        // the props for renderSlot is passed as the 3rd argument.
+                        injectProp(childBlock, keyProperty, context);
+                    }
+                }
+                else if (needFragmentWrapper) {
+                    // <template v-for="..."> with text or multi-elements
+                    // should generate a fragment block for each loop
+                    childBlock = createVNodeCall(context, helper(FRAGMENT), keyProperty ? createObjectExpression([keyProperty]) : undefined, node.children, 64 /* STABLE_FRAGMENT */ +
+                        (` /* ${PatchFlagNames[64 /* STABLE_FRAGMENT */]} */`
+                        ), undefined, undefined, true, undefined, false /* isComponent */);
+                }
+                else {
+                    // Normal element v-for. Directly use the child's codegenNode
+                    // but mark it as a block.
+                    childBlock = children[0]
+                        .codegenNode;
+                    if (isTemplate && keyProperty) {
+                        injectProp(childBlock, keyProperty, context);
+                    }
+                    if (childBlock.isBlock !== !isStableFragment) {
+                        if (childBlock.isBlock) {
+                            // switch from block to vnode
+                            removeHelper(OPEN_BLOCK);
+                            removeHelper(getVNodeBlockHelper(context.inSSR, childBlock.isComponent));
+                        }
+                        else {
+                            // switch from vnode to block
+                            removeHelper(getVNodeHelper(context.inSSR, childBlock.isComponent));
+                        }
+                    }
+                    childBlock.isBlock = !isStableFragment;
+                    if (childBlock.isBlock) {
+                        helper(OPEN_BLOCK);
+                        helper(getVNodeBlockHelper(context.inSSR, childBlock.isComponent));
+                    }
+                    else {
+                        helper(getVNodeHelper(context.inSSR, childBlock.isComponent));
+                    }
+                }
+                if (memo) {
+                    const loop = createFunctionExpression(createForLoopParams(forNode.parseResult, [
+                        createSimpleExpression(`_cached`)
+                    ]));
+                    loop.body = createBlockStatement([
+                        createCompoundExpression([`const _memo = (`, memo.exp, `)`]),
+                        createCompoundExpression([
+                            `if (_cached`,
+                            ...(keyExp ? [` && _cached.key === `, keyExp] : []),
+                            ` && ${context.helperString(IS_MEMO_SAME)}(_cached, _memo)) return _cached`
+                        ]),
+                        createCompoundExpression([`const _item = `, childBlock]),
+                        createSimpleExpression(`_item.memo = _memo`),
+                        createSimpleExpression(`return _item`)
+                    ]);
+                    renderExp.arguments.push(loop, createSimpleExpression(`_cache`), createSimpleExpression(String(context.cached++)));
+                }
+                else {
+                    renderExp.arguments.push(createFunctionExpression(createForLoopParams(forNode.parseResult), childBlock, true /* force newline */));
+                }
+            };
+        });
+    });
+    // target-agnostic transform used for both Client and SSR
+    function processFor(node, dir, context, processCodegen) {
+        if (!dir.exp) {
+            context.onError(createCompilerError(31 /* X_V_FOR_NO_EXPRESSION */, dir.loc));
+            return;
+        }
+        const parseResult = parseForExpression(
+            // can only be simple expression because vFor transform is applied
+            // before expression transform.
+            dir.exp, context);
+        if (!parseResult) {
+            context.onError(createCompilerError(32 /* X_V_FOR_MALFORMED_EXPRESSION */, dir.loc));
+            return;
+        }
+        const { addIdentifiers, removeIdentifiers, scopes } = context;
+        const { source, value, key, index } = parseResult;
+        const forNode = {
+            type: 11 /* FOR */,
+            loc: dir.loc,
+            source,
+            valueAlias: value,
+            keyAlias: key,
+            objectIndexAlias: index,
+            parseResult,
+            children: isTemplateNode(node) ? node.children : [node]
+        };
+        context.replaceNode(forNode);
+        // bookkeeping
+        scopes.vFor++;
+        const onExit = processCodegen && processCodegen(forNode);
+        return () => {
+            scopes.vFor--;
+            if (onExit)
+                onExit();
+        };
+    }
+    const forAliasRE = /([\s\S]*?)\s+(?:in|of)\s+([\s\S]*)/;
+    // This regex doesn't cover the case if key or index aliases have destructuring,
+    // but those do not make sense in the first place, so this works in practice.
+    const forIteratorRE = /,([^,\}\]]*)(?:,([^,\}\]]*))?$/;
+    const stripParensRE = /^\(|\)$/g;
+    function parseForExpression(input, context) {
+        const loc = input.loc;
+        const exp = input.content;
+        const inMatch = exp.match(forAliasRE);
+        if (!inMatch)
+            return;
+        const [, LHS, RHS] = inMatch;
+        const result = {
+            source: createAliasExpression(loc, RHS.trim(), exp.indexOf(RHS, LHS.length)),
+            value: undefined,
+            key: undefined,
+            index: undefined
+        };
+        {
+            validateBrowserExpression(result.source, context);
+        }
+        let valueContent = LHS.trim().replace(stripParensRE, '').trim();
+        const trimmedOffset = LHS.indexOf(valueContent);
+        const iteratorMatch = valueContent.match(forIteratorRE);
+        if (iteratorMatch) {
+            valueContent = valueContent.replace(forIteratorRE, '').trim();
+            const keyContent = iteratorMatch[1].trim();
+            let keyOffset;
+            if (keyContent) {
+                keyOffset = exp.indexOf(keyContent, trimmedOffset + valueContent.length);
+                result.key = createAliasExpression(loc, keyContent, keyOffset);
+                {
+                    validateBrowserExpression(result.key, context, true);
+                }
+            }
+            if (iteratorMatch[2]) {
+                const indexContent = iteratorMatch[2].trim();
+                if (indexContent) {
+                    result.index = createAliasExpression(loc, indexContent, exp.indexOf(indexContent, result.key
+                        ? keyOffset + keyContent.length
+                        : trimmedOffset + valueContent.length));
+                    {
+                        validateBrowserExpression(result.index, context, true);
+                    }
+                }
+            }
+        }
+        if (valueContent) {
+            result.value = createAliasExpression(loc, valueContent, trimmedOffset);
+            {
+                validateBrowserExpression(result.value, context, true);
+            }
+        }
+        return result;
+    }
+    function createAliasExpression(range, content, offset) {
+        return createSimpleExpression(content, false, getInnerRange(range, offset, content.length));
+    }
+    function createForLoopParams({ value, key, index }, memoArgs = []) {
+        return createParamsList([value, key, index, ...memoArgs]);
+    }
+    function createParamsList(args) {
+        let i = args.length;
+        while (i--) {
+            if (args[i])
+                break;
+        }
+        return args
+            .slice(0, i + 1)
+            .map((arg, i) => arg || createSimpleExpression(`_`.repeat(i + 1), false));
+    }
+
+    const defaultFallback = createSimpleExpression(`undefined`, false);
+    // A NodeTransform that:
+    // 1. Tracks scope identifiers for scoped slots so that they don't get prefixed
+    //    by transformExpression. This is only applied in non-browser builds with
+    //    { prefixIdentifiers: true }.
+    // 2. Track v-slot depths so that we know a slot is inside another slot.
+    //    Note the exit callback is executed before buildSlots() on the same node,
+    //    so only nested slots see positive numbers.
+    const trackSlotScopes = (node, context) => {
+        if (node.type === 1 /* ELEMENT */ &&
+            (node.tagType === 1 /* COMPONENT */ ||
+                node.tagType === 3 /* TEMPLATE */)) {
+            // We are only checking non-empty v-slot here
+            // since we only care about slots that introduce scope variables.
+            const vSlot = findDir(node, 'slot');
+            if (vSlot) {
+                vSlot.exp;
+                context.scopes.vSlot++;
+                return () => {
+                    context.scopes.vSlot--;
+                };
+            }
+        }
+    };
+    const buildClientSlotFn = (props, children, loc) => createFunctionExpression(props, children, false /* newline */, true /* isSlot */, children.length ? children[0].loc : loc);
+    // Instead of being a DirectiveTransform, v-slot processing is called during
+    // transformElement to build the slots object for a component.
+    function buildSlots(node, context, buildSlotFn = buildClientSlotFn) {
+        context.helper(WITH_CTX);
+        const { children, loc } = node;
+        const slotsProperties = [];
+        const dynamicSlots = [];
+        // If the slot is inside a v-for or another v-slot, force it to be dynamic
+        // since it likely uses a scope variable.
+        let hasDynamicSlots = context.scopes.vSlot > 0 || context.scopes.vFor > 0;
+        // 1. Check for slot with slotProps on component itself.
+        //    <Comp v-slot="{ prop }"/>
+        const onComponentSlot = findDir(node, 'slot', true);
+        if (onComponentSlot) {
+            const { arg, exp } = onComponentSlot;
+            if (arg && !isStaticExp(arg)) {
+                hasDynamicSlots = true;
+            }
+            slotsProperties.push(createObjectProperty(arg || createSimpleExpression('default', true), buildSlotFn(exp, children, loc)));
+        }
+        // 2. Iterate through children and check for template slots
+        //    <template v-slot:foo="{ prop }">
+        let hasTemplateSlots = false;
+        let hasNamedDefaultSlot = false;
+        const implicitDefaultChildren = [];
+        const seenSlotNames = new Set();
+        for (let i = 0; i < children.length; i++) {
+            const slotElement = children[i];
+            let slotDir;
+            if (!isTemplateNode(slotElement) ||
+                !(slotDir = findDir(slotElement, 'slot', true))) {
+                // not a <template v-slot>, skip.
+                if (slotElement.type !== 3 /* COMMENT */) {
+                    implicitDefaultChildren.push(slotElement);
+                }
+                continue;
+            }
+            if (onComponentSlot) {
+                // already has on-component slot - this is incorrect usage.
+                context.onError(createCompilerError(37 /* X_V_SLOT_MIXED_SLOT_USAGE */, slotDir.loc));
+                break;
+            }
+            hasTemplateSlots = true;
+            const { children: slotChildren, loc: slotLoc } = slotElement;
+            const { arg: slotName = createSimpleExpression(`default`, true), exp: slotProps, loc: dirLoc } = slotDir;
+            // check if name is dynamic.
+            let staticSlotName;
+            if (isStaticExp(slotName)) {
+                staticSlotName = slotName ? slotName.content : `default`;
+            }
+            else {
+                hasDynamicSlots = true;
+            }
+            const slotFunction = buildSlotFn(slotProps, slotChildren, slotLoc);
+            // check if this slot is conditional (v-if/v-for)
+            let vIf;
+            let vElse;
+            let vFor;
+            if ((vIf = findDir(slotElement, 'if'))) {
+                hasDynamicSlots = true;
+                dynamicSlots.push(createConditionalExpression(vIf.exp, buildDynamicSlot(slotName, slotFunction), defaultFallback));
+            }
+            else if ((vElse = findDir(slotElement, /^else(-if)?$/, true /* allowEmpty */))) {
+                // find adjacent v-if
+                let j = i;
+                let prev;
+                while (j--) {
+                    prev = children[j];
+                    if (prev.type !== 3 /* COMMENT */) {
+                        break;
+                    }
+                }
+                if (prev && isTemplateNode(prev) && findDir(prev, 'if')) {
+                    // remove node
+                    children.splice(i, 1);
+                    i--;
+                    // attach this slot to previous conditional
+                    let conditional = dynamicSlots[dynamicSlots.length - 1];
+                    while (conditional.alternate.type === 19 /* JS_CONDITIONAL_EXPRESSION */) {
+                        conditional = conditional.alternate;
+                    }
+                    conditional.alternate = vElse.exp
+                        ? createConditionalExpression(vElse.exp, buildDynamicSlot(slotName, slotFunction), defaultFallback)
+                        : buildDynamicSlot(slotName, slotFunction);
+                }
+                else {
+                    context.onError(createCompilerError(30 /* X_V_ELSE_NO_ADJACENT_IF */, vElse.loc));
+                }
+            }
+            else if ((vFor = findDir(slotElement, 'for'))) {
+                hasDynamicSlots = true;
+                const parseResult = vFor.parseResult ||
+                    parseForExpression(vFor.exp, context);
+                if (parseResult) {
+                    // Render the dynamic slots as an array and add it to the createSlot()
+                    // args. The runtime knows how to handle it appropriately.
