diff options
Diffstat (limited to 'node_modules/vue-server-renderer/basic.js')
| -rw-r--r-- | node_modules/vue-server-renderer/basic.js | 8069 |
1 files changed, 8069 insertions, 0 deletions
diff --git a/node_modules/vue-server-renderer/basic.js b/node_modules/vue-server-renderer/basic.js new file mode 100644 index 00000000..8df987e5 --- /dev/null +++ b/node_modules/vue-server-renderer/basic.js @@ -0,0 +1,8069 @@ +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : + typeof define === 'function' && define.amd ? define(factory) : + (global.renderVueComponentToString = factory()); +}(this, (function () { 'use strict'; + +/* */ + +var emptyObject = Object.freeze({}); + +// these helpers produces better vm code in JS engines due to their +// explicitness and function inlining +function isUndef (v) { + return v === undefined || v === null +} + +function isDef (v) { + return v !== undefined && v !== null +} + +function isTrue (v) { + return v === true +} + +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' + ) +} + +/** + * Quick object check - this is primarily used to tell + * Objects from primitive values when we know the value + * is a JSON-compliant type. + */ +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) +} + +/** + * Strict object type check. Only returns true + * for plain JavaScript objects. + */ +function isPlainObject (obj) { + return _toString.call(obj) === '[object Object]' +} + + + +/** + * 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) +} + +/** + * Convert a value to a string that is actually rendered. + */ +function toString (val) { + return val == null + ? '' + : typeof val === 'object' + ? JSON.stringify(val, null, 2) + : String(val) +} + +/** + * Convert a 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 +} + +/** + * 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]; } +} + +/** + * Check if a tag is a built-in tag. + */ +var isBuiltInTag = makeMap('slot,component', true); + +/** + * Check if a 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) + } + } +} + +/** + * Check whether the object has the property. + */ +var hasOwnProperty = Object.prototype.hasOwnProperty; +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)) + }) +} + +/** + * Camelize a hyphen-delimited string. + */ +var camelizeRE = /-(\w)/g; +var camelize = cached(function (str) { + 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) +}); + +/** + * Hyphenate a camelCase string. + */ +var hyphenateRE = /\B([A-Z])/g; +var hyphenate = cached(function (str) { + 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 since native bind is + * now more performant in most browsers, but removing it would be breaking for + * code that was able to run in PhantomJS 1.x, so this must be kept for + * backwards 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 nativeBind (fn, ctx) { + return fn.bind(ctx) +} + +var bind = Function.prototype.bind + ? nativeBind + : polyfillBind; + +/** + * Convert an Array-like object to a real Array. + */ + + +/** + * Mix properties into target object. + */ +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]); + } + } + return res +} + +/** + * 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) {} + +/** + * Always return false. + */ +var no = function (a, b, c) { return false; }; + +/** + * Return same value + */ +var identity = function (_) { return _; }; + +/** + * Generate a static keys string from compiler modules. + */ +function genStaticKeys (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 (!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 + } +} + +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); + } + } +} + +/* */ + +var isAttr = makeMap( + 'accept,accept-charset,accesskey,action,align,alt,async,autocomplete,' + + 'autofocus,autoplay,autosave,bgcolor,border,buffered,challenge,charset,' + + 'checked,cite,class,code,codebase,color,cols,colspan,content,http-equiv,' + + 'name,contenteditable,contextmenu,controls,coords,data,datetime,default,' + + 'defer,dir,dirname,disabled,download,draggable,dropzone,enctype,method,for,' + + 'form,formaction,headers,height,hidden,high,href,hreflang,http-equiv,' + + 'icon,id,ismap,itemprop,keytype,kind,label,lang,language,list,loop,low,' + + 'manifest,max,maxlength,media,method,GET,POST,min,multiple,email,file,' + + 'muted,name,novalidate,open,optimum,pattern,ping,placeholder,poster,' + + 'preload,radiogroup,readonly,rel,required,reversed,rows,rowspan,sandbox,' + + 'scope,scoped,seamless,selected,shape,size,type,text,password,sizes,span,' + + 'spellcheck,src,srcdoc,srclang,srcset,start,step,style,summary,tabindex,' + + 'target,title,type,usemap,value,width,wrap' +); + +var unsafeAttrCharRE = /[>/="'\u0009\u000a\u000c\u0020]/; +var isSSRUnsafeAttr = function (name) { + return unsafeAttrCharRE.test(name) +}; + +/* istanbul ignore next */ +var isRenderableAttr = function (name) { + return ( + isAttr(name) || + name.indexOf('data-') === 0 || + name.indexOf('aria-') === 0 + ) +}; +var propsToAttrMap = { + acceptCharset: 'accept-charset', + className: 'class', + htmlFor: 'for', + httpEquiv: 'http-equiv' +}; + +var ESC = { + '<': '<', + '>': '>', + '"': '"', + '&': '&' +}; + +function escape (s) { + return s.replace(/[<>"&]/g, escapeChar) +} + +function escapeChar (a) { + return ESC[a] || a +} + +/* */ + +// these are reserved for web because they are directly compiled away +// during template compilation +var isReservedAttr = makeMap('style,class'); + +// attributes that should be using props for binding +var acceptValue = makeMap('input,textarea,option,select,progress'); +var mustUseProp = function (tag, type, attr) { + return ( + (attr === 'value' && acceptValue(tag)) && type !== 'button' || + (attr === 'selected' && tag === 'option') || + (attr === 'checked' && tag === 'input') || + (attr === 'muted' && tag === 'video') + ) +}; + +var isEnumeratedAttr = makeMap('contenteditable,draggable,spellcheck'); + +var isBooleanAttr = makeMap( + 'allowfullscreen,async,autofocus,autoplay,checked,compact,controls,declare,' + + 'default,defaultchecked,defaultmuted,defaultselected,defer,disabled,' + + 'enabled,formnovalidate,hidden,indeterminate,inert,ismap,itemscope,loop,multiple,' + + 'muted,nohref,noresize,noshade,novalidate,nowrap,open,pauseonexit,readonly,' + + 'required,reversed,scoped,seamless,selected,sortable,translate,' + + 'truespeed,typemustmatch,visible' +); + + + + + + + +var isFalsyAttrValue = function (val) { + return val == null || val === false +}; + +/* */ + +function renderAttrs (node) { + var attrs = node.data.attrs; + var res = ''; + + var opts = node.parent && node.parent.componentOptions; + if (isUndef(opts) || opts.Ctor.options.inheritAttrs !== false) { + var parent = node.parent; + while (isDef(parent)) { + if (isDef(parent.data) && isDef(parent.data.attrs)) { + attrs = extend(extend({}, attrs), parent.data.attrs); + } + parent = parent.parent; + } + } + + if (isUndef(attrs)) { + return res + } + + for (var key in attrs) { + if (isSSRUnsafeAttr(key)) { + continue + } + if (key === 'style') { + // leave it to the style module + continue + } + res += renderAttr(key, attrs[key]); + } + return res +} + +function renderAttr (key, value) { + if (isBooleanAttr(key)) { + if (!isFalsyAttrValue(value)) { + return (" " + key + "=\"" + key + "\"") + } + } else if (isEnumeratedAttr(key)) { + return (" " + key + "=\"" + (isFalsyAttrValue(value) || value === 'false' ? 'false' : 'true') + "\"") + } else if (!isFalsyAttrValue(value)) { + return (" " + key + "=\"" + (escape(String(value))) + "\"") + } + return '' +} + +/* */ + +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, + vnode.children, + 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.isCloned = true; + return cloned +} + +/* */ + +function renderDOMProps (node) { + var props = node.data.domProps; + var res = ''; + + var parent = node.parent; + while (isDef(parent)) { + if (parent.data && parent.data.domProps) { + props = extend(extend({}, props), parent.data.domProps); + } + parent = parent.parent; + } + + if (isUndef(props)) { + return res + } + + var attrs = node.data.attrs; + for (var key in props) { + if (key === 'innerHTML') { + setText(node, props[key], true); + } else if (key === 'textContent') { + setText(node, props[key], false); + } else if (key === 'value' && node.tag === 'textarea') { + setText(node, props[key], false); + } else { + // $flow-disable-line (WTF?) + var attr = propsToAttrMap[key] || key.toLowerCase(); + if (isRenderableAttr(attr) && + // avoid rendering double-bound props/attrs twice + !(isDef(attrs) && isDef(attrs[attr])) + ) { + res += renderAttr(attr, props[key]); + } + } + } + return res +} + +function setText (node, text, raw) { + var child = new VNode(undefined, undefined, undefined, text); + child.raw = raw; + node.children = [child]; +} + +/* */ + +/** + * Check if a string starts with $ or _ + */ + + +/** + * Define a property. + */ +function def (obj, key, val, enumerable) { + Object.defineProperty(obj, key, { + value: val, + enumerable: !!enumerable, + writable: true, + configurable: true + }); +} + +/* */ + +// 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; + +// Firefox has a "watch" function on Object.prototype... +var nativeWatch = ({}).watch; + + +if (inBrowser) { + try { + var opts = {}; + Object.defineProperty(opts, 'passive', ({ + get: function get () { + /* istanbul ignore next */ + + } + })); // 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'].env.VUE_ENV === 'server'; + } else { + _isServer = false; + } + } + 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()) +} + +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 = (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 SSR_ATTR = 'data-server-rendered'; + +var ASSET_TYPES = [ + 'component', + 'directive', + 'filter' +]; + +var LIFECYCLE_HOOKS = [ + 'beforeCreate', + 'created', + 'beforeMount', + 'mounted', + 'beforeUpdate', + 'updated', + 'beforeDestroy', + 'destroyed', + 'activated', + 'deactivated', + 'errorCaptured' +]; + +/* */ + +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 + */ + // $flow-disable-line + keyCodes: Object.create(null), + + /** + * Check if a tag is reserved so that it cannot be registered as a + * component. This is platform-dependent and may be overwritten. + */ + isReservedTag: no, + + /** + * Check if an attribute is reserved so that it cannot be used as a component + * prop. This is platform-dependent and may be overwritten. + */ + isReservedAttr: no, + + /** + * Check if a tag is an unknown element. + * Platform-dependent. + */ + isUnknownElement: no, + + /** + * Get the namespace of an element + */ + getTagNamespace: noop, + + /** + * Parse the real tag name for the specific platform. + */ + parsePlatformTagName: identity, + + /** + * Check if an attribute must be bound using property, e.g. value + * Platform-dependent. + */ + mustUseProp: no, + + /** + * Exposed for legacy reasons + */ + _lifecycleHooks: LIFECYCLE_HOOKS +}) + +/* */ + +var warn = noop; +var tip = noop; +var generateComponentTrace = (noop); // work around flow check +var formatComponentName = (noop); + +{ + var hasConsole = typeof console !== 'undefined'; + var classifyRE = /(?:^|[-_])(\w)/g; + var classify = function (str) { return str + .replace(classifyRE, function (c) { return c.toUpperCase(); }) + .replace(/[-_]/g, ''); }; + + warn = function (msg, vm) { + var trace = vm ? generateComponentTrace(vm) : ''; + + if (config.warnHandler) { + config.warnHandler.call(null, msg, vm, trace); + } else if (hasConsole && (!config.silent)) { + console.error(("[Vue warn]: " + msg + trace)); + } + }; + + tip = function (msg, vm) { + if (hasConsole && (!config.silent)) { + console.warn("[Vue tip]: " + msg + ( + vm ? generateComponentTrace(vm) : '' + )); + } + }; + + formatComponentName = function (vm, includeFile) { + if (vm.$root === vm) { + return '<Root>' + } + 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)) + ">") : "<Anonymous>") + + (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; + } + } + 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)) + ")") + } + }; +} + +/* */ + + +var uid = 0; + +/** + * A dep is an observable that can have multiple + * directives subscribing to it. + */ +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(); + for (var i = 0, l = subs.length; i < l; i++) { + subs[i].update(); + } +}; + +// the current target watcher being evaluated. +// this is globally unique because there could be only one +// watcher being evaluated at any time. +Dep.target = null; +var targetStack = []; + +function pushTarget (_target) { + if (Dep.target) { targetStack.push(Dep.target); } + Dep.target = _target; +} + +function popTarget () { + Dep.target = targetStack.pop(); +} + +/* + * 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' +]; + +/** + * 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 + }); +}); + +/* */ + +var arrayKeys = Object.getOwnPropertyNames(arrayMethods); + +/** + * In some cases we may want to disable observation inside a component's + * update computation. + */ +var shouldObserve = true; + +function toggleObserving (value) { + shouldObserve = value; +} + +/** + * 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)) { + var augment = hasProto + ? protoAugment + : copyAugment; + augment(value, arrayMethods, arrayKeys); + this.observeArray(value); + } else { + this.walk(value); + } +}; + +/** + * Walk through each property 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(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]); + } +}; + +// helpers + +/** + * Augment an target Object or Array by intercepting + * the prototype chain using __proto__ + */ +function protoAugment (target, src, keys) { + /* eslint-disable no-proto */ + target.__proto__ = src; + /* eslint-enable no-proto */ +} + +/** + * Augment an 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 +} + +/** + * Define a reactive property on an Object. + */ +function defineReactive ( + 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; + if (!getter && arguments.length === 2) { + val = obj[key]; + } + var setter = property && property.set; + + 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 ("development" !