diff --git a/amd/src/vue.js b/amd/src/vue.js index 9472e1a..f8b89cc 100644 --- a/amd/src/vue.js +++ b/amd/src/vue.js @@ -1,199 +1,174 @@ /* eslint-disable */ /*eslint no-unused-vars: "off" */ /*! - * Vue.js v2.6.11 - * (c) 2014-2019 Evan You + * Vue.js v2.7.14 + * (c) 2014-2022 Evan You * Released under the MIT License. */ (function (global, factory) { typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : typeof define === 'function' && define.amd ? define(factory) : - (global = global || self, global.Vue = factory()); -}(this, function () { 'use strict'; - - /* */ + (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Vue = factory()); +})(this, (function () { 'use strict'; var emptyObject = Object.freeze({}); - + var isArray = Array.isArray; // These helpers produce better VM code in JS engines due to their // explicitness and function inlining. - function isUndef (v) { - return v === undefined || v === null + function isUndef(v) { + return v === undefined || v === null; } - - function isDef (v) { - return v !== undefined && v !== null + function isDef(v) { + return v !== undefined && v !== null; } - - function isTrue (v) { - return v === true + function isTrue(v) { + return v === true; } - - function isFalse (v) { - return v === false + function isFalse(v) { + return v === false; } - /** * Check if value is primitive. */ - function isPrimitive (value) { - return ( - typeof value === 'string' || - typeof value === 'number' || - // $flow-disable-line - typeof value === 'symbol' || - typeof value === 'boolean' - ) + function isPrimitive(value) { + return (typeof value === 'string' || + typeof value === 'number' || + // $flow-disable-line + typeof value === 'symbol' || + typeof value === 'boolean'); + } + function isFunction(value) { + return typeof value === 'function'; } - /** * Quick object check - this is primarily used to tell - * Objects from primitive values when we know the value + * objects from primitive values when we know the value * is a JSON-compliant type. */ - function isObject (obj) { - return obj !== null && typeof obj === 'object' + function isObject(obj) { + return obj !== null && typeof obj === 'object'; } - /** * Get the raw type string of a value, e.g., [object Object]. */ var _toString = Object.prototype.toString; - - function toRawType (value) { - return _toString.call(value).slice(8, -1) + function toRawType(value) { + return _toString.call(value).slice(8, -1); } - /** * Strict object type check. Only returns true * for plain JavaScript objects. */ - function isPlainObject (obj) { - return _toString.call(obj) === '[object Object]' + function isPlainObject(obj) { + return _toString.call(obj) === '[object Object]'; } - - function isRegExp (v) { - return _toString.call(v) === '[object RegExp]' + function isRegExp(v) { + return _toString.call(v) === '[object RegExp]'; } - /** * Check if val is a valid array index. */ - function isValidArrayIndex (val) { - var n = parseFloat(String(val)); - return n >= 0 && Math.floor(n) === n && isFinite(val) + function isValidArrayIndex(val) { + var n = parseFloat(String(val)); + return n >= 0 && Math.floor(n) === n && isFinite(val); } - - function isPromise (val) { - return ( - isDef(val) && - typeof val.then === 'function' && - typeof val.catch === 'function' - ) + function isPromise(val) { + return (isDef(val) && + typeof val.then === 'function' && + typeof val.catch === 'function'); } - /** * Convert a value to a string that is actually rendered. */ - function toString (val) { - return val == null - ? '' - : Array.isArray(val) || (isPlainObject(val) && val.toString === _toString) - ? JSON.stringify(val, null, 2) - : String(val) + function toString(val) { + return val == null + ? '' + : Array.isArray(val) || (isPlainObject(val) && val.toString === _toString) + ? JSON.stringify(val, null, 2) + : String(val); } - /** * Convert an input value to a number for persistence. * If the conversion fails, return original string. */ - function toNumber (val) { - var n = parseFloat(val); - return isNaN(n) ? val : n + function toNumber(val) { + var n = parseFloat(val); + return isNaN(n) ? val : n; } - /** * Make a map and return a function for checking if a key * is in that map. */ - function makeMap ( - str, - expectsLowerCase - ) { - var map = Object.create(null); - var list = str.split(','); - for (var i = 0; i < list.length; i++) { - map[list[i]] = true; - } - return expectsLowerCase - ? function (val) { return map[val.toLowerCase()]; } - : function (val) { return map[val]; } + function makeMap(str, expectsLowerCase) { + var map = Object.create(null); + var list = str.split(','); + for (var i = 0; i < list.length; i++) { + map[list[i]] = true; + } + return expectsLowerCase ? function (val) { return map[val.toLowerCase()]; } : function (val) { return map[val]; }; } - /** * Check if a tag is a built-in tag. */ var isBuiltInTag = makeMap('slot,component', true); - /** * Check if an attribute is a reserved attribute. */ var isReservedAttribute = makeMap('key,ref,slot,slot-scope,is'); - /** * Remove an item from an array. */ - function remove (arr, item) { - if (arr.length) { - var index = arr.indexOf(item); - if (index > -1) { - return arr.splice(index, 1) + function remove$2(arr, item) { + var len = arr.length; + if (len) { + // fast path for the only / last item + if (item === arr[len - 1]) { + arr.length = len - 1; + return; + } + var index = arr.indexOf(item); + if (index > -1) { + return arr.splice(index, 1); + } } - } } - /** * Check whether an object has the property. */ var hasOwnProperty = Object.prototype.hasOwnProperty; - function hasOwn (obj, key) { - return hasOwnProperty.call(obj, key) + function hasOwn(obj, key) { + return hasOwnProperty.call(obj, key); } - /** * Create a cached version of a pure function. */ - function cached (fn) { - var cache = Object.create(null); - return (function cachedFn (str) { - var hit = cache[str]; - return hit || (cache[str] = fn(str)) - }) + function cached(fn) { + var cache = Object.create(null); + return function cachedFn(str) { + var hit = cache[str]; + return hit || (cache[str] = fn(str)); + }; } - /** * Camelize a hyphen-delimited string. */ var camelizeRE = /-(\w)/g; var camelize = cached(function (str) { - return str.replace(camelizeRE, function (_, c) { return c ? c.toUpperCase() : ''; }) + return str.replace(camelizeRE, function (_, c) { return (c ? c.toUpperCase() : ''); }); }); - /** * Capitalize a string. */ var capitalize = cached(function (str) { - return str.charAt(0).toUpperCase() + str.slice(1) + return str.charAt(0).toUpperCase() + str.slice(1); }); - /** * Hyphenate a camelCase string. */ var hyphenateRE = /\B([A-Z])/g; var hyphenate = cached(function (str) { - return str.replace(hyphenateRE, '-$1').toLowerCase() + return str.replace(hyphenateRE, '-$1').toLowerCase(); }); - /** * Simple bind polyfill for environments that do not support it, * e.g., PhantomJS 1.x. Technically, we don't need this anymore @@ -201,282 +176,260 @@ * But removing it would mean breaking code that was able to run in * PhantomJS 1.x, so this must be kept for backward compatibility. */ - /* istanbul ignore next */ - function polyfillBind (fn, ctx) { - function boundFn (a) { - var l = arguments.length; - return l - ? l > 1 - ? fn.apply(ctx, arguments) - : fn.call(ctx, a) - : fn.call(ctx) - } - - boundFn._length = fn.length; - return boundFn + function polyfillBind(fn, ctx) { + function boundFn(a) { + var l = arguments.length; + return l + ? l > 1 + ? fn.apply(ctx, arguments) + : fn.call(ctx, a) + : fn.call(ctx); + } + boundFn._length = fn.length; + return boundFn; } - - function nativeBind (fn, ctx) { - return fn.bind(ctx) + function nativeBind(fn, ctx) { + return fn.bind(ctx); } - - var bind = Function.prototype.bind - ? nativeBind - : polyfillBind; - + // @ts-expect-error bind cannot be `undefined` + var bind$1 = Function.prototype.bind ? nativeBind : polyfillBind; /** * Convert an Array-like object to a real Array. */ - function toArray (list, start) { - start = start || 0; - var i = list.length - start; - var ret = new Array(i); - while (i--) { - ret[i] = list[i + start]; - } - return ret + function toArray(list, start) { + start = start || 0; + var i = list.length - start; + var ret = new Array(i); + while (i--) { + ret[i] = list[i + start]; + } + return ret; } - /** * Mix properties into target object. */ - function extend (to, _from) { - for (var key in _from) { - to[key] = _from[key]; - } - return to + function extend(to, _from) { + for (var key in _from) { + to[key] = _from[key]; + } + return to; } - /** * Merge an Array of Objects into a single Object. */ - function toObject (arr) { - var res = {}; - for (var i = 0; i < arr.length; i++) { - if (arr[i]) { - extend(res, arr[i]); + function toObject(arr) { + var res = {}; + for (var i = 0; i < arr.length; i++) { + if (arr[i]) { + extend(res, arr[i]); + } } - } - return res + return res; } - /* eslint-disable no-unused-vars */ - /** * Perform no operation. * Stubbing args to make Flow happy without leaving useless transpiled code * with ...rest (https://flow.org/blog/2017/05/07/Strict-Function-Call-Arity/). */ - function noop (a, b, c) {} - + function noop(a, b, c) { } /** * Always return false. */ var no = function (a, b, c) { return false; }; - /* eslint-enable no-unused-vars */ - /** * Return the same value. */ var identity = function (_) { return _; }; - /** * Generate a string containing static keys from compiler modules. */ - function genStaticKeys (modules) { - return modules.reduce(function (keys, m) { - return keys.concat(m.staticKeys || []) - }, []).join(',') + function genStaticKeys$1(modules) { + return modules + .reduce(function (keys, m) { + return keys.concat(m.staticKeys || []); + }, []) + .join(','); } - /** * Check if two values are loosely equal - that is, * if they are plain objects, do they have the same shape? */ - function looseEqual (a, b) { - if (a === b) { return true } - var isObjectA = isObject(a); - var isObjectB = isObject(b); - if (isObjectA && isObjectB) { - try { - var isArrayA = Array.isArray(a); - var isArrayB = Array.isArray(b); - if (isArrayA && isArrayB) { - return a.length === b.length && a.every(function (e, i) { - return looseEqual(e, b[i]) - }) - } else if (a instanceof Date && b instanceof Date) { - return a.getTime() === b.getTime() - } else if (!isArrayA && !isArrayB) { - var keysA = Object.keys(a); - var keysB = Object.keys(b); - return keysA.length === keysB.length && keysA.every(function (key) { - return looseEqual(a[key], b[key]) - }) - } else { - /* istanbul ignore next */ - return false - } - } catch (e) { - /* istanbul ignore next */ - return false + function looseEqual(a, b) { + if (a === b) + return true; + var isObjectA = isObject(a); + var isObjectB = isObject(b); + if (isObjectA && isObjectB) { + try { + var isArrayA = Array.isArray(a); + var isArrayB = Array.isArray(b); + if (isArrayA && isArrayB) { + return (a.length === b.length && + a.every(function (e, i) { + return looseEqual(e, b[i]); + })); + } + else if (a instanceof Date && b instanceof Date) { + return a.getTime() === b.getTime(); + } + else if (!isArrayA && !isArrayB) { + var keysA = Object.keys(a); + var keysB = Object.keys(b); + return (keysA.length === keysB.length && + keysA.every(function (key) { + return looseEqual(a[key], b[key]); + })); + } + else { + /* istanbul ignore next */ + return false; + } + } + catch (e) { + /* istanbul ignore next */ + return false; + } + } + else if (!isObjectA && !isObjectB) { + return String(a) === String(b); + } + else { + return false; } - } else if (!isObjectA && !isObjectB) { - return String(a) === String(b) - } else { - return false - } } - /** * Return the first index at which a loosely equal value can be * found in the array (if value is a plain object, the array must * contain an object of the same shape), or -1 if it is not present. */ - function looseIndexOf (arr, val) { - for (var i = 0; i < arr.length; i++) { - if (looseEqual(arr[i], val)) { return i } - } - return -1 + function looseIndexOf(arr, val) { + for (var i = 0; i < arr.length; i++) { + if (looseEqual(arr[i], val)) + return i; + } + return -1; } - /** * Ensure a function is called only once. */ - function once (fn) { - var called = false; - return function () { - if (!called) { - called = true; - fn.apply(this, arguments); + function once(fn) { + var called = false; + return function () { + if (!called) { + called = true; + fn.apply(this, arguments); + } + }; + } + // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is#polyfill + function hasChanged(x, y) { + if (x === y) { + return x === 0 && 1 / x !== 1 / y; + } + else { + return x === x || y === y; } - } } var SSR_ATTR = 'data-server-rendered'; - - var ASSET_TYPES = [ - 'component', - 'directive', - 'filter' - ]; - + var ASSET_TYPES = ['component', 'directive', 'filter']; var LIFECYCLE_HOOKS = [ - 'beforeCreate', - 'created', - 'beforeMount', - 'mounted', - 'beforeUpdate', - 'updated', - 'beforeDestroy', - 'destroyed', - 'activated', - 'deactivated', - 'errorCaptured', - 'serverPrefetch' + 'beforeCreate', + 'created', + 'beforeMount', + 'mounted', + 'beforeUpdate', + 'updated', + 'beforeDestroy', + 'destroyed', + 'activated', + 'deactivated', + 'errorCaptured', + 'serverPrefetch', + 'renderTracked', + 'renderTriggered' ]; - /* */ - - - - var config = ({ - /** - * Option merge strategies (used in core/util/options) - */ - // $flow-disable-line - optionMergeStrategies: Object.create(null), - - /** - * Whether to suppress warnings. - */ - silent: false, - - /** - * Show production mode tip message on boot? - */ - productionTip: "development" !== 'production', - - /** - * Whether to enable devtools - */ - devtools: "development" !== 'production', - - /** - * Whether to record perf - */ - performance: false, - - /** - * Error handler for watcher errors - */ - errorHandler: null, - - /** - * Warn handler for watcher warns - */ - warnHandler: null, - - /** - * Ignore certain custom elements - */ - ignoredElements: [], - - /** - * Custom user key aliases for v-on - */ - // $flow-disable-line - keyCodes: Object.create(null), - - /** - * Check if a tag is reserved so that it cannot be registered as a - * component. This is platform-dependent and may be overwritten. - */ - isReservedTag: no, - - /** - * Check if an attribute is reserved so that it cannot be used as a component - * prop. This is platform-dependent and may be overwritten. - */ - isReservedAttr: no, - - /** - * Check if a tag is an unknown element. - * Platform-dependent. - */ - isUnknownElement: no, - - /** - * Get the namespace of an element - */ - getTagNamespace: noop, - - /** - * Parse the real tag name for the specific platform. - */ - parsePlatformTagName: identity, - - /** - * Check if an attribute must be bound using property, e.g. value - * Platform-dependent. - */ - mustUseProp: no, - - /** - * Perform updates asynchronously. Intended to be used by Vue Test Utils - * This will significantly reduce performance if set to false. - */ - async: true, - - /** - * Exposed for legacy reasons - */ - _lifecycleHooks: LIFECYCLE_HOOKS - }); - - /* */ + var config = { + /** + * Option merge strategies (used in core/util/options) + */ + // $flow-disable-line + optionMergeStrategies: Object.create(null), + /** + * Whether to suppress warnings. + */ + silent: false, + /** + * Show production mode tip message on boot? + */ + productionTip: true, + /** + * Whether to enable devtools + */ + devtools: true, + /** + * Whether to record perf + */ + performance: false, + /** + * Error handler for watcher errors + */ + errorHandler: null, + /** + * Warn handler for watcher warns + */ + warnHandler: null, + /** + * Ignore certain custom elements + */ + ignoredElements: [], + /** + * Custom user key aliases for v-on + */ + // $flow-disable-line + keyCodes: Object.create(null), + /** + * Check if a tag is reserved so that it cannot be registered as a + * component. This is platform-dependent and may be overwritten. + */ + isReservedTag: no, + /** + * Check if an attribute is reserved so that it cannot be used as a component + * prop. This is platform-dependent and may be overwritten. + */ + isReservedAttr: no, + /** + * Check if a tag is an unknown element. + * Platform-dependent. + */ + isUnknownElement: no, + /** + * Get the namespace of an element + */ + getTagNamespace: noop, + /** + * Parse the real tag name for the specific platform. + */ + parsePlatformTagName: identity, + /** + * Check if an attribute must be bound using property, e.g. value + * Platform-dependent. + */ + mustUseProp: no, + /** + * Perform updates asynchronously. Intended to be used by Vue Test Utils + * This will significantly reduce performance if set to false. + */ + async: true, + /** + * Exposed for legacy reasons + */ + _lifecycleHooks: LIFECYCLE_HOOKS + }; /** * unicode letters used for parsing html tags, component names and property paths. @@ -484,1440 +437,3319 @@ * skipping \u10000-\uEFFFF due to it freezing up PhantomJS */ var unicodeRegExp = /a-zA-Z\u00B7\u00C0-\u00D6\u00D8-\u00F6\u00F8-\u037D\u037F-\u1FFF\u200C-\u200D\u203F-\u2040\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD/; - /** * Check if a string starts with $ or _ */ - function isReserved (str) { - var c = (str + '').charCodeAt(0); - return c === 0x24 || c === 0x5F + function isReserved(str) { + var c = (str + '').charCodeAt(0); + return c === 0x24 || c === 0x5f; } - /** * Define a property. */ - function def (obj, key, val, enumerable) { - Object.defineProperty(obj, key, { - value: val, - enumerable: !!enumerable, - writable: true, - configurable: true - }); + function def(obj, key, val, enumerable) { + Object.defineProperty(obj, key, { + value: val, + enumerable: !!enumerable, + writable: true, + configurable: true + }); } - /** * Parse simple path. */ - var bailRE = new RegExp(("[^" + (unicodeRegExp.source) + ".$_\\d]")); - function parsePath (path) { - if (bailRE.test(path)) { - return - } - var segments = path.split('.'); - return function (obj) { - for (var i = 0; i < segments.length; i++) { - if (!obj) { return } - obj = obj[segments[i]]; + var bailRE = new RegExp("[^".concat(unicodeRegExp.source, ".$_\\d]")); + function parsePath(path) { + if (bailRE.test(path)) { + return; } - return obj - } + var segments = path.split('.'); + return function (obj) { + for (var i = 0; i < segments.length; i++) { + if (!obj) + return; + obj = obj[segments[i]]; + } + return obj; + }; } - /* */ - // can we use __proto__? var hasProto = '__proto__' in {}; - // Browser environment sniffing var inBrowser = typeof window !== 'undefined'; - var inWeex = typeof WXEnvironment !== 'undefined' && !!WXEnvironment.platform; - var weexPlatform = inWeex && WXEnvironment.platform.toLowerCase(); var UA = inBrowser && window.navigator.userAgent.toLowerCase(); var isIE = UA && /msie|trident/.test(UA); var isIE9 = UA && UA.indexOf('msie 9.0') > 0; var isEdge = UA && UA.indexOf('edge/') > 0; - var isAndroid = (UA && UA.indexOf('android') > 0) || (weexPlatform === 'android'); - var isIOS = (UA && /iphone|ipad|ipod|ios/.test(UA)) || (weexPlatform === 'ios'); - var isChrome = UA && /chrome\/\d+/.test(UA) && !isEdge; - var isPhantomJS = UA && /phantomjs/.test(UA); + UA && UA.indexOf('android') > 0; + var isIOS = UA && /iphone|ipad|ipod|ios/.test(UA); + UA && /chrome\/\d+/.test(UA) && !isEdge; + UA && /phantomjs/.test(UA); var isFF = UA && UA.match(/firefox\/(\d+)/); - // Firefox has a "watch" function on Object.prototype... - var nativeWatch = ({}).watch; - + // @ts-expect-error firebox support + var nativeWatch = {}.watch; var supportsPassive = false; if (inBrowser) { - try { - var opts = {}; - Object.defineProperty(opts, 'passive', ({ - get: function get () { - /* istanbul ignore next */ - supportsPassive = true; - } - })); // https://github.com/facebook/flow/issues/285 - window.addEventListener('test-passive', null, opts); - } catch (e) {} + try { + var opts = {}; + Object.defineProperty(opts, 'passive', { + get: function () { + /* istanbul ignore next */ + supportsPassive = true; + } + }); // https://github.com/facebook/flow/issues/285 + window.addEventListener('test-passive', null, opts); + } + catch (e) { } } - // this needs to be lazy-evaled because vue may be required before // vue-server-renderer can set VUE_ENV var _isServer; var isServerRendering = function () { - if (_isServer === undefined) { - /* istanbul ignore if */ - if (!inBrowser && !inWeex && typeof global !