+                    dynamicSlots.push(createCallExpression(context.helper(RENDER_LIST), [
+                        parseResult.source,
+                        createFunctionExpression(createForLoopParams(parseResult), buildDynamicSlot(slotName, slotFunction), true /* force newline */)
+                    ]));
+                }
+                else {
+                    context.onError(createCompilerError(32 /* X_V_FOR_MALFORMED_EXPRESSION */, vFor.loc));
+                }
+            }
+            else {
+                // check duplicate static names
+                if (staticSlotName) {
+                    if (seenSlotNames.has(staticSlotName)) {
+                        context.onError(createCompilerError(38 /* X_V_SLOT_DUPLICATE_SLOT_NAMES */, dirLoc));
+                        continue;
+                    }
+                    seenSlotNames.add(staticSlotName);
+                    if (staticSlotName === 'default') {
+                        hasNamedDefaultSlot = true;
+                    }
+                }
+                slotsProperties.push(createObjectProperty(slotName, slotFunction));
+            }
+        }
+        if (!onComponentSlot) {
+            const buildDefaultSlotProperty = (props, children) => {
+                const fn = buildSlotFn(props, children, loc);
+                return createObjectProperty(`default`, fn);
+            };
+            if (!hasTemplateSlots) {
+                // implicit default slot (on component)
+                slotsProperties.push(buildDefaultSlotProperty(undefined, children));
+            }
+            else if (implicitDefaultChildren.length &&
+                // #3766
+                // with whitespace: 'preserve', whitespaces between slots will end up in
+                // implicitDefaultChildren. Ignore if all implicit children are whitespaces.
+                implicitDefaultChildren.some(node => isNonWhitespaceContent(node))) {
+                // implicit default slot (mixed with named slots)
+                if (hasNamedDefaultSlot) {
+                    context.onError(createCompilerError(39 /* X_V_SLOT_EXTRANEOUS_DEFAULT_SLOT_CHILDREN */, implicitDefaultChildren[0].loc));
+                }
+                else {
+                    slotsProperties.push(buildDefaultSlotProperty(undefined, implicitDefaultChildren));
+                }
+            }
+        }
+        const slotFlag = hasDynamicSlots
+            ? 2 /* DYNAMIC */
+            : hasForwardedSlots(node.children)
+                ? 3 /* FORWARDED */
+                : 1 /* STABLE */;
+        let slots = createObjectExpression(slotsProperties.concat(createObjectProperty(`_`,
+            // 2 = compiled but dynamic = can skip normalization, but must run diff
+            // 1 = compiled and static = can skip normalization AND diff as optimized
+            createSimpleExpression(slotFlag + (` /* ${slotFlagsText[slotFlag]} */` ), false))), loc);
+        if (dynamicSlots.length) {
+            slots = createCallExpression(context.helper(CREATE_SLOTS), [
+                slots,
+                createArrayExpression(dynamicSlots)
+            ]);
+        }
+        return {
+            slots,
+            hasDynamicSlots
+        };
+    }
+    function buildDynamicSlot(name, fn) {
+        return createObjectExpression([
+            createObjectProperty(`name`, name),
+            createObjectProperty(`fn`, fn)
+        ]);
+    }
+    function hasForwardedSlots(children) {
+        for (let i = 0; i < children.length; i++) {
+            const child = children[i];
+            switch (child.type) {
+                case 1 /* ELEMENT */:
+                    if (child.tagType === 2 /* SLOT */ ||
+                        hasForwardedSlots(child.children)) {
+                        return true;
+                    }
+                    break;
+                case 9 /* IF */:
+                    if (hasForwardedSlots(child.branches))
+                        return true;
+                    break;
+                case 10 /* IF_BRANCH */:
+                case 11 /* FOR */:
+                    if (hasForwardedSlots(child.children))
+                        return true;
+                    break;
+            }
+        }
+        return false;
+    }
+    function isNonWhitespaceContent(node) {
+        if (node.type !== 2 /* TEXT */ && node.type !== 12 /* TEXT_CALL */)
+            return true;
+        return node.type === 2 /* TEXT */
+            ? !!node.content.trim()
+            : isNonWhitespaceContent(node.content);
+    }
+
+    // some directive transforms (e.g. v-model) may return a symbol for runtime
+    // import, which should be used instead of a resolveDirective call.
+    const directiveImportMap = new WeakMap();
+    // generate a JavaScript AST for this element's codegen
+    const transformElement = (node, context) => {
+        // perform the work on exit, after all child expressions have been
+        // processed and merged.
+        return function postTransformElement() {
+            node = context.currentNode;
+            if (!(node.type === 1 /* ELEMENT */ &&
+                (node.tagType === 0 /* ELEMENT */ ||
+                    node.tagType === 1 /* COMPONENT */))) {
+                return;
+            }
+            const { tag, props } = node;
+            const isComponent = node.tagType === 1 /* COMPONENT */;
+            // The goal of the transform is to create a codegenNode implementing the
+            // VNodeCall interface.
+            let vnodeTag = isComponent
+                ? resolveComponentType(node, context)
+                : `"${tag}"`;
+            const isDynamicComponent = isObject(vnodeTag) && vnodeTag.callee === RESOLVE_DYNAMIC_COMPONENT;
+            let vnodeProps;
+            let vnodeChildren;
+            let vnodePatchFlag;
+            let patchFlag = 0;
+            let vnodeDynamicProps;
+            let dynamicPropNames;
+            let vnodeDirectives;
+            let shouldUseBlock =
+                // dynamic component may resolve to plain elements
+                isDynamicComponent ||
+                vnodeTag === TELEPORT ||
+                vnodeTag === SUSPENSE ||
+                (!isComponent &&
+                    // <svg> and <foreignObject> must be forced into blocks so that block
+                    // updates inside get proper isSVG flag at runtime. (#639, #643)
+                    // This is technically web-specific, but splitting the logic out of core
+                    // leads to too much unnecessary complexity.
+                    (tag === 'svg' || tag === 'foreignObject'));
+            // props
+            if (props.length > 0) {
+                const propsBuildResult = buildProps(node, context, undefined, isComponent, isDynamicComponent);
+                vnodeProps = propsBuildResult.props;
+                patchFlag = propsBuildResult.patchFlag;
+                dynamicPropNames = propsBuildResult.dynamicPropNames;
+                const directives = propsBuildResult.directives;
+                vnodeDirectives =
+                    directives && directives.length
+                        ? createArrayExpression(directives.map(dir => buildDirectiveArgs(dir, context)))
+                        : undefined;
+                if (propsBuildResult.shouldUseBlock) {
+                    shouldUseBlock = true;
+                }
+            }
+            // children
+            if (node.children.length > 0) {
+                if (vnodeTag === KEEP_ALIVE) {
+                    // Although a built-in component, we compile KeepAlive with raw children
+                    // instead of slot functions so that it can be used inside Transition
+                    // or other Transition-wrapping HOCs.
+                    // To ensure correct updates with block optimizations, we need to:
+                    // 1. Force keep-alive into a block. This avoids its children being
+                    //    collected by a parent block.
+                    shouldUseBlock = true;
+                    // 2. Force keep-alive to always be updated, since it uses raw children.
+                    patchFlag |= 1024 /* DYNAMIC_SLOTS */;
+                    if (node.children.length > 1) {
+                        context.onError(createCompilerError(45 /* X_KEEP_ALIVE_INVALID_CHILDREN */, {
+                            start: node.children[0].loc.start,
+                            end: node.children[node.children.length - 1].loc.end,
+                            source: ''
+                        }));
+                    }
+                }
+                const shouldBuildAsSlots = isComponent &&
+                    // Teleport is not a real component and has dedicated runtime handling
+                    vnodeTag !== TELEPORT &&
+                    // explained above.
+                    vnodeTag !== KEEP_ALIVE;
+                if (shouldBuildAsSlots) {
+                    const { slots, hasDynamicSlots } = buildSlots(node, context);
+                    vnodeChildren = slots;
+                    if (hasDynamicSlots) {
+                        patchFlag |= 1024 /* DYNAMIC_SLOTS */;
+                    }
+                }
+                else if (node.children.length === 1 && vnodeTag !== TELEPORT) {
+                    const child = node.children[0];
+                    const type = child.type;
+                    // check for dynamic text children
+                    const hasDynamicTextChild = type === 5 /* INTERPOLATION */ ||
+                        type === 8 /* COMPOUND_EXPRESSION */;
+                    if (hasDynamicTextChild &&
+                        getConstantType(child, context) === 0 /* NOT_CONSTANT */) {
+                        patchFlag |= 1 /* TEXT */;
+                    }
+                    // pass directly if the only child is a text node
+                    // (plain / interpolation / expression)
+                    if (hasDynamicTextChild || type === 2 /* TEXT */) {
+                        vnodeChildren = child;
+                    }
+                    else {
+                        vnodeChildren = node.children;
+                    }
+                }
+                else {
+                    vnodeChildren = node.children;
+                }
+            }
+            // patchFlag & dynamicPropNames
+            if (patchFlag !== 0) {
+                {
+                    if (patchFlag < 0) {
+                        // special flags (negative and mutually exclusive)
+                        vnodePatchFlag = patchFlag + ` /* ${PatchFlagNames[patchFlag]} */`;
+                    }
+                    else {
+                        // bitwise flags
+                        const flagNames = Object.keys(PatchFlagNames)
+                            .map(Number)
+                            .filter(n => n > 0 && patchFlag & n)
+                            .map(n => PatchFlagNames[n])
+                            .join(`, `);
+                        vnodePatchFlag = patchFlag + ` /* ${flagNames} */`;
+                    }
+                }
+                if (dynamicPropNames && dynamicPropNames.length) {
+                    vnodeDynamicProps = stringifyDynamicPropNames(dynamicPropNames);
+                }
+            }
+            node.codegenNode = createVNodeCall(context, vnodeTag, vnodeProps, vnodeChildren, vnodePatchFlag, vnodeDynamicProps, vnodeDirectives, !!shouldUseBlock, false /* disableTracking */, isComponent, node.loc);
+        };
+    };
+    function resolveComponentType(node, context, ssr = false) {
+        let { tag } = node;
+        // 1. dynamic component
+        const isExplicitDynamic = isComponentTag(tag);
+        const isProp = findProp(node, 'is');
+        if (isProp) {
+            if (isExplicitDynamic ||
+                (false )) {
+                const exp = isProp.type === 6 /* ATTRIBUTE */
+                    ? isProp.value && createSimpleExpression(isProp.value.content, true)
+                    : isProp.exp;
+                if (exp) {
+                    return createCallExpression(context.helper(RESOLVE_DYNAMIC_COMPONENT), [
+                        exp
+                    ]);
+                }
+            }
+            else if (isProp.type === 6 /* ATTRIBUTE */ &&
+                isProp.value.content.startsWith('vue:')) {
+                // <button is="vue:xxx">
+                // if not <component>, only is value that starts with "vue:" will be
+                // treated as component by the parse phase and reach here, unless it's
+                // compat mode where all is values are considered components
+                tag = isProp.value.content.slice(4);
+            }
+        }
+        // 1.5 v-is (TODO: Deprecate)
+        const isDir = !isExplicitDynamic && findDir(node, 'is');
+        if (isDir && isDir.exp) {
+            return createCallExpression(context.helper(RESOLVE_DYNAMIC_COMPONENT), [
+                isDir.exp
+            ]);
+        }
+        // 2. built-in components (Teleport, Transition, KeepAlive, Suspense...)
+        const builtIn = isCoreComponent(tag) || context.isBuiltInComponent(tag);
+        if (builtIn) {
+            // built-ins are simply fallthroughs / have special handling during ssr
+            // so we don't need to import their runtime equivalents
+            if (!ssr)
+                context.helper(builtIn);
+            return builtIn;
+        }
+        // 5. user component (resolve)
+        context.helper(RESOLVE_COMPONENT);
+        context.components.add(tag);
+        return toValidAssetId(tag, `component`);
+    }
+    function buildProps(node, context, props = node.props, isComponent, isDynamicComponent, ssr = false) {
+        const { tag, loc: elementLoc, children } = node;
+        let properties = [];
+        const mergeArgs = [];
+        const runtimeDirectives = [];
+        const hasChildren = children.length > 0;
+        let shouldUseBlock = false;
+        // patchFlag analysis
+        let patchFlag = 0;
+        let hasRef = false;
+        let hasClassBinding = false;
+        let hasStyleBinding = false;
+        let hasHydrationEventBinding = false;
+        let hasDynamicKeys = false;
+        let hasVnodeHook = false;
+        const dynamicPropNames = [];
+        const analyzePatchFlag = ({ key, value }) => {
+            if (isStaticExp(key)) {
+                const name = key.content;
+                const isEventHandler = isOn(name);
+                if (isEventHandler &&
+                    (!isComponent || isDynamicComponent) &&
+                    // omit the flag for click handlers because hydration gives click
+                    // dedicated fast path.