== 'production' && customSetter) { + customSetter(); + } + if (setter) { + setter.call(obj, newVal); + } else { + val = newVal; + } + childOb = !shallow && observe(newVal); + dep.notify(); + } + }); +} + +/** + * 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 ("development" !== 'production' && + (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)) { + "development" !== 'production' && 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(ob.value, key, val); + ob.dep.notify(); + return val +} + +/** + * Delete a property and trigger change if necessary. + */ + + +/** + * 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 = Object.keys(from); + for (var i = 0; i < keys.length; i++) { + key = keys[i]; + toVal = to[key]; + fromVal = from[key]; + if (!hasOwn(to, key)) { + set(to, key, fromVal); + } else if (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') { + "development" !== 'production' && 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 +) { + return childVal + ? parentVal + ? parentVal.concat(childVal) + : Array.isArray(childVal) + ? childVal + : [childVal] + : parentVal +} + +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) { + "development" !== 'production' && 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$1] = parent + ? parent.concat(child) + : Array.isArray(child) ? child : [child]; + } + return ret +}; + +/** + * Other object hashes. + */ +strats.props = +strats.methods = +strats.inject = +strats.computed = function ( + parentVal, + childVal, + vm, + key +) { + if (childVal && "development" !== 'production') { + assertObjectType(key, childVal, vm); + } + if (!parentVal) { return childVal } + var ret = Object.create(null); + extend(ret, parentVal); + if (childVal) { extend(ret, childVal); } + return ret +}; +strats.provide = mergeDataOrFn; + +/** + * Default strategy. + */ +var defaultStrat = function (parentVal, childVal) { + return childVal === undefined + ? parentVal + : childVal +}; + +/** + * Validate component names + */ +function checkComponents (options) { + for (var key in options.components) { + validateComponentName(key); + } +} + +function validateComponentName (name) { + if (!/^[a-zA-Z][\w-]*$/.test(name)) { + warn( + 'Invalid component name: "' + name + '". Component names ' + + 'can only contain alphanumeric characters and the hyphen, ' + + 'and must start with a letter.' + ); + } + 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 = dirs[key]; + if (typeof def === 'function') { + dirs[key] = { bind: def, update: def }; + } + } + } +} + +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); + var extendsFrom = child.extends; + if (extendsFrom) { + parent = mergeOptions(parent, extendsFrom, 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 ("development" !== 'production' && 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 ("development" !== 'production' && 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( + "Invalid prop: type check failed for prop \"" + name + "\"." + + " Expected " + (expectedTypes.map(capitalize).join(', ')) + + ", got " + (toRawType(value)) + ".", + 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)$/; + +function assertType (value, type) { + var valid; + var expectedType = getType(type); + if (simpleCheckRE.test(expectedType)) { + var t = typeof value; + valid = t === expectedType.toLowerCase(); + // for primitive wrapper objects + if (!valid && t === 'object') { + valid = value instanceof type; + } + } else if (expectedType === 'Object') { + valid = isPlainObject(value); + } else if (expectedType === 'Array') { + valid = Array.isArray(value); + } else { + valid = value instanceof type; + } + return { + valid: valid, + expectedType: expectedType + } +} + +/** + * Use function string name to check built-in types, + * because a simple equality check will fail when running + * across different vms / iframes. + */ +function getType (fn) { + var match = fn && fn.toString().match(/^\s*function (\w+)/); + return match ? match[1] : '' +} + +function isSameType (a, b) { + return getType(a) === getType(b) +} + +function getTypeIndex (type, expectedTypes) { + if (!Array.isArray(expectedTypes)) { + return isSameType(expectedTypes, type) ? 0 : -1 + } + for (var i = 0, len = expectedTypes.length; i < len; i++) { + if (isSameType(expectedTypes[i], type)) { + return i + } + } + return -1 +} + +/* */ + +function handleError (err, vm, info) { + if (vm) { + var cur = vm; + while ((cur = cur.$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'); + } + } + } + } + } + globalHandleError(err, vm, info); +} + +function globalHandleError (err, vm, info) { + if (config.errorHandler) { + try { + return config.errorHandler.call(null, err, vm, info) + } catch (e) { + logError(e, null, 'config.errorHandler'); + } + } + logError(err, vm, info); +} + +function logError (err, vm, info) { + { + warn(("Error in " + info + ": \"" + (err.toString()) + "\""), vm); + } + /* istanbul ignore else */ + if ((inBrowser || inWeex) && typeof console !== 'undefined') { + console.error(err); + } else { + throw err + } +} + +/* */ +/* globals MessageChannel */ + +var callbacks = []; +function flushCallbacks () { + var copies = callbacks.slice(0); + callbacks.length = 0; + for (var i = 0; i < copies.length; i++) { + copies[i](); + } +} + +// Determine (macro) task defer implementation. +// Technically setImmediate should be the ideal choice, but it's only available +// in IE. The only polyfill that consistently queues the callback after all DOM +// events triggered in the same loop is by using MessageChannel. +/* istanbul ignore if */ +if (typeof setImmediate !== 'undefined' && isNative(setImmediate)) { + +} else if (typeof MessageChannel !== 'undefined' && ( + isNative(MessageChannel) || + // PhantomJS + MessageChannel.toString() === '[object MessageChannelConstructor]' +)) { + var channel = new MessageChannel(); + channel.port1.onmessage = flushCallbacks; + +} else { + /* istanbul ignore next */ + +} + +// Determine microtask defer implementation. +/* istanbul ignore next, $flow-disable-line */ +if (typeof Promise !== 'undefined' && isNative(Promise)) { + +} else { + // fallback to macro + +} + +/** + * Wrap a function so that if any code inside triggers state change, + * the changes are queued using a (macro) task instead of a microtask. + */ + +/* */ + +/* */ + +function genClassForVnode (vnode) { + var data = vnode.data; + var parentNode = vnode; + var childNode = vnode; + while (isDef(childNode.componentInstance)) { + childNode = childNode.componentInstance._vnode; + if (childNode && childNode.data) { + data = mergeClassData(childNode.data, data); + } + } + while (isDef(parentNode = parentNode.parent)) { + if (parentNode && parentNode.data) { + data = mergeClassData(data, parentNode.data); + } + } + return renderClass(data.staticClass, data.class) +} + +function mergeClassData (child, parent) { + return { + staticClass: concat(child.staticClass, parent.staticClass), + class: isDef(child.class) + ? [child.class, parent.class] + : parent.class + } +} + +function renderClass ( + staticClass, + dynamicClass +) { + if (isDef(staticClass) || isDef(dynamicClass)) { + return concat(staticClass, stringifyClass(dynamicClass)) + } + /* istanbul ignore next */ + return '' +} + +function concat (a, b) { + return a ? b ? (a + ' ' + b) : a : (b || '') +} + +function stringifyClass (value) { + if (Array.isArray(value)) { + return stringifyArray(value) + } + if (isObject(value)) { + return stringifyObject(value) + } + if (typeof value === 'string') { + return value + } + /* istanbul ignore next */ + return '' +} + +function stringifyArray (value) { + var res = ''; + var stringified; + for (var i = 0, l = value.length; i < l; i++) { + if (isDef(stringified = stringifyClass(value[i])) && stringified !== '') { + if (res) { res += ' '; } + res += stringified; + } + } + return res +} + +function stringifyObject (value) { + var res = ''; + for (var key in value) { + if (value[key]) { + if (res) { res += ' '; } + res += key; + } + } + return res +} + +/* */ + + + +var isHTMLTag = makeMap( + 'html,body,base,head,link,meta,style,title,' + + 'address,article,aside,footer,header,h1,h2,h3,h4,h5,h6,hgroup,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,rtc,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,menuitem,summary,' + + 'content,element,shadow,template,blockquote,iframe,tfoot' +); + +// this map is intentionally selective, only covering SVG elements that may +// contain child elements. +var isSVG = makeMap( + 'svg,animate,circle,clippath,cursor,defs,desc,ellipse,filter,font-face,' + + 'foreignObject,g,glyph,image,line,marker,mask,missing-glyph,path,pattern,' + + 'polygon,polyline,rect,switch,symbol,text,textpath,tspan,use,view', + true +); + +var isPreTag = function (tag) { return tag === 'pre'; }; + +var isReservedTag = function (tag) { + return isHTMLTag(tag) || isSVG(tag) +}; + +function getTagNamespace (tag) { + if (isSVG(tag)) { + return 'svg' + } + // basic support for MathML + // note it doesn't support other MathML elements being component roots + if (tag === 'math') { + return 'math' + } +} + + + +var isTextInputType = makeMap('text,number,password,search,email,tel,url'); + +/* */ + +/** + * Query an element selector if it's not an element already. + */ + +/* */ + +function renderClass$1 (node) { + var classList = genClassForVnode(node); + if (classList !== '') { + return (" class=\"" + (escape(classList)) + "\"") + } +} + +/* */ + +var parseStyleText = cached(function (cssText) { + var res = {}; + var listDelimiter = /;(?![^(]*\))/g; + var propertyDelimiter = /:(.+)/; + cssText.split(listDelimiter).forEach(function (item) { + if (item) { + var tmp = item.split(propertyDelimiter); + tmp.length > 1 && (res[tmp[0].trim()] = tmp[1].trim()); + } + }); + return res +}); + +// merge static and dynamic style data on the same vnode +function normalizeStyleData (data) { + var style = normalizeStyleBinding(data.style); + // static style is pre-processed into an object during compilation + // and is always a fresh object, so it's safe to merge into it + return data.staticStyle + ? extend(data.staticStyle, style) + : style +} + +// normalize possible array / string values into Object +function normalizeStyleBinding (bindingStyle) { + if (Array.isArray(bindingStyle)) { + return toObject(bindingStyle) + } + if (typeof bindingStyle === 'string') { + return parseStyleText(bindingStyle) + } + return bindingStyle +} + +/** + * parent component style should be after child's + * so that parent component's style could override it + */ +function getStyle (vnode, checkChild) { + var res = {}; + var styleData; + + if (checkChild) { + var childNode = vnode; + while (childNode.componentInstance) { + childNode = childNode.componentInstance._vnode; + if ( + childNode && childNode.data && + (styleData = normalizeStyleData(childNode.data)) + ) { + extend(res, styleData); + } + } + } + + if ((styleData = normalizeStyleData(vnode.data))) { + extend(res, styleData); + } + + var parentNode = vnode; + while ((parentNode = parentNode.parent)) { + if (parentNode.data && (styleData = normalizeStyleData(parentNode.data))) { + extend(res, styleData); + } + } + return res +} + +/* */ + +function genStyle (style) { + var styleText = ''; + for (var key in style) { + var value = style[key]; + var hyphenatedKey = hyphenate(key); + if (Array.isArray(value)) { + for (var i = 0, len = value.length; i < len; i++) { + styleText += hyphenatedKey + ":" + (value[i]) + ";"; + } + } else { + styleText += hyphenatedKey + ":" + value + ";"; + } + } + return styleText +} + +function renderStyle (vnode) { + var styleText = genStyle(getStyle(vnode, false)); + if (styleText !== '') { + return (" style=" + (JSON.stringify(escape(styleText)))) + } +} + +var modules = [ + renderAttrs, + renderDOMProps, + renderClass$1, + renderStyle +] + +/* */ + +function show (node, dir) { + if (!dir.value) { + var style = node.data.style || (node.data.style = {}); + if (Array.isArray(style)) { + style.push({ display: 'none' }); + } else { + style.display = 'none'; + } + } +} + +/* */ + +// this is only applied for <select v-model> because it is the only edge case +// that must be done at runtime instead of compile time. +function model (node, dir) { + if (!node.children) { return } + var value = dir.value; + var isMultiple = node.data.attrs && node.data.attrs.multiple; + for (var i = 0, l = node.children.length; i < l; i++) { + var option = node.children[i]; + if (option.tag === 'option') { + if (isMultiple) { + var selected = + Array.isArray(value) && + (looseIndexOf(value, getValue(option)) > -1); + if (selected) { + setSelected(option); + } + } else { + if (looseEqual(value, getValue(option))) { + setSelected(option); + return + } + } + } + } +} + +function getValue (option) { + var data = option.data || {}; + return ( + (data.attrs && data.attrs.value) || + (data.domProps && data.domProps.value) || + (option.children && option.children[0] && option.children[0].text) + ) +} + +function setSelected (option) { + var data = option.data || (option.data = {}); + var attrs = data.attrs || (data.attrs = {}); + attrs.selected = ''; +} + +var directives = { + show: show, + model: model +} + +/* */ + +var isUnaryTag = makeMap( + 'area,base,br,col,embed,frame,hr,img,input,isindex,keygen,' + + 'link,meta,param,source,track,wbr' +); + +// Elements that you can, intentionally, leave open +// (and which close themselves) +var canBeLeftOpenTag = makeMap( + 'colgroup,dd,dt,li,options,p,td,tfoot,th,thead,tr,source' +); + +// HTML5 tags https://html.spec.whatwg.org/multipage/indices.html#elements-3 +// Phrasing Content https://html.spec.whatwg.org/multipage/dom.html#phrasing-content +var isNonPhrasingTag = makeMap( + 'address,article,aside,base,blockquote,body,caption,col,colgroup,dd,' + + 'details,dialog,div,dl,dt,fieldset,figcaption,figure,footer,form,' + + 'h1,h2,h3,h4,h5,h6,head,header,hgroup,hr,html,legend,li,menuitem,meta,' + + 'optgroup,option,param,rp,rt,source,style,summary,tbody,td,tfoot,th,thead,' + + 'title,tr,track' +); + +/* */ + +var MAX_STACK_DEPTH = 1000; +var noop$1 = function (_) { return _; }; + +var defer = typeof process !