== 'undefined') { - // detect presence of vue-server-renderer and avoid - // Webpack shimming the process - _isServer = global['process'] && global['process'].env.VUE_ENV === 'server'; - } else { - _isServer = false; + if (_isServer === undefined) { + /* istanbul ignore if */ + if (!inBrowser && typeof global !== 'undefined') { + // detect presence of vue-server-renderer and avoid + // Webpack shimming the process + _isServer = + global['process'] && global['process'].env.VUE_ENV === 'server'; + } + else { + _isServer = false; + } } - } - return _isServer + return _isServer; }; - // detect devtools var devtools = inBrowser && window.__VUE_DEVTOOLS_GLOBAL_HOOK__; - /* istanbul ignore next */ - function isNative (Ctor) { - return typeof Ctor === 'function' && /native code/.test(Ctor.toString()) + function isNative(Ctor) { + return typeof Ctor === 'function' && /native code/.test(Ctor.toString()); } - - var hasSymbol = - typeof Symbol !== 'undefined' && isNative(Symbol) && - typeof Reflect !== 'undefined' && isNative(Reflect.ownKeys); - - var _Set; - /* istanbul ignore if */ // $flow-disable-line - if (typeof Set !== 'undefined' && isNative(Set)) { - // use native Set when available. - _Set = Set; - } else { - // a non-standard Set polyfill that only works with primitive keys. - _Set = /*@__PURE__*/(function () { - function Set () { - this.set = Object.create(null); - } - Set.prototype.has = function has (key) { - return this.set[key] === true - }; - Set.prototype.add = function add (key) { - this.set[key] = true; - }; - Set.prototype.clear = function clear () { - this.set = Object.create(null); - }; - - return Set; - }()); + var hasSymbol = typeof Symbol !== 'undefined' && + isNative(Symbol) && + typeof Reflect !== 'undefined' && + isNative(Reflect.ownKeys); + var _Set; // $flow-disable-line + /* istanbul ignore if */ if (typeof Set !== 'undefined' && isNative(Set)) { + // use native Set when available. + _Set = Set; } - - /* */ - - var warn = noop; - var tip = noop; - var generateComponentTrace = (noop); // work around flow check - var formatComponentName = (noop); - - { - var hasConsole = typeof console !== 'undefined'; - var classifyRE = /(?:^|[-_])(\w)/g; - var classify = function (str) { return str - .replace(classifyRE, function (c) { return c.toUpperCase(); }) - .replace(/[-_]/g, ''); }; - - warn = function (msg, vm) { - var trace = vm ? generateComponentTrace(vm) : ''; - - if (config.warnHandler) { - config.warnHandler.call(null, msg, vm, trace); - } else if (hasConsole && (!config.silent)) { - console.error(("[Vue warn]: " + msg + trace)); - } - }; - - tip = function (msg, vm) { - if (hasConsole && (!config.silent)) { - console.warn("[Vue tip]: " + msg + ( - vm ? generateComponentTrace(vm) : '' - )); - } - }; - - formatComponentName = function (vm, includeFile) { - if (vm.$root === vm) { - return '' - } - var options = typeof vm === 'function' && vm.cid != null - ? vm.options - : vm._isVue - ? vm.$options || vm.constructor.options - : vm; - var name = options.name || options._componentTag; - var file = options.__file; - if (!name && file) { - var match = file.match(/([^/\\]+)\.vue$/); - name = match && match[1]; - } - - return ( - (name ? ("<" + (classify(name)) + ">") : "") + - (file && includeFile !== false ? (" at " + file) : '') - ) - }; - - var repeat = function (str, n) { - var res = ''; - while (n) { - if (n % 2 === 1) { res += str; } - if (n > 1) { str += str; } - n >>= 1; - } - return res - }; - - generateComponentTrace = function (vm) { - if (vm._isVue && vm.$parent) { - var tree = []; - var currentRecursiveSequence = 0; - while (vm) { - if (tree.length > 0) { - var last = tree[tree.length - 1]; - if (last.constructor === vm.constructor) { - currentRecursiveSequence++; - vm = vm.$parent; - continue - } else if (currentRecursiveSequence > 0) { - tree[tree.length - 1] = [last, currentRecursiveSequence]; - currentRecursiveSequence = 0; - } + else { + // a non-standard Set polyfill that only works with primitive keys. + _Set = /** @class */ (function () { + function Set() { + this.set = Object.create(null); } - tree.push(vm); - vm = vm.$parent; - } - return '\n\nfound in\n\n' + tree - .map(function (vm, i) { return ("" + (i === 0 ? '---> ' : repeat(' ', 5 + i * 2)) + (Array.isArray(vm) - ? ((formatComponentName(vm[0])) + "... (" + (vm[1]) + " recursive calls)") - : formatComponentName(vm))); }) - .join('\n') - } else { - return ("\n\n(found in " + (formatComponentName(vm)) + ")") - } - }; + Set.prototype.has = function (key) { + return this.set[key] === true; + }; + Set.prototype.add = function (key) { + this.set[key] = true; + }; + Set.prototype.clear = function () { + this.set = Object.create(null); + }; + return Set; + }()); } - /* */ + var currentInstance = null; + /** + * This is exposed for compatibility with v3 (e.g. some functions in VueUse + * relies on it). Do not use this internally, just use `currentInstance`. + * + * @internal this function needs manual type declaration because it relies + * on previously manually authored types from Vue 2 + */ + function getCurrentInstance() { + return currentInstance && { proxy: currentInstance }; + } + /** + * @internal + */ + function setCurrentInstance(vm) { + if (vm === void 0) { vm = null; } + if (!vm) + currentInstance && currentInstance._scope.off(); + currentInstance = vm; + vm && vm._scope.on(); + } - var uid = 0; + /** + * @internal + */ + var VNode = /** @class */ (function () { + function VNode(tag, data, children, text, elm, context, componentOptions, asyncFactory) { + this.tag = tag; + this.data = data; + this.children = children; + this.text = text; + this.elm = elm; + this.ns = undefined; + this.context = context; + this.fnContext = undefined; + this.fnOptions = undefined; + this.fnScopeId = undefined; + this.key = data && data.key; + this.componentOptions = componentOptions; + this.componentInstance = undefined; + this.parent = undefined; + this.raw = false; + this.isStatic = false; + this.isRootInsert = true; + this.isComment = false; + this.isCloned = false; + this.isOnce = false; + this.asyncFactory = asyncFactory; + this.asyncMeta = undefined; + this.isAsyncPlaceholder = false; + } + Object.defineProperty(VNode.prototype, "child", { + // DEPRECATED: alias for componentInstance for backwards compat. + /* istanbul ignore next */ + get: function () { + return this.componentInstance; + }, + enumerable: false, + configurable: true + }); + return VNode; + }()); + var createEmptyVNode = function (text) { + if (text === void 0) { text = ''; } + var node = new VNode(); + node.text = text; + node.isComment = true; + return node; + }; + function createTextVNode(val) { + return new VNode(undefined, undefined, undefined, String(val)); + } + // optimized shallow clone + // used for static nodes and slot nodes because they may be reused across + // multiple renders, cloning them avoids errors when DOM manipulations rely + // on their elm reference. + function cloneVNode(vnode) { + var cloned = new VNode(vnode.tag, vnode.data, + // #7975 + // clone children array to avoid mutating original in case of cloning + // a child. + vnode.children && vnode.children.slice(), vnode.text, vnode.elm, vnode.context, vnode.componentOptions, vnode.asyncFactory); + cloned.ns = vnode.ns; + cloned.isStatic = vnode.isStatic; + cloned.key = vnode.key; + cloned.isComment = vnode.isComment; + cloned.fnContext = vnode.fnContext; + cloned.fnOptions = vnode.fnOptions; + cloned.fnScopeId = vnode.fnScopeId; + cloned.asyncMeta = vnode.asyncMeta; + cloned.isCloned = true; + return cloned; + } + /* not type checking this file because flow doesn't play well with Proxy */ + var initProxy; + { + var allowedGlobals_1 = makeMap('Infinity,undefined,NaN,isFinite,isNaN,' + + 'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' + + 'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,BigInt,' + + 'require' // for Webpack/Browserify + ); + var warnNonPresent_1 = function (target, key) { + warn$2("Property or method \"".concat(key, "\" is not defined on the instance but ") + + 'referenced during render. Make sure that this property is reactive, ' + + 'either in the data option, or for class-based components, by ' + + 'initializing the property. ' + + 'See: https://v2.vuejs.org/v2/guide/reactivity.html#Declaring-Reactive-Properties.', target); + }; + var warnReservedPrefix_1 = function (target, key) { + warn$2("Property \"".concat(key, "\" must be accessed with \"$data.").concat(key, "\" because ") + + 'properties starting with "$" or "_" are not proxied in the Vue instance to ' + + 'prevent conflicts with Vue internals. ' + + 'See: https://v2.vuejs.org/v2/api/#data', target); + }; + var hasProxy_1 = typeof Proxy !== 'undefined' && isNative(Proxy); + if (hasProxy_1) { + var isBuiltInModifier_1 = makeMap('stop,prevent,self,ctrl,shift,alt,meta,exact'); + config.keyCodes = new Proxy(config.keyCodes, { + set: function (target, key, value) { + if (isBuiltInModifier_1(key)) { + warn$2("Avoid overwriting built-in modifier in config.keyCodes: .".concat(key)); + return false; + } + else { + target[key] = value; + return true; + } + } + }); + } + var hasHandler_1 = { + has: function (target, key) { + var has = key in target; + var isAllowed = allowedGlobals_1(key) || + (typeof key === 'string' && + key.charAt(0) === '_' && + !