+                    name.toLowerCase() !== 'onclick' &&
+                    // omit v-model handlers
+                    name !== 'onUpdate:modelValue' &&
+                    // omit onVnodeXXX hooks
+                    !isReservedProp(name)) {
+                    hasHydrationEventBinding = true;
+                }
+                if (isEventHandler && isReservedProp(name)) {
+                    hasVnodeHook = true;
+                }
+                if (value.type === 20 /* JS_CACHE_EXPRESSION */ ||
+                    ((value.type === 4 /* SIMPLE_EXPRESSION */ ||
+                            value.type === 8 /* COMPOUND_EXPRESSION */) &&
+                        getConstantType(value, context) > 0)) {
+                    // skip if the prop is a cached handler or has constant value
+                    return;
+                }
+                if (name === 'ref') {
+                    hasRef = true;
+                }
+                else if (name === 'class') {
+                    hasClassBinding = true;
+                }
+                else if (name === 'style') {
+                    hasStyleBinding = true;
+                }
+                else if (name !== 'key' && !dynamicPropNames.includes(name)) {
+                    dynamicPropNames.push(name);
+                }
+                // treat the dynamic class and style binding of the component as dynamic props
+                if (isComponent &&
+                    (name === 'class' || name === 'style') &&
+                    !dynamicPropNames.includes(name)) {
+                    dynamicPropNames.push(name);
+                }
+            }
+            else {
+                hasDynamicKeys = true;
+            }
+        };
+        for (let i = 0; i < props.length; i++) {
+            // static attribute
+            const prop = props[i];
+            if (prop.type === 6 /* ATTRIBUTE */) {
+                const { loc, name, value } = prop;
+                let isStatic = true;
+                if (name === 'ref') {
+                    hasRef = true;
+                    if (context.scopes.vFor > 0) {
+                        properties.push(createObjectProperty(createSimpleExpression('ref_for', true), createSimpleExpression('true')));
+                    }
+                }
+                // skip is on <component>, or is="vue:xxx"
+                if (name === 'is' &&
+                    (isComponentTag(tag) ||
+                        (value && value.content.startsWith('vue:')) ||
+                        (false ))) {
+                    continue;
+                }
+                properties.push(createObjectProperty(createSimpleExpression(name, true, getInnerRange(loc, 0, name.length)), createSimpleExpression(value ? value.content : '', isStatic, value ? value.loc : loc)));
+            }
+            else {
+                // directives
+                const { name, arg, exp, loc } = prop;
+                const isVBind = name === 'bind';
+                const isVOn = name === 'on';
+                // skip v-slot - it is handled by its dedicated transform.
+                if (name === 'slot') {
+                    if (!isComponent) {
+                        context.onError(createCompilerError(40 /* X_V_SLOT_MISPLACED */, loc));
+                    }
+                    continue;
+                }
+                // skip v-once/v-memo - they are handled by dedicated transforms.
+                if (name === 'once' || name === 'memo') {
+                    continue;
+                }
+                // skip v-is and :is on <component>
+                if (name === 'is' ||
+                    (isVBind &&
+                        isStaticArgOf(arg, 'is') &&
+                        (isComponentTag(tag) ||
+                            (false )))) {
+                    continue;
+                }
+                // skip v-on in SSR compilation
+                if (isVOn && ssr) {
+                    continue;
+                }
+                if (
+                    // #938: elements with dynamic keys should be forced into blocks
+                    (isVBind && isStaticArgOf(arg, 'key')) ||
+                    // inline before-update hooks need to force block so that it is invoked
+                    // before children
+                    (isVOn && hasChildren && isStaticArgOf(arg, 'vue:before-update'))) {
+                    shouldUseBlock = true;
+                }
+                if (isVBind && isStaticArgOf(arg, 'ref') && context.scopes.vFor > 0) {
+                    properties.push(createObjectProperty(createSimpleExpression('ref_for', true), createSimpleExpression('true')));
+                }
+                // special case for v-bind and v-on with no argument
+                if (!arg && (isVBind || isVOn)) {
+                    hasDynamicKeys = true;
+                    if (exp) {
+                        if (properties.length) {
+                            mergeArgs.push(createObjectExpression(dedupeProperties(properties), elementLoc));
+                            properties = [];
+                        }
+                        if (isVBind) {
+                            mergeArgs.push(exp);
+                        }
+                        else {
+                            // v-on="obj" -> toHandlers(obj)
+                            mergeArgs.push({
+                                type: 14 /* JS_CALL_EXPRESSION */,
+                                loc,
+                                callee: context.helper(TO_HANDLERS),
+                                arguments: [exp]
+                            });
+                        }
+                    }
+                    else {
+                        context.onError(createCompilerError(isVBind
+                            ? 34 /* X_V_BIND_NO_EXPRESSION */
+                            : 35 /* X_V_ON_NO_EXPRESSION */, loc));
+                    }
+                    continue;
+                }
+                const directiveTransform = context.directiveTransforms[name];
+                if (directiveTransform) {
+                    // has built-in directive transform.
+                    const { props, needRuntime } = directiveTransform(prop, node, context);
+                    !ssr && props.forEach(analyzePatchFlag);
+                    properties.push(...props);
+                    if (needRuntime) {
+                        runtimeDirectives.push(prop);
+                        if (isSymbol(needRuntime)) {
+                            directiveImportMap.set(prop, needRuntime);
+                        }
+                    }
+                }
+                else if (!isBuiltInDirective(name)) {
+                    // no built-in transform, this is a user custom directive.
+                    runtimeDirectives.push(prop);
+                    // custom dirs may use beforeUpdate so they need to force blocks
+                    // to ensure before-update gets called before children update
+                    if (hasChildren) {
+                        shouldUseBlock = true;
+                    }
+                }
+            }
+        }
+        let propsExpression = undefined;
+        // has v-bind="object" or v-on="object", wrap with mergeProps
+        if (mergeArgs.length) {
+            if (properties.length) {
+                mergeArgs.push(createObjectExpression(dedupeProperties(properties), elementLoc));
+            }
+            if (mergeArgs.length > 1) {
+                propsExpression = createCallExpression(context.helper(MERGE_PROPS), mergeArgs, elementLoc);
+            }
+            else {
+                // single v-bind with nothing else - no need for a mergeProps call
+                propsExpression = mergeArgs[0];
+            }
+        }
+        else if (properties.length) {
+            propsExpression = createObjectExpression(dedupeProperties(properties), elementLoc);
+        }
+        // patchFlag analysis
+        if (hasDynamicKeys) {
+            patchFlag |= 16 /* FULL_PROPS */;
+        }
+        else {
+            if (hasClassBinding && !isComponent) {
+                patchFlag |= 2 /* CLASS */;
+            }
+            if (hasStyleBinding && !isComponent) {
+                patchFlag |= 4 /* STYLE */;
+            }
+            if (dynamicPropNames.length) {
+                patchFlag |= 8 /* PROPS */;
+            }
+            if (hasHydrationEventBinding) {
+                patchFlag |= 32 /* HYDRATE_EVENTS */;
+            }
+        }
+        if (!shouldUseBlock &&
+            (patchFlag === 0 || patchFlag === 32 /* HYDRATE_EVENTS */) &&
+            (hasRef || hasVnodeHook || runtimeDirectives.length > 0)) {
+            patchFlag |= 512 /* NEED_PATCH */;
+        }
+        // pre-normalize props, SSR is skipped for now
+        if (!context.inSSR && propsExpression) {
+            switch (propsExpression.type) {
+                case 15 /* JS_OBJECT_EXPRESSION */:
+                    // means that there is no v-bind,
+                    // but still need to deal with dynamic key binding
+                    let classKeyIndex = -1;
+                    let styleKeyIndex = -1;
+                    let hasDynamicKey = false;
+                    for (let i = 0; i < propsExpression.properties.length; i++) {
+                        const key = propsExpression.properties[i].key;
+                        if (isStaticExp(key)) {
+                            if (key.content === 'class') {
+                                classKeyIndex = i;
+                            }
+                            else if (key.content === 'style') {
+                                styleKeyIndex = i;
+                            }
+                        }
+                        else if (!key.isHandlerKey) {
+                            hasDynamicKey = true;
+                        }
+                    }
+                    const classProp = propsExpression.properties[classKeyIndex];
+                    const styleProp = propsExpression.properties[styleKeyIndex];
+                    // no dynamic key
+                    if (!hasDynamicKey) {
+                        if (classProp && !isStaticExp(classProp.value)) {
+                            classProp.value = createCallExpression(context.helper(NORMALIZE_CLASS), [classProp.value]);
+                        }
+                        if (styleProp &&
+                            // the static style is compiled into an object,
+                            // so use `hasStyleBinding` to ensure that it is a dynamic style binding
+                            (hasStyleBinding ||
+                                (styleProp.value.type === 4 /* SIMPLE_EXPRESSION */ &&
+                                    styleProp.value.content.trim()[0] === `[`) ||
+                                // v-bind:style and style both exist,
+                                // v-bind:style with static literal object
+                                styleProp.value.type === 17 /* JS_ARRAY_EXPRESSION */)) {
+                            styleProp.value = createCallExpression(context.helper(NORMALIZE_STYLE), [styleProp.value]);
+                        }
+                    }
+                    else {
+                        // dynamic key binding, wrap with `normalizeProps`
+                        propsExpression = createCallExpression(context.helper(NORMALIZE_PROPS), [propsExpression]);
+                    }
+                    break;
+                case 14 /* JS_CALL_EXPRESSION */:
+                    // mergeProps call, do nothing
+                    break;
+                default:
+                    // single v-bind
+                    propsExpression = createCallExpression(context.helper(NORMALIZE_PROPS), [
+                        createCallExpression(context.helper(GUARD_REACTIVE_PROPS), [
+                            propsExpression
+                        ])
+                    ]);
+                    break;
+            }
+        }
+        return {
+            props: propsExpression,
+            directives: runtimeDirectives,
+            patchFlag,
+            dynamicPropNames,
+            shouldUseBlock
+        };
+    }
+    // Dedupe props in an object literal.
+    // Literal duplicated attributes would have been warned during the parse phase,
+    // however, it's possible to encounter duplicated `onXXX` handlers with different
+    // modifiers. We also need to merge static and dynamic class / style attributes.