== 'undefined' && process.nextTick + ? process.nextTick + : typeof Promise !== 'undefined' + ? function (fn) { return Promise.resolve().then(fn); } + : typeof setTimeout !== 'undefined' + ? setTimeout + : noop$1; + +if (defer === noop$1) { + throw new Error( + 'Your JavaScript runtime does not support any asynchronous primitives ' + + 'that are required by vue-server-renderer. Please use a polyfill for ' + + 'either Promise or setTimeout.' + ) +} + +function createWriteFunction ( + write, + onError +) { + var stackDepth = 0; + var cachedWrite = function (text, next) { + if (text && cachedWrite.caching) { + cachedWrite.cacheBuffer[cachedWrite.cacheBuffer.length - 1] += text; + } + var waitForNext = write(text, next); + if (waitForNext !== true) { + if (stackDepth >= MAX_STACK_DEPTH) { + defer(function () { + try { next(); } catch (e) { + onError(e); + } + }); + } else { + stackDepth++; + next(); + stackDepth--; + } + } + }; + cachedWrite.caching = false; + cachedWrite.cacheBuffer = []; + cachedWrite.componentBuffer = []; + return cachedWrite +} + +/* */ + +var RenderContext = function RenderContext (options) { + this.userContext = options.userContext; + this.activeInstance = options.activeInstance; + this.renderStates = []; + + this.write = options.write; + this.done = options.done; + this.renderNode = options.renderNode; + + this.isUnaryTag = options.isUnaryTag; + this.modules = options.modules; + this.directives = options.directives; + + var cache = options.cache; + if (cache && (!cache.get || !cache.set)) { + throw new Error('renderer cache must implement at least get & set.') + } + this.cache = cache; + this.get = cache && normalizeAsync(cache, 'get'); + this.has = cache && normalizeAsync(cache, 'has'); + + this.next = this.next.bind(this); +}; + +RenderContext.prototype.next = function next () { + var lastState = this.renderStates[this.renderStates.length - 1]; + if (isUndef(lastState)) { + return this.done() + } + switch (lastState.type) { + case 'Element': + case 'Fragment': + var children = lastState.children; + var total = lastState.total; + var rendered = lastState.rendered++; + if (rendered < total) { + this.renderNode(children[rendered], false, this); + } else { + this.renderStates.pop(); + if (lastState.type === 'Element') { + this.write(lastState.endTag, this.next); + } else { + this.next(); + } + } + break + case 'Component': + this.renderStates.pop(); + this.activeInstance = lastState.prevActive; + this.next(); + break + case 'ComponentWithCache': + this.renderStates.pop(); + var buffer = lastState.buffer; + var bufferIndex = lastState.bufferIndex; + var componentBuffer = lastState.componentBuffer; + var key = lastState.key; + var result = { + html: buffer[bufferIndex], + components: componentBuffer[bufferIndex] + }; + this.cache.set(key, result); + if (bufferIndex === 0) { + // this is a top-level cached component, + // exit caching mode. + this.write.caching = false; + } else { + // parent component is also being cached, + // merge self into parent's result + buffer[bufferIndex - 1] += result.html; + var prev = componentBuffer[bufferIndex - 1]; + result.components.forEach(function (c) { return prev.add(c); }); + } + buffer.length = bufferIndex; + componentBuffer.length = bufferIndex; + this.next(); + break + } +}; + +function normalizeAsync (cache, method) { + var fn = cache[method]; + if (isUndef(fn)) { + return + } else if (fn.length > 1) { + return function (key, cb) { return fn.call(cache, key, cb); } + } else { + return function (key, cb) { return cb(fn.call(cache, key)); } + } +} + +/* */ + +var validDivisionCharRE = /[\w).+\-_$\]]/; + +function parseFilters (exp) { + var inSingle = false; + var inDouble = false; + var inTemplateString = false; + var inRegex = false; + var curly = 0; + var square = 0; + var paren = 0; + var lastFilterIndex = 0; + var c, prev, i, expression, filters; + + for (i = 0; i < exp.length; i++) { + prev = c; + c = exp.charCodeAt(i); + if (inSingle) { + if (c === 0x27 && prev !== 0x5C) { inSingle = false; } + } else if (inDouble) { + if (c === 0x22 && prev !== 0x5C) { inDouble = false; } + } else if (inTemplateString) { + if (c === 0x60 && prev !== 0x5C) { inTemplateString = false; } + } else if (inRegex) { + if (c === 0x2f && prev !== 0x5C) { inRegex = false; } + } else if ( + c === 0x7C && // pipe + exp.charCodeAt(i + 1) !== 0x7C && + exp.charCodeAt(i - 1) !== 0x7C && + !curly && !square && !paren + ) { + if (expression === undefined) { + // first filter, end of expression + lastFilterIndex = i + 1; + expression = exp.slice(0, i).trim(); + } else { + pushFilter(); + } + } else { + switch (c) { + case 0x22: inDouble = true; break // " + case 0x27: inSingle = true; break // ' + case 0x60: inTemplateString = true; break // ` + case 0x28: paren++; break // ( + case 0x29: paren--; break // ) + case 0x5B: square++; break // [ + case 0x5D: square--; break // ] + case 0x7B: curly++; break // { + case 0x7D: curly--; break // } + } + if (c === 0x2f) { // / + var j = i - 1; + var p = (void 0); + // find first non-whitespace prev char + for (; j >= 0; j--) { + p = exp.charAt(j); + if (p !== ' ') { break } + } + if (!p || !validDivisionCharRE.test(p)) { + inRegex = true; + } + } + } + } + + if (expression === undefined) { + expression = exp.slice(0, i).trim(); + } else if (lastFilterIndex !== 0) { + pushFilter(); + } + + function pushFilter () { + (filters || (filters = [])).push(exp.slice(lastFilterIndex, i).trim()); + lastFilterIndex = i + 1; + } + + if (filters) { + for (i = 0; i < filters.length; i++) { + expression = wrapFilter(expression, filters[i]); + } + } + + return expression +} + +function wrapFilter (exp, filter) { + var i = filter.indexOf('('); + if (i < 0) { + // _f: resolveFilter + return ("_f(\"" + filter + "\")(" + exp + ")") + } else { + var name = filter.slice(0, i); + var args = filter.slice(i + 1); + return ("_f(\"" + name + "\")(" + exp + (args !== ')' ? ',' + args : args)) + } +} + +/* */ + +var defaultTagRE = /\{\{((?:.|\n)+?)\}\}/g; +var regexEscapeRE = /[-.*+?^${}()|[\]\/\\]/g; + +var buildRegex = cached(function (delimiters) { + var open = delimiters[0].replace(regexEscapeRE, '\\$&'); + var close = delimiters[1].replace(regexEscapeRE, '\\$&'); + return new RegExp(open + '((?:.|\\n)+?)' + close, 'g') +}); + + + +function parseText ( + text, + delimiters +) { + var tagRE = delimiters ? buildRegex(delimiters) : defaultTagRE; + if (!tagRE.test(text)) { + return + } + var tokens = []; + var rawTokens = []; + var lastIndex = tagRE.lastIndex = 0; + var match, index, tokenValue; + while ((match = tagRE.exec(text))) { + index = match.index; + // push text token + if (index > lastIndex) { + rawTokens.push(tokenValue = text.slice(lastIndex, index)); + tokens.push(JSON.stringify(tokenValue)); + } + // tag token + var exp = parseFilters(match[1].trim()); + tokens.push(("_s(" + exp + ")")); + rawTokens.push({ '@binding': exp }); + lastIndex = index + match[0].length; + } + if (lastIndex < text.length) { + rawTokens.push(tokenValue = text.slice(lastIndex)); + tokens.push(JSON.stringify(tokenValue)); + } + return { + expression: tokens.join('+'), + tokens: rawTokens + } +} + +/* */ + +function baseWarn (msg) { + console.error(("[Vue compiler]: " + msg)); +} + +function pluckModuleFunction ( + modules, + key +) { + return modules + ? modules.map(function (m) { return m[key]; }).filter(function (_) { return _; }) + : [] +} + +function addProp (el, name, value) { + (el.props || (el.props = [])).push({ name: name, value: value }); + el.plain = false; +} + +function addAttr (el, name, value) { + (el.attrs || (el.attrs = [])).push({ name: name, value: value }); + el.plain = false; +} + +// add a raw attr (use this in preTransforms) +function addRawAttr (el, name, value) { + el.attrsMap[name] = value; + el.attrsList.push({ name: name, value: value }); +} + +function addDirective ( + el, + name, + rawName, + value, + arg, + modifiers +) { + (el.directives || (el.directives = [])).push({ name: name, rawName: rawName, value: value, arg: arg, modifiers: modifiers }); + el.plain = false; +} + +function addHandler ( + el, + name, + value, + modifiers, + important, + warn +) { + modifiers = modifiers || emptyObject; + // warn prevent and passive modifier + /* istanbul ignore if */ + if ( + "development" !== 'production' && warn && + modifiers.prevent && modifiers.passive + ) { + warn( + 'passive and prevent can\'t be used together. ' + + 'Passive handler can\'t prevent default event.' + ); + } + + // check capture modifier + if (modifiers.capture) { + delete modifiers.capture; + name = '!' + name; // mark the event as captured + } + if (modifiers.once) { + delete modifiers.once; + name = '~' + name; // mark the event as once + } + /* istanbul ignore if */ + if (modifiers.passive) { + delete modifiers.passive; + name = '&' + name; // mark the event as passive + } + + // normalize click.right and click.middle since they don't actually fire + // this is technically browser-specific, but at least for now browsers are + // the only target envs that have right/middle clicks. + if (name === 'click') { + if (modifiers.right) { + name = 'contextmenu'; + delete modifiers.right; + } else if (modifiers.middle) { + name = 'mouseup'; + } + } + + var events; + if (modifiers.native) { + delete modifiers.native; + events = el.nativeEvents || (el.nativeEvents = {}); + } else { + events = el.events || (el.events = {}); + } + + var newHandler = { + value: value.trim() + }; + if (modifiers !== emptyObject) { + newHandler.modifiers = modifiers; + } + + var handlers = events[name]; + /* istanbul ignore if */ + if (Array.isArray(handlers)) { + important ? handlers.unshift(newHandler) : handlers.push(newHandler); + } else if (handlers) { + events[name] = important ? [newHandler, handlers] : [handlers, newHandler]; + } else { + events[name] = newHandler; + } + + el.plain = false; +} + +function getBindingAttr ( + el, + name, + getStatic +) { + var dynamicValue = + getAndRemoveAttr(el, ':' + name) || + getAndRemoveAttr(el, 'v-bind:' + name); + if (dynamicValue != null) { + return parseFilters(dynamicValue) + } else if (getStatic !== false) { + var staticValue = getAndRemoveAttr(el, name); + if (staticValue != null) { + return JSON.stringify(staticValue) + } + } +} + +// note: this only removes the attr from the Array (attrsList) so that it +// doesn't get processed by processAttrs. +// By default it does NOT remove it from the map (attrsMap) because the map is +// needed during codegen. +function getAndRemoveAttr ( + el, + name, + removeFromMap +) { + var val; + if ((val = el.attrsMap[name]) != null) { + var list = el.attrsList; + for (var i = 0, l = list.length; i < l; i++) { + if (list[i].name === name) { + list.splice(i, 1); + break + } + } + } + if (removeFromMap) { + delete el.attrsMap[name]; + } + return val +} + +/* */ + +function transformNode (el, options) { + var warn = options.warn || baseWarn; + var staticClass = getAndRemoveAttr(el, 'class'); + if ("development" !== 'production' && staticClass) { + var res = parseText(staticClass, options.delimiters); + if (res) { + warn( + "class=\"" + staticClass + "\": " + + 'Interpolation inside attributes has been removed. ' + + 'Use v-bind or the colon shorthand instead. For example, ' + + 'instead of <div class="{{ val }}">, use <div :class="val">.' + ); + } + } + if (staticClass) { + el.staticClass = JSON.stringify(staticClass); + } + var classBinding = getBindingAttr(el, 'class', false /* getStatic */); + if (classBinding) { + el.classBinding = classBinding; + } +} + +function genData (el) { + var data = ''; + if (el.staticClass) { + data += "staticClass:" + (el.staticClass) + ","; + } + if (el.classBinding) { + data += "class:" + (el.classBinding) + ","; + } + return data +} + +var klass = { + staticKeys: ['staticClass'], + transformNode: transformNode, + genData: genData +} + +/* */ + +function transformNode$1 (el, options) { + var warn = options.warn || baseWarn; + var staticStyle = getAndRemoveAttr(el, 'style'); + if (staticStyle) { + /* istanbul ignore if */ + { + var res = parseText(staticStyle, options.delimiters); + if (res) { + warn( + "style=\"" + staticStyle + "\": " + + 'Interpolation inside attributes has been removed. ' + + 'Use v-bind or the colon shorthand instead. For example, ' + + 'instead of <div style="{{ val }}">, use <div :style="val">.' + ); + } + } + el.staticStyle = JSON.stringify(parseStyleText(staticStyle)); + } + + var styleBinding = getBindingAttr(el, 'style', false /* getStatic */); + if (styleBinding) { + el.styleBinding = styleBinding; + } +} + +function genData$1 (el) { + var data = ''; + if (el.staticStyle) { + data += "staticStyle:" + (el.staticStyle) + ","; + } + if (el.styleBinding) { + data += "style:(" + (el.styleBinding) + "),"; + } + return data +} + +var style = { + staticKeys: ['staticStyle'], + transformNode: transformNode$1, + genData: genData$1 +} + +var commonjsGlobal = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; + + + + + +function createCommonjsModule(fn, module) { + return module = { exports: {} }, fn(module, module.exports), module.exports; +} + +var he = createCommonjsModule(function (module, exports) { +/*! https://mths.be/he v1.1.1 by @mathias | MIT license */ +(function(root) { + + // Detect free variables `exports`. + var freeExports = 'object' == 'object' && exports; + + // Detect free variable `module`. + var freeModule = 'object' == 'object' && module && + module.exports == freeExports && module; + + // Detect free variable `global`, from Node.js or Browserified