(key in target.$data)); + if (!has && !isAllowed) { + if (key in target.$data) + warnReservedPrefix_1(target, key); + else + warnNonPresent_1(target, key); + } + return has || !isAllowed; + } + }; + var getHandler_1 = { + get: function (target, key) { + if (typeof key === 'string' && !(key in target)) { + if (key in target.$data) + warnReservedPrefix_1(target, key); + else + warnNonPresent_1(target, key); + } + return target[key]; + } + }; + initProxy = function initProxy(vm) { + if (hasProxy_1) { + // determine which proxy handler to use + var options = vm.$options; + var handlers = options.render && options.render._withStripped ? getHandler_1 : hasHandler_1; + vm._renderProxy = new Proxy(vm, handlers); + } + else { + vm._renderProxy = vm; + } + }; + } + + /****************************************************************************** + Copyright (c) Microsoft Corporation. + + Permission to use, copy, modify, and/or distribute this software for any + purpose with or without fee is hereby granted. + + THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH + REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, + INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR + OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + PERFORMANCE OF THIS SOFTWARE. + ***************************************************************************** */ + + var __assign = function() { + __assign = Object.assign || function __assign(t) { + for (var s, i = 1, n = arguments.length; i < n; i++) { + s = arguments[i]; + for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p]; + } + return t; + }; + return __assign.apply(this, arguments); + }; + + var uid$2 = 0; + var pendingCleanupDeps = []; + var cleanupDeps = function () { + for (var i = 0; i < pendingCleanupDeps.length; i++) { + var dep = pendingCleanupDeps[i]; + dep.subs = dep.subs.filter(function (s) { return s; }); + dep._pending = false; + } + pendingCleanupDeps.length = 0; + }; /** * A dep is an observable that can have multiple * directives subscribing to it. + * @internal */ - var Dep = function Dep () { - this.id = uid++; - this.subs = []; - }; - - Dep.prototype.addSub = function addSub (sub) { - this.subs.push(sub); - }; - - Dep.prototype.removeSub = function removeSub (sub) { - remove(this.subs, sub); - }; - - Dep.prototype.depend = function depend () { - if (Dep.target) { - Dep.target.addDep(this); - } - }; - - Dep.prototype.notify = function notify () { - // stabilize the subscriber list first - var subs = this.subs.slice(); - if (!config.async) { - // subs aren't sorted in scheduler if not running async - // we need to sort them now to make sure they fire in correct - // order - subs.sort(function (a, b) { return a.id - b.id; }); - } - for (var i = 0, l = subs.length; i < l; i++) { - subs[i].update(); - } - }; - + var Dep = /** @class */ (function () { + function Dep() { + // pending subs cleanup + this._pending = false; + this.id = uid$2++; + this.subs = []; + } + Dep.prototype.addSub = function (sub) { + this.subs.push(sub); + }; + Dep.prototype.removeSub = function (sub) { + // #12696 deps with massive amount of subscribers are extremely slow to + // clean up in Chromium + // to workaround this, we unset the sub for now, and clear them on + // next scheduler flush. + this.subs[this.subs.indexOf(sub)] = null; + if (!this._pending) { + this._pending = true; + pendingCleanupDeps.push(this); + } + }; + Dep.prototype.depend = function (info) { + if (Dep.target) { + Dep.target.addDep(this); + if (info && Dep.target.onTrack) { + Dep.target.onTrack(__assign({ effect: Dep.target }, info)); + } + } + }; + Dep.prototype.notify = function (info) { + // stabilize the subscriber list first + var subs = this.subs.filter(function (s) { return s; }); + if (!config.async) { + // subs aren't sorted in scheduler if not running async + // we need to sort them now to make sure they fire in correct + // order + subs.sort(function (a, b) { return a.id - b.id; }); + } + for (var i = 0, l = subs.length; i < l; i++) { + var sub = subs[i]; + if (info) { + sub.onTrigger && + sub.onTrigger(__assign({ effect: subs[i] }, info)); + } + sub.update(); + } + }; + return Dep; + }()); // The current target watcher being evaluated. // This is globally unique because only one watcher // can be evaluated at a time. Dep.target = null; var targetStack = []; - - function pushTarget (target) { - targetStack.push(target); - Dep.target = target; + function pushTarget(target) { + targetStack.push(target); + Dep.target = target; } - - function popTarget () { - targetStack.pop(); - Dep.target = targetStack[targetStack.length - 1]; - } - - /* */ - - var VNode = function VNode ( - tag, - data, - children, - text, - elm, - context, - componentOptions, - asyncFactory - ) { - this.tag = tag; - this.data = data; - this.children = children; - this.text = text; - this.elm = elm; - this.ns = undefined; - this.context = context; - this.fnContext = undefined; - this.fnOptions = undefined; - this.fnScopeId = undefined; - this.key = data && data.key; - this.componentOptions = componentOptions; - this.componentInstance = undefined; - this.parent = undefined; - this.raw = false; - this.isStatic = false; - this.isRootInsert = true; - this.isComment = false; - this.isCloned = false; - this.isOnce = false; - this.asyncFactory = asyncFactory; - this.asyncMeta = undefined; - this.isAsyncPlaceholder = false; - }; - - var prototypeAccessors = { child: { configurable: true } }; - - // DEPRECATED: alias for componentInstance for backwards compat. - /* istanbul ignore next */ - prototypeAccessors.child.get = function () { - return this.componentInstance - }; - - Object.defineProperties( VNode.prototype, prototypeAccessors ); - - var createEmptyVNode = function (text) { - if ( text === void 0 ) text = ''; - - var node = new VNode(); - node.text = text; - node.isComment = true; - return node - }; - - function createTextVNode (val) { - return new VNode(undefined, undefined, undefined, String(val)) - } - - // optimized shallow clone - // used for static nodes and slot nodes because they may be reused across - // multiple renders, cloning them avoids errors when DOM manipulations rely - // on their elm reference. - function cloneVNode (vnode) { - var cloned = new VNode( - vnode.tag, - vnode.data, - // #7975 - // clone children array to avoid mutating original in case of cloning - // a child. - vnode.children && vnode.children.slice(), - vnode.text, - vnode.elm, - vnode.context, - vnode.componentOptions, - vnode.asyncFactory - ); - cloned.ns = vnode.ns; - cloned.isStatic = vnode.isStatic; - cloned.key = vnode.key; - cloned.isComment = vnode.isComment; - cloned.fnContext = vnode.fnContext; - cloned.fnOptions = vnode.fnOptions; - cloned.fnScopeId = vnode.fnScopeId; - cloned.asyncMeta = vnode.asyncMeta; - cloned.isCloned = true; - return cloned + function popTarget() { + targetStack.pop(); + Dep.target = targetStack[targetStack.length - 1]; } /* * not type checking this file because flow doesn't play well with * dynamically accessing methods on Array prototype */ - var arrayProto = Array.prototype; var arrayMethods = Object.create(arrayProto); - var methodsToPatch = [ - 'push', - 'pop', - 'shift', - 'unshift', - 'splice', - 'sort', - 'reverse' + 'push', + 'pop', + 'shift', + 'unshift', + 'splice', + 'sort', + 'reverse' ]; - /** * Intercept mutating methods and emit events */ methodsToPatch.forEach(function (method) { - // cache original method - var original = arrayProto[method]; - def(arrayMethods, method, function mutator () { - var args = [], len = arguments.length; - while ( len-- ) args[ len ] = arguments[ len ]; - - var result = original.apply(this, args); - var ob = this.__ob__; - var inserted; - switch (method) { - case 'push': - case 'unshift': - inserted = args; - break - case 'splice': - inserted = args.slice(2); - break - } - if (inserted) { ob.observeArray(inserted); } - // notify change - ob.dep.notify(); - return result - }); + // cache original method + var original = arrayProto[method]; + def(arrayMethods, method, function mutator() { + var args = []; + for (var _i = 0; _i < arguments.length; _i++) { + args[_i] = arguments[_i]; + } + var result = original.apply(this, args); + var ob = this.__ob__; + var inserted; + switch (method) { + case 'push': + case 'unshift': + inserted = args; + break; + case 'splice': + inserted = args.slice(2); + break; + } + if (inserted) + ob.observeArray(inserted); + // notify change + { + ob.dep.notify({ + type: "array mutation" /* TriggerOpTypes.ARRAY_MUTATION */, + target: this, + key: method + }); + } + return result; + }); }); - /* */ - var arrayKeys = Object.getOwnPropertyNames(arrayMethods); - + var NO_INIITIAL_VALUE = {}; /** * In some cases we may want to disable observation inside a component's * update computation. */ var shouldObserve = true; - - function toggleObserving (value) { - shouldObserve = value; + function toggleObserving(value) { + shouldObserve = value; } - + // ssr mock dep + var mockDep = { + notify: noop, + depend: noop, + addSub: noop, + removeSub: noop + }; /** * Observer class that is attached to each observed * object. Once attached, the observer converts the target * object's property keys into getter/setters that * collect dependencies and dispatch updates. */ - var Observer = function Observer (value) { - this.value = value; - this.dep = new Dep(); - this.vmCount = 0; - def(value, '__ob__', this); - if (Array.isArray(value)) { - if (hasProto) { - protoAugment(value, arrayMethods); - } else { - copyAugment(value, arrayMethods, arrayKeys); + var Observer = /** @class */ (function () { + function Observer(value, shallow, mock) { + if (shallow === void 0) { shallow = false; } + if (mock === void 0) { mock = false; } + this.value = value; + this.shallow = shallow; + this.mock = mock; + // this.value = value + this.dep = mock ? mockDep : new Dep(); + this.vmCount = 0; + def(value, '__ob__', this); + if (isArray(value)) { + if (!mock) { + if (hasProto) { + value.