+    // - onXXX handlers / style: merge into array
+    // - class: merge into single expression with concatenation
+    function dedupeProperties(properties) {
+        const knownProps = new Map();
+        const deduped = [];
+        for (let i = 0; i < properties.length; i++) {
+            const prop = properties[i];
+            // dynamic keys are always allowed
+            if (prop.key.type === 8 /* COMPOUND_EXPRESSION */ || !prop.key.isStatic) {
+                deduped.push(prop);
+                continue;
+            }
+            const name = prop.key.content;
+            const existing = knownProps.get(name);
+            if (existing) {
+                if (name === 'style' || name === 'class' || isOn(name)) {
+                    mergeAsArray$1(existing, prop);
+                }
+                // unexpected duplicate, should have emitted error during parse
+            }
+            else {
+                knownProps.set(name, prop);
+                deduped.push(prop);
+            }
+        }
+        return deduped;
+    }
+    function mergeAsArray$1(existing, incoming) {
+        if (existing.value.type === 17 /* JS_ARRAY_EXPRESSION */) {
+            existing.value.elements.push(incoming.value);
+        }
+        else {
+            existing.value = createArrayExpression([existing.value, incoming.value], existing.loc);
+        }
+    }
+    function buildDirectiveArgs(dir, context) {
+        const dirArgs = [];
+        const runtime = directiveImportMap.get(dir);
+        if (runtime) {
+            // built-in directive with runtime
+            dirArgs.push(context.helperString(runtime));
+        }
+        else {
+            {
+                // inject statement for resolving directive
+                context.helper(RESOLVE_DIRECTIVE);
+                context.directives.add(dir.name);
+                dirArgs.push(toValidAssetId(dir.name, `directive`));
+            }
+        }
+        const { loc } = dir;
+        if (dir.exp)
+            dirArgs.push(dir.exp);
+        if (dir.arg) {
+            if (!dir.exp) {
+                dirArgs.push(`void 0`);
+            }
+            dirArgs.push(dir.arg);
+        }
+        if (Object.keys(dir.modifiers).length) {
+            if (!dir.arg) {
+                if (!dir.exp) {
+                    dirArgs.push(`void 0`);
+                }
+                dirArgs.push(`void 0`);
+            }
+            const trueExpression = createSimpleExpression(`true`, false, loc);
+            dirArgs.push(createObjectExpression(dir.modifiers.map(modifier => createObjectProperty(modifier, trueExpression)), loc));
+        }
+        return createArrayExpression(dirArgs, dir.loc);
+    }
+    function stringifyDynamicPropNames(props) {
+        let propsNamesString = `[`;
+        for (let i = 0, l = props.length; i < l; i++) {
+            propsNamesString += JSON.stringify(props[i]);
+            if (i < l - 1)
+                propsNamesString += ', ';
+        }
+        return propsNamesString + `]`;
+    }
+    function isComponentTag(tag) {
+        return tag === 'component' || tag === 'Component';
+    }
+
+    const transformSlotOutlet = (node, context) => {
+        if (isSlotOutlet(node)) {
+            const { children, loc } = node;
+            const { slotName, slotProps } = processSlotOutlet(node, context);
+            const slotArgs = [
+                context.prefixIdentifiers ? `_ctx.$slots` : `$slots`,
+                slotName,
+                '{}',
+                'undefined',
+                'true'
+            ];
+            let expectedLen = 2;
+            if (slotProps) {
+                slotArgs[2] = slotProps;
+                expectedLen = 3;
+            }
+            if (children.length) {
+                slotArgs[3] = createFunctionExpression([], children, false, false, loc);
+                expectedLen = 4;
+            }
+            if (context.scopeId && !context.slotted) {
+                expectedLen = 5;
+            }
+            slotArgs.splice(expectedLen); // remove unused arguments
+            node.codegenNode = createCallExpression(context.helper(RENDER_SLOT), slotArgs, loc);
+        }
+    };
+    function processSlotOutlet(node, context) {
+        let slotName = `"default"`;
+        let slotProps = undefined;
+        const nonNameProps = [];
+        for (let i = 0; i < node.props.length; i++) {
+            const p = node.props[i];
+            if (p.type === 6 /* ATTRIBUTE */) {
+                if (p.value) {
+                    if (p.name === 'name') {
+                        slotName = JSON.stringify(p.value.content);
+                    }
+                    else {
+                        p.name = camelize(p.name);
+                        nonNameProps.push(p);
+                    }
+                }
+            }
+            else {
+                if (p.name === 'bind' && isStaticArgOf(p.arg, 'name')) {
+                    if (p.exp)
+                        slotName = p.exp;
+                }
+                else {
+                    if (p.name === 'bind' && p.arg && isStaticExp(p.arg)) {
+                        p.arg.content = camelize(p.arg.content);
+                    }
+                    nonNameProps.push(p);
+                }
+            }
+        }
+        if (nonNameProps.length > 0) {
+            const { props, directives } = buildProps(node, context, nonNameProps, false, false);
+            slotProps = props;
+            if (directives.length) {
+                context.onError(createCompilerError(36 /* X_V_SLOT_UNEXPECTED_DIRECTIVE_ON_SLOT_OUTLET */, directives[0].loc));
+            }
+        }
+        return {
+            slotName,
+            slotProps
+        };
+    }
+
+    const fnExpRE = /^\s*([\w$_]+|(async\s*)?\([^)]*?\))\s*=>|^\s*(async\s+)?function(?:\s+[\w$]+)?\s*\(/;
+    const transformOn = (dir, node, context, augmentor) => {
+        const { loc, modifiers, arg } = dir;
+        if (!dir.exp && !modifiers.length) {
+            context.onError(createCompilerError(35 /* X_V_ON_NO_EXPRESSION */, loc));
+        }
+        let eventName;
+        if (arg.type === 4 /* SIMPLE_EXPRESSION */) {
+            if (arg.isStatic) {
+                let rawName = arg.content;
+                // TODO deprecate @vnodeXXX usage
+                if (rawName.startsWith('vue:')) {
+                    rawName = `vnode-${rawName.slice(4)}`;
+                }
+                // for all event listeners, auto convert it to camelCase. See issue #2249
+                eventName = createSimpleExpression(toHandlerKey(camelize(rawName)), true, arg.loc);
+            }
+            else {
+                // #2388
+                eventName = createCompoundExpression([
+                    `${context.helperString(TO_HANDLER_KEY)}(`,
+                    arg,
+                    `)`
+                ]);
+            }
+        }
+        else {
+            // already a compound expression.
+            eventName = arg;
+            eventName.children.unshift(`${context.helperString(TO_HANDLER_KEY)}(`);
+            eventName.children.push(`)`);
+        }
+        // handler processing
+        let exp = dir.exp;
+        if (exp && !exp.content.trim()) {
+            exp = undefined;
+        }
+        let shouldCache = context.cacheHandlers && !exp && !context.inVOnce;
+        if (exp) {
+            const isMemberExp = isMemberExpression(exp.content);
+            const isInlineStatement = !(isMemberExp || fnExpRE.test(exp.content));
+            const hasMultipleStatements = exp.content.includes(`;`);
+            {
+                validateBrowserExpression(exp, context, false, hasMultipleStatements);
+            }
+            if (isInlineStatement || (shouldCache && isMemberExp)) {
+                // wrap inline statement in a function expression
+                exp = createCompoundExpression([
+                    `${isInlineStatement
+                        ? `$event`
+                        : `${``}(...args)`} => ${hasMultipleStatements ? `{` : `(`}`,
+                    exp,
+                    hasMultipleStatements ? `}` : `)`
+                ]);
+            }
+        }
+        let ret = {
+            props: [
+                createObjectProperty(eventName, exp || createSimpleExpression(`() => {}`, false, loc))
+            ]
+        };
+        // apply extended compiler augmentor
+        if (augmentor) {
+            ret = augmentor(ret);
+        }
+        if (shouldCache) {
+            // cache handlers so that it's always the same handler being passed down.
+            // this avoids unnecessary re-renders when users use inline handlers on
+            // components.
+            ret.props[0].value = context.cache(ret.props[0].value);
+        }
+        // mark the key as handler for props normalization check
+        ret.props.forEach(p => (p.key.isHandlerKey = true));
+        return ret;
+    };
+
+    // v-bind without arg is handled directly in ./transformElements.ts due to it affecting
+    // codegen for the entire props object. This transform here is only for v-bind
+    // *with* args.
+    const transformBind = (dir, _node, context) => {
+        const { exp, modifiers, loc } = dir;
+        const arg = dir.arg;
+        if (arg.type !== 4 /* SIMPLE_EXPRESSION */) {
+            arg.children.unshift(`(`);
+            arg.children.push(`) || ""`);
+        }
+        else if (!arg.isStatic) {
+            arg.content = `${arg.content} || ""`;
+        }
+        // .sync is replaced by v-model:arg
+        if (modifiers.includes('camel')) {
+            if (arg.type === 4 /* SIMPLE_EXPRESSION */) {
+                if (arg.isStatic) {
+                    arg.content = camelize(arg.content);
+                }
+                else {
+                    arg.content = `${context.helperString(CAMELIZE)}(${arg.content})`;
+                }
+            }
+            else {
+                arg.children.unshift(`${context.helperString(CAMELIZE)}(`);
+                arg.children.push(`)`);
+            }
+        }
+        if (!context.inSSR) {
+            if (modifiers.includes('prop')) {
+                injectPrefix(arg, '.');
+            }
+            if (modifiers.includes('attr')) {
+                injectPrefix(arg, '^');
+            }
+        }
+        if (!exp ||
+            (exp.type === 4 /* SIMPLE_EXPRESSION */ && !exp.content.trim())) {
+            context.onError(createCompilerError(34 /* X_V_BIND_NO_EXPRESSION */, loc));
+            return {
+                props: [createObjectProperty(arg, createSimpleExpression('', true, loc))]
+            };
+        }
+        return {
+            props: [createObjectProperty(arg, exp)]
+        };
+    };
+    const injectPrefix = (arg, prefix) => {
+        if (arg.type === 4 /* SIMPLE_EXPRESSION */) {
+            if (arg.isStatic) {
+                arg.content = prefix + arg.content;
+            }
+            else {
+                arg.content = `\`${prefix}\${${arg.content}}\``;
+            }
+        }
+        else {
+            arg.children.unshift(`'${prefix}' + (`);
+            arg.children.push(`)`);
+        }
+    };
+
+    // Merge adjacent text nodes and expressions into a single expression
+    // e.g. <div>abc {{ d }} {{ e }}</div> should have a single expression node as child.
+    const transformText = (node, context) => {
+        if (node.type === 0 /* ROOT */ ||
+            node.type === 1 /* ELEMENT */ ||
+            node.type === 11 /* FOR */ ||
+            node.type === 10 /* IF_BRANCH */) {
+            // perform the transform on node exit so that all expressions have already
+            // been processed.
+            return () => {
+                const children = node.children;
+                let currentContainer = undefined;
+                let hasText = false;
+                for (let i = 0; i < children.length; i++) {
+                    const child = children[i];
+                    if (isText(child)) {
+                        hasText = true;
+                        for (let j = i + 1; j < children.length; j++) {
+                            const next = children[j];
+                            if (isText(next)) {
+                                if (!currentContainer) {
+                                    currentContainer = children[i] = createCompoundExpression([child], child.loc);
+                                }
+                                // merge adjacent text node into current
+                                currentContainer.children.push(` + `, next);
+                                children.splice(j, 1);
+                                j--;
+                            }
+                            else {
+                                currentContainer = undefined;
+                                break;
+                            }
+                        }
+                    }
+                }
+                if (!hasText ||
+                    // if this is a plain element with a single text child, leave it
+                    // as-is since the runtime has dedicated fast path for this by directly
+                    // setting textContent of the element.
+                    // for component root it's always normalized anyway.
+                    (children.length === 1 &&
+                        (node.type === 0 /* ROOT */ ||
+                            (node.type === 1 /* ELEMENT */ &&
+                                node.tagType === 0 /* ELEMENT */ &&
+                                // #3756
+                                // custom directives can potentially add DOM elements arbitrarily,
+                                // we need to avoid setting textContent of the element at runtime
+                                // to avoid accidentally overwriting the DOM elements added
+                                // by the user through custom directives.
+                                !node.props.find(p => p.type === 7 /* DIRECTIVE */ &&
+                                    !context.directiveTransforms[p.name]) &&
+                                // in compat mode, <template> tags with no special directives
+                                // will be rendered as a fragment so its children must be
+                                // converted into vnodes.
+                                !(false ))))) {
+                    return;
+                }
+                // pre-convert text nodes into createTextVNode(text) calls to avoid
+                // runtime normalization.
+                for (let i = 0; i < children.length; i++) {
+                    const child = children[i];
+                    if (isText(child) || child.type === 8 /* COMPOUND_EXPRESSION */) {
+                        const callArgs = [];
+                        // createTextVNode defaults to single whitespace, so if it is a
+                        // single space the code could be an empty call to save bytes.