code, + // and use it as `root`. + var freeGlobal = typeof commonjsGlobal == 'object' && commonjsGlobal; + if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) { + root = freeGlobal; + } + + /*--------------------------------------------------------------------------*/ + + // All astral symbols. + var regexAstralSymbols = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g; + // All ASCII symbols (not just printable ASCII) except those listed in the + // first column of the overrides table. + // https://html.spec.whatwg.org/multipage/syntax.html#table-charref-overrides + var regexAsciiWhitelist = /[\x01-\x7F]/g; + // All BMP symbols that are not ASCII newlines, printable ASCII symbols, or + // code points listed in the first column of the overrides table on + // https://html.spec.whatwg.org/multipage/syntax.html#table-charref-overrides. + var regexBmpWhitelist = /[\x01-\t\x0B\f\x0E-\x1F\x7F\x81\x8D\x8F\x90\x9D\xA0-\uFFFF]/g; + + var regexEncodeNonAscii = 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+ var encodeMap = 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','\u2A73':'Esim','\u2A77':'eDDot','\u2A78':'equivDD','\u2A79':'ltcir','\u2A7A':'gtcir','\u2A7B':'ltquest','\u2A7C':'gtquest','\u2A7D':'les','\u2A7D\u0338':'nles','\u2A7E':'ges','\u2A7E\u0338':'nges','\u2A7F':'lesdot','\u2A80':'gesdot','\u2A81':'lesdoto','\u2A82':'gesdoto','\u2A83':'lesdotor','\u2A84':'gesdotol','\u2A85':'lap','\u2A86':'gap','\u2A87':'lne','\u2A88':'gne','\u2A89':'lnap','\u2A8A':'gnap','\u2A8B':'lEg','\u2A8C':'gEl','\u2A8D':'lsime','\u2A8E':'gsime','\u2A8F':'lsimg','\u2A90':'gsiml','\u2A91':'lgE','\u2A92':'glE','\u2A93':'lesges','\u2A94':'gesles','\u2A95':'els','\u2A96':'egs','\u2A97':'elsdot','\u2A98':'egsdot','\u2A99':'el','\u2A9A':'eg','\u2A9D':'siml','\u2A9E':'simg','\u2A9F':'simlE','\u2AA0':'simgE','\u2AA1':'LessLess','\u2AA1\u0338':'NotNestedLessLess','\u2AA2':'GreaterGreater','\u2AA2\u0338':'NotNestedGreaterGreater','\u2AA4':'glj','\u2AA5':'gla','\u2AA6':'ltcc','\u2AA7':'gtcc','\u2AA8':'lescc','\u2AA9':'gescc','\u2AAA':'smt','\u2AAB':'lat','\u2AAC':'smte','\u2AAC\uFE00':'smtes','\u2AAD':'late','\u2AAD\uFE00':'lates','\u2AAE':'bumpE','\u2AAF':'pre','\u2AAF\u0338':'npre','\u2AB0':'sce','\u2AB0\u0338':'nsce','\u2AB3':'prE','\u2AB4':'scE','\u2AB5':'prnE','\u2AB6':'scnE','\u2AB7':'prap','\u2AB8':'scap','\u2AB9':'prnap','\u2ABA':'scnap','\u2ABB':'Pr','\u2ABC':'Sc','\u2ABD':'subdot','\u2ABE':'supdot','\u2ABF':'subplus','\u2AC0':'supplus','\u2AC1':'submult','\u2AC2':'supmult','\u2AC3':'subedot','\u2AC4':'supedot','\u2AC5':'subE','\u2AC5\u0338':'nsubE','\u2AC6':'supE','\u2AC6\u0338':'nsupE','\u2AC7':'subsim','\u2AC8':'supsim','\u2ACB\uFE00':'vsubnE','\u2ACB':'subnE','\u2ACC\uFE00':'vsupnE','\u2ACC':'supnE','\u2ACF':'csub','\u2AD0':'csup','\u2AD1':'csube','\u2AD2':'csupe','\u2AD3':'subsup','\u2AD4':'supsub','\u2AD5':'subsub','\u2AD6':'supsup','\u2AD7':'suphsub','\u2AD8':'supdsub','\u2AD9':'forkv','\u2ADA':'topfork','\u2ADB':'mlcp','\u2AE4':'Dashv','\u2AE6':'Vdashl','\u2AE7':'Barv','\u2AE8':'vBar','\u2AE9':'vBarv','\u2AEB':'Vbar','\u2AEC':'Not','\u2AED':'bNot','\u2AEE':'rnmid','\u2AEF':'cirmid','\u2AF0':'midcir','\u2AF1':'topcir','\u2AF2':'nhpar','\u2AF3':'parsim','\u2AFD':'parsl','\u2AFD\u20E5':'nparsl','\u266D':'flat','\u266E':'natur','\u266F':'sharp','\xA4':'curren','\xA2':'cent','$':'dollar','\xA3':'pound','\xA5':'yen','\u20AC':'euro','\xB9':'sup1','\xBD':'half','\u2153':'frac13','\xBC':'frac14','\u2155':'frac15','\u2159':'frac16','\u215B':'frac18','\xB2':'sup2','\u2154':'frac23','\u2156':'frac25','\xB3':'sup3','\xBE':'frac34','\u2157':'frac35','\u215C':'frac38','\u2158':'frac45','\u215A':'frac56','\u215D':'frac58','\u215E':'frac78','\uD835\uDCB6':'ascr','\uD835\uDD52':'aopf','\uD835\uDD1E':'afr','\uD835\uDD38':'Aopf','\uD835\uDD04':'Afr','\uD835\uDC9C':'Ascr','\xAA':'ordf','\xE1':'aacute','\xC1':'Aacute','\xE0':'agrave','\xC0':'Agrave','\u0103':'abreve','\u0102':'Abreve','\xE2':'acirc','\xC2':'Acirc','\xE5':'aring','\xC5':'angst','\xE4':'auml','\xC4':'Auml','\xE3':'atilde','\xC3':'Atilde','\u0105':'aogon','\u0104':'Aogon','\u0101':'amacr','\u0100':'Amacr','\xE6':'aelig','\xC6':'AElig','\uD835\uDCB7':'bscr','\uD835\uDD53':'bopf','\uD835\uDD1F':'bfr','\uD835\uDD39':'Bopf','\u212C':'Bscr','\uD835\uDD05':'Bfr','\uD835\uDD20':'cfr','\uD835\uDCB8':'cscr','\uD835\uDD54':'copf','\u212D':'Cfr','\uD835\uDC9E':'Cscr','\u2102':'Copf','\u0107':'cacute','\u0106':'Cacute','\u0109':'ccirc','\u0108':'Ccirc','\u010D':'ccaron','\u010C':'Ccaron','\u010B':'cdot','\u010A':'Cdot','\xE7':'ccedil','\xC7':'Ccedil','\u2105':'incare','\uD835\uDD21':'dfr','\u2146':'dd','\uD835\uDD55':'dopf','\uD835\uDCB9':'dscr','\uD835\uDC9F':'Dscr','\uD835\uDD07':'Dfr','\u2145':'DD','\uD835\uDD3B':'Dopf','\u010F':'dcaron','\u010E':'Dcaron','\u0111':'dstrok','\u0110':'Dstrok','\xF0':'eth','\xD0':'ETH','\u2147':'ee','\u212F':'escr','\uD835\uDD22':'efr','\uD835\uDD56':'eopf','\u2130':'Escr','\uD835\uDD08':'Efr','\uD835\uDD3C':'Eopf','\xE9':'eacute','\xC9':'Eacute','\xE8':'egrave','\xC8':'Egrave','\xEA':'ecirc','\xCA':'Ecirc','\u011B':'ecaron','\u011A':'Ecaron','\xEB':'euml','\xCB':'Euml','\u0117':'edot','\u0116':'Edot','\u0119':'eogon','\u0118':'Eogon','\u0113':'emacr','\u0112':'Emacr','\uD835\uDD23':'ffr','\uD835\uDD57':'fopf','\uD835\uDCBB':'fscr','\uD835\uDD09':'Ffr','\uD835\uDD3D':'Fopf','\u2131':'Fscr','\uFB00':'fflig','\uFB03':'ffilig','\uFB04':'ffllig','\uFB01':'filig','fj':'fjlig','\uFB02':'fllig','\u0192':'fnof','\u210A':'gscr','\uD835\uDD58':'gopf','\uD835\uDD24':'gfr','\uD835\uDCA2':'Gscr','\uD835\uDD3E':'Gopf','\uD835\uDD0A':'Gfr','\u01F5':'gacute','\u011F':'gbreve','\u011E':'Gbreve','\u011D':'gcirc','\u011C':'Gcirc','\u0121':'gdot','\u0120':'Gdot','\u0122':'Gcedil','\uD835\uDD25':'hfr','\u210E':'planckh','\uD835\uDCBD':'hscr','\uD835\uDD59':'hopf','\u210B':'Hscr','\u210C':'Hfr','\u210D':'Hopf','\u0125':'hcirc','\u0124':'Hcirc','\u210F':'hbar','\u0127':'hstrok','\u0126':'Hstrok','\uD835\uDD5A':'iopf','\uD835\uDD26':'ifr','\uD835\uDCBE':'iscr','\u2148':'ii','\uD835\uDD40':'Iopf','\u2110':'Iscr','\u2111':'Im','\xED':'iacute','\xCD':'Iacute','\xEC':'igrave','\xCC':'Igrave','\xEE':'icirc','\xCE':'Icirc','\xEF':'iuml','\xCF':'Iuml','\u0129':'itilde','\u0128':'Itilde','\u0130':'Idot','\u012F':'iogon','\u012E':'Iogon','\u012B':'imacr','\u012A':'Imacr','\u0133':'ijlig','\u0132':'IJlig','\u0131':'imath','\uD835\uDCBF':'jscr','\uD835\uDD5B':'jopf','\uD835\uDD27':'jfr','\uD835\uDCA5':'Jscr','\uD835\uDD0D':'Jfr','\uD835\uDD41':'Jopf','\u0135':'jcirc','\u0134':'Jcirc','\u0237':'jmath','\uD835\uDD5C':'kopf','\uD835\uDCC0':'kscr','\uD835\uDD28':'kfr','\uD835\uDCA6':'Kscr','\uD835\uDD42':'Kopf','\uD835\uDD0E':'Kfr','\u0137':'kcedil','\u0136':'Kcedil','\uD835\uDD29':'lfr','\uD835\uDCC1':'lscr','\u2113':'ell','\uD835\uDD5D':'lopf','\u2112':'Lscr','\uD835\uDD0F':'Lfr','\uD835\uDD43':'Lopf','\u013A':'lacute','\u0139':'Lacute','\u013E':'lcaron','\u013D':'Lcaron','\u013C':'lcedil','\u013B':'Lcedil','\u0142':'lstrok','\u0141':'Lstrok','\u0140':'lmidot','\u013F':'Lmidot','\uD835\uDD2A':'mfr','\uD835\uDD5E':'mopf','\uD835\uDCC2':'mscr','\uD835\uDD10':'Mfr','\uD835\uDD44':'Mopf','\u2133':'Mscr','\uD835\uDD2B':'nfr','\uD835\uDD5F':'nopf','\uD835\uDCC3':'nscr','\u2115':'Nopf','\uD835\uDCA9':'Nscr','\uD835\uDD11':'Nfr','\u0144':'nacute','\u0143':'Nacute','\u0148':'ncaron','\u0147':'Ncaron','\xF1':'ntilde','\xD1':'Ntilde','\u0146':'ncedil','\u0145':'Ncedil','\u2116':'numero','\u014B':'eng','\u014A':'ENG','\uD835\uDD60':'oopf','\uD835\uDD2C':'ofr','\u2134':'oscr','\uD835\uDCAA':'Oscr','\uD835\uDD12':'Ofr','\uD835\uDD46':'Oopf','\xBA':'ordm','\xF3':'oacute','\xD3':'Oacute','\xF2':'ograve','\xD2':'Ograve','\xF4':'ocirc','\xD4':'Ocirc','\xF6':'ouml','\xD6':'Ouml','\u0151':'odblac','\u0150':'Odblac','\xF5':'otilde','\xD5':'Otilde','\xF8':'oslash','\xD8':'Oslash','\u014D':'omacr','\u014C':'Omacr','\u0153':'oelig','\u0152':'OElig','\uD835\uDD2D':'pfr','\uD835\uDCC5':'pscr','\uD835\uDD61':'popf','\u2119':'Popf','\uD835\uDD13':'Pfr','\uD835\uDCAB':'Pscr','\uD835\uDD62':'qopf','\uD835\uDD2E':'qfr','\uD835\uDCC6':'qscr','\uD835\uDCAC':'Qscr','\uD835\uDD14':'Qfr','\u211A':'Qopf','\u0138':'kgreen','\uD835\uDD2F':'rfr','\uD835\uDD63':'ropf','\uD835\uDCC7':'rscr','\u211B':'Rscr','\u211C':'Re','\u211D':'Ropf','\u0155':'racute','\u0154':'Racute','\u0159':'rcaron','\u0158':'Rcaron','\u0157':'rcedil','\u0156':'Rcedil','\uD835\uDD64':'sopf','\uD835\uDCC8':'sscr','\uD835\uDD30':'sfr','\uD835\uDD4A':'Sopf','\uD835\uDD16':'Sfr','\uD835\uDCAE':'Sscr','\u24C8':'oS','\u015B':'sacute','\u015A':'Sacute','\u015D':'scirc','\u015C':'Scirc','\u0161':'scaron','\u0160':'Scaron','\u015F':'scedil','\u015E':'Scedil','\xDF':'szlig','\uD835\uDD31':'tfr','\uD835\uDCC9':'tscr','\uD835\uDD65':'topf','\uD835\uDCAF':'Tscr','\uD835\uDD17':'Tfr','\uD835\uDD4B':'Topf','\u0165':'tcaron','\u0164':'Tcaron','\u0163':'tcedil','\u0162':'Tcedil','\u2122':'trade','\u0167':'tstrok','\u0166':'Tstrok','\uD835\uDCCA':'uscr','\uD835\uDD66':'uopf','\uD835\uDD32':'ufr','\uD835\uDD4C':'Uopf','\uD835\uDD18':'Ufr','\uD835\uDCB0':'Uscr','\xFA':'uacute','\xDA':'Uacute','\xF9':'ugrave','\xD9':'Ugrave','\u016D':'ubreve','\u016C':'Ubreve','\xFB':'ucirc','\xDB':'Ucirc','\u016F':'uring','\u016E':'Uring','\xFC':'uuml','\xDC':'Uuml','\u0171':'udblac','\u0170':'Udblac','\u0169':'utilde','\u0168':'Utilde','\u0173':'uogon','\u0172':'Uogon','\u016B':'umacr','\u016A':'Umacr','\uD835\uDD33':'vfr','\uD835\uDD67':'vopf','\uD835\uDCCB':'vscr','\uD835\uDD19':'Vfr','\uD835\uDD4D':'Vopf','\uD835\uDCB1':'Vscr','\uD835\uDD68':'wopf','\uD835\uDCCC':'wscr','\uD835\uDD34':'wfr','\uD835\uDCB2':'Wscr','\uD835\uDD4E':'Wopf','\uD835\uDD1A':'Wfr','\u0175':'wcirc','\u0174':'Wcirc','\uD835\uDD35':'xfr','\uD835\uDCCD':'xscr','\uD835\uDD69':'xopf','\uD835\uDD4F':'Xopf','\uD835\uDD1B':'Xfr','\uD835\uDCB3':'Xscr','\uD835\uDD36':'yfr','\uD835\uDCCE':'yscr','\uD835\uDD6A':'yopf','\uD835\uDCB4':'Yscr','\uD835\uDD1C':'Yfr','\uD835\uDD50':'Yopf','\xFD':'yacute','\xDD':'Yacute','\u0177':'ycirc','\u0176':'Ycirc','\xFF':'yuml','\u0178':'Yuml','\uD835\uDCCF':'zscr','\uD835\uDD37':'zfr','\uD835\uDD6B':'zopf','\u2128':'Zfr','\u2124':'Zopf','\uD835\uDCB5':'Zscr','\u017A':'zacute','\u0179':'Zacute','\u017E':'zcaron','\u017D':'Zcaron','\u017C':'zdot','\u017B':'Zdot','\u01B5':'imped','\xFE':'thorn','\xDE':'THORN','\u0149':'napos','\u03B1':'alpha','\u0391':'Alpha','\u03B2':'beta','\u0392':'Beta','\u03B3':'gamma','\u0393':'Gamma','\u03B4':'delta','\u0394':'Delta','\u03B5':'epsi','\u03F5':'epsiv','\u0395':'Epsilon','\u03DD':'gammad','\u03DC':'Gammad','\u03B6':'zeta','\u0396':'Zeta','\u03B7':'eta','\u0397':'Eta','\u03B8':'theta','\u03D1':'thetav','\u0398':'Theta','\u03B9':'iota','\u0399':'Iota','\u03BA':'kappa','\u03F0':'kappav','\u039A':'Kappa','\u03BB':'lambda','\u039B':'Lambda','\u03BC':'mu','\xB5':'micro','\u039C':'Mu','\u03BD':'nu','\u039D':'Nu','\u03BE':'xi','\u039E':'Xi','\u03BF':'omicron','\u039F':'Omicron','\u03C0':'pi','\u03D6':'piv','\u03A0':'Pi','\u03C1':'rho','\u03F1':'rhov','\u03A1':'Rho','\u03C3':'sigma','\u03A3':'Sigma','\u03C2':'sigmaf','\u03C4':'tau','\u03A4':'Tau','\u03C5':'upsi','\u03A5':'Upsilon','\u03D2':'Upsi','\u03C6':'phi','\u03D5':'phiv','\u03A6':'Phi','\u03C7':'chi','\u03A7':'Chi','\u03C8':'psi','\u03A8':'Psi','\u03C9':'omega','\u03A9':'ohm','\u0430':'acy','\u0410':'Acy','\u0431':'bcy','\u0411':'Bcy','\u0432':'vcy','\u0412':'Vcy','\u0433':'gcy','\u0413':'Gcy','\u0453':'gjcy','\u0403':'GJcy','\u0434':'dcy','\u0414':'Dcy','\u0452':'djcy','\u0402':'DJcy','\u0435':'iecy','\u0415':'IEcy','\u0451':'iocy','\u0401':'IOcy','\u0454':'jukcy','\u0404':'Jukcy','\u0436':'zhcy','\u0416':'ZHcy','\u0437':'zcy','\u0417':'Zcy','\u0455':'dscy','\u0405':'DScy','\u0438':'icy','\u0418':'Icy','\u0456':'iukcy','\u0406':'Iukcy','\u0457':'yicy','\u0407':'YIcy','\u0439':'jcy','\u0419':'Jcy','\u0458':'jsercy','\u0408':'Jsercy','\u043A':'kcy','\u041A':'Kcy','\u045C':'kjcy','\u040C':'KJcy','\u043B':'lcy','\u041B':'Lcy','\u0459':'ljcy','\u0409':'LJcy','\u043C':'mcy','\u041C':'Mcy','\u043D':'ncy','\u041D':'Ncy','\u045A':'njcy','\u040A':'NJcy','\u043E':'ocy','\u041E':'Ocy','\u043F':'pcy','\u041F':'Pcy','\u0440':'rcy','\u0420':'Rcy','\u0441':'scy','\u0421':'Scy','\u0442':'tcy','\u0422':'Tcy','\u045B':'tshcy','\u040B':'TSHcy','\u0443':'ucy','\u0423':'Ucy','\u045E':'ubrcy','\u040E':'Ubrcy','\u0444':'fcy','\u0424':'Fcy','\u0445':'khcy','\u0425':'KHcy','\u0446':'tscy','\u0426':'TScy','\u0447':'chcy','\u0427':'CHcy','\u045F':'dzcy','\u040F':'DZcy','\u0448':'shcy','\u0428':'SHcy','\u0449':'shchcy','\u0429':'SHCHcy','\u044A':'hardcy','\u042A':'HARDcy','\u044B':'ycy','\u042B':'Ycy','\u044C':'softcy','\u042C':'SOFTcy','\u044D':'ecy','\u042D':'Ecy','\u044E':'yucy','\u042E':'YUcy','\u044F':'yacy','\u042F':'YAcy','\u2135':'aleph','\u2136':'beth','\u2137':'gimel','\u2138':'daleth'}; + + var regexEscape = /["&'<>`]/g; + var escapeMap = { + '"': '"', + '&': '&', + '\'': ''', + '<': '<', + // See https://mathiasbynens.be/notes/ambiguous-ampersands: in HTML, the + // following is not strictly necessary unless it’s part of a tag or an + // unquoted attribute value. We’re only escaping it to support those + // situations, and for XML support. + '>': '>', + // In Internet Explorer ≤ 8, the backtick character can be used + // to break out of (un)quoted attribute values or HTML comments. + // See http://html5sec.org/#102, http://html5sec.org/#108, and + // http://html5sec.org/#133. + '`': '`' + }; + + var regexInvalidEntity = /&#(?:[xX][^a-fA-F0-9]|[^0-9xX])/; + var regexInvalidRawCodePoint = /[\0-\x08\x0B\x0E-\x1F\x7F-\x9F\uFDD0-\uFDEF\uFFFE\uFFFF]|[\uD83F\uD87F\uD8BF\uD8FF\uD93F\uD97F\uD9BF\uD9FF\uDA3F\uDA7F\uDABF\uDAFF\uDB3F\uDB7F\uDBBF\uDBFF][\uDFFE\uDFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]/; + var regexDecode = /&#([0-9]+)(;?)|&#[xX]([a-fA-F0-9]+)(;?)