__proto__ = arrayMethods; + /* eslint-enable no-proto */ + } + else { + for (var i = 0, l = arrayKeys.length; i < l; i++) { + var key = arrayKeys[i]; + def(value, key, arrayMethods[key]); + } + } + } + if (!shallow) { + this.observeArray(value); + } + } + else { + /** + * Walk through all properties and convert them into + * getter/setters. This method should only be called when + * value type is Object. + */ + var keys = Object.keys(value); + for (var i = 0; i < keys.length; i++) { + var key = keys[i]; + defineReactive(value, key, NO_INIITIAL_VALUE, undefined, shallow, mock); + } + } } - this.observeArray(value); - } else { - this.walk(value); - } - }; - - /** - * Walk through all properties and convert them into - * getter/setters. This method should only be called when - * value type is Object. - */ - Observer.prototype.walk = function walk (obj) { - var keys = Object.keys(obj); - for (var i = 0; i < keys.length; i++) { - defineReactive$$1(obj, keys[i]); - } - }; - - /** - * Observe a list of Array items. - */ - Observer.prototype.observeArray = function observeArray (items) { - for (var i = 0, l = items.length; i < l; i++) { - observe(items[i]); - } - }; - + /** + * Observe a list of Array items. + */ + Observer.prototype.observeArray = function (value) { + for (var i = 0, l = value.length; i < l; i++) { + observe(value[i], false, this.mock); + } + }; + return Observer; + }()); // helpers - - /** - * Augment a target Object or Array by intercepting - * the prototype chain using __proto__ - */ - function protoAugment (target, src) { - /* eslint-disable no-proto */ - target.__proto__ = src; - /* eslint-enable no-proto */ - } - - /** - * Augment a target Object or Array by defining - * hidden properties. - */ - /* istanbul ignore next */ - function copyAugment (target, src, keys) { - for (var i = 0, l = keys.length; i < l; i++) { - var key = keys[i]; - def(target, key, src[key]); - } - } - /** * Attempt to create an observer instance for a value, * returns the new observer if successfully observed, * or the existing observer if the value already has one. */ - function observe (value, asRootData) { - if (!isObject(value) || value instanceof VNode) { - return - } - var ob; - if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) { - ob = value.__ob__; - } else if ( - shouldObserve && - !isServerRendering() && - (Array.isArray(value) || isPlainObject(value)) && - Object.isExtensible(value) && - !value._isVue - ) { - ob = new Observer(value); - } - if (asRootData && ob) { - ob.vmCount++; - } - return ob + function observe(value, shallow, ssrMockReactivity) { + if (value && hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) { + return value.__ob__; + } + if (shouldObserve && + (ssrMockReactivity || !isServerRendering()) && + (isArray(value) || isPlainObject(value)) && + Object.isExtensible(value) && + !value.__v_skip /* ReactiveFlags.SKIP */ && + !isRef(value) && + !(value instanceof VNode)) { + return new Observer(value, shallow, ssrMockReactivity); + } } - /** * Define a reactive property on an Object. */ - function defineReactive$$1 ( - obj, - key, - val, - customSetter, - shallow - ) { - var dep = new Dep(); - - var property = Object.getOwnPropertyDescriptor(obj, key); - if (property && property.configurable === false) { - return - } - - // cater for pre-defined getter/setters - var getter = property && property.get; - var setter = property && property.set; - if ((!getter || setter) && arguments.length === 2) { - val = obj[key]; - } - - var childOb = !shallow && observe(val); - Object.defineProperty(obj, key, { - enumerable: true, - configurable: true, - get: function reactiveGetter () { - var value = getter ? getter.call(obj) : val; - if (Dep.target) { - dep.depend(); - if (childOb) { - childOb.dep.depend(); - if (Array.isArray(value)) { - dependArray(value); - } - } - } - return value - }, - set: function reactiveSetter (newVal) { - var value = getter ? getter.call(obj) : val; - /* eslint-disable no-self-compare */ - if (newVal === value || (newVal !== newVal && value !== value)) { - return - } - /* eslint-enable no-self-compare */ - if (customSetter) { - customSetter(); - } - // #7981: for accessor properties without setter - if (getter && !setter) { return } - if (setter) { - setter.call(obj, newVal); - } else { - val = newVal; - } - childOb = !shallow && observe(newVal); - dep.notify(); + function defineReactive(obj, key, val, customSetter, shallow, mock) { + var dep = new Dep(); + var property = Object.getOwnPropertyDescriptor(obj, key); + if (property && property.configurable === false) { + return; } - }); + // cater for pre-defined getter/setters + var getter = property && property.get; + var setter = property && property.set; + if ((!getter || setter) && + (val === NO_INIITIAL_VALUE || arguments.length === 2)) { + val = obj[key]; + } + var childOb = !shallow && observe(val, false, mock); + Object.defineProperty(obj, key, { + enumerable: true, + configurable: true, + get: function reactiveGetter() { + var value = getter ? getter.call(obj) : val; + if (Dep.target) { + { + dep.depend({ + target: obj, + type: "get" /* TrackOpTypes.GET */, + key: key + }); + } + if (childOb) { + childOb.dep.depend(); + if (isArray(value)) { + dependArray(value); + } + } + } + return isRef(value) && !shallow ? value.value : value; + }, + set: function reactiveSetter(newVal) { + var value = getter ? getter.call(obj) : val; + if (!hasChanged(value, newVal)) { + return; + } + if (customSetter) { + customSetter(); + } + if (setter) { + setter.call(obj, newVal); + } + else if (getter) { + // #7981: for accessor properties without setter + return; + } + else if (!shallow && isRef(value) && !isRef(newVal)) { + value.value = newVal; + return; + } + else { + val = newVal; + } + childOb = !shallow && observe(newVal, false, mock); + { + dep.notify({ + type: "set" /* TriggerOpTypes.SET */, + target: obj, + key: key, + newValue: newVal, + oldValue: value + }); + } + } + }); + return dep; } - - /** - * Set a property on an object. Adds the new property and - * triggers change notification if the property doesn't - * already exist. - */ - function set (target, key, val) { - if (isUndef(target) || isPrimitive(target) - ) { - warn(("Cannot set reactive property on undefined, null, or primitive value: " + ((target)))); - } - if (Array.isArray(target) && isValidArrayIndex(key)) { - target.length = Math.max(target.length, key); - target.splice(key, 1, val); - return val - } - if (key in target && !(key in Object.prototype)) { - target[key] = val; - return val - } - var ob = (target).__ob__; - if (target._isVue || (ob && ob.vmCount)) { - warn( - 'Avoid adding reactive properties to a Vue instance or its root $data ' + - 'at runtime - declare it upfront in the data option.' - ); - return val - } - if (!ob) { - target[key] = val; - return val - } - defineReactive$$1(ob.value, key, val); - ob.dep.notify(); - return val + function set(target, key, val) { + if ((isUndef(target) || isPrimitive(target))) { + warn$2("Cannot set reactive property on undefined, null, or primitive value: ".concat(target)); + } + if (isReadonly(target)) { + warn$2("Set operation on key \"".concat(key, "\" failed: target is readonly.")); + return; + } + var ob = target.__ob__; + if (isArray(target) && isValidArrayIndex(key)) { + target.length = Math.max(target.length, key); + target.splice(key, 1, val); + // when mocking for SSR, array methods are not hijacked + if (ob && !ob.shallow && ob.mock) { + observe(val, false, true); + } + return val; + } + if (key in target && !(key in Object.prototype)) { + target[key] = val; + return val; + } + if (target._isVue || (ob && ob.vmCount)) { + warn$2('Avoid adding reactive properties to a Vue instance or its root $data ' + + 'at runtime - declare it upfront in the data option.'); + return val; + } + if (!ob) { + target[key] = val; + return val; + } + defineReactive(ob.value, key, val, undefined, ob.shallow, ob.mock); + { + ob.dep.notify({ + type: "add" /* TriggerOpTypes.ADD */, + target: target, + key: key, + newValue: val, + oldValue: undefined + }); + } + return val; } - - /** - * Delete a property and trigger change if necessary. - */ - function del (target, key) { - if (isUndef(target) || isPrimitive(target) - ) { - warn(("Cannot delete reactive property on undefined, null, or primitive value: " + ((target)))); - } - if (Array.isArray(target) && isValidArrayIndex(key)) { - target.splice(key, 1); - return - } - var ob = (target).__ob__; - if (target._isVue || (ob && ob.vmCount)) { - warn( - 'Avoid deleting properties on a Vue instance or its root $data ' + - '- just set it to null.' - ); - return - } - if (!hasOwn(target, key)) { - return - } - delete target[key]; - if (!ob) { - return - } - ob.dep.notify(); + function del(target, key) { + if ((isUndef(target) || isPrimitive(target))) { + warn$2("Cannot delete reactive property on undefined, null, or primitive value: ".concat(target)); + } + if (isArray(target) && isValidArrayIndex(key)) { + target.splice(key, 1); + return; + } + var ob = target.__ob__; + if (target._isVue || (ob && ob.vmCount)) { + warn$2('Avoid deleting properties on a Vue instance or its root $data ' + + '- just set it to null.'); + return; + } + if (isReadonly(target)) { + warn$2("Delete operation on key \"".concat(key, "\" failed: target is readonly.")); + return; + } + if (!hasOwn(target, key)) { + return; + } + delete target[key]; + if (!ob) { + return; + } + { + ob.dep.notify({ + type: "delete" /* TriggerOpTypes.DELETE */, + target: target, + key: key + }); + } } - /** * Collect dependencies on array elements when the array is touched, since * we cannot intercept array element access like property getters. */ - function dependArray (value) { - for (var e = (void 0), i = 0, l = value.length; i < l; i++) { - e = value[i]; - e && e.