+                        if (child.type !== 2 /* TEXT */ || child.content !== ' ') {
+                            callArgs.push(child);
+                        }
+                        // mark dynamic text with flag so it gets patched inside a block
+                        if (!context.ssr &&
+                            getConstantType(child, context) === 0 /* NOT_CONSTANT */) {
+                            callArgs.push(1 /* TEXT */ +
+                                (` /* ${PatchFlagNames[1 /* TEXT */]} */` ));
+                        }
+                        children[i] = {
+                            type: 12 /* TEXT_CALL */,
+                            content: child,
+                            loc: child.loc,
+                            codegenNode: createCallExpression(context.helper(CREATE_TEXT), callArgs)
+                        };
+                    }
+                }
+            };
+        }
+    };
+
+    const seen = new WeakSet();
+    const transformOnce = (node, context) => {
+        if (node.type === 1 /* ELEMENT */ && findDir(node, 'once', true)) {
+            if (seen.has(node) || context.inVOnce) {
+                return;
+            }
+            seen.add(node);
+            context.inVOnce = true;
+            context.helper(SET_BLOCK_TRACKING);
+            return () => {
+                context.inVOnce = false;
+                const cur = context.currentNode;
+                if (cur.codegenNode) {
+                    cur.codegenNode = context.cache(cur.codegenNode, true /* isVNode */);
+                }
+            };
+        }
+    };
+
+    const transformModel = (dir, node, context) => {
+        const { exp, arg } = dir;
+        if (!exp) {
+            context.onError(createCompilerError(41 /* X_V_MODEL_NO_EXPRESSION */, dir.loc));
+            return createTransformProps();
+        }
+        const rawExp = exp.loc.source;
+        const expString = exp.type === 4 /* SIMPLE_EXPRESSION */ ? exp.content : rawExp;
+        // im SFC <script setup> inline mode, the exp may have been transformed into
+        // _unref(exp)
+        context.bindingMetadata[rawExp];
+        const maybeRef = !true    /* SETUP_CONST */;
+        if (!expString.trim() ||
+            (!isMemberExpression(expString) && !maybeRef)) {
+            context.onError(createCompilerError(42 /* X_V_MODEL_MALFORMED_EXPRESSION */, exp.loc));
+            return createTransformProps();
+        }
+        const propName = arg ? arg : createSimpleExpression('modelValue', true);
+        const eventName = arg
+            ? isStaticExp(arg)
+                ? `onUpdate:${arg.content}`
+                : createCompoundExpression(['"onUpdate:" + ', arg])
+            : `onUpdate:modelValue`;
+        let assignmentExp;
+        const eventArg = context.isTS ? `($event: any)` : `$event`;
+        {
+            assignmentExp = createCompoundExpression([
+                `${eventArg} => ((`,
+                exp,
+                `) = $event)`
+            ]);
+        }
+        const props = [
+            // modelValue: foo
+            createObjectProperty(propName, dir.exp),
+            // "onUpdate:modelValue": $event => (foo = $event)
+            createObjectProperty(eventName, assignmentExp)
+        ];
+        // modelModifiers: { foo: true, "bar-baz": true }
+        if (dir.modifiers.length && node.tagType === 1 /* COMPONENT */) {
+            const modifiers = dir.modifiers
+                .map(m => (isSimpleIdentifier(m) ? m : JSON.stringify(m)) + `: true`)
+                .join(`, `);
+            const modifiersKey = arg
+                ? isStaticExp(arg)
+                    ? `${arg.content}Modifiers`
+                    : createCompoundExpression([arg, ' + "Modifiers"'])
+                : `modelModifiers`;
+            props.push(createObjectProperty(modifiersKey, createSimpleExpression(`{ ${modifiers} }`, false, dir.loc, 2 /* CAN_HOIST */)));
+        }
+        return createTransformProps(props);
+    };
+    function createTransformProps(props = []) {
+        return { props };
+    }
+
+    const seen$1 = new WeakSet();
+    const transformMemo = (node, context) => {
+        if (node.type === 1 /* ELEMENT */) {
+            const dir = findDir(node, 'memo');
+            if (!dir || seen$1.has(node)) {
+                return;
+            }
+            seen$1.add(node);
+            return () => {
+                const codegenNode = node.codegenNode ||
+                    context.currentNode.codegenNode;
+                if (codegenNode && codegenNode.type === 13 /* VNODE_CALL */) {
+                    // non-component sub tree should be turned into a block
+                    if (node.tagType !== 1 /* COMPONENT */) {
+                        makeBlock(codegenNode, context);
+                    }
+                    node.codegenNode = createCallExpression(context.helper(WITH_MEMO), [
+                        dir.exp,
+                        createFunctionExpression(undefined, codegenNode),
+                        `_cache`,
+                        String(context.cached++)
+                    ]);
+                }
+            };
+        }
+    };
+
+    function getBaseTransformPreset(prefixIdentifiers) {
+        return [
+            [
+                transformOnce,
+                transformIf,
+                transformMemo,
+                transformFor,
+                ...([]),
+                ...([transformExpression]
+                ),
+                transformSlotOutlet,
+                transformElement,
+                trackSlotScopes,
+                transformText
+            ],
+            {
+                on: transformOn,
+                bind: transformBind,
+                model: transformModel
+            }
+        ];
+    }
+    // we name it `baseCompile` so that higher order compilers like
+    // @vue/compiler-dom can export `compile` while re-exporting everything else.
+    function baseCompile(template, options = {}) {
+        const onError = options.onError || defaultOnError;
+        const isModuleMode = options.mode === 'module';
+        /* istanbul ignore if */
+        {
+            if (options.prefixIdentifiers === true) {
+                onError(createCompilerError(46 /* X_PREFIX_ID_NOT_SUPPORTED */));
+            }
+            else if (isModuleMode) {
+                onError(createCompilerError(47 /* X_MODULE_MODE_NOT_SUPPORTED */));
+            }
+        }
+        const prefixIdentifiers = !true ;
+        if (options.cacheHandlers) {
+            onError(createCompilerError(48 /* X_CACHE_HANDLER_NOT_SUPPORTED */));
+        }
+        if (options.scopeId && !isModuleMode) {
+            onError(createCompilerError(49 /* X_SCOPE_ID_NOT_SUPPORTED */));
+        }
+        const ast = isString(template) ? baseParse(template, options) : template;
+        const [nodeTransforms, directiveTransforms] = getBaseTransformPreset();
+        transform(ast, extend({}, options, {
+            prefixIdentifiers,
+            nodeTransforms: [
+                ...nodeTransforms,
+                ...(options.nodeTransforms || []) // user transforms
+            ],
+            directiveTransforms: extend({}, directiveTransforms, options.directiveTransforms || {} // user transforms
+            )
+        }));
+        return generate(ast, extend({}, options, {
+            prefixIdentifiers
+        }));
+    }
+
+    const noopDirectiveTransform = () => ({ props: [] });
+
+    const V_MODEL_RADIO = Symbol(`vModelRadio` );
+    const V_MODEL_CHECKBOX = Symbol(`vModelCheckbox` );
+    const V_MODEL_TEXT = Symbol(`vModelText` );
+    const V_MODEL_SELECT = Symbol(`vModelSelect` );
+    const V_MODEL_DYNAMIC = Symbol(`vModelDynamic` );
+    const V_ON_WITH_MODIFIERS = Symbol(`vOnModifiersGuard` );
+    const V_ON_WITH_KEYS = Symbol(`vOnKeysGuard` );
+    const V_SHOW = Symbol(`vShow` );
+    const TRANSITION$1 = Symbol(`Transition` );
+    const TRANSITION_GROUP = Symbol(`TransitionGroup` );
+    registerRuntimeHelpers({
+        [V_MODEL_RADIO]: `vModelRadio`,
+        [V_MODEL_CHECKBOX]: `vModelCheckbox`,
+        [V_MODEL_TEXT]: `vModelText`,
+        [V_MODEL_SELECT]: `vModelSelect`,
+        [V_MODEL_DYNAMIC]: `vModelDynamic`,
+        [V_ON_WITH_MODIFIERS]: `withModifiers`,
+        [V_ON_WITH_KEYS]: `withKeys`,
+        [V_SHOW]: `vShow`,
+        [TRANSITION$1]: `Transition`,
+        [TRANSITION_GROUP]: `TransitionGroup`
+    });
+
+    /* eslint-disable no-restricted-globals */
+    let decoder;
+    function decodeHtmlBrowser(raw, asAttr = false) {
+        if (!decoder) {
+            decoder = document.createElement('div');
+        }
+        if (asAttr) {
+            decoder.innerHTML = `<div foo="${raw.replace(/"/g, '&quot;')}">`;
+            return decoder.children[0].getAttribute('foo');
+        }
+        else {
+            decoder.innerHTML = raw;
+            return decoder.textContent;
+        }
+    }
+
+    const isRawTextContainer = /*#__PURE__*/ makeMap('style,iframe,script,noscript', true);
+    const parserOptions = {
+        isVoidTag,
+        isNativeTag: tag => isHTMLTag(tag) || isSVGTag(tag),
+        isPreTag: tag => tag === 'pre',
+        decodeEntities: decodeHtmlBrowser ,
+        isBuiltInComponent: (tag) => {
+            if (isBuiltInType(tag, `Transition`)) {
+                return TRANSITION$1;
+            }
+            else if (isBuiltInType(tag, `TransitionGroup`)) {
+                return TRANSITION_GROUP;
+            }
+        },
+        // https://html.spec.whatwg.org/multipage/parsing.html#tree-construction-dispatcher
+        getNamespace(tag, parent) {
+            let ns = parent ? parent.ns : 0 /* HTML */;
+            if (parent && ns === 2 /* MATH_ML */) {
+                if (parent.tag === 'annotation-xml') {
+                    if (tag === 'svg') {
+                        return 1 /* SVG */;
+                    }
+                    if (parent.props.some(a => a.type === 6 /* ATTRIBUTE */ &&
+                        a.name === 'encoding' &&
+                        a.value != null &&
+                        (a.value.content === 'text/html' ||
+                            a.value.content === 'application/xhtml+xml'))) {
+                        ns = 0 /* HTML */;
+                    }
+                }
+                else if (/^m(?:[ions]|text)$/.test(parent.tag) &&
+                    tag !== 'mglyph' &&
+                    tag !== 'malignmark') {
+                    ns = 0 /* HTML */;
+                }
+            }
+            else if (parent && ns === 1 /* SVG */) {
+                if (parent.tag === 'foreignObject' ||
+                    parent.tag === 'desc' ||
+                    parent.tag === 'title') {
+                    ns = 0 /* HTML */;
+                }
+            }
+            if (ns === 0 /* HTML */) {
+                if (tag === 'svg') {
+                    return 1 /* SVG */;
+                }
+                if (tag === 'math') {
+                    return 2 /* MATH_ML */;
+                }
+            }
+            return ns;
+        },
+        // https://html.spec.whatwg.org/multipage/parsing.html#parsing-html-fragments
+        getTextMode({ tag, ns }) {
+            if (ns === 0 /* HTML */) {
+                if (tag === 'textarea' || tag === 'title') {
+                    return 1 /* RCDATA */;
+                }
+                if (isRawTextContainer(tag)) {
+                    return 2 /* RAWTEXT */;
+                }
+            }
+            return 0 /* DATA */;
+        }
+    };
+
+    // Parse inline CSS strings for static style attributes into an object.
+    // This is a NodeTransform since it works on the static `style` attribute and
+    // converts it into a dynamic equivalent:
+    // style="color: red" -> :style='{ "color": "red" }'
+    // It is then processed by `transformElement` and included in the generated
+    // props.