|&([0-9a-zA-Z]+);|&(Aacute|Agrave|Atilde|Ccedil|Eacute|Egrave|Iacute|Igrave|Ntilde|Oacute|Ograve|Oslash|Otilde|Uacute|Ugrave|Yacute|aacute|agrave|atilde|brvbar|ccedil|curren|divide|eacute|egrave|frac12|frac14|frac34|iacute|igrave|iquest|middot|ntilde|oacute|ograve|oslash|otilde|plusmn|uacute|ugrave|yacute|AElig|Acirc|Aring|Ecirc|Icirc|Ocirc|THORN|Ucirc|acirc|acute|aelig|aring|cedil|ecirc|icirc|iexcl|laquo|micro|ocirc|pound|raquo|szlig|thorn|times|ucirc|Auml|COPY|Euml|Iuml|Ouml|QUOT|Uuml|auml|cent|copy|euml|iuml|macr|nbsp|ordf|ordm|ouml|para|quot|sect|sup1|sup2|sup3|uuml|yuml|AMP|ETH|REG|amp|deg|eth|not|reg|shy|uml|yen|GT|LT|gt|lt)([=a-zA-Z0-9])?/g; + var decodeMap = {'aacute':'\xE1','Aacute':'\xC1','abreve':'\u0103','Abreve':'\u0102','ac':'\u223E','acd':'\u223F','acE':'\u223E\u0333','acirc':'\xE2','Acirc':'\xC2','acute':'\xB4','acy':'\u0430','Acy':'\u0410','aelig':'\xE6','AElig':'\xC6','af':'\u2061','afr':'\uD835\uDD1E','Afr':'\uD835\uDD04','agrave':'\xE0','Agrave':'\xC0','alefsym':'\u2135','aleph':'\u2135','alpha':'\u03B1','Alpha':'\u0391','amacr':'\u0101','Amacr':'\u0100','amalg':'\u2A3F','amp':'&','AMP':'&','and':'\u2227','And':'\u2A53','andand':'\u2A55','andd':'\u2A5C','andslope':'\u2A58','andv':'\u2A5A','ang':'\u2220','ange':'\u29A4','angle':'\u2220','angmsd':'\u2221','angmsdaa':'\u29A8','angmsdab':'\u29A9','angmsdac':'\u29AA','angmsdad':'\u29AB','angmsdae':'\u29AC','angmsdaf':'\u29AD','angmsdag':'\u29AE','angmsdah':'\u29AF','angrt':'\u221F','angrtvb':'\u22BE','angrtvbd':'\u299D','angsph':'\u2222','angst':'\xC5','angzarr':'\u237C','aogon':'\u0105','Aogon':'\u0104','aopf':'\uD835\uDD52','Aopf':'\uD835\uDD38','ap':'\u2248','apacir':'\u2A6F','ape':'\u224A','apE':'\u2A70','apid':'\u224B','apos':'\'','ApplyFunction':'\u2061','approx':'\u2248','approxeq':'\u224A','aring':'\xE5','Aring':'\xC5','ascr':'\uD835\uDCB6','Ascr':'\uD835\uDC9C','Assign':'\u2254','ast':'*','asymp':'\u2248','asympeq':'\u224D','atilde':'\xE3','Atilde':'\xC3','auml':'\xE4','Auml':'\xC4','awconint':'\u2233','awint':'\u2A11','backcong':'\u224C','backepsilon':'\u03F6','backprime':'\u2035','backsim':'\u223D','backsimeq':'\u22CD','Backslash':'\u2216','Barv':'\u2AE7','barvee':'\u22BD','barwed':'\u2305','Barwed':'\u2306','barwedge':'\u2305','bbrk':'\u23B5','bbrktbrk':'\u23B6','bcong':'\u224C','bcy':'\u0431','Bcy':'\u0411','bdquo':'\u201E','becaus':'\u2235','because':'\u2235','Because':'\u2235','bemptyv':'\u29B0','bepsi':'\u03F6','bernou':'\u212C','Bernoullis':'\u212C','beta':'\u03B2','Beta':'\u0392','beth':'\u2136','between':'\u226C','bfr':'\uD835\uDD1F','Bfr':'\uD835\uDD05','bigcap':'\u22C2','bigcirc':'\u25EF','bigcup':'\u22C3','bigodot':'\u2A00','bigoplus':'\u2A01','bigotimes':'\u2A02','bigsqcup':'\u2A06','bigstar':'\u2605','bigtriangledown':'\u25BD','bigtriangleup':'\u25B3','biguplus':'\u2A04','bigvee':'\u22C1','bigwedge':'\u22C0','bkarow':'\u290D','blacklozenge':'\u29EB','blacksquare':'\u25AA','blacktriangle':'\u25B4','blacktriangledown':'\u25BE','blacktriangleleft':'\u25C2','blacktriangleright':'\u25B8','blank':'\u2423','blk12':'\u2592','blk14':'\u2591','blk34':'\u2593','block':'\u2588','bne':'=\u20E5','bnequiv':'\u2261\u20E5','bnot':'\u2310','bNot':'\u2AED','bopf':'\uD835\uDD53','Bopf':'\uD835\uDD39','bot':'\u22A5','bottom':'\u22A5','bowtie':'\u22C8','boxbox':'\u29C9','boxdl':'\u2510','boxdL':'\u2555','boxDl':'\u2556','boxDL':'\u2557','boxdr':'\u250C','boxdR':'\u2552','boxDr':'\u2553','boxDR':'\u2554','boxh':'\u2500','boxH':'\u2550','boxhd':'\u252C','boxhD':'\u2565','boxHd':'\u2564','boxHD':'\u2566','boxhu':'\u2534','boxhU':'\u2568','boxHu':'\u2567','boxHU':'\u2569','boxminus':'\u229F','boxplus':'\u229E','boxtimes':'\u22A0','boxul':'\u2518','boxuL':'\u255B','boxUl':'\u255C','boxUL':'\u255D','boxur':'\u2514','boxuR':'\u2558','boxUr':'\u2559','boxUR':'\u255A','boxv':'\u2502','boxV':'\u2551','boxvh':'\u253C','boxvH':'\u256A','boxVh':'\u256B','boxVH':'\u256C','boxvl':'\u2524','boxvL':'\u2561','boxVl':'\u2562','boxVL':'\u2563','boxvr':'\u251C','boxvR':'\u255E','boxVr':'\u255F','boxVR':'\u2560','bprime':'\u2035','breve':'\u02D8','Breve':'\u02D8','brvbar':'\xA6','bscr':'\uD835\uDCB7','Bscr':'\u212C','bsemi':'\u204F','bsim':'\u223D','bsime':'\u22CD','bsol':'\\','bsolb':'\u29C5','bsolhsub':'\u27C8','bull':'\u2022','bullet':'\u2022','bump':'\u224E','bumpe':'\u224F','bumpE':'\u2AAE','bumpeq':'\u224F','Bumpeq':'\u224E','cacute':'\u0107','Cacute':'\u0106','cap':'\u2229','Cap':'\u22D2','capand':'\u2A44','capbrcup':'\u2A49','capcap':'\u2A4B','capcup':'\u2A47','capdot':'\u2A40','CapitalDifferentialD':'\u2145','caps':'\u2229\uFE00','caret':'\u2041','caron':'\u02C7','Cayleys':'\u212D','ccaps':'\u2A4D','ccaron':'\u010D','Ccaron':'\u010C','ccedil':'\xE7','Ccedil':'\xC7','ccirc':'\u0109','Ccirc':'\u0108','Cconint':'\u2230','ccups':'\u2A4C','ccupssm':'\u2A50','cdot':'\u010B','Cdot':'\u010A','cedil':'\xB8','Cedilla':'\xB8','cemptyv':'\u29B2','cent':'\xA2','centerdot':'\xB7','CenterDot':'\xB7','cfr':'\uD835\uDD20','Cfr':'\u212D','chcy':'\u0447','CHcy':'\u0427','check':'\u2713','checkmark':'\u2713','chi':'\u03C7','Chi':'\u03A7','cir':'\u25CB','circ':'\u02C6','circeq':'\u2257','circlearrowleft':'\u21BA','circlearrowright':'\u21BB','circledast':'\u229B','circledcirc':'\u229A','circleddash':'\u229D','CircleDot':'\u2299','circledR':'\xAE','circledS':'\u24C8','CircleMinus':'\u2296','CirclePlus':'\u2295','CircleTimes':'\u2297','cire':'\u2257','cirE':'\u29C3','cirfnint':'\u2A10','cirmid':'\u2AEF','cirscir':'\u29C2','ClockwiseContourIntegral':'\u2232','CloseCurlyDoubleQuote':'\u201D','CloseCurlyQuote':'\u2019','clubs':'\u2663','clubsuit':'\u2663','colon':':','Colon':'\u2237','colone':'\u2254','Colone':'\u2A74','coloneq':'\u2254','comma':',','commat':'@','comp':'\u2201','compfn':'\u2218','complement':'\u2201','complexes':'\u2102','cong':'\u2245','congdot':'\u2A6D','Congruent':'\u2261','conint':'\u222E','Conint':'\u222F','ContourIntegral':'\u222E','copf':'\uD835\uDD54','Copf':'\u2102','coprod':'\u2210','Coproduct':'\u2210','copy':'\xA9','COPY':'\xA9','copysr':'\u2117','CounterClockwiseContourIntegral':'\u2233','crarr':'\u21B5','cross':'\u2717','Cross':'\u2A2F','cscr':'\uD835\uDCB8','Cscr':'\uD835\uDC9E','csub':'\u2ACF','csube':'\u2AD1','csup':'\u2AD0','csupe':'\u2AD2','ctdot':'\u22EF','cudarrl':'\u2938','cudarrr':'\u2935','cuepr':'\u22DE','cuesc':'\u22DF','cularr':'\u21B6','cularrp':'\u293D','cup':'\u222A','Cup':'\u22D3','cupbrcap':'\u2A48','cupcap':'\u2A46','CupCap':'\u224D','cupcup':'\u2A4A','cupdot':'\u228D','cupor':'\u2A45','cups':'\u222A\uFE00','curarr':'\u21B7','curarrm':'\u293C','curlyeqprec':'\u22DE','curlyeqsucc':'\u22DF','curlyvee':'\u22CE','curlywedge':'\u22CF','curren':'\xA4','curvearrowleft':'\u21B6','curvearrowright':'\u21B7','cuvee':'\u22CE','cuwed':'\u22CF','cwconint':'\u2232','cwint':'\u2231','cylcty':'\u232D','dagger':'\u2020','Dagger':'\u2021','daleth':'\u2138','darr':'\u2193','dArr':'\u21D3','Darr':'\u21A1','dash':'\u2010','dashv':'\u22A3','Dashv':'\u2AE4','dbkarow':'\u290F','dblac':'\u02DD','dcaron':'\u010F','Dcaron':'\u010E','dcy':'\u0434','Dcy':'\u0414','dd':'\u2146','DD':'\u2145','ddagger':'\u2021','ddarr':'\u21CA','DDotrahd':'\u2911','ddotseq':'\u2A77','deg':'\xB0','Del':'\u2207','delta':'\u03B4','Delta':'\u0394','demptyv':'\u29B1','dfisht':'\u297F','dfr':'\uD835\uDD21','Dfr':'\uD835\uDD07','dHar':'\u2965','dharl':'\u21C3','dharr':'\u21C2','DiacriticalAcute':'\xB4','DiacriticalDot':'\u02D9','DiacriticalDoubleAcute':'\u02DD','DiacriticalGrave':'`','DiacriticalTilde':'\u02DC','diam':'\u22C4','diamond':'\u22C4','Diamond':'\u22C4','diamondsuit':'\u2666','diams':'\u2666','die':'\xA8','DifferentialD':'\u2146','digamma':'\u03DD','disin':'\u22F2','div':'\xF7','divide':'\xF7','divideontimes':'\u22C7','divonx':'\u22C7','djcy':'\u0452','DJcy':'\u0402','dlcorn':'\u231E','dlcrop':'\u230D','dollar':'$','dopf':'\uD835\uDD55','Dopf':'\uD835\uDD3B','dot':'\u02D9','Dot':'\xA8','DotDot':'\u20DC','doteq':'\u2250','doteqdot':'\u2251','DotEqual':'\u2250','dotminus':'\u2238','dotplus':'\u2214','dotsquare':'\u22A1','doublebarwedge':'\u2306','DoubleContourIntegral':'\u222F','DoubleDot':'\xA8','DoubleDownArrow':'\u21D3','DoubleLeftArrow':'\u21D0','DoubleLeftRightArrow':'\u21D4','DoubleLeftTee':'\u2AE4','DoubleLongLeftArrow':'\u27F8','DoubleLongLeftRightArrow':'\u27FA','DoubleLongRightArrow':'\u27F9','DoubleRightArrow':'\u21D2','DoubleRightTee':'\u22A8','DoubleUpArrow':'\u21D1','DoubleUpDownArrow':'\u21D5','DoubleVerticalBar':'\u2225','downarrow':'\u2193','Downarrow':'\u21D3','DownArrow':'\u2193','DownArrowBar':'\u2913','DownArrowUpArrow':'\u21F5','DownBreve':'\u0311','downdownarrows':'\u21CA','downharpoonleft':'\u21C3','downharpoonright':'\u21C2','DownLeftRightVector':'\u2950','DownLeftTeeVector':'\u295E','DownLeftVector':'\u21BD','DownLeftVectorBar':'\u2956','DownRightTeeVector':'\u295F','DownRightVector':'\u21C1','DownRightVectorBar':'\u2957','DownTee':'\u22A4','DownTeeArrow':'\u21A7','drbkarow':'\u2910','drcorn':'\u231F','drcrop':'\u230C','dscr':'\uD835\uDCB9','Dscr':'\uD835\uDC9F','dscy':'\u0455','DScy':'\u0405','dsol':'\u29F6','dstrok':'\u0111','Dstrok':'\u0110','dtdot':'\u22F1','dtri':'\u25BF','dtrif':'\u25BE','duarr':'\u21F5','duhar':'\u296F','dwangle':'\u29A6','dzcy':'\u045F','DZcy':'\u040F','dzigrarr':'\u27FF','eacute':'\xE9','Eacute':'\xC9','easter':'\u2A6E','ecaron':'\u011B','Ecaron':'\u011A','ecir':'\u2256','ecirc':'\xEA','Ecirc':'\xCA','ecolon':'\u2255','ecy':'\u044D','Ecy':'\u042D','eDDot':'\u2A77','edot':'\u0117','eDot':'\u2251','Edot':'\u0116','ee':'\u2147','efDot':'\u2252','efr':'\uD835\uDD22','Efr':'\uD835\uDD08','eg':'\u2A9A','egrave':'\xE8','Egrave':'\xC8','egs':'\u2A96','egsdot':'\u2A98','el':'\u2A99','Element':'\u2208','elinters':'\u23E7','ell':'\u2113','els':'\u2A95','elsdot':'\u2A97','emacr':'\u0113','Emacr':'\u0112','empty':'\u2205','emptyset':'\u2205','EmptySmallSquare':'\u25FB','emptyv':'\u2205','EmptyVerySmallSquare':'\u25AB','emsp':'\u2003','emsp13':'\u2004','emsp14':'\u2005','eng':'\u014B','ENG':'\u014A','ensp':'\u2002','eogon':'\u0119','Eogon':'\u0118','eopf':'\uD835\uDD56','Eopf':'\uD835\uDD3C','epar':'\u22D5','eparsl':'\u29E3','eplus':'\u2A71','epsi':'\u03B5','epsilon':'\u03B5','Epsilon':'\u0395','epsiv':'\u03F5','eqcirc':'\u2256','eqcolon':'\u2255','eqsim':'\u2242','eqslantgtr':'\u2A96','eqslantless':'\u2A95','Equal':'\u2A75','equals':'=','EqualTilde':'\u2242','equest':'\u225F','Equilibrium':'\u21CC','equiv':'\u2261','equivDD':'\u2A78','eqvparsl':'\u29E5','erarr':'\u2971','erDot':'\u2253','escr':'\u212F','Escr':'\u2130','esdot':'\u2250','esim':'\u2242','Esim':'\u2A73','eta':'\u03B7','Eta':'\u0397','eth':'\xF0','ETH':'\xD0','euml':'\xEB','Euml':'\xCB','euro':'\u20AC','excl':'!','exist':'\u2203','Exists':'\u2203','expectation':'\u2130','exponentiale':'\u2147','ExponentialE':'\u2147','fallingdotseq':'\u2252','fcy':'\u0444','Fcy':'\u0424','female':'\u2640','ffilig':'\uFB03','fflig':'\uFB00','ffllig':'\uFB04','ffr':'\uD835\uDD23','Ffr':'\uD835\uDD09','filig':'\uFB01','FilledSmallSquare':'\u25FC','FilledVerySmallSquare':'\u25AA','fjlig':'fj','flat':'\u266D','fllig':'\uFB02','fltns':'\u25B1','fnof':'\u0192','fopf':'\uD835\uDD57','Fopf':'\uD835\uDD3D','forall':'\u2200','ForAll':'\u2200','fork':'\u22D4','forkv':'\u2AD9','Fouriertrf':'\u2131','fpartint':'\u2A0D','frac12':'\xBD','frac13':'\u2153','frac14':'\xBC','frac15':'\u2155','frac16':'\u2159','frac18':'\u215B','frac23':'\u2154','frac25':'\u2156','frac34':'\xBE','frac35':'\u2157','frac38':'\u215C','frac45':'\u2158','frac56':'\u215A','frac58':'\u215D','frac78':'\u215E','frasl':'\u2044','frown':'\u2322','fscr':'\uD835\uDCBB','Fscr':'\u2131','gacute':'\u01F5','gamma':'\u03B3','Gamma':'\u0393','gammad':'\u03DD','Gammad':'\u03DC','gap':'\u2A86','gbreve':'\u011F','Gbreve':'\u011E','Gcedil':'\u0122','gcirc':'\u011D','Gcirc':'\u011C','gcy':'\u0433','Gcy':'\u0413','gdot':'\u0121','Gdot':'\u0120','ge':'\u2265','gE':'\u2267','gel':'\u22DB','gEl':'\u2A8C','geq':'\u2265','geqq':'\u2267','geqslant':'\u2A7E','ges':'\u2A7E','gescc':'\u2AA9','gesdot':'\u2A80','gesdoto':'\u2A82','gesdotol':'\u2A84','gesl':'\u22DB\uFE00','gesles':'\u2A94','gfr':'\uD835\uDD24','Gfr':'\uD835\uDD0A','gg':'\u226B','Gg':'\u22D9','ggg':'\u22D9','gimel':'\u2137','gjcy':'\u0453','GJcy':'\u0403','gl':'\u2277','gla':'\u2AA5','glE':'\u2A92','glj':'\u2AA4','gnap':'\u2A8A','gnapprox':'\u2A8A','gne':'\u2A88','gnE':'\u2269','gneq':'\u2A88','gneqq':'\u2269','gnsim':'\u22E7','gopf':'\uD835\uDD58','Gopf':'\uD835\uDD3E','grave':'`','GreaterEqual':'\u2265','GreaterEqualLess':'\u22DB','GreaterFullEqual':'\u2267','GreaterGreater':'\u2AA2','GreaterLess':'\u2277','GreaterSlantEqual':'\u2A7E','GreaterTilde':'\u2273','gscr':'\u210A','Gscr':'\uD835\uDCA2','gsim':'\u2273','gsime':'\u2A8E','gsiml':'\u2A90','gt':'>','Gt':'\u226B','GT':'>','gtcc':'\u2AA7','gtcir':'\u2A7A','gtdot':'\u22D7','gtlPar':'\u2995','gtquest':'\u2A7C','gtrapprox':'\u2A86','gtrarr':'\u2978','gtrdot':'\u22D7','gtreqless':'\u22DB','gtreqqless':'\u2A8C','gtrless':'\u2277','gtrsim':'\u2273','gvertneqq':'\u2269\uFE00','gvnE':'\u2269\uFE00','Hacek':'\u02C7','hairsp':'\u200A','half':'\xBD','hamilt':'\u210B','hardcy':'\u044A','HARDcy':'\u042A','harr':'\u2194','hArr':'\u21D4','harrcir':'\u2948','harrw':'\u21AD','Hat':'^','hbar':'\u210F','hcirc':'\u0125','Hcirc':'\u0124','hearts':'\u2665','heartsuit':'\u2665','hellip':'\u2026','hercon':'\u22B9','hfr':'\uD835\uDD25','Hfr':'\u210C','HilbertSpace':'\u210B','hksearow':'\u2925','hkswarow':'\u2926','hoarr':'\u21FF','homtht':'\u223B','hookleftarrow':'\u21A9','hookrightarrow':'\u21AA','hopf':'\uD835\uDD59','Hopf':'\u210D','horbar':'\u2015','HorizontalLine':'\u2500','hscr':'\uD835\uDCBD','Hscr':'\u210B','hslash':'\u210F','hstrok':'\u0127','Hstrok':'\u0126','HumpDownHump':'\u224E','HumpEqual':'\u224F','hybull':'\u2043','hyphen':'\u2010','iacute':'\xED','Iacute':'\xCD','ic':'\u2063','icirc':'\xEE','Icirc':'\xCE','icy':'\u0438','Icy':'\u0418','Idot':'\u0130','iecy':'\u0435','IEcy':'\u0415','iexcl':'\xA1','iff':'\u21D4','ifr':'\uD835\uDD26','Ifr':'\u2111','igrave':'\xEC','Igrave':'\xCC','ii':'\u2148','iiiint':'\u2A0C','iiint':'\u222D','iinfin':'\u29DC','iiota':'\u2129','ijlig':'\u0133','IJlig':'\u0132','Im':'\u2111','imacr':