__ob__ && e.__ob__.dep.depend(); - if (Array.isArray(e)) { - dependArray(e); - } - } - } - - /* */ - - /** - * Option overwriting strategies are functions that handle - * how to merge a parent option value and a child option - * value into the final value. - */ - var strats = config.optionMergeStrategies; - - /** - * Options with restrictions - */ - { - strats.el = strats.propsData = function (parent, child, vm, key) { - if (!vm) { - warn( - "option \"" + key + "\" can only be used during instance " + - 'creation with the `new` keyword.' - ); - } - return defaultStrat(parent, child) - }; - } - - /** - * Helper that recursively merges two data objects together. - */ - function mergeData (to, from) { - if (!from) { return to } - var key, toVal, fromVal; - - var keys = hasSymbol - ? Reflect.ownKeys(from) - : Object.keys(from); - - for (var i = 0; i < keys.length; i++) { - key = keys[i]; - // in case the object is already observed... - if (key === '__ob__') { continue } - toVal = to[key]; - fromVal = from[key]; - if (!hasOwn(to, key)) { - set(to, key, fromVal); - } else if ( - toVal !== fromVal && - isPlainObject(toVal) && - isPlainObject(fromVal) - ) { - mergeData(toVal, fromVal); - } - } - return to - } - - /** - * Data - */ - function mergeDataOrFn ( - parentVal, - childVal, - vm - ) { - if (!vm) { - // in a Vue.extend merge, both should be functions - if (!childVal) { - return parentVal - } - if (!parentVal) { - return childVal - } - // when parentVal & childVal are both present, - // we need to return a function that returns the - // merged result of both functions... no need to - // check if parentVal is a function here because - // it has to be a function to pass previous merges. - return function mergedDataFn () { - return mergeData( - typeof childVal === 'function' ? childVal.call(this, this) : childVal, - typeof parentVal === 'function' ? parentVal.call(this, this) : parentVal - ) - } - } else { - return function mergedInstanceDataFn () { - // instance merge - var instanceData = typeof childVal === 'function' - ? childVal.call(vm, vm) - : childVal; - var defaultData = typeof parentVal === 'function' - ? parentVal.call(vm, vm) - : parentVal; - if (instanceData) { - return mergeData(instanceData, defaultData) - } else { - return defaultData - } - } - } - } - - strats.data = function ( - parentVal, - childVal, - vm - ) { - if (!vm) { - if (childVal && typeof childVal !== 'function') { - warn( - 'The "data" option should be a function ' + - 'that returns a per-instance value in component ' + - 'definitions.', - vm - ); - - return parentVal - } - return mergeDataOrFn(parentVal, childVal) - } - - return mergeDataOrFn(parentVal, childVal, vm) - }; - - /** - * Hooks and props are merged as arrays. - */ - function mergeHook ( - parentVal, - childVal - ) { - var res = childVal - ? parentVal - ? parentVal.concat(childVal) - : Array.isArray(childVal) - ? childVal - : [childVal] - : parentVal; - return res - ? dedupeHooks(res) - : res - } - - function dedupeHooks (hooks) { - var res = []; - for (var i = 0; i < hooks.length; i++) { - if (res.indexOf(hooks[i]) === -1) { - res.push(hooks[i]); - } - } - return res - } - - LIFECYCLE_HOOKS.forEach(function (hook) { - strats[hook] = mergeHook; - }); - - /** - * Assets - * - * When a vm is present (instance creation), we need to do - * a three-way merge between constructor options, instance - * options and parent options. - */ - function mergeAssets ( - parentVal, - childVal, - vm, - key - ) { - var res = Object.create(parentVal || null); - if (childVal) { - assertObjectType(key, childVal, vm); - return extend(res, childVal) - } else { - return res - } - } - - ASSET_TYPES.forEach(function (type) { - strats[type + 's'] = mergeAssets; - }); - - /** - * Watchers. - * - * Watchers hashes should not overwrite one - * another, so we merge them as arrays. - */ - strats.watch = function ( - parentVal, - childVal, - vm, - key - ) { - // work around Firefox's Object.prototype.watch... - if (parentVal === nativeWatch) { parentVal = undefined; } - if (childVal === nativeWatch) { childVal = undefined; } - /* istanbul ignore if */ - if (!childVal) { return Object.create(parentVal || null) } - { - assertObjectType(key, childVal, vm); - } - if (!parentVal) { return childVal } - var ret = {}; - extend(ret, parentVal); - for (var key$1 in childVal) { - var parent = ret[key$1]; - var child = childVal[key$1]; - if (parent && !Array.isArray(parent)) { - parent = [parent]; - } - ret[key$1] = parent - ? parent.concat(child) - : Array.isArray(child) ? child : [child]; - } - return ret - }; - - /** - * Other object hashes. - */ - strats.props = - strats.methods = - strats.inject = - strats.computed = function ( - parentVal, - childVal, - vm, - key - ) { - if (childVal && "development" !== 'production') { - assertObjectType(key, childVal, vm); - } - if (!parentVal) { return childVal } - var ret = Object.create(null); - extend(ret, parentVal); - if (childVal) { extend(ret, childVal); } - return ret - }; - strats.provide = mergeDataOrFn; - - /** - * Default strategy. - */ - var defaultStrat = function (parentVal, childVal) { - return childVal === undefined - ? parentVal - : childVal - }; - - /** - * Validate component names - */ - function checkComponents (options) { - for (var key in options.components) { - validateComponentName(key); - } - } - - function validateComponentName (name) { - if (!new RegExp(("^[a-zA-Z][\\-\\.0-9_" + (unicodeRegExp.source) + "]*$")).test(name)) { - warn( - 'Invalid component name: "' + name + '". Component names ' + - 'should conform to valid custom element name in html5 specification.' - ); - } - if (isBuiltInTag(name) || config.isReservedTag(name)) { - warn( - 'Do not use built-in or reserved HTML elements as component ' + - 'id: ' + name - ); - } - } - - /** - * Ensure all props option syntax are normalized into the - * Object-based format. - */ - function normalizeProps (options, vm) { - var props = options.props; - if (!props) { return } - var res = {}; - var i, val, name; - if (Array.isArray(props)) { - i = props.length; - while (i--) { - val = props[i]; - if (typeof val === 'string') { - name = camelize(val); - res[name] = { type: null }; - } else { - warn('props must be strings when using array syntax.'); - } - } - } else if (isPlainObject(props)) { - for (var key in props) { - val = props[key]; - name = camelize(key); - res[name] = isPlainObject(val) - ? val - : { type: val }; - } - } else { - warn( - "Invalid value for option \"props\": expected an Array or an Object, " + - "but got " + (toRawType(props)) + ".", - vm - ); - } - options.props = res; - } - - /** - * Normalize all injections into Object-based format - */ - function normalizeInject (options, vm) { - var inject = options.inject; - if (!inject) { return } - var normalized = options.inject = {}; - if (Array.isArray(inject)) { - for (var i = 0; i < inject.length; i++) { - normalized[inject[i]] = { from: inject[i] }; - } - } else if (isPlainObject(inject)) { - for (var key in inject) { - var val = inject[key]; - normalized[key] = isPlainObject(val) - ? extend({ from: key }, val) - : { from: val }; - } - } else { - warn( - "Invalid value for option \"inject\": expected an Array or an Object, " + - "but got " + (toRawType(inject)) + ".", - vm - ); - } - } - - /** - * Normalize raw function directives into object format. - */ - function normalizeDirectives (options) { - var dirs = options.directives; - if (dirs) { - for (var key in dirs) { - var def$$1 = dirs[key]; - if (typeof def$$1 === 'function') { - dirs[key] = { bind: def$$1, update: def$$1 }; - } - } - } - } - - function assertObjectType (name, value, vm) { - if (!isPlainObject(value)) { - warn( - "Invalid value for option \"" + name + "\": expected an Object, " + - "but got " + (toRawType(value)) + ".", - vm - ); - } - } - - /** - * Merge two option objects into a new one. - * Core utility used in both instantiation and inheritance. - */ - function mergeOptions ( - parent, - child, - vm - ) { - { - checkComponents(child); - } - - if (typeof child === 'function') { - child = child.options; - } - - normalizeProps(child, vm); - normalizeInject(child, vm); - normalizeDirectives(child); - - // Apply extends and mixins on the child options, - // but only if it is a raw options object that isn't - // the result of another mergeOptions call. - // Only merged options has the _base property. - if (!child._base) { - if (child.extends) { - parent = mergeOptions(parent, child.extends, vm); - } - if (child.mixins) { - for (var i = 0, l = child.mixins.length; i < l; i++) { - parent = mergeOptions(parent, child.mixins[i], vm); - } - } - } - - var options = {}; - var key; - for (key in parent) { - mergeField(key); - } - for (key in child) { - if (!hasOwn(parent, key)) { - mergeField(key); - } - } - function mergeField (key) { - var strat = strats[key] || defaultStrat; - options[key] = strat(parent[key], child[key], vm, key); - } - return options - } - - /** - * Resolve an asset. - * This function is used because child instances need access - * to assets defined in its ancestor chain. - */ - function resolveAsset ( - options, - type, - id, - warnMissing - ) { - /* istanbul ignore if */ - if (typeof id !