+    const transformStyle = node => {
+        if (node.type === 1 /* ELEMENT */) {
+            node.props.forEach((p, i) => {
+                if (p.type === 6 /* ATTRIBUTE */ && p.name === 'style' && p.value) {
+                    // replace p with an expression node
+                    node.props[i] = {
+                        type: 7 /* DIRECTIVE */,
+                        name: `bind`,
+                        arg: createSimpleExpression(`style`, true, p.loc),
+                        exp: parseInlineCSS(p.value.content, p.loc),
+                        modifiers: [],
+                        loc: p.loc
+                    };
+                }
+            });
+        }
+    };
+    const parseInlineCSS = (cssText, loc) => {
+        const normalized = parseStringStyle(cssText);
+        return createSimpleExpression(JSON.stringify(normalized), false, loc, 3 /* CAN_STRINGIFY */);
+    };
+
+    function createDOMCompilerError(code, loc) {
+        return createCompilerError(code, loc, DOMErrorMessages );
+    }
+    const DOMErrorMessages = {
+        [50 /* X_V_HTML_NO_EXPRESSION */]: `v-html is missing expression.`,
+        [51 /* X_V_HTML_WITH_CHILDREN */]: `v-html will override element children.`,
+        [52 /* X_V_TEXT_NO_EXPRESSION */]: `v-text is missing expression.`,
+        [53 /* X_V_TEXT_WITH_CHILDREN */]: `v-text will override element children.`,
+        [54 /* X_V_MODEL_ON_INVALID_ELEMENT */]: `v-model can only be used on <input>, <textarea> and <select> elements.`,
+        [55 /* X_V_MODEL_ARG_ON_ELEMENT */]: `v-model argument is not supported on plain elements.`,
+        [56 /* X_V_MODEL_ON_FILE_INPUT_ELEMENT */]: `v-model cannot be used on file inputs since they are read-only. Use a v-on:change listener instead.`,
+        [57 /* X_V_MODEL_UNNECESSARY_VALUE */]: `Unnecessary value binding used alongside v-model. It will interfere with v-model's behavior.`,
+        [58 /* X_V_SHOW_NO_EXPRESSION */]: `v-show is missing expression.`,
+        [59 /* X_TRANSITION_INVALID_CHILDREN */]: `<Transition> expects exactly one child element or component.`,
+        [60 /* X_IGNORED_SIDE_EFFECT_TAG */]: `Tags with side effect (<script> and <style>) are ignored in client component templates.`
+    };
+
+    const transformVHtml = (dir, node, context) => {
+        const { exp, loc } = dir;
+        if (!exp) {
+            context.onError(createDOMCompilerError(50 /* X_V_HTML_NO_EXPRESSION */, loc));
+        }
+        if (node.children.length) {
+            context.onError(createDOMCompilerError(51 /* X_V_HTML_WITH_CHILDREN */, loc));
+            node.children.length = 0;
+        }
+        return {
+            props: [
+                createObjectProperty(createSimpleExpression(`innerHTML`, true, loc), exp || createSimpleExpression('', true))
+            ]
+        };
+    };
+
+    const transformVText = (dir, node, context) => {
+        const { exp, loc } = dir;
+        if (!exp) {
+            context.onError(createDOMCompilerError(52 /* X_V_TEXT_NO_EXPRESSION */, loc));
+        }
+        if (node.children.length) {
+            context.onError(createDOMCompilerError(53 /* X_V_TEXT_WITH_CHILDREN */, loc));
+            node.children.length = 0;
+        }
+        return {
+            props: [
+                createObjectProperty(createSimpleExpression(`textContent`, true), exp
+                    ? getConstantType(exp, context) > 0
+                        ? exp
+                        : createCallExpression(context.helperString(TO_DISPLAY_STRING), [exp], loc)
+                    : createSimpleExpression('', true))
+            ]
+        };
+    };
+
+    const transformModel$1 = (dir, node, context) => {
+        const baseResult = transformModel(dir, node, context);
+        // base transform has errors OR component v-model (only need props)
+        if (!baseResult.props.length || node.tagType === 1 /* COMPONENT */) {
+            return baseResult;
+        }
+        if (dir.arg) {
+            context.onError(createDOMCompilerError(55 /* X_V_MODEL_ARG_ON_ELEMENT */, dir.arg.loc));
+        }
+        function checkDuplicatedValue() {
+            const value = findProp(node, 'value');
+            if (value) {
+                context.onError(createDOMCompilerError(57 /* X_V_MODEL_UNNECESSARY_VALUE */, value.loc));
+            }
+        }
+        const { tag } = node;
+        const isCustomElement = context.isCustomElement(tag);
+        if (tag === 'input' ||
+            tag === 'textarea' ||
+            tag === 'select' ||
+            isCustomElement) {
+            let directiveToUse = V_MODEL_TEXT;
+            let isInvalidType = false;
+            if (tag === 'input' || isCustomElement) {
+                const type = findProp(node, `type`);
+                if (type) {
+                    if (type.type === 7 /* DIRECTIVE */) {
+                        // :type="foo"
+                        directiveToUse = V_MODEL_DYNAMIC;
+                    }
+                    else if (type.value) {
+                        switch (type.value.content) {
+                            case 'radio':
+                                directiveToUse = V_MODEL_RADIO;
+                                break;
+                            case 'checkbox':
+                                directiveToUse = V_MODEL_CHECKBOX;
+                                break;
+                            case 'file':
+                                isInvalidType = true;
+                                context.onError(createDOMCompilerError(56 /* X_V_MODEL_ON_FILE_INPUT_ELEMENT */, dir.loc));
+                                break;
+                            default:
+                                // text type
+                                checkDuplicatedValue();
+                                break;
+                        }
+                    }
+                }
+                else if (hasDynamicKeyVBind(node)) {
+                    // element has bindings with dynamic keys, which can possibly contain
+                    // "type".
+                    directiveToUse = V_MODEL_DYNAMIC;
+                }
+                else {
+                    // text type
+                    checkDuplicatedValue();
+                }
+            }
+            else if (tag === 'select') {
+                directiveToUse = V_MODEL_SELECT;
+            }
+            else {
+                // textarea
+                checkDuplicatedValue();
+            }
+            // inject runtime directive
+            // by returning the helper symbol via needRuntime
+            // the import will replaced a resolveDirective call.
+            if (!isInvalidType) {
+                baseResult.needRuntime = context.helper(directiveToUse);
+            }
+        }
+        else {
+            context.onError(createDOMCompilerError(54 /* X_V_MODEL_ON_INVALID_ELEMENT */, dir.loc));
+        }
+        // native vmodel doesn't need the `modelValue` props since they are also
+        // passed to the runtime as `binding.value`. removing it reduces code size.
+        baseResult.props = baseResult.props.filter(p => !(p.key.type === 4 /* SIMPLE_EXPRESSION */ &&
+            p.key.content === 'modelValue'));
+        return baseResult;
+    };
+
+    const isEventOptionModifier = /*#__PURE__*/ makeMap(`passive,once,capture`);
+    const isNonKeyModifier = /*#__PURE__*/ makeMap(
+        // event propagation management
+        `stop,prevent,self,`   +
+        // system modifiers + exact
+        `ctrl,shift,alt,meta,exact,` +
+        // mouse
+        `middle`);
+    // left & right could be mouse or key modifiers based on event type
+    const maybeKeyModifier = /*#__PURE__*/ makeMap('left,right');
+    const isKeyboardEvent = /*#__PURE__*/ makeMap(`onkeyup,onkeydown,onkeypress`, true);
+    const resolveModifiers = (key, modifiers, context, loc) => {
+        const keyModifiers = [];
+        const nonKeyModifiers = [];
+        const eventOptionModifiers = [];
+        for (let i = 0; i < modifiers.length; i++) {
+            const modifier = modifiers[i];
+            if (isEventOptionModifier(modifier)) {
+                // eventOptionModifiers: modifiers for addEventListener() options,
+                // e.g. .passive & .capture
+                eventOptionModifiers.push(modifier);
+            }
+            else {
+                // runtimeModifiers: modifiers that needs runtime guards
+                if (maybeKeyModifier(modifier)) {
+                    if (isStaticExp(key)) {
+                        if (isKeyboardEvent(key.content)) {
+                            keyModifiers.push(modifier);
+                        }
+                        else {
+                            nonKeyModifiers.push(modifier);
+                        }
+                    }
+                    else {
+                        keyModifiers.push(modifier);
+                        nonKeyModifiers.push(modifier);
+                    }
+                }
+                else {
+                    if (isNonKeyModifier(modifier)) {
+                        nonKeyModifiers.push(modifier);
+                    }
+                    else {
+                        keyModifiers.push(modifier);
+                    }
+                }
+            }
+        }
+        return {
+            keyModifiers,
+            nonKeyModifiers,
+            eventOptionModifiers
+        };
+    };
+    const transformClick = (key, event) => {
+        const isStaticClick = isStaticExp(key) && key.content.toLowerCase() === 'onclick';
+        return isStaticClick
+            ? createSimpleExpression(event, true)
+            : key.type !== 4 /* SIMPLE_EXPRESSION */
+                ? createCompoundExpression([
+                    `(`,
+                    key,
+                    `) === "onClick" ? "${event}" : (`,
+                    key,
+                    `)`
+                ])
+                : key;
+    };
+    const transformOn$1 = (dir, node, context) => {
+        return transformOn(dir, node, context, baseResult => {
+            const { modifiers } = dir;
+            if (!modifiers.length)
+                return baseResult;
+            let { key, value: handlerExp } = baseResult.props[0];
+            const { keyModifiers, nonKeyModifiers, eventOptionModifiers } = resolveModifiers(key, modifiers, context, dir.loc);
+            // normalize click.right and click.middle since they don't actually fire
+            if (nonKeyModifiers.includes('right')) {
+                key = transformClick(key, `onContextmenu`);
+            }
+            if (nonKeyModifiers.includes('middle')) {
+                key = transformClick(key, `onMouseup`);
+            }
+            if (nonKeyModifiers.length) {
+                handlerExp = createCallExpression(context.helper(V_ON_WITH_MODIFIERS), [
+                    handlerExp,
+                    JSON.stringify(nonKeyModifiers)
+                ]);
+            }
+            if (keyModifiers.length &&
+                // if event name is dynamic, always wrap with keys guard
+                (!isStaticExp(key) || isKeyboardEvent(key.content))) {
+                handlerExp = createCallExpression(context.helper(V_ON_WITH_KEYS), [
+                    handlerExp,
+                    JSON.stringify(keyModifiers)
+                ]);
+            }
+            if (eventOptionModifiers.length) {
+                const modifierPostfix = eventOptionModifiers.map(capitalize).join('');
+                key = isStaticExp(key)
+                    ? createSimpleExpression(`${key.content}${modifierPostfix}`, true)
+                    : createCompoundExpression([`(`, key, `) + "${modifierPostfix}"`]);
+            }
+            return {
+                props: [createObjectProperty(key, handlerExp)]
+            };
+        });
+    };
+
+    const transformShow = (dir, node, context) => {
+        const { exp, loc } = dir;
+        if (!exp) {
+            context.onError(createDOMCompilerError(58 /* X_V_SHOW_NO_EXPRESSION */, loc));
+        }
+        return {
+            props: [],
+            needRuntime: context.helper(V_SHOW)
+        };
+    };
+
+    const transformTransition = (node, context) => {
+        if (node.type === 1 /* ELEMENT */ &&
+            node.tagType === 1 /* COMPONENT */) {
+            const component = context.isBuiltInComponent(node.tag);
+            if (component === TRANSITION$1) {
+                return () => {
+                    if (!node.children.length) {
+                        return;
+                    }
+                    // warn multiple transition children
+                    if (hasMultipleChildren(node)) {
+                        context.onError(createDOMCompilerError(59 /* X_TRANSITION_INVALID_CHILDREN */, {
+                            start: node.children[0].loc.start,
+                            end: node.children[node.children.length - 1].loc.end,
+                            source: ''
+                        }));
+                    }
+                    // check if it's s single child w/ v-show
+                    // if yes, inject "persisted: true" to the transition props
+                    const child = node.children[0];
+                    if (child.type === 1 /* ELEMENT */) {
+                        for (const p of child.props) {
+                            if (p.type === 7 /* DIRECTIVE */ && p.name === 'show') {
+                                node.props.push({
+                                    type: 6 /* ATTRIBUTE */,
+                                    name: 'persisted',
+                                    value: undefined,
+                                    loc: node.loc
+                                });
+                            }
+                        }
+                    }
+                };
+            }
+        }
+    };
+    function hasMultipleChildren(node) {
+        // #1352 filter out potential comment nodes.
+        const children = (node.children = node.children.filter(c => c.type !== 3 /* COMMENT */ &&
+            !(c.type === 2 /* TEXT */ && !c.content.trim())));
+        const child = children[0];
+        return (children.length !== 1 ||
+            child.type === 11 /* FOR */ ||
+            (child.type === 9 /* IF */ && child.branches.some(hasMultipleChildren)));
+    }
+
+    const ignoreSideEffectTags = (node, context) => {
+        if (node.type === 1 /* ELEMENT */ &&
+            node.tagType === 0 /* ELEMENT */ &&
+            (node.tag === 'script' || node.tag === 'style')) {
+            context.onError(createDOMCompilerError(60 /* X_IGNORED_SIDE_EFFECT_TAG */, node.loc));
+            context.removeNode();
+        }
+    };
+
+    const DOMNodeTransforms = [
+        transformStyle,
+        ...([transformTransition] )
+    ];
+    const DOMDirectiveTransforms = {
+        cloak: noopDirectiveTransform,
+        html: transformVHtml,
+        text: transformVText,
+        model: transformModel$1,
+        on: transformOn$1,
+        show: transformShow
+    };
+    function compile$1(template, options = {}) {
+        return baseCompile(template, extend({}, parserOptions, options, {
+            nodeTransforms: [
+                // ignore <script> and <tag>
+                // this is not put inside DOMNodeTransforms because that list is used
+                // by compiler-ssr to generate vnode fallback branches
+                ignoreSideEffectTags,
+                ...DOMNodeTransforms,
+                ...(options.nodeTransforms || [])
+            ],
+            directiveTransforms: extend({}, DOMDirectiveTransforms, options.directiveTransforms || {}),
+            transformHoist: null
+        }));
+    }
+
+    // This entry is the "full-build" that includes both the runtime
+    {
+        initDev();
+    }
+    const compileCache = Object.create(null);
+    function compileToFunction(template, options) {
+        if (!isString(template)) {
+            if (template.nodeType) {
+                template = template.innerHTML;
+            }
+            else {
+                warn$1(`invalid template option: `, template);
+                return NOOP;
+            }
+        }
+        const key = template;
+        const cached = compileCache[key];
+        if (cached) {
+            return cached;
+        }
+        if (template[0] === '#') {
+            const el = document.querySelector(template);
+            if (!el) {
+                warn$1(`Template element not found or is empty: ${template}`);
+            }
+            // __UNSAFE__
+            // Reason: potential execution of JS expressions in in-DOM template.