'\u012B','Imacr':'\u012A','image':'\u2111','ImaginaryI':'\u2148','imagline':'\u2110','imagpart':'\u2111','imath':'\u0131','imof':'\u22B7','imped':'\u01B5','Implies':'\u21D2','in':'\u2208','incare':'\u2105','infin':'\u221E','infintie':'\u29DD','inodot':'\u0131','int':'\u222B','Int':'\u222C','intcal':'\u22BA','integers':'\u2124','Integral':'\u222B','intercal':'\u22BA','Intersection':'\u22C2','intlarhk':'\u2A17','intprod':'\u2A3C','InvisibleComma':'\u2063','InvisibleTimes':'\u2062','iocy':'\u0451','IOcy':'\u0401','iogon':'\u012F','Iogon':'\u012E','iopf':'\uD835\uDD5A','Iopf':'\uD835\uDD40','iota':'\u03B9','Iota':'\u0399','iprod':'\u2A3C','iquest':'\xBF','iscr':'\uD835\uDCBE','Iscr':'\u2110','isin':'\u2208','isindot':'\u22F5','isinE':'\u22F9','isins':'\u22F4','isinsv':'\u22F3','isinv':'\u2208','it':'\u2062','itilde':'\u0129','Itilde':'\u0128','iukcy':'\u0456','Iukcy':'\u0406','iuml':'\xEF','Iuml':'\xCF','jcirc':'\u0135','Jcirc':'\u0134','jcy':'\u0439','Jcy':'\u0419','jfr':'\uD835\uDD27','Jfr':'\uD835\uDD0D','jmath':'\u0237','jopf':'\uD835\uDD5B','Jopf':'\uD835\uDD41','jscr':'\uD835\uDCBF','Jscr':'\uD835\uDCA5','jsercy':'\u0458','Jsercy':'\u0408','jukcy':'\u0454','Jukcy':'\u0404','kappa':'\u03BA','Kappa':'\u039A','kappav':'\u03F0','kcedil':'\u0137','Kcedil':'\u0136','kcy':'\u043A','Kcy':'\u041A','kfr':'\uD835\uDD28','Kfr':'\uD835\uDD0E','kgreen':'\u0138','khcy':'\u0445','KHcy':'\u0425','kjcy':'\u045C','KJcy':'\u040C','kopf':'\uD835\uDD5C','Kopf':'\uD835\uDD42','kscr':'\uD835\uDCC0','Kscr':'\uD835\uDCA6','lAarr':'\u21DA','lacute':'\u013A','Lacute':'\u0139','laemptyv':'\u29B4','lagran':'\u2112','lambda':'\u03BB','Lambda':'\u039B','lang':'\u27E8','Lang':'\u27EA','langd':'\u2991','langle':'\u27E8','lap':'\u2A85','Laplacetrf':'\u2112','laquo':'\xAB','larr':'\u2190','lArr':'\u21D0','Larr':'\u219E','larrb':'\u21E4','larrbfs':'\u291F','larrfs':'\u291D','larrhk':'\u21A9','larrlp':'\u21AB','larrpl':'\u2939','larrsim':'\u2973','larrtl':'\u21A2','lat':'\u2AAB','latail':'\u2919','lAtail':'\u291B','late':'\u2AAD','lates':'\u2AAD\uFE00','lbarr':'\u290C','lBarr':'\u290E','lbbrk':'\u2772','lbrace':'{','lbrack':'[','lbrke':'\u298B','lbrksld':'\u298F','lbrkslu':'\u298D','lcaron':'\u013E','Lcaron':'\u013D','lcedil':'\u013C','Lcedil':'\u013B','lceil':'\u2308','lcub':'{','lcy':'\u043B','Lcy':'\u041B','ldca':'\u2936','ldquo':'\u201C','ldquor':'\u201E','ldrdhar':'\u2967','ldrushar':'\u294B','ldsh':'\u21B2','le':'\u2264','lE':'\u2266','LeftAngleBracket':'\u27E8','leftarrow':'\u2190','Leftarrow':'\u21D0','LeftArrow':'\u2190','LeftArrowBar':'\u21E4','LeftArrowRightArrow':'\u21C6','leftarrowtail':'\u21A2','LeftCeiling':'\u2308','LeftDoubleBracket':'\u27E6','LeftDownTeeVector':'\u2961','LeftDownVector':'\u21C3','LeftDownVectorBar':'\u2959','LeftFloor':'\u230A','leftharpoondown':'\u21BD','leftharpoonup':'\u21BC','leftleftarrows':'\u21C7','leftrightarrow':'\u2194','Leftrightarrow':'\u21D4','LeftRightArrow':'\u2194','leftrightarrows':'\u21C6','leftrightharpoons':'\u21CB','leftrightsquigarrow':'\u21AD','LeftRightVector':'\u294E','LeftTee':'\u22A3','LeftTeeArrow':'\u21A4','LeftTeeVector':'\u295A','leftthreetimes':'\u22CB','LeftTriangle':'\u22B2','LeftTriangleBar':'\u29CF','LeftTriangleEqual':'\u22B4','LeftUpDownVector':'\u2951','LeftUpTeeVector':'\u2960','LeftUpVector':'\u21BF','LeftUpVectorBar':'\u2958','LeftVector':'\u21BC','LeftVectorBar':'\u2952','leg':'\u22DA','lEg':'\u2A8B','leq':'\u2264','leqq':'\u2266','leqslant':'\u2A7D','les':'\u2A7D','lescc':'\u2AA8','lesdot':'\u2A7F','lesdoto':'\u2A81','lesdotor':'\u2A83','lesg':'\u22DA\uFE00','lesges':'\u2A93','lessapprox':'\u2A85','lessdot':'\u22D6','lesseqgtr':'\u22DA','lesseqqgtr':'\u2A8B','LessEqualGreater':'\u22DA','LessFullEqual':'\u2266','LessGreater':'\u2276','lessgtr':'\u2276','LessLess':'\u2AA1','lesssim':'\u2272','LessSlantEqual':'\u2A7D','LessTilde':'\u2272','lfisht':'\u297C','lfloor':'\u230A','lfr':'\uD835\uDD29','Lfr':'\uD835\uDD0F','lg':'\u2276','lgE':'\u2A91','lHar':'\u2962','lhard':'\u21BD','lharu':'\u21BC','lharul':'\u296A','lhblk':'\u2584','ljcy':'\u0459','LJcy':'\u0409','ll':'\u226A','Ll':'\u22D8','llarr':'\u21C7','llcorner':'\u231E','Lleftarrow':'\u21DA','llhard':'\u296B','lltri':'\u25FA','lmidot':'\u0140','Lmidot':'\u013F','lmoust':'\u23B0','lmoustache':'\u23B0','lnap':'\u2A89','lnapprox':'\u2A89','lne':'\u2A87','lnE':'\u2268','lneq':'\u2A87','lneqq':'\u2268','lnsim':'\u22E6','loang':'\u27EC','loarr':'\u21FD','lobrk':'\u27E6','longleftarrow':'\u27F5','Longleftarrow':'\u27F8','LongLeftArrow':'\u27F5','longleftrightarrow':'\u27F7','Longleftrightarrow':'\u27FA','LongLeftRightArrow':'\u27F7','longmapsto':'\u27FC','longrightarrow':'\u27F6','Longrightarrow':'\u27F9','LongRightArrow':'\u27F6','looparrowleft':'\u21AB','looparrowright':'\u21AC','lopar':'\u2985','lopf':'\uD835\uDD5D','Lopf':'\uD835\uDD43','loplus':'\u2A2D','lotimes':'\u2A34','lowast':'\u2217','lowbar':'_','LowerLeftArrow':'\u2199','LowerRightArrow':'\u2198','loz':'\u25CA','lozenge':'\u25CA','lozf':'\u29EB','lpar':'(','lparlt':'\u2993','lrarr':'\u21C6','lrcorner':'\u231F','lrhar':'\u21CB','lrhard':'\u296D','lrm':'\u200E','lrtri':'\u22BF','lsaquo':'\u2039','lscr':'\uD835\uDCC1','Lscr':'\u2112','lsh':'\u21B0','Lsh':'\u21B0','lsim':'\u2272','lsime':'\u2A8D','lsimg':'\u2A8F','lsqb':'[','lsquo':'\u2018','lsquor':'\u201A','lstrok':'\u0142','Lstrok':'\u0141','lt':'<','Lt':'\u226A','LT':'<','ltcc':'\u2AA6','ltcir':'\u2A79','ltdot':'\u22D6','lthree':'\u22CB','ltimes':'\u22C9','ltlarr':'\u2976','ltquest':'\u2A7B','ltri':'\u25C3','ltrie':'\u22B4','ltrif':'\u25C2','ltrPar':'\u2996','lurdshar':'\u294A','luruhar':'\u2966','lvertneqq':'\u2268\uFE00','lvnE':'\u2268\uFE00','macr':'\xAF','male':'\u2642','malt':'\u2720','maltese':'\u2720','map':'\u21A6','Map':'\u2905','mapsto':'\u21A6','mapstodown':'\u21A7','mapstoleft':'\u21A4','mapstoup':'\u21A5','marker':'\u25AE','mcomma':'\u2A29','mcy':'\u043C','Mcy':'\u041C','mdash':'\u2014','mDDot':'\u223A','measuredangle':'\u2221','MediumSpace':'\u205F','Mellintrf':'\u2133','mfr':'\uD835\uDD2A','Mfr':'\uD835\uDD10','mho':'\u2127','micro':'\xB5','mid':'\u2223','midast':'*','midcir':'\u2AF0','middot':'\xB7','minus':'\u2212','minusb':'\u229F','minusd':'\u2238','minusdu':'\u2A2A','MinusPlus':'\u2213','mlcp':'\u2ADB','mldr':'\u2026','mnplus':'\u2213','models':'\u22A7','mopf':'\uD835\uDD5E','Mopf':'\uD835\uDD44','mp':'\u2213','mscr':'\uD835\uDCC2','Mscr':'\u2133','mstpos':'\u223E','mu':'\u03BC','Mu':'\u039C','multimap':'\u22B8','mumap':'\u22B8','nabla':'\u2207','nacute':'\u0144','Nacute':'\u0143','nang':'\u2220\u20D2','nap':'\u2249','napE':'\u2A70\u0338','napid':'\u224B\u0338','napos':'\u0149','napprox':'\u2249','natur':'\u266E','natural':'\u266E','naturals':'\u2115','nbsp':'\xA0','nbump':'\u224E\u0338','nbumpe':'\u224F\u0338','ncap':'\u2A43','ncaron':'\u0148','Ncaron':'\u0147','ncedil':'\u0146','Ncedil':'\u0145','ncong':'\u2247','ncongdot':'\u2A6D\u0338','ncup':'\u2A42','ncy':'\u043D','Ncy':'\u041D','ndash':'\u2013','ne':'\u2260','nearhk':'\u2924','nearr':'\u2197','neArr':'\u21D7','nearrow':'\u2197','nedot':'\u2250\u0338','NegativeMediumSpace':'\u200B','NegativeThickSpace':'\u200B','NegativeThinSpace':'\u200B','NegativeVeryThinSpace':'\u200B','nequiv':'\u2262','nesear':'\u2928','nesim':'\u2242\u0338','NestedGreaterGreater':'\u226B','NestedLessLess':'\u226A','NewLine':'\n','nexist':'\u2204','nexists':'\u2204','nfr':'\uD835\uDD2B','Nfr':'\uD835\uDD11','nge':'\u2271','ngE':'\u2267\u0338','ngeq':'\u2271','ngeqq':'\u2267\u0338','ngeqslant':'\u2A7E\u0338','nges':'\u2A7E\u0338','nGg':'\u22D9\u0338','ngsim':'\u2275','ngt':'\u226F','nGt':'\u226B\u20D2','ngtr':'\u226F','nGtv':'\u226B\u0338','nharr':'\u21AE','nhArr':'\u21CE','nhpar':'\u2AF2','ni':'\u220B','nis':'\u22FC','nisd':'\u22FA','niv':'\u220B','njcy':'\u045A','NJcy':'\u040A','nlarr':'\u219A','nlArr':'\u21CD','nldr':'\u2025','nle':'\u2270','nlE':'\u2266\u0338','nleftarrow':'\u219A','nLeftarrow':'\u21CD','nleftrightarrow':'\u21AE','nLeftrightarrow':'\u21CE','nleq':'\u2270','nleqq':'\u2266\u0338','nleqslant':'\u2A7D\u0338','nles':'\u2A7D\u0338','nless':'\u226E','nLl':'\u22D8\u0338','nlsim':'\u2274','nlt':'\u226E','nLt':'\u226A\u20D2','nltri':'\u22EA','nltrie':'\u22EC','nLtv':'\u226A\u0338','nmid':'\u2224','NoBreak':'\u2060','NonBreakingSpace':'\xA0','nopf':'\uD835\uDD5F','Nopf':'\u2115','not':'\xAC','Not':'\u2AEC','NotCongruent':'\u2262','NotCupCap':'\u226D','NotDoubleVerticalBar':'\u2226','NotElement':'\u2209','NotEqual':'\u2260','NotEqualTilde':'\u2242\u0338','NotExists':'\u2204','NotGreater':'\u226F','NotGreaterEqual':'\u2271','NotGreaterFullEqual':'\u2267\u0338','NotGreaterGreater':'\u226B\u0338','NotGreaterLess':'\u2279','NotGreaterSlantEqual':'\u2A7E\u0338','NotGreaterTilde':'\u2275','NotHumpDownHump':'\u224E\u0338','NotHumpEqual':'\u224F\u0338','notin':'\u2209','notindot':'\u22F5\u0338','notinE':'\u22F9\u0338','notinva':'\u2209','notinvb':'\u22F7','notinvc':'\u22F6','NotLeftTriangle':'\u22EA','NotLeftTriangleBar':'\u29CF\u0338','NotLeftTriangleEqual':'\u22EC','NotLess':'\u226E','NotLessEqual':'\u2270','NotLessGreater':'\u2278','NotLessLess':'\u226A\u0338','NotLessSlantEqual':'\u2A7D\u0338','NotLessTilde':'\u2274','NotNestedGreaterGreater':'\u2AA2\u0338','NotNestedLessLess':'\u2AA1\u0338','notni':'\u220C','notniva':'\u220C','notnivb':'\u22FE','notnivc':'\u22FD','NotPrecedes':'\u2280','NotPrecedesEqual':'\u2AAF\u0338','NotPrecedesSlantEqual':'\u22E0','NotReverseElement':'\u220C','NotRightTriangle':'\u22EB','NotRightTriangleBar':'\u29D0\u0338','NotRightTriangleEqual':'\u22ED','NotSquareSubset':'\u228F\u0338','NotSquareSubsetEqual':'\u22E2','NotSquareSuperset':'\u2290\u0338','NotSquareSupersetEqual':'\u22E3','NotSubset':'\u2282\u20D2','NotSubsetEqual':'\u2288','NotSucceeds':'\u2281','NotSucceedsEqual':'\u2AB0\u0338','NotSucceedsSlantEqual':'\u22E1','NotSucceedsTilde':'\u227F\u0338','NotSuperset':'\u2283\u20D2','NotSupersetEqual':'\u2289','NotTilde':'\u2241','NotTildeEqual':'\u2244','NotTildeFullEqual':'\u2247','NotTildeTilde':'\u2249','NotVerticalBar':'\u2224','npar':'\u2226','nparallel':'\u2226','nparsl':'\u2AFD\u20E5','npart':'\u2202\u0338','npolint':'\u2A14','npr':'\u2280','nprcue':'\u22E0','npre':'\u2AAF\u0338','nprec':'\u2280','npreceq':'\u2AAF\u0338','nrarr':'\u219B','nrArr':'\u21CF','nrarrc':'\u2933\u0338','nrarrw':'\u219D\u0338','nrightarrow':'\u219B','nRightarrow':'\u21CF','nrtri':'\u22EB','nrtrie':'\u22ED','nsc':'\u2281','nsccue':'\u22E1','nsce':'\u2AB0\u0338','nscr':'\uD835\uDCC3','Nscr':'\uD835\uDCA9','nshortmid':'\u2224','nshortparallel':'\u2226','nsim':'\u2241','nsime':'\u2244','nsimeq':'\u2244','nsmid':'\u2224','nspar':'\u2226','nsqsube':'\u22E2','nsqsupe':'\u22E3','nsub':'\u2284','nsube':'\u2288','nsubE':'\u2AC5\u0338','nsubset':'\u2282\u20D2','nsubseteq':'\u2288','nsubseteqq':'\u2AC5\u0338','nsucc':'\u2281','nsucceq':'\u2AB0\u0338','nsup':'\u2285','nsupe':'\u2289','nsupE':'\u2AC6\u0338','nsupset':'\u2283\u20D2','nsupseteq':'\u2289','nsupseteqq':'\u2AC6\u0338','ntgl':'\u2279','ntilde':'\xF1','Ntilde':'\xD1','ntlg':'\u2278','ntriangleleft':'\u22EA','ntrianglelefteq':'\u22EC','ntriangleright':'\u22EB','ntrianglerighteq':'\u22ED','nu':'\u03BD','Nu':'\u039D','num':'#','numero':'\u2116','numsp':'\u2007','nvap':'\u224D\u20D2','nvdash':'\u22AC','nvDash':'\u22AD','nVdash':'\u22AE','nVDash':'\u22AF','nvge':'\u2265\u20D2','nvgt':'>\u20D2','nvHarr':'\u2904','nvinfin':'\u29DE','nvlArr':'\u2902','nvle':'\u2264\u20D2','nvlt':'<\u20D2','nvltrie':'\u22B4\u20D2','nvrArr':'\u2903','nvrtrie':'\u22B5\u20D2','nvsim':'\u223C\u20D2','nwarhk':'\u2923','nwarr':'\u2196','nwArr':'\u21D6','nwarrow':'\u2196','nwnear':'\u2927','oacute':'\xF3','Oacute':'\xD3','oast':'\u229B','ocir':'\u229A','ocirc':'\xF4','Ocirc':'\xD4','ocy':'\u043E','Ocy':'\u041E','odash':'\u229D','odblac':'\u0151','Odblac':'\u0150','odiv':'\u2A38','odot':'\u2299','odsold':'\u29BC','oelig':'\u0153','OElig':'\u0152','ofcir':'\u29BF','ofr':'\uD835\uDD2C','Ofr':'\uD835\uDD12','ogon':'\u02DB','ograve':'\xF2','Ograve':'\xD2','ogt':'\u29C1','ohbar':'\u29B5','ohm':'\u03A9','oint':'\u222E','olarr':'\u21BA','olcir':'\u29BE','olcross':'\u29BB','oline':'\u203E','olt':'\u29C0','omacr':'\u014D','Omacr':'\u014C','omega':'\u03C9','Omega':'\u03A9','omicron':'\u03BF','Omicron':'\u039F','omid':'\u29B6','ominus':'\u2296','oopf':'\uD835\uDD60','Oopf':'\uD835\uDD46','opar':'\u29B7','OpenCurlyDoubleQuote':'\u201C','OpenCurlyQuote':'\u2018','operp':'\u29B9','oplus':'\u2295','or':'\u2228','Or':'\u2A54','orarr':'\u21BB','ord':'\u2A5D','order':'\u2134','orderof':'\u2134','ordf':'\xAA','ordm':'\xBA','origof':'\u22B6','oror':'\u2A56','orslope':'\u2A57','orv':'\u2A5B','oS':'\u24C8','oscr':'\u2134','Oscr':'\uD835\uDCAA','oslash':'\xF8','Oslash':'\xD8','osol':'\u2298','otilde':'\xF5','Otilde':'\xD5','otimes':'\u2297','Otimes':'\u2A37','otimesas':'\u2A36','ouml':'\xF6','Ouml':'\xD6','ovbar':'\u233D','OverBar':'\u203E','OverBrace':'\u23DE','OverBracket':'\u23B4','OverParenthesis':'\u23DC','par':'\u2225','para':'\xB6','parallel':'\u2225','parsim':'\u2AF3','parsl':'\u2AFD','part':'\u2202','PartialD':'\u2202','pcy':'\u043F','Pcy':'\u041F','percnt':'%','period':'.','permil':'\u2030','perp':'\u22A5','pertenk':'\u2031','pfr':'\uD835\uDD2D','Pfr':'\uD835\uDD13','phi':'\u03C6','Phi':'\u03A6','phiv':'\u03D5','phmmat':'\u2133','phone':'\u260E','pi':'\u03C0','Pi':'\u03A0','pitchfork':'\u22D4','piv':'\u03D6','planck':'\u210F','planckh':'\u210E','plankv':'\u210F','plus':'+','plusacir':'\u2A23','plusb':'\u229E','pluscir':'\u2A22','plusdo':'\u2214','plusdu':'\u2A25','pluse':'\u2A72','PlusMinus':'\xB1','plusmn':'\xB1','plussim':'\u2A26','plustwo':'\u2A27','pm':'\xB1','Poincareplane':'\u210C','pointint':'\u2A15','popf':'\uD835\uDD61','Popf':'\u2119','pound':'\xA3','pr':'\u227A','Pr':'\u2ABB','prap':'\u2AB7','prcue':'\u227C','pre':'\u2AAF','prE':'\u2AB3','prec':'\u227A','precapprox':'\u2AB7','preccurlyeq':'\u227C','Precedes':'\u227A','PrecedesEqual':'\u2AAF','PrecedesSlantEqual':'\u227C','PrecedesTilde':'\u227E','preceq':'\u2AAF','precnapprox':'\u2AB9','precneqq':'\u2AB5','precnsim':'\u22E8','precsim':'\u227E','prime':'\u2032','Prime':'\u2033','primes':'\u2119','prnap':'\u2AB9','prnE':'\u2AB5','prnsim':'\u22E8','prod':'\u220F','Product':'\u220F','profalar':'\u232E','profline':'\u2312','profsurf':'\u2313','prop':'\u221D','Proportion':'\u2237','Proportional':'\u221D','propto':'\u221D','prsim':'\u227E','prurel':'\u22B0','pscr':'\uD835\uDCC5','Pscr':'\uD835\uDCAB','psi':'\u03C8','Psi':'\u03A8','puncsp':'\u2008','qfr':'\uD835\uDD2E','Qfr':'\uD835\uDD14','qint':'\u2A0C','qopf':'\uD835\uDD62','Qopf':'\u211A','qprime':'\u2057','qscr':'\uD835\uDCC6','Qscr':'\uD835\uDCAC','quaternions':'\u210D','quatint':'\u2A16','quest':'?','questeq':'\u225F','quot':'"','QUOT':'"','rAarr':'\u21DB','race':'\u223D\u0331','racute':'\u0155','Racute':'\u0154','radic':'\u221A','raemptyv':'\u29B3','rang':'\u27E9','Rang':'\u27EB','rangd':'\u2992','range':'\u29A5','rangle':'\u27E9','raquo':'\xBB','rarr':'\u2192','rArr':'\u21D2','Rarr':'\u21A0','rarrap':'\u2975','rarrb':'\u21E5','rarrbfs':'\u2920','rarrc':'\u2933','rarrfs':'\u291E','rarrhk':'\u21AA','rarrlp':'\u21AC','rarrpl':'\u2945','rarrsim':'\u2974','rarrtl':'\u21A3','Rarrtl':'\u2916','rarrw':'\u219D','ratail':'\u291A','rAtail':'\u291C','ratio':'\u2236','rationals':'\u211A','rbarr':'\u290D','rBarr':'\u290F','RBarr':'\u2910','rbbrk':'\u2773','rbrace':'}','rbrack':']','rbrke':'\u298C','rbrksld':'\u298E','rbrkslu':'\u2990','rcaron':'\u0159','Rcaron':'\u0158','rcedil':'\u0157','Rcedil':'\u0156','rceil':'\u2309','rcub':'}','rcy':'\u0440','Rcy':'\u0420','rdca':'\u2937','rdldhar':'\u2969','rdquo':'\u201D','rdquor':'\u201D','rdsh':'\u21B3','Re':'\u211C','real':'\u211C','realine':'\u211B','realpart':'\u211C','reals':'\u211D','rect':'\u25AD','reg':'\xAE','REG':'\xAE','ReverseElement':'\u220B','ReverseEquilibrium':'\u21CB','ReverseUpEquilibrium':'\u296F','rfisht':'\u297D','rfloor':'\u230B','rfr':'\uD835\uDD2F','Rfr':'\u211C','rHar':'\u2964','rhard':'\u21C1','rharu':'\u21C0','rharul':'\u296C','rho':'\u03C1','Rho':'\u03A1','rhov':'\u03F1','RightAngleBracket':'\u27E9','rightarrow':'\u2192','Rightarrow':'\u21D2','RightArrow':'\u2192','RightArrowBar':'\u21E5','RightArrowLeftArrow':'\u21C4','rightarrowtail':'\u21A3','RightCeiling':'\u2309','RightDoubleBracket':'\u27E7','RightDownTeeVector':'\u295D','RightDownVector':'\u21C2','RightDownVectorBar':'\u2955','RightFloor':'\u230B','rightharpoondown':'\u21C1','rightharpoonup':'\u21C0','rightleftarrows':'\u21C4','rightleftharpoons':'\u21CC','rightrightarrows':'\u21C9','rightsquigarrow':'\u219D','RightTee':'\u22A2','RightTeeArrow':'\u21A6','RightTeeVector':'\u295B','rightthreetimes':'\u22CC','RightTriangle':'\u22B3','RightTriangleBar':'\u29D0','RightTriangleEqual':'\u22B5','RightUpDownVector':'\u294F','RightUpTeeVector':'\u295C','RightUpVector':'\u21BE','RightUpVectorBar':'\u2954','RightVector':'\u21C0','RightVectorBar':'\u2953','ring':'\u02DA','risingdotseq':'\u2253','rlarr':'\u21C4','rlhar':'\u21CC','rlm':'\u200F','rmoust':'\u23B1','rmoustache':'\u23B1','rnmid':'\u2AEE','roang':'\u27ED','roarr':'\u21FE','robrk':'\u27E7','ropar':'\u2986','ropf':'\uD835\uDD63','Ropf':'\u211D','roplus':'\u2A2E','rotimes':'\u2A35','RoundImplies':'\u2970','rpar':')','rpargt':'\u2994','rppolint':'\u2A12','rrarr':'\u21C9','Rrightarrow':'\u21DB','rsaquo':'\u203A','rscr':'\uD835\uDCC7','Rscr':'\u211B','rsh':'\u21B1','Rsh':'\u21B1','rsqb':']','rsquo':'\u2019','rsquor':'\u2019','rthree':'\u22CC','rtimes':'\u22CA','rtri':'\u25B9','rtrie':'\u22B5','rtrif':'\u25B8','rtriltri':'\u29CE','RuleDelayed':'\u29F4','ruluhar':'\u2968','rx':'\u211E','sacute':'\u015B','Sacute':'\u015A','sbquo':'\u201A','sc':'\u227B','Sc':'\u2ABC','scap':'\u2AB8','scaron':'\u0161','Scaron':'\u0160','sccue':'\u227D','sce':'\u2AB0','scE':'\u2AB4','scedil':'\u015F','Scedil':'\u015E','scirc':'\u015D','Scirc':'\u015C','scnap':'\u2ABA','scnE':'\u2AB6','scnsim':'\u22E9','scpolint':'\u2A13','scsim':'\u227F','scy':'\u0441','Scy':'\u0421','sdot':'\u22C5','sdotb':'\u22A1','sdote':'\u2A66','searhk':'\u2925','searr':'\u2198','seArr':'\u21D8','searrow':'\u2198','sect':'\xA7','semi':';','seswar':'\u2929','setminus':'\u2216','setmn':'\u2216','sext':'\u2736','sfr':'\uD835\uDD30','Sfr':'\uD835\uDD16','sfrown':'\u2322','sharp':'\u266F','shchcy':'\u0449','SHCHcy':'\u0429','shcy':'\u0448','SHcy':'\u0428','ShortDownArrow':'\u2193','ShortLeftArrow':'\u2190','shortmid':'\u2223','shortparallel':'\u2225','ShortRightArrow':'\u2192','ShortUpArrow':'\u2191','shy':'\xAD','sigma':'\u03C3','Sigma':'\u03A3','sigmaf':'\u03C2','sigmav':'\u03C2','sim':'\u223C','simdot':'\u2A6A','sime':'\u2243','simeq':'\u2243','simg':'\u2A9E','simgE':'\u2AA0','siml':'\u2A9D','simlE':'\u2A9F','simne':'\u2246','simplus':'\u2A24','simrarr':'\u2972','slarr':'\u2190','SmallCircle':'\u2218','smallsetminus':'\u2216','smashp':'\u2A33','smeparsl':'\u29E4','smid':'\u2223','smile':'\u2323','smt':'\u2AAA','smte':'\u2AAC','smtes':'\u2AAC\uFE00','softcy':'\u044C','SOFTcy':'\u042C','sol':'/','solb':'\u29C4','solbar':'\u233F','sopf':'\uD835\uDD64','Sopf':'\uD835\uDD4A','spades':'\u2660','spadesuit':'\u2660','spar':'\u2225','sqcap':'\u2293','sqcaps':'\u2293\uFE00','sqcup':'\u2294','sqcups':'\u2294\uFE00','Sqrt':'\u221A','sqsub':'\u228F','sqsube':'\u2291','sqsubset':'\u228F','sqsubseteq':'\u2291','sqsup':'\u2290','sqsupe':'\u2292','sqsupset':'\u2290','sqsupseteq':'\u2292','squ':'\u25A1','square':'\u25A1','Square':'\u25A1','SquareIntersection':'\u2293','SquareSubset':'\u228F','SquareSubsetEqual':'\u2291','SquareSuperset':'\u2290','SquareSupersetEqual':'\u2292','SquareUnion':'\u2294','squarf':'\u25AA','squf':'\u25AA','srarr':'\u2192','sscr':'\uD835\uDCC8','Sscr':'\uD835\uDCAE','ssetmn':'\u2216','ssmile':'\u2323','sstarf':'\u22C6','star':'\u2606','Star':'\u22C6','starf':'\u2605','straightepsilon':'\u03F5','straightphi':'\u03D5','strns':'\xAF','sub':'\u2282','Sub':'\u22D0','subdot':'\u2ABD','sube':'\u2286','subE':'\u2AC5','subedot':'\u2AC3','submult':'\u2AC1','subne':'\u228A','subnE':'\u2ACB','subplus':'\u2ABF','subrarr':'\u2979','subset':'\u2282','Subset':'\u22D0','subseteq':'\u2286','subseteqq':'\u2AC5','SubsetEqual':'\u2286','subsetneq':'\u228A','subsetneqq':'\u2ACB','subsim':'\u2AC7','subsub':'\u2AD5','subsup':'\u2AD3','succ':'\u227B','succapprox':'\u2AB8','succcurlyeq':'\u227D','Succeeds':'\u227B','SucceedsEqual':'\u2AB0','SucceedsSlantEqual':'\u227D','SucceedsTilde':'\u227F','succeq':'\u2AB0','succnapprox':'\u2ABA','succneqq':'\u2AB6','succnsim':'\u22E9','succsim':'\u227F','SuchThat':'\u220B','sum':'\u2211','Sum':'\u2211','sung':'\u266A','sup':'\u2283','Sup':'\u22D1','sup1':'\xB9','sup2':'\xB2','sup3':'\xB3','supdot':'\u2ABE','supdsub':'\u2AD8','supe':'\u2287','supE':'\u2AC6','supedot':'\u2AC4','Superset':'\u2283','SupersetEqual':'\u2287','suphsol':'\u27C9','suphsub':'\u2AD7','suplarr':'\u297B','supmult':'\u2AC2','supne':'\u228B','supnE':'\u2ACC','supplus':'\u2AC0','supset':'\u2283','Supset':'\u22D1','supseteq':'\u2287','supseteqq':'\u2AC6','supsetneq':'\u228B','supsetneqq':'\u2ACC','supsim':'\u2AC8','supsub':'\u2AD4','supsup':'\u2AD6','swarhk':'\u2926','swarr':'\u2199','swArr':'\u21D9','swarrow':'\u2199','swnwar':'\u292A','szlig':'\xDF','Tab':'\t','target':'\u2316','tau':'\u03C4','Tau':'\u03A4','tbrk':'\u23B4','tcaron':'\u0165','Tcaron':'\u0164','tcedil':'\u0163','Tcedil':'\u0162','tcy':'\u0442','Tcy':'\u0422','tdot':'\u20DB','telrec':'\u2315','tfr':'\uD835\uDD31','Tfr':'\uD835\uDD17','there4':'\u2234','therefore':'\u2234','Therefore':'\u2234','theta':'\u03B8','Theta':'\u0398','thetasym':'\u03D1','thetav':'\u03D1','thickapprox':'\u2248','thicksim':'\u223C','ThickSpace':'\u205F\u200A','thinsp':'\u2009','ThinSpace':'\u2009','thkap':'\u2248','thksim':'\u223C','thorn':'\xFE','THORN':'\xDE','tilde':'\u02DC','Tilde':'\u223C','TildeEqual':'\u2243','TildeFullEqual':'\u2245','TildeTilde':'\u2248','times':'\xD7','timesb':'\u22A0','timesbar':'\u2A31','timesd':'\u2A30','tint':'\u222D','toea':'\u2928','top':'\u22A4','topbot':'\u2336','topcir':'\u2AF1','topf':'\uD835\uDD65','Topf':'\uD835\uDD4B','topfork':'\u2ADA','tosa':'\u2929','tprime':'\u2034','trade':'\u2122','TRADE':'\u2122','triangle':'\u25B5','triangledown':'\u25BF','triangleleft':'\u25C3','trianglelefteq':'\u22B4','triangleq':'\u225C','triangleright':'\u25B9','trianglerighteq':'\u22B5','tridot':'\u25EC','trie':'\u225C','triminus':'\u2A3A','TripleDot':'\u20DB','triplus':'\u2A39','trisb':'\u29CD','tritime':'\u2A3B','trpezium':'\u23E2','tscr':'\uD835\uDCC9','Tscr':'\uD835\uDCAF','tscy':'\u0446','TScy':'\u0426','tshcy':'\u045B','TSHcy':'\u040B','tstrok':'\u0167','Tstrok':'\u0166','twixt':'\u226C','twoheadleftarrow':'\u219E','twoheadrightarrow':'\u21A0','uacute':'\xFA','Uacute':'\xDA','uarr':'\u2191','uArr':'\u21D1','Uarr':'\u219F','Uarrocir':'\u2949','ubrcy':'\u045E','Ubrcy':'\u040E','ubreve':'\u016D','Ubreve':'\u016C','ucirc':'\xFB','Ucirc':'\xDB','ucy':'\u0443','Ucy':'\u0423','udarr':'\u21C5','udblac':'\u0171','Udblac':'\u0170','udhar':'\u296E','ufisht':'\u297E','ufr':'\uD835\uDD32','Ufr':'\uD835\uDD18','ugrave':'\xF9','Ugrave':'\xD9','uHar':'\u2963','uharl':'\u21BF','uharr':'\u21BE','uhblk':'\u2580','ulcorn':'\u231C','ulcorner':'\u231C','ulcrop':'\u230F','ultri':'\u25F8','umacr':'\u016B','Umacr':'\u016A','uml':'\xA8','UnderBar':'_','UnderBrace':'\u23DF','UnderBracket':'\u23B5','UnderParenthesis':'\u23DD','Union':'\u22C3','UnionPlus':'\u228E','uogon':'\u0173','Uogon':'\u0172','uopf':'\uD835\uDD66','Uopf':'\uD835\uDD4C','uparrow':'\u2191','Uparrow':'\u21D1','UpArrow':'\u2191','UpArrowBar':'\u2912','UpArrowDownArrow':'\u21C5','updownarrow':'\u2195','Updownarrow':'\u21D5','UpDownArrow':'\u2195','UpEquilibrium':'\u296E','upharpoonleft':'\u21BF','upharpoonright':'\u21BE','uplus':'\u228E','UpperLeftArrow':'\u2196','UpperRightArrow':'\u2197','upsi':'\u03C5','Upsi':'\u03D2','upsih':'\u03D2','upsilon':'\u03C5','Upsilon':'\u03A5','UpTee':'\u22A5','UpTeeArrow':'\u21A5','upuparrows':'\u21C8','urcorn':'\u231D','urcorner':'\u231D','urcrop':'\u230E','uring':'\u016F','Uring':'\u016E','urtri':'\u25F9','uscr':'\uD835\uDCCA','Uscr':'\uD835\uDCB0','utdot':'\u22F0','utilde':'\u0169','Utilde':'\u0168','utri':'\u25B5','utrif':'\u25B4','uuarr':'\u21C8','uuml':'\xFC','Uuml':'\xDC','uwangle':'\u29A7','vangrt':'\u299C','varepsilon':'\u03F5','varkappa':'\u03F0','varnothing':'\u2205','varphi':'\u03D5','varpi':'\u03D6','varpropto':'\u221D','varr':'\u2195','vArr':'\u21D5','varrho':'\u03F1','varsigma':'\u03C2','varsubsetneq':'\u228A\uFE00','varsubsetneqq':'\u2ACB\uFE00','varsupsetneq':'\u228B\uFE00','varsupsetneqq':'\u2ACC\uFE00','vartheta':'\u03D1','vartriangleleft':'\u22B2','vartriangleright':'\u22B3','vBar':'\u2AE8','Vbar':'\u2AEB','vBarv':'\u2AE9','vcy':'\u0432','Vcy':'\u0412','vdash':'\u22A2','vDash':'\u22A8','Vdash':'\u22A9','VDash':'\u22AB','Vdashl':'\u2AE6','vee':'\u2228','Vee':'\u22C1','veebar':'\u22BB','veeeq':'\u225A','vellip':'\u22EE','verbar':'|','Verbar':'\u2016','vert':'|','Vert':'\u2016','VerticalBar':'\u2223','VerticalLine':'|','VerticalSeparator':'\u2758','VerticalTilde':'\u2240','VeryThinSpace':'\u200A','vfr':'\uD835\uDD33','Vfr':'\uD835\uDD19','vltri':'\u22B2','vnsub':'\u2282\u20D2','vnsup':'\u2283\u20D2','vopf':'\uD835\uDD67','Vopf':'\uD835\uDD4D','vprop':'\u221D','vrtri':'\u22B3','vscr':'\uD835\uDCCB','Vscr':'\uD835\uDCB1','vsubne':'\u228A\uFE00','vsubnE':'\u2ACB\uFE00','vsupne':'\u228B\uFE00','vsupnE':'\u2ACC\uFE00','Vvdash':'\u22AA','vzigzag':'\u299A','wcirc':'\u0175','Wcirc':'\u0174','wedbar':'\u2A5F','wedge':'\u2227','Wedge':'\u22C0','wedgeq':'\u2259','weierp':'\u2118','wfr':'\uD835\uDD34','Wfr':'\uD835\uDD1A','wopf':'\uD835\uDD68','Wopf':'\uD835\uDD4E','wp':'\u2118','wr':'\u2240','wreath':'\u2240','wscr':'\uD835\uDCCC','Wscr':'\uD835\uDCB2','xcap':'\u22C2','xcirc':'\u25EF','xcup':'\u22C3','xdtri':'\u25BD','xfr':'\uD835\uDD35','Xfr':'\uD835\uDD1B','xharr':'\u27F7','xhArr':'\u27FA','xi':'\u03BE','Xi':'\u039E','xlarr':'\u27F5','xlArr':'\u27F8','xmap':'\u27FC','xnis':'\u22FB','xodot':'\u2A00','xopf':'\uD835\uDD69','Xopf':'\uD835\uDD4F','xoplus':'\u2A01','xotime':'\u2A02','xrarr':'\u27F6','xrArr':'\u27F9','xscr':'\uD835\uDCCD','Xscr':'\uD835\uDCB3','xsqcup':'\u2A06','xuplus':'\u2A04','xutri':'\u25B3','xvee':'\u22C1','xwedge':'\u22C0','yacute':'\xFD','Yacute':'\xDD','yacy':'\u044F','YAcy':'\u042F','ycirc':'\u0177','Ycirc':'\u0176','ycy':'\u044B','Ycy':'\u042B','yen':'\xA5','yfr':'\uD835\uDD36','Yfr':'\uD835\uDD1C','yicy':'\u0457','YIcy':'\u0407','yopf':'\uD835\uDD6A','Yopf':'\uD835\uDD50','yscr':'\uD835\uDCCE','Yscr':'\uD835\uDCB4','yucy':'\u044E','YUcy':'\u042E','yuml':'\xFF','Yuml':'\u0178','zacute':'\u017A','Zacute':'\u0179','zcaron':'\u017E','Zcaron':'\u017D','zcy':'\u0437','Zcy':'\u0417','zdot':'\u017C','Zdot':'\u017B','zeetrf':'\u2128','ZeroWidthSpace':'\u200B','zeta':'\u03B6','Zeta':'\u0396','zfr':'\uD835\uDD37','Zfr':'\u2128','zhcy':'\u0436','ZHcy':'\u0416','zigrarr':'\u21DD','zopf':'\uD835\uDD6B','Zopf':'\u2124','zscr':'\uD835\uDCCF','Zscr':'\uD835\uDCB5','zwj':'\u200D','zwnj':'\u200C'}; + var decodeMapLegacy = {'aacute':'\xE1','Aacute':'\xC1','acirc':'\xE2','Acirc':'\xC2','acute':'\xB4','aelig':'\xE6','AElig':'\xC6','agrave':'\xE0','Agrave':'\xC0','amp':'&','AMP':'&','aring':'\xE5','Aring':'\xC5','atilde':'\xE3','Atilde':'\xC3','auml':'\xE4','Auml':'\xC4','brvbar':'\xA6','ccedil':'\xE7','Ccedil':'\xC7','cedil':'\xB8','cent':'\xA2','copy':'\xA9','COPY':'\xA9','curren':'\xA4','deg':'\xB0','divide':'\xF7','eacute':'\xE9','Eacute':'\xC9','ecirc':'\xEA','Ecirc':'\xCA','egrave':'\xE8','Egrave':'\xC8','eth':'\xF0','ETH':'\xD0','euml':'\xEB','Euml':'\xCB','frac12':'\xBD','frac14':'\xBC','frac34':'\xBE','gt':'>','GT':'>','iacute':'\xED','Iacute':'\xCD','icirc':'\xEE','Icirc':'\xCE','iexcl':'\xA1','igrave':'\xEC','Igrave':'\xCC','iquest':'\xBF','iuml':'\xEF','Iuml':'\xCF','laquo':'\xAB','lt':'<','LT':'<','macr':'\xAF','micro':'\xB5','middot':'\xB7','nbsp':'\xA0','not':'\xAC','ntilde':'\xF1','Ntilde':'\xD1','oacute':'\xF3','Oacute':'\xD3','ocirc':'\xF4','Ocirc':'\xD4','ograve':'\xF2','Ograve':'\xD2','ordf':'\xAA','ordm':'\xBA','oslash':'\xF8','Oslash':'\xD8','otilde':'\xF5','Otilde':'\xD5','ouml':'\xF6','Ouml':'\xD6','para':'\xB6','plusmn':'\xB1','pound':'\xA3','quot':'"','QUOT':'"','raquo':'\xBB','reg':'\xAE','REG':'\xAE','sect':'\xA7','shy':'\xAD','sup1':'\xB9','sup2':'\xB2','sup3':'\xB3','szlig':'\xDF','thorn':'\xFE','THORN':'\xDE','times':'\xD7','uacute':'\xFA','Uacute':'\xDA','ucirc':'\xFB','Ucirc':'\xDB','ugrave':'\xF9','Ugrave':'\xD9','uml':'\xA8','uuml':'\xFC','Uuml':'\xDC','yacute':'\xFD','Yacute':'\xDD','yen':'\xA5','yuml':'\xFF'}; + var