== 'string') { - return - } - var assets = options[type]; - // check local registration variations first - if (hasOwn(assets, id)) { return assets[id] } - var camelizedId = camelize(id); - if (hasOwn(assets, camelizedId)) { return assets[camelizedId] } - var PascalCaseId = capitalize(camelizedId); - if (hasOwn(assets, PascalCaseId)) { return assets[PascalCaseId] } - // fallback to prototype chain - var res = assets[id] || assets[camelizedId] || assets[PascalCaseId]; - if (warnMissing && !res) { - warn( - 'Failed to resolve ' + type.slice(0, -1) + ': ' + id, - options - ); - } - return res - } - - /* */ - - - - function validateProp ( - key, - propOptions, - propsData, - vm - ) { - var prop = propOptions[key]; - var absent = !hasOwn(propsData, key); - var value = propsData[key]; - // boolean casting - var booleanIndex = getTypeIndex(Boolean, prop.type); - if (booleanIndex > -1) { - if (absent && !hasOwn(prop, 'default')) { - value = false; - } else if (value === '' || value === hyphenate(key)) { - // only cast empty string / same name to boolean if - // boolean has higher priority - var stringIndex = getTypeIndex(String, prop.type); - if (stringIndex < 0 || booleanIndex < stringIndex) { - value = true; - } - } - } - // check default value - if (value === undefined) { - value = getPropDefaultValue(vm, prop, key); - // since the default value is a fresh copy, - // make sure to observe it. - var prevShouldObserve = shouldObserve; - toggleObserving(true); - observe(value); - toggleObserving(prevShouldObserve); - } - { - assertProp(prop, key, value, vm, absent); - } - return value - } - - /** - * Get the default value of a prop. - */ - function getPropDefaultValue (vm, prop, key) { - // no default, return undefined - if (!hasOwn(prop, 'default')) { - return undefined - } - var def = prop.default; - // warn against non-factory defaults for Object & Array - if (isObject(def)) { - warn( - 'Invalid default value for prop "' + key + '": ' + - 'Props with type Object/Array must use a factory function ' + - 'to return the default value.', - vm - ); - } - // the raw prop value was also undefined from previous render, - // return previous default value to avoid unnecessary watcher trigger - if (vm && vm.$options.propsData && - vm.$options.propsData[key] === undefined && - vm._props[key] !== undefined - ) { - return vm._props[key] - } - // call factory function for non-Function types - // a value is Function if its prototype is function even across different execution context - return typeof def === 'function' && getType(prop.type) !== 'Function' - ? def.call(vm) - : def - } - - /** - * Assert whether a prop is valid. - */ - function assertProp ( - prop, - name, - value, - vm, - absent - ) { - if (prop.required && absent) { - warn( - 'Missing required prop: "' + name + '"', - vm - ); - return - } - if (value == null && !prop.required) { - return - } - var type = prop.type; - var valid = !type || type === true; - var expectedTypes = []; - if (type) { - if (!Array.isArray(type)) { - type = [type]; - } - for (var i = 0; i < type.length && !valid; i++) { - var assertedType = assertType(value, type[i]); - expectedTypes.push(assertedType.expectedType || ''); - valid = assertedType.valid; - } - } - - if (!valid) { - warn( - getInvalidTypeMessage(name, value, expectedTypes), - vm - ); - return - } - var validator = prop.validator; - if (validator) { - if (!validator(value)) { - warn( - 'Invalid prop: custom validator check failed for prop "' + name + '".', - vm - ); - } - } - } - - var simpleCheckRE = /^(String|Number|Boolean|Function|Symbol)$/; - - function assertType (value, type) { - var valid; - var expectedType = getType(type); - if (simpleCheckRE.test(expectedType)) { - var t = typeof value; - valid = t === expectedType.toLowerCase(); - // for primitive wrapper objects - if (!valid && t === 'object') { - valid = value instanceof type; - } - } else if (expectedType === 'Object') { - valid = isPlainObject(value); - } else if (expectedType === 'Array') { - valid = Array.isArray(value); - } else { - valid = value instanceof type; - } - return { - valid: valid, - expectedType: expectedType - } - } - - /** - * Use function string name to check built-in types, - * because a simple equality check will fail when running - * across different vms / iframes. - */ - function getType (fn) { - var match = fn && fn.toString().match(/^\s*function (\w+)/); - return match ? match[1] : '' - } - - function isSameType (a, b) { - return getType(a) === getType(b) - } - - function getTypeIndex (type, expectedTypes) { - if (!Array.isArray(expectedTypes)) { - return isSameType(expectedTypes, type) ? 0 : -1 - } - for (var i = 0, len = expectedTypes.length; i < len; i++) { - if (isSameType(expectedTypes[i], type)) { - return i - } - } - return -1 - } - - function getInvalidTypeMessage (name, value, expectedTypes) { - var message = "Invalid prop: type check failed for prop \"" + name + "\"." + - " Expected " + (expectedTypes.map(capitalize).join(', ')); - var expectedType = expectedTypes[0]; - var receivedType = toRawType(value); - var expectedValue = styleValue(value, expectedType); - var 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 - } - - function styleValue (value, type) { - if (type === 'String') { - return ("\"" + value + "\"") - } else if (type === 'Number') { - return ("" + (Number(value))) - } else { - return ("" + value) - } - } - - function isExplicable (value) { - var explicitTypes = ['string', 'number', 'boolean']; - return explicitTypes.some(function (elem) { return value.toLowerCase() === elem; }) - } - - function isBoolean () { - var args = [], len = arguments.length; - while ( len-- ) args[ len ] = arguments[ len ]; - - return args.some(function (elem) { return elem.toLowerCase() === 'boolean'; }) - } - - /* */ - - function handleError (err, vm, info) { - // Deactivate deps tracking while processing error handler to avoid possible infinite rendering. - // See: https://github.com/vuejs/vuex/issues/1505 - pushTarget(); - try { - if (vm) { - var cur = vm; - while ((cur = cur.$parent)) { - var hooks = cur.$options.errorCaptured; - if (hooks) { - for (var i = 0; i < hooks.length; i++) { - try { - var capture = hooks[i].call(cur, err, vm, info) === false; - if (capture) { return } - } catch (e) { - globalHandleError(e, cur, 'errorCaptured hook'); - } - } + function dependArray(value) { + for (var e = void 0, i = 0, l = value.length; i < l; i++) { + e = value[i]; + if (e && e.__ob__) { + e.__ob__.dep.depend(); + } + if (isArray(e)) { + dependArray(e); } - } } - globalHandleError(err, vm, info); - } finally { + } + + function reactive(target) { + makeReactive(target, false); + return target; + } + /** + * 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) { + makeReactive(target, true); + def(target, "__v_isShallow" /* ReactiveFlags.IS_SHALLOW */, true); + return target; + } + function makeReactive(target, shallow) { + // if trying to observe a readonly proxy, return the readonly version. + if (!isReadonly(target)) { + { + if (isArray(target)) { + warn$2("Avoid using Array as root value for ".concat(shallow ? "shallowReactive()" : "reactive()", " as it cannot be tracked in watch() or watchEffect(). Use ").concat(shallow ? "shallowRef()" : "ref()", " instead. This is a Vue-2-only limitation.")); + } + var existingOb = target && target.__ob__; + if (existingOb && existingOb.shallow !== shallow) { + warn$2("Target is already a ".concat(existingOb.shallow ? "" : "non-", "shallow reactive object, and cannot be converted to ").concat(shallow ? "" : "non-", "shallow.")); + } + } + var ob = observe(target, shallow, isServerRendering() /* ssr mock reactivity */); + if (!ob) { + if (target == null || isPrimitive(target)) { + warn$2("value cannot be made reactive: ".concat(String(target))); + } + if (isCollectionType(target)) { + warn$2("Vue 2 does not support reactive collection types such as Map or Set."); + } + } + } + } + function isReactive(value) { + if (isReadonly(value)) { + return isReactive(value["__v_raw" /* ReactiveFlags.RAW */]); + } + return !!(value && value.__ob__); + } + function isShallow(value) { + return !!(value && value.__v_isShallow); + } + function isReadonly(value) { + return !!(value && value.__v_isReadonly); + } + function isProxy(value) { + return isReactive(value) || isReadonly(value); + } + function toRaw(observed) { + var raw = observed && observed["__v_raw" /* ReactiveFlags.RAW */]; + return raw ? toRaw(raw) : observed; + } + function markRaw(value) { + // non-extensible objects won't be observed anyway + if (Object.isExtensible(value)) { + def(value, "__v_skip" /* ReactiveFlags.SKIP */, true); + } + return value; + } + /** + * @internal + */ + function isCollectionType(value) { + var type = toRawType(value); + return (type === 'Map' || type === 'WeakMap' || type === 'Set' || type === 'WeakSet'); + } + + /** + * @internal + */ + var RefFlag = "__v_isRef"; + function isRef(r) { + return !!(r && r.__v_isRef === true); + } + function ref$1(value) { + return createRef(value, false); + } + function shallowRef(value) { + return createRef(value, true); + } + function createRef(rawValue, shallow) { + if (isRef(rawValue)) { + return rawValue; + } + var ref = {}; + def(ref, RefFlag, true); + def(ref, "__v_isShallow" /* ReactiveFlags.IS_SHALLOW */, shallow); + def(ref, 'dep', defineReactive(ref, 'value', rawValue, null, shallow, isServerRendering())); + return ref; + } + function triggerRef(ref) { + if (!ref.dep) { + warn$2("received object is not a triggerable ref."); + } + { + ref.dep && + ref.dep.notify({ + type: "set" /* TriggerOpTypes.SET */, + target: ref, + key: 'value' + }); + } + } + function unref(ref) { + return isRef(ref) ? ref.value : ref; + } + function proxyRefs(objectWithRefs) { + if (isReactive(objectWithRefs)) { + return objectWithRefs; + } + var proxy = {}; + var keys = Object.keys(objectWithRefs); + for (var i = 0; i < keys.length; i++) { + proxyWithRefUnwrap(proxy, objectWithRefs, keys[i]); + } + return proxy; + } + function proxyWithRefUnwrap(target, source, key) { + Object.defineProperty(target, key, { + enumerable: true, + configurable: true, + get: function () { + var val = source[key]; + if (isRef(val)) { + return val.value; + } + else { + var ob = val && val.__ob__; + if (ob) + ob.dep.depend(); + return val; + } + }, + set: function (value) { + var oldValue = source[key]; + if (isRef(oldValue) && !isRef(value)) { + oldValue.value = value; + } + else { + source[key] = value; + } + } + }); + } + function customRef(factory) { + var dep = new Dep(); + var _a = factory(function () { + { + dep.depend({ + target: ref, + type: "get" /* TrackOpTypes.GET */, + key: 'value' + }); + } + }, function () { + { + dep.notify({ + target: ref, + type: "set" /* TriggerOpTypes.SET */, + key: 'value' + }); + } + }), get = _a.get, set = _a.set; + var ref = { + get value() { + return get(); + }, + set value(newVal) { + set(newVal); + } + }; + def(ref, RefFlag, true); + return ref; + } + function toRefs(object) { + if (!isReactive(object)) { + warn$2("toRefs() expects a reactive object but received a plain one."); + } + var ret = isArray(object) ? new Array(object.length) : {}; + for (var key in object) { + ret[key] = toRef(object, key); + } + return ret; + } + function toRef(object, key, defaultValue) { + var val = object[key]; + if (isRef(val)) { + return val; + } + var ref = { + get value() { + var val = object[key]; + return val === undefined ? defaultValue : val; + }, + set value(newVal) { + object[key] = newVal; + } + }; + def(ref, RefFlag, true); + return ref; + } + + var rawToReadonlyFlag = "__v_rawToReadonly"; + var rawToShallowReadonlyFlag = "__v_rawToShallowReadonly"; + function readonly(target) { + return createReadonly(target, false); + } + function createReadonly(target, shallow) { + if (!isPlainObject(target)) { + { + if (isArray(target)) { + warn$2("Vue 2 does not support readonly arrays."); + } + else if (isCollectionType(target)) { + warn$2("Vue 2 does not support readonly collection types such as Map or Set."); + } + else { + warn$2("value cannot be made readonly: ".concat(typeof target)); + } + } + return target; + } + if (!Object.isExtensible(target)) { + warn$2("Vue 2 does not support creating readonly proxy for non-extensible object."); + } + // already a readonly object + if (isReadonly(target)) { + return target; + } + // already has a readonly proxy + var existingFlag = shallow ? rawToShallowReadonlyFlag : rawToReadonlyFlag; + var existingProxy = target[existingFlag]; + if (existingProxy) { + return existingProxy; + } + var proxy = Object.create(Object.getPrototypeOf(target)); + def(target, existingFlag, proxy); + def(proxy, "__v_isReadonly" /* ReactiveFlags.IS_READONLY */, true); + def(proxy, "__v_raw" /* ReactiveFlags.RAW */, target); + if (isRef(target)) { + def(proxy, RefFlag, true); + } + if (shallow || isShallow(target)) { + def(proxy, "__v_isShallow" /* ReactiveFlags.IS_SHALLOW */, true); + } + var keys = Object.keys(target); + for (var i = 0; i < keys.length; i++) { + defineReadonlyProperty(proxy, target, keys[i], shallow); + } + return proxy; + } + function defineReadonlyProperty(proxy, target, key, shallow) { + Object.defineProperty(proxy, key, { + enumerable: true, + configurable: true, + get: function () { + var val = target[key]; + return shallow || !isPlainObject(val) ? val : readonly(val); + }, + set: function () { + warn$2("Set operation on key \"".concat(key, "\" failed: target is readonly.")); + } + }); + } + /** + * 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 createReadonly(target, true); + } + + function computed(getterOrOptions, debugOptions) { + var getter; + var setter; + var onlyGetter = isFunction(getterOrOptions); + if (onlyGetter) { + getter = getterOrOptions; + setter = function () { + warn$2('Write operation failed: computed value is readonly'); + } + ; + } + else { + getter = getterOrOptions.get; + setter = getterOrOptions.set; + } + var watcher = isServerRendering() + ? null + : new Watcher(currentInstance, getter, noop, { lazy: true }); + if (watcher && debugOptions) { + watcher.onTrack = debugOptions.onTrack; + watcher.onTrigger = debugOptions.onTrigger; + } + var ref = { + // some libs rely on the presence effect for checking computed refs + // from normal refs, but the implementation doesn't matter + effect: watcher, + get value() { + if (watcher) { + if (watcher.dirty) { + watcher.evaluate(); + } + if (Dep.target) { + if (Dep.target.onTrack) { + Dep.target.onTrack({ + effect: Dep.target, + target: ref, + type: "get" /* TrackOpTypes.GET */, + key: 'value' + }); + } + watcher.depend(); + } + return watcher.value; + } + else { + return getter(); + } + }, + set value(newVal) { + setter(newVal); + } + }; + def(ref, RefFlag, true); + def(ref, "__v_isReadonly" /* ReactiveFlags.IS_READONLY */, onlyGetter); + return ref; + } + + var mark; + var measure; + { + var perf_1 = inBrowser && window.performance; + /* istanbul ignore if */ + if (perf_1 && + // @ts-ignore + perf_1.mark && + // @ts-ignore + perf_1.measure && + // @ts-ignore + perf_1.clearMarks && + // @ts-ignore + perf_1.clearMeasures) { + mark = function (tag) { return perf_1.mark(tag); }; + measure = function (name, startTag, endTag) { + perf_1.measure(name, startTag, endTag); + perf_1.clearMarks(startTag); + perf_1.clearMarks(endTag); + // perf.clearMeasures(name) + }; + } + } + + var normalizeEvent = cached(function (name) { + var passive = name.charAt(0) === '&'; + name = passive ? name.slice(1) : name; + var once = name.charAt(0) === '~'; // Prefixed last, checked first + name = once ? name.slice(1) : name; + var capture = name.charAt(0) === '!'; + name = capture ? name.slice(1) : name; + return { + name: name, + once: once, + capture: capture, + passive: passive + }; + }); + function createFnInvoker(fns, vm) { + function invoker() { + var fns = invoker.fns; + if (isArray(fns)) { + var cloned = fns.slice(); + for (var i = 0; i < cloned.length; i++) { + invokeWithErrorHandling(cloned[i], null, arguments, vm, "v-on handler"); + } + } + else { + // return handler return value for single handlers + return invokeWithErrorHandling(fns, null, arguments, vm, "v-on handler"); + } + } + invoker.fns = fns; + return invoker; + } + function updateListeners(on, oldOn, add, remove, createOnceHandler, vm) { + var name, cur, old, event; + for (name in on) { + cur = on[name]; + old = oldOn[name]; + event = normalizeEvent(name); + if (isUndef(cur)) { + warn$2("Invalid handler for event \"".concat(event.name, "\": got ") + String(cur), vm); + } + else if (isUndef(old)) { + if (isUndef(cur.fns)) { + cur = on[name] = createFnInvoker(cur, vm); + } + if (isTrue(event.once)) { + cur = on[name] = createOnceHandler(event.name, cur, event.capture); + } + add(event.name, cur, event.capture, event.passive, event.params); + } + else if (cur !== old) { + old.fns = cur; + on[name] = old; + } + } + for (name in oldOn) { + if (isUndef(on[name])) { + event = normalizeEvent(name); + remove(event.name, oldOn[name], event.capture); + } + } + } + + function mergeVNodeHook(def, hookKey, hook) { + if (def instanceof VNode) { + def = def.data.hook || (def.data.hook = {}); + } + var invoker; + var oldHook = def[hookKey]; + function wrappedHook() { + hook.apply(this, arguments); + // important: remove merged hook to ensure it's called only once + // and prevent memory leak + remove$2(invoker.fns, wrappedHook); + } + if (isUndef(oldHook)) { + // no existing hook + invoker = createFnInvoker([wrappedHook]); + } + else { + /* istanbul ignore if */ + if (isDef(oldHook.fns) && isTrue(oldHook.merged)) { + // already a merged invoker + invoker = oldHook; + invoker.fns.push(wrappedHook); + } + else { + // existing plain hook + invoker = createFnInvoker([oldHook, wrappedHook]); + } + } + invoker.merged = true; + def[hookKey] = invoker; + } + + function extractPropsFromVNodeData(data, Ctor, tag) { + // we are only extracting raw values here. + // validation and default values are handled in the child + // component itself. + var propOptions = Ctor.options.props; + if (isUndef(propOptions)) { + return; + } + var res = {}; + var attrs = data.attrs, props = data.props; + if (isDef(attrs) || isDef(props)) { + for (var key in propOptions) { + var altKey = hyphenate(key); + { + var keyInLowerCase = key.toLowerCase(); + if (key !== keyInLowerCase && attrs && hasOwn(attrs, keyInLowerCase)) { + tip("Prop \"".concat(keyInLowerCase, "\" is passed to component ") + + "".concat(formatComponentName( + // @ts-expect-error tag is string + tag || Ctor), ", but the declared prop name is") + + " \"".concat(key, "\". ") + + "Note that HTML attributes are case-insensitive and camelCased " + + "props need to use their kebab-case equivalents when using in-DOM " + + "templates. You should probably use \"".concat(altKey, "\" instead of \"").concat(key, "\".")); + } + } + checkProp(res, props, key, altKey, true) || + checkProp(res, attrs, key, altKey, false); + } + } + return res; + } + function checkProp(res, hash, key, altKey, preserve) { + if (isDef(hash)) { + if (hasOwn(hash, key)) { + res[key] = hash[key]; + if (!preserve) { + delete hash[key]; + } + return true; + } + else if (hasOwn(hash, altKey)) { + res[key] = hash[altKey]; + if (!preserve) { + delete hash[altKey]; + } + return true; + } + } + return false; + } + + // The template compiler attempts to minimize the need for normalization by + // statically analyzing the template at compile time. + // + // For plain HTML markup, normalization can be completely skipped because the + // generated render function is guaranteed to return Array. There are + // two cases where extra normalization is needed: + // 1. When the children contains components - because a functional component + // may return an Array instead of a single root. In this case, just a simple + // normalization is needed - if any child is an Array, we flatten the whole + // thing with Array.prototype.concat. It is guaranteed to be only 1-level deep + // because functional components already normalize their own children. + function simpleNormalizeChildren(children) { + for (var i = 0; i < children.length; i++) { + if (isArray(children[i])) { + return Array.prototype.concat.apply([], children); + } + } + return children; + } + // 2. When the children contains constructs that always generated nested Arrays, + // e.g.