+            // The user must make sure the in-DOM template is trusted. If it's rendered
+            // by the server, the template should not contain any user data.
+            template = el ? el.innerHTML : ``;
+        }
+        const { code } = compile$1(template, extend({
+            hoistStatic: true,
+            onError: onError ,
+            onWarn: e => onError(e, true)
+        }, options));
+        function onError(err, asWarning = false) {
+            const message = asWarning
+                ? err.message
+                : `Template compilation error: ${err.message}`;
+            const codeFrame = err.loc &&
+                generateCodeFrame(template, err.loc.start.offset, err.loc.end.offset);
+            warn$1(codeFrame ? `${message}\n${codeFrame}` : message);
+        }
+        // The wildcard import results in a huge object with every export
+        // with keys that cannot be mangled, and can be quite heavy size-wise.
+        // In the global build we know `Vue` is available globally so we can avoid
+        // the wildcard object.
+        const render = (new Function(code)() );
+        render._rc = true;
+        return (compileCache[key] = render);
+    }
+    registerRuntimeCompiler(compileToFunction);
+
+    exports.BaseTransition = BaseTransition;
+    exports.Comment = Comment;
+    exports.EffectScope = EffectScope;
+    exports.Fragment = Fragment;
+    exports.KeepAlive = KeepAlive;
+    exports.ReactiveEffect = ReactiveEffect;
+    exports.Static = Static;
+    exports.Suspense = Suspense;
+    exports.Teleport = Teleport;
+    exports.Text = Text;
+    exports.Transition = Transition;
+    exports.TransitionGroup = TransitionGroup;
+    exports.VueElement = VueElement;
+    exports.callWithAsyncErrorHandling = callWithAsyncErrorHandling;
+    exports.callWithErrorHandling = callWithErrorHandling;
+    exports.camelize = camelize;
+    exports.capitalize = capitalize;
+    exports.cloneVNode = cloneVNode;
+    exports.compatUtils = compatUtils;
+    exports.compile = compileToFunction;
+    exports.computed = computed$1;
+    exports.createApp = createApp;
+    exports.createBlock = createBlock;
+    exports.createCommentVNode = createCommentVNode;
+    exports.createElementBlock = createElementBlock;
+    exports.createElementVNode = createBaseVNode;
+    exports.createHydrationRenderer = createHydrationRenderer;
+    exports.createPropsRestProxy = createPropsRestProxy;
+    exports.createRenderer = createRenderer;
+    exports.createSSRApp = createSSRApp;
+    exports.createSlots = createSlots;
+    exports.createStaticVNode = createStaticVNode;
+    exports.createTextVNode = createTextVNode;
+    exports.createVNode = createVNode;
+    exports.customRef = customRef;
+    exports.defineAsyncComponent = defineAsyncComponent;
+    exports.defineComponent = defineComponent;
+    exports.defineCustomElement = defineCustomElement;
+    exports.defineEmits = defineEmits;
+    exports.defineExpose = defineExpose;
+    exports.defineProps = defineProps;
+    exports.defineSSRCustomElement = defineSSRCustomElement;
+    exports.effect = effect;
+    exports.effectScope = effectScope;
+    exports.getCurrentInstance = getCurrentInstance;
+    exports.getCurrentScope = getCurrentScope;
+    exports.getTransitionRawChildren = getTransitionRawChildren;
+    exports.guardReactiveProps = guardReactiveProps;
+    exports.h = h;
+    exports.handleError = handleError;
+    exports.hydrate = hydrate;
+    exports.initCustomFormatter = initCustomFormatter;
+    exports.initDirectivesForSSR = initDirectivesForSSR;
+    exports.inject = inject;
+    exports.isMemoSame = isMemoSame;
+    exports.isProxy = isProxy;
+    exports.isReactive = isReactive;
+    exports.isReadonly = isReadonly;
+    exports.isRef = isRef;
+    exports.isRuntimeOnly = isRuntimeOnly;
+    exports.isShallow = isShallow;
+    exports.isVNode = isVNode;
+    exports.markRaw = markRaw;
+    exports.mergeDefaults = mergeDefaults;
+    exports.mergeProps = mergeProps;
+    exports.nextTick = nextTick;
+    exports.normalizeClass = normalizeClass;
+    exports.normalizeProps = normalizeProps;
+    exports.normalizeStyle = normalizeStyle;
+    exports.onActivated = onActivated;
+    exports.onBeforeMount = onBeforeMount;
+    exports.onBeforeUnmount = onBeforeUnmount;
+    exports.onBeforeUpdate = onBeforeUpdate;
+    exports.onDeactivated = onDeactivated;
+    exports.onErrorCaptured = onErrorCaptured;
+    exports.onMounted = onMounted;
+    exports.onRenderTracked = onRenderTracked;
+    exports.onRenderTriggered = onRenderTriggered;
+    exports.onScopeDispose = onScopeDispose;
+    exports.onServerPrefetch = onServerPrefetch;
+    exports.onUnmounted = onUnmounted;
+    exports.onUpdated = onUpdated;
+    exports.openBlock = openBlock;
+    exports.popScopeId = popScopeId;
+    exports.provide = provide;
+    exports.proxyRefs = proxyRefs;
+    exports.pushScopeId = pushScopeId;
+    exports.queuePostFlushCb = queuePostFlushCb;
+    exports.reactive = reactive;
+    exports.readonly = readonly;
+    exports.ref = ref;
+    exports.registerRuntimeCompiler = registerRuntimeCompiler;
+    exports.render = render;
+    exports.renderList = renderList;
+    exports.renderSlot = renderSlot;
+    exports.resolveComponent = resolveComponent;
+    exports.resolveDirective = resolveDirective;
+    exports.resolveDynamicComponent = resolveDynamicComponent;
+    exports.resolveFilter = resolveFilter;
+    exports.resolveTransitionHooks = resolveTransitionHooks;
+    exports.setBlockTracking = setBlockTracking;
+    exports.setDevtoolsHook = setDevtoolsHook;
+    exports.setTransitionHooks = setTransitionHooks;
+    exports.shallowReactive = shallowReactive;
+    exports.shallowReadonly = shallowReadonly;
+    exports.shallowRef = shallowRef;
+    exports.ssrContextKey = ssrContextKey;
+    exports.ssrUtils = ssrUtils;
+    exports.stop = stop;
+    exports.toDisplayString = toDisplayString;
+    exports.toHandlerKey = toHandlerKey;
+    exports.toHandlers = toHandlers;
+    exports.toRaw = toRaw;
+    exports.toRef = toRef;
+    exports.toRefs = toRefs;
+    exports.transformVNodeArgs = transformVNodeArgs;
+    exports.triggerRef = triggerRef;
+    exports.unref = unref;
+    exports.useAttrs = useAttrs;
+    exports.useCssModule = useCssModule;
+    exports.useCssVars = useCssVars;
+    exports.useSSRContext = useSSRContext;
+    exports.useSlots = useSlots;
+    exports.useTransitionState = useTransitionState;
+    exports.vModelCheckbox = vModelCheckbox;
+    exports.vModelDynamic = vModelDynamic;
+    exports.vModelRadio = vModelRadio;
+    exports.vModelSelect = vModelSelect;
+    exports.vModelText = vModelText;
+    exports.vShow = vShow;
+    exports.version = version;
+    exports.warn = warn$1;
+    exports.watch = watch;
+    exports.watchEffect = watchEffect;
+    exports.watchPostEffect = watchPostEffect;
+    exports.watchSyncEffect = watchSyncEffect;
+    exports.withAsyncContext = withAsyncContext;
+    exports.withCtx = withCtx;
+    exports.withDefaults = withDefaults;
+    exports.withDirectives = withDirectives;
+    exports.withKeys = withKeys;
+    exports.withMemo = withMemo;
+    exports.withModifiers = withModifiers;
+    exports.withScopeId = withScopeId;
+
+    Object.defineProperty(exports, '__esModule', { value: true });
+
+    return exports;
+
+}({}));
diff --git a/resources/views/http/lora2.blade.php b/resources/views/http/lora2.blade.php
new file mode 100644
index 0000000..f98bac8
--- /dev/null
+++ b/resources/views/http/lora2.blade.php
@@ -0,0 +1,607 @@
+<!DOCTYPE html>
+<html lang="zh-CN" style="height: 100%">
+<head>
+    <meta charset="utf-8">
+    <script type="text/javascript" src="/script/jquery.min.js"></script>
+    <script type="text/javascript" src="/script/vue.js"></script>
+    <script src="/script/axios.min.js"></script>
+</head>
+<body style="height: 100%; margin: 0">
+
+<div>
+    <button onclick="hideDiv()">
+        隐藏
+    </button>
+    <div id="app">
+        <div v-for="device in device_list">
+            @{{ device }}
+        </div>
+    </div>
+</div>
+<div id="container1" style="height: 60%;"></div>
+<div id="container2" style="height: 40%;"></div>
+<div id="container3" style="height: 100%;"></div>
+
+<script type="text/javascript" src="/script/jquery.min.js"></script>
+<script type="text/javascript" src="https://fastly.jsdelivr.net/npm/echarts@5.3.3/dist/echarts.min.js"></script>
+
+
+<script type="text/javascript">
+    var device_list = [];
+
+    const app = {
+        data() {
+            return {
+                device_list: []
+            }
+        },
+        mounted() {
+            var _this = this;
+            axios
+                .get('/loraDeviceList')
+                // .then(response => (this.info = response.data))
+                .then(function (response) {
+                    device_list = response.data
+                    _this.device_list = device_list;
+                })
+                .catch(function (error) { // 请求失败处理
+                    console.log(error);
+                });
+
+            // 每隔5分钟定时刷新
+            this.timer = setInterval(() => {
+                this.getFxItemlist();
+            }, 1000 * 5)
+        },
+        beforeDestroy() {
+            clearInterval(this.timer);
+        },
+        methods: {
+            getFxItemlist() {
+
+            }
+        }
+    }
+
+    Vue.createApp(app).mount('#app')
+
+
+    var mac = '616162626363';
+    var clear = 0;
+    //默认显示各项对比
+    var show_type = 1;
+    //1血氧
+    var compare_type = 1;
+
+    var dom1 = document.getElementById('container1');
+    var dom2 = document.getElementById('container2');
+    var dom3 = document.getElementById('container3');
+
+    var data_blood = [];
+    var data_temperature = [];
+    var data_heart = [];
+    var data_humidity = [];
+    var data_total = [];
+
+    buildChart1(dom1);
+    buildChart2(dom2);
+    buildChart3(dom3);
+    $("#container3").hide();
+
+    function hideDiv() {
+        $("#container1").toggle();
+        $("#container2").toggle();
+        $("#container3").toggle();
+
+        clear = 1
+        show_type = (show_type == 1) ? 2 : 1;
+    }
+
+    /**
+     * 各项对比
+     * @param dom
+     */
+    function buildChart1(dom) {
+        var myChart = echarts.init(dom, 'dark', {
+            renderer: 'canvas',
+            useDirtyRect: false
+        });
+
+        var option = {
+            color: ['#2ec7c9', '#5ab1ef', '#f5994e', '#c05050', '#c14089', '#9a7fd1'],
+            grid: {
+                left: '25%'
+            },
+            tooltip: {
+                trigger: 'axis'
+            },
+            legend: {
+                data: [
+                    {
+                        name: '血氧',
+                        textStyle: {
+                            color: 'auto'
+                        }
+                    },
+                    {
+                        name: '温度',
+                        textStyle: {
+                            color: 'auto'
+                        }
+                    },
+                    {
+                        name: '心率',
+                        textStyle: {
+                            color: 'auto'
+                        }
+                    },
+                    {
+                        name: '湿度',
+                        textStyle: {
+                            color: 'auto'
+                        }
+                    },
+                    {
+                        name: '总体',
+                        textStyle: {
+                            color: 'auto'
+                        }
+                    }
+                ],
+                textStyle: {
+                    fontSize: 20
+                }
+            },
+            xAxis: {
+                type: 'time',
+                name: '时间（/s）',
+                axisLabel: {
+                    fontSize: 16,
+                    formatter: function (value) {
+                        return echarts.format.formatTime('mm:ss', new Date(value));
+                    }
+                },
+                nameTextStyle: {
+                    fontSize: 16
+                }
+            },
+            yAxis: [
+                {
+                    name: '血氧',
+                    min: 0,
+                    max: 100,
+                    position: 'left',
+                    nameTextStyle: {
+                        align: 'right',
+                        color: '#2ec7c9',
+                        fontSize: 16
+                    },
+                    axisLine: {
+                        show: true,
+                        lineStyle: {
+                            color: '#2ec7c9'
+                        }
+                    },
+                    axisLabel: {
+                        formatter: '{value}%',
+                        color: '#2ec7c9',
+                        fontSize: 16
+                    },
+                },
+                {
+                    type: 'value',
+                    name: '温度',
+                    min: 30,
+                    max: 45,
+                    position: 'left',
+                    offset: 50,
+                    nameTextStyle: {
+                        align: 'right',
+                        color: '#5ab1ef',
+                        fontSize: 16
+                    },
+                    axisLine: {
+                        show: true,
+                        lineStyle: {
+                            color: '#5ab1ef'
+                        }
+                    },
+                    axisLabel: {
+                        formatter: '{value}°C',
+                        color: '#5ab1ef',
+                        fontSize: 16
+                    },
+                },
+                {
+                    type: 'value',
+                    name: '心率',
+                    min: 0,
+                    max: 150,
+                    position: 'left',
+                    offset: 100,
+                    nameTextStyle: {
+                        align: 'right',
+                        color: '#f5994e',
+                        fontSize: 16
+                    },
+                    axisLine: {
+                        show: true,
+                        lineStyle: {
+                            color: '#f5994e'
+                        }
+                    },
+                    axisLabel: {
+                        formatter: '{value}次',
+                        color: '#f5994e',
+                        fontSize: 16
+                    },
+                },
+                {
+                    type: 'value',
+                    name: '湿度',
+                    min: 0,
+                    max: 100,
+                    position: 'left',
+                    offset: 150,
+                    nameTextStyle: {
+                        align: 'right',
+                        color: '#c05050',
+                        fontSize: 16
+                    },
+                    axisLine: {
+                        show: true,
+                        lineStyle: {
+                            color: '#c05050'
+                        }
+                    },
+                    axisLabel: {
+                        formatter: '{value}%',
+                        color: '#c05050',
+                        fontSize: 16
+                    },
+                },
+                {
+                    type: 'value',
+                    name: '总体',
+                    min: 0,
+                    max: 100,
+                    position: 'left',
+                    offset: 200,
+                    nameTextStyle: {
+                        align: 'right',
+                        color: '#c14089',
+                        fontSize: 16
+                    },
+                    axisLine: {
+                        show: true,
+                        lineStyle: {
+                            color: '#c14089'
+                        }
+                    },
+                    axisLabel: {
+                        formatter: '{value}%',
+                        color: '#c14089',
+                        fontSize: 16
+                    },
+                }
+            ],
+            series: [
+                {
+                    name: '血氧',
+                    type: 'scatter',
+                    symbolSize: 10,
+                    yAxisIndex: 0,
+                    tooltip: {
+                        valueFormatter: (value) => value.toFixed(2) + ' %'
+                    }
+                },
+                {
+                    name: '温度',
+                    type: 'scatter',
+                    symbolSize: 10,
+                    yAxisIndex: 1,
+                    tooltip: {
+                        valueFormatter: (value) => value.toFixed(2) + ' ℃'
+                    }
+                },
+                {
+                    name: '心率',
+                    type: 'scatter',
+                    symbolSize: 10,
+                    yAxisIndex: 2,
+                    tooltip: {
+                        valueFormatter: (value) => value.toFixed(2) + ' 次'
+                    }
+                },
+                {
+                    name: '湿度',
+                    type: 'scatter',
+                    symbolSize: 10,
+                    yAxisIndex: 3,
+                    tooltip: {
+                        valueFormatter: (value) => value.toFixed(2) + ' %'
+                    }
+                },
+                {
+                    name: '总体',
+                    type: 'line',
+                    smooth: true,
+                    tooltip: {
+                        valueFormatter: (value) => value.toFixed(2) + ' %'
+                    }
+                }
+            ],
+
+        };
+
+
+        if (option && typeof option === 'object') {
+            myChart.setOption(option);
+        }
+
+        window.addEventListener('resize', myChart.resize);
+
+
+        setInterval(function () {
+            if (show_type != 1) {
+                if (clear == 1) {
+                    data_blood = []
+                    data_temperature = [];
+                    data_heart = [];
+                    data_humidity = [];
+                    data_total = [];
+                    clear = 0;
+                }
+
+                return;
+            }
+
+            $.get('/loraData2?mac=' + mac).done(function (_rawData) {
+                let limit = 5
+                if (data_blood.length >= limit) {
+                    data_blood.shift();
+                }
+                if (data_temperature.length >= limit) {
+                    data_temperature.shift();
+                }
+                if (data_heart.length >= limit) {
+                    data_heart.shift();
+                }
+                if (data_humidity.length >= limit) {
+                    data_humidity.shift();
+                }
+                if (data_total.length >= 10 * limit) {
+                    data_total.splice(0, 10);
+                }
+                _rawData.blood.forEach(value => data_blood.push(value));
+                _rawData.temperature.forEach(value => data_temperature.push(value));
+                _rawData.heart.forEach(value => data_heart.push(value));
+                _rawData.humidity.forEach(value => data_humidity.push(value));
+                _rawData.total_data.forEach(value => data_total.push(value));
+
+                myChart.setOption({
+                    series: [
+                        {
+                            name: '血氧',
+                            data: data_blood
+                        }, {
+                            name: '温度',
+                            data: data_temperature
+                        }, {
+                            name: '心率',
+                            data: data_heart
+                        }, {
+                            name: '湿度',
+                            data: data_humidity
+                        },
+                        {
+                            name: '总体',
+                            data: data_total
+                        }
+                    ]
+                });
+            });
+
+        }, 2000);
+    }
+
+    /**
+     * 雷达图
+     * @param dom
+     */
+    function buildChart2(dom) {
+        var myChart = echarts.init(dom, 'dark', {
+            renderer: 'canvas',
+            useDirtyRect: false
+        });
+
+        var option = {
+            color: ['#2ec7c9', '#5ab1ef', '#f5994e', '#c05050', '#c14089', '#9a7fd1'],
+
+            radar: {
+                // shape: 'circle',
+                indicator: [
+                    {name: '血氧', max: 100},
+                    {name: '温度', max: 45},
+                    {name: '心率', max: 150},
+                    {name: '湿度', max: 100},
+                ],
+                axisName: {
+                    fontSize: 18,
+                    color: '#2ec7c9',
+                },
+            },
+            series: [
+                {
+                    type: 'radar',
+                }
+            ]
+        };
+
+        if (option && typeof option === 'object') {
+            myChart.setOption(option);
+        }
+
+        window.addEventListener('resize', myChart.resize);
+
+        setInterval(buildData, 1000 * 5);
+
+        function buildData() {
+            if (show_type != 1 || data_blood.length == 0) {
+                return;
+            }
+
+            let blood = data_blood.slice(-1)[0][1];
+            let temperature = data_temperature.slice(-1)[0][1];
+            let heart = data_temperature.slice(-1)[0][1];
+            let humidity = data_humidity.slice(-1)[0][1];
+
+            myChart.setOption({
+                series: [
+                    {
+                        data: [
+                            {
+                                value: [blood, temperature, heart, humidity],
+                                areaStyle: {
+                                    color: 'rgba(255, 228, 52, 0.6)'
+                                },
+                                label: {
+                                    show: true,
+                                    textStyle: {
+                                        color: '#2ec7c9',
+                                        fontSize: 16,
+                                    },
+                                    formatter: function (params) {
+                                        return params.value;
+                                    }
+                                }
+                            }
+
+                        ]
+                    }
+                ]
+            });
+        }
+    }
+
+    function buildChart3(dom) {
+        var myChart = echarts.init(dom, 'dark', {
+            renderer: 'canvas',
+            useDirtyRect: false
+        });
+
+        var option = {
+            tooltip: {
+                trigger: 'axis'
+            },
+            legend: {
+                data: ['设备1', '设备2', '设备3',],
+                textStyle: {
+                    fontSize: 20
+                }
+            },
+            xAxis: {
+                type: 'time',
+                name: '时间（/s）',
+                axisLabel: {
+                    fontSize: 16,
+                    formatter: function (value) {
+                        return echarts.format.formatTime('mm:ss', new Date(value));
+                    }
+                },
+                nameTextStyle: {
+                    fontSize: 16
+                }
+            },
+            yAxis: [
+                {
+                    type: 'value',
+                    min: 0,
+                    max: 100,
+                    nameTextStyle: {
+                        align: 'right',
+                        fontSize: 16
+                    },
+                    axisLine: {
+                        show: true,
+                    },
+                    axisLabel: {
+                        formatter: '{value}%',
+                        fontSize: 16
+                    },
+                }
+            ],
+
+        };
+
+
+        if (option && typeof option === 'object') {
+            myChart.setOption(option);
+        }
+
+        window.addEventListener('resize', myChart.resize);
+
+        let special_compare_data = [];
+        setInterval(function () {
+            if (show_type != 2) {
+                if (clear == 1) {
+                    special_compare_data = [];
+                    clear = 0;
+                }
+
+                return;
+            }
+
+
+            let chart_data = [];
+            let expire = 0;
+            $.get('/getSpecialCompare?compare_type=' + compare_type).done(function (rawData) {
+                //追加数据
+                device_list.forEach(function (item) {
+                    let device_data = rawData[item];
+                    if (device_data) {
+                        if (special_compare_data[item]) {
+                            device_data.forEach(value => special_compare_data[item].push(value));
+                        } else {
+                            device_data.forEach(function (value) {
+                                special_compare_data[item] = [value]
+                            });
+                        }
+
+                        if (special_compare_data[item].length > 5) {
+                            if (special_compare_data[item][0][0] > expire) {
+                                expire = special_compare_data[item][0][0];
+                            }
+
+                        }
+                    }
+                })
+
+                //删除过期时间，构建图表数据
+                for (key in special_compare_data) {
+                    if (special_compare_data[key]
+                        && special_compare_data[key].length > 0
+                        && special_compare_data[key][0][0] <= expire) {
+                        special_compare_data[key].shift()
+                    }
+
+                    chart_data.push({
+                        name: key,
+                        data: special_compare_data[key],
+                        type: 'line',
+                        smooth: true,
+                    })
+                }
+
+                myChart.setOption({
+                    series: chart_data
+                });
+            });
+
+        }, 1000 * 2);
+    }
+
+
+</script>
+</body>
+</html>
diff --git a/routes/web.php b/routes/web.php
index 1f2fbad..653176e 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -16,8 +16,12 @@ use Illuminate\Support\Facades\Route;
 
 Route::get('/', [\App\Http\Controllers\IndexController::class, 'index']);
 Route::get('/lora', [\App\Http\Controllers\IndexController::class, 'lora']);
+Route::get('/lora2', [\App\Http\Controllers\IndexController::class, 'lora2']);
 Route::get('/tabularData', [\App\Http\Controllers\IndexController::class, 'tabularData']);
 Route::get('/loraData', [\App\Http\Controllers\IndexController::class, 'loraData']);
+Route::get('/loraData2', [\App\Http\Controllers\IndexController::class, 'loraData2']);
+Route::get('/loraDeviceList', [\App\Http\Controllers\IndexController::class, 'loraDeviceList']);
+Route::get('/getSpecialCompare', [\App\Http\Controllers\IndexController::class, 'getSpecialCompare']);
 
 Route::get('/getPelmaStore', [\App\Http\Controllers\IndexController::class, 'getPelmaStore']);
 Route::get('/store', [\App\Http\Controllers\IndexController::class, 'store']);