decodeMapNumeric = {'0':'\uFFFD','128':'\u20AC','130':'\u201A','131':'\u0192','132':'\u201E','133':'\u2026','134':'\u2020','135':'\u2021','136':'\u02C6','137':'\u2030','138':'\u0160','139':'\u2039','140':'\u0152','142':'\u017D','145':'\u2018','146':'\u2019','147':'\u201C','148':'\u201D','149':'\u2022','150':'\u2013','151':'\u2014','152':'\u02DC','153':'\u2122','154':'\u0161','155':'\u203A','156':'\u0153','158':'\u017E','159':'\u0178'}; + var invalidReferenceCodePoints = [1,2,3,4,5,6,7,8,11,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,64976,64977,64978,64979,64980,64981,64982,64983,64984,64985,64986,64987,64988,64989,64990,64991,64992,64993,64994,64995,64996,64997,64998,64999,65000,65001,65002,65003,65004,65005,65006,65007,65534,65535,131070,131071,196606,196607,262142,262143,327678,327679,393214,393215,458750,458751,524286,524287,589822,589823,655358,655359,720894,720895,786430,786431,851966,851967,917502,917503,983038,983039,1048574,1048575,1114110,1114111]; + + /*--------------------------------------------------------------------------*/ + + var stringFromCharCode = String.fromCharCode; + + var object = {}; + var hasOwnProperty = object.hasOwnProperty; + var has = function(object, propertyName) { + return hasOwnProperty.call(object, propertyName); + }; + + var contains = function(array, value) { + var index = -1; + var length = array.length; + while (++index < length) { + if (array[index] == value) { + return true; + } + } + return false; + }; + + var merge = function(options, defaults) { + if (!options) { + return defaults; + } + var result = {}; + var key; + for (key in defaults) { + // A `hasOwnProperty` check is not needed here, since only recognized + // option names are used anyway. Any others are ignored. + result[key] = has(options, key) ? options[key] : defaults[key]; + } + return result; + }; + + // Modified version of `ucs2encode`; see https://mths.be/punycode. + var codePointToSymbol = function(codePoint, strict) { + var output = ''; + if ((codePoint >= 0xD800 && codePoint <= 0xDFFF) || codePoint > 0x10FFFF) { + // See issue #4: + // “Otherwise, if the number is in the range 0xD800 to 0xDFFF or is + // greater than 0x10FFFF, then this is a parse error. Return a U+FFFD + // REPLACEMENT CHARACTER.” + if (strict) { + parseError('character reference outside the permissible Unicode range'); + } + return '\uFFFD'; + } + if (has(decodeMapNumeric, codePoint)) { + if (strict) { + parseError('disallowed character reference'); + } + return decodeMapNumeric[codePoint]; + } + if (strict && contains(invalidReferenceCodePoints, codePoint)) { + parseError('disallowed character reference'); + } + if (codePoint > 0xFFFF) { + codePoint -= 0x10000; + output += stringFromCharCode(codePoint >>> 10 & 0x3FF | 0xD800); + codePoint = 0xDC00 | codePoint & 0x3FF; + } + output += stringFromCharCode(codePoint); + return output; + }; + + var hexEscape = function(codePoint) { + return '&#x' + codePoint.toString(16).toUpperCase() + ';'; + }; + + var decEscape = function(codePoint) { + return '&#' + codePoint + ';'; + }; + + var parseError = function(message) { + throw Error('Parse error: ' + message); + }; + + /*--------------------------------------------------------------------------*/ + + var encode = function(string, options) { + options = merge(options, encode.options); + var strict = options.strict; + if (strict && regexInvalidRawCodePoint.test(string)) { + parseError('forbidden code point'); + } + var encodeEverything = options.encodeEverything; + var useNamedReferences = options.useNamedReferences; + var allowUnsafeSymbols = options.allowUnsafeSymbols; + var escapeCodePoint = options.decimal ? decEscape : hexEscape; + + var escapeBmpSymbol = function(symbol) { + return escapeCodePoint(symbol.charCodeAt(0)); + }; + + if (encodeEverything) { + // Encode ASCII symbols. + string = string.replace(regexAsciiWhitelist, function(symbol) { + // Use named references if requested & possible. + if (useNamedReferences && has(encodeMap, symbol)) { + return '&' + encodeMap[symbol] + ';'; + } + return escapeBmpSymbol(symbol); + }); + // Shorten a few escapes that represent two symbols, of which at least one + // is within the ASCII range. + if (useNamedReferences) { + string = string + .replace(/>\u20D2/g, '>⃒') + .replace(/<\u20D2/g, '<⃒') + .replace(/fj/g, 'fj'); + } + // Encode non-ASCII symbols. + if (useNamedReferences) { + // Encode non-ASCII symbols that can be replaced with a named reference. + string = string.replace(regexEncodeNonAscii, function(string) { + // Note: there is no need to check `has(encodeMap, string)` here. + return '&' + encodeMap[string] + ';'; + }); + } + // Note: any remaining non-ASCII symbols are handled outside of the `if`. + } else if (useNamedReferences) { + // Apply named character references. + // Encode `<>"'&` using named character references. + if (!allowUnsafeSymbols) { + string = string.replace(regexEscape, function(string) { + return '&' + encodeMap[string] + ';'; // no need to check `has()` here + }); + } + // Shorten escapes that represent two symbols, of which at least one is + // `<>"'&`. + string = string + .replace(/>\u20D2/g, '>⃒') + .replace(/<\u20D2/g, '<⃒'); + // Encode non-ASCII symbols that can be replaced with a named reference. + string = string.replace(regexEncodeNonAscii, function(string) { + // Note: there is no need to check `has(encodeMap, string)` here. + return '&' + encodeMap[string] + ';'; + }); + } else if (!allowUnsafeSymbols) { + // Encode `<>"'&` using hexadecimal escapes, now that they’re not handled + // using named character references. + string = string.replace(regexEscape, escapeBmpSymbol); + } + return string + // Encode astral symbols. + .replace(regexAstralSymbols, function($0) { + // https://mathiasbynens.be/notes/javascript-encoding#surrogate-formulae + var high = $0.charCodeAt(0); + var low = $0.charCodeAt(1); + var codePoint = (high - 0xD800) * 0x400 + low - 0xDC00 + 0x10000; + return escapeCodePoint(codePoint); + }) + // Encode any remaining BMP symbols that are not printable ASCII symbols + // using a hexadecimal escape. + .replace(regexBmpWhitelist, escapeBmpSymbol); + }; + // Expose default options (so they can be overridden globally). + encode.options = { + 'allowUnsafeSymbols': false, + 'encodeEverything': false, + 'strict': false, + 'useNamedReferences': false, + 'decimal' : false + }; + + var decode = function(html, options) { + options = merge(options, decode.options); + var strict = options.strict; + if (strict && regexInvalidEntity.test(html)) { + parseError('malformed character reference'); + } + return html.replace(regexDecode, function($0, $1, $2, $3, $4, $5, $6, $7) { + var codePoint; + var semicolon; + var decDigits; + var hexDigits; + var reference; + var next; + if ($1) { + // Decode decimal escapes, e.g. `𝌆`. + decDigits = $1; + semicolon = $2; + if (strict && !semicolon) { + parseError('character reference was not terminated by a semicolon'); + } + codePoint = parseInt(decDigits, 10); + return codePointToSymbol(codePoint, strict); + } + if ($3) { + // Decode hexadecimal escapes, e.g. `𝌆`. + hexDigits = $3; + semicolon = $4; + if (strict && !semicolon) { + parseError('character reference was not terminated by a semicolon'); + } + codePoint = parseInt(hexDigits, 16); + return codePointToSymbol(codePoint, strict); + } + if ($5) { + // Decode named character references with trailing `;`, e.g. `©`. + reference = $5; + if (has(decodeMap, reference)) { + return decodeMap[reference]; + } else { + // Ambiguous ampersand. https://mths.be/notes/ambiguous-ampersands + if (strict) { + parseError( + 'named character reference was not terminated by a semicolon' + ); + } + return $0; + } + } + // If we’re still here, it’s a legacy reference for sure. No need for an + // extra `if` check. + // Decode named character references without trailing `;`, e.g. `&` + // This is only a parse error if it gets converted to `&`, or if it is + // followed by `=` in an attribute context. + reference = $6; + next = $7; + if (next && options.isAttributeValue) { + if (strict && next == '=') { + parseError('`&` did not start a character reference'); + } + return $0; + } else { + if (strict) { + parseError( + 'named character reference was not terminated by a semicolon' + ); + } + // Note: there is no need to check `has(decodeMapLegacy, reference)`. + return decodeMapLegacy[reference] + (next || ''); + } + }); + }; + // Expose default options (so they can be overridden globally). + decode.options = { + 'isAttributeValue': false, + 'strict': false + }; + + var escape = function(string) { + return string.replace(regexEscape, function($0) { + // Note: there is no need to check `has(escapeMap, $0)` here. + return escapeMap[$0]; + }); + }; + + /*--------------------------------------------------------------------------*/ + + var he = { + 'version': '1.1.1', + 'encode': encode, + 'decode': decode, + 'escape': escape, + 'unescape': decode + }; + + // Some AMD build optimizers, like r.js, check for specific condition patterns + // like the following: + if ( + typeof undefined == 'function' && + typeof undefined.amd == 'object' && + undefined.amd + ) { + undefined(function() { + return he; + }); + } else if (freeExports && !freeExports.nodeType) { + if (freeModule) { // in Node.js, io.js, or RingoJS v0.8.0+ + freeModule.exports = he; + } else { // in Narwhal or RingoJS v0.7.0- + for (var key in he) { + has(he, key) && (freeExports[key] = he[key]); + } + } + } else { // in Rhino or a web browser + root.he = he; + } + +}(commonjsGlobal)); +}); + +/** + * Not type-checking this file because it's mostly vendor code. + */ + +/*! + * HTML Parser By John Resig (ejohn.org) + * Modified by Juriy "kangax" Zaytsev + * Original code by Erik Arvidsson, Mozilla Public License + * http://erik.eae.net/simplehtmlparser/simplehtmlparser.js + */ + +// Regular Expressions for parsing tags and attributes +var attribute = /^\s*([^\s"'<>\/=]+)(?:\s*(=)\s*(?:"([^"]*)"+|'([^']*)'+|([^\s"'=<>`]+)))?/; +// could use https://www.w3.org/TR/1999/REC-xml-names-19990114/#NT-QName +// but for Vue templates we can enforce a simple charset +var ncname = '[a-zA-Z_][\\w\\-\\.]*'; +var qnameCapture = "((?:" + ncname + "\\:)?" + ncname + ")"; +var startTagOpen = new RegExp(("^<" + qnameCapture)); +var startTagClose = /^\s*(\/?)>/; +var endTag = new RegExp(("^<\\/" + qnameCapture + "[^>]*>")); +var doctype = /^<!DOCTYPE [^>]+>/i; +// #7298: escape - to avoid being pased as HTML comment when inlined in page +var comment = /^<!\--/; +var conditionalComment = /^<!\[/; + +var IS_REGEX_CAPTURING_BROKEN = false; +'x'.replace(/x(.)?/g, function (m, g) { + IS_REGEX_CAPTURING_BROKEN = g === ''; +}); + +// Special Elements (can contain anything) +var isPlainTextElement = makeMap('script,style,textarea', true); +var reCache = {}; + +var decodingMap = { + '<': '<', + '>': '>', + '"': '"', + '&': '&', + ' ': '\n', + '	': '\t' +}; +var encodedAttr = /&(?:lt|gt|quot|amp);/g; +var encodedAttrWithNewLines = /&(?:lt|gt|quot|amp|#10|#9);/g; + +// #5992 +var isIgnoreNewlineTag = makeMap('pre,textarea', true); +var shouldIgnoreFirstNewline = function (tag, html) { return tag && isIgnoreNewlineTag(tag) && html[0] === '\n'; }; + +function decodeAttr (value, shouldDecodeNewlines) { + var re = shouldDecodeNewlines ? encodedAttrWithNewLines : encodedAttr; + return value.replace(re, function (match) { return decodingMap[match]; }) +} + +function parseHTML (html, options) { + var stack = []; + var expectHTML = options.expectHTML; + var isUnaryTag$$1 = options.isUnaryTag || no; + var canBeLeftOpenTag$$1 = options.canBeLeftOpenTag || no; + var index = 0; + var last, lastTag; + while (html) { + last = html; + // Make sure we're not in a plaintext content element like script/style + if (!lastTag || !isPlainTextElement(lastTag)) { + var textEnd = html.indexOf('<'); + if (textEnd === 0) { + // Comment: + if (comment.test(html)) { + var commentEnd = html.indexOf('-->'); + + if (commentEnd >= 0) { + if (options.shouldKeepComment) { + options.comment(html.substring(4, commentEnd)); + } + advance(commentEnd + 3); + continue + } + } + + // http://en.wikipedia.org/wiki/Conditional_comment#Downlevel-revealed_conditional_comment + if (conditionalComment.test(html)) { + var conditionalEnd = html.indexOf(']>'); + + if (conditionalEnd >= 0) { + advance(conditionalEnd + 2); + continue + } + } + + // Doctype: + var doctypeMatch = html.match(doctype); + if (doctypeMatch) { + advance(doctypeMatch[0].length); + continue + } + + // End tag: + var endTagMatch = html.match(endTag); + if (endTagMatch) { + var curIndex = index; + advance(endTagMatch[0].length); + parseEndTag(endTagMatch[1], curIndex, index); + continue + } + + // Start tag: + var startTagMatch = parseStartTag(); + if (startTagMatch) { + handleStartTag(startTagMatch); + if (shouldIgnoreFirstNewline(lastTag, html)) { + advance(1); + } + continue + } + } + + var text = (void 0), rest = (void 0), next = (void 0); + if (textEnd >= 0) { + rest = html.slice(textEnd); + while ( + !endTag.test(rest) && + !startTagOpen.test(rest) && + !comment.test(rest) && + !conditionalComment.test(rest) + ) { + // < in plain text, be forgiving and treat it as text + next = rest.indexOf('<', 1); + if (next < 0) { break } + textEnd += next; + rest = html.slice(textEnd); + } + text = html.substring(0, textEnd); + advance(textEnd); + } + + if (textEnd < 0) { + text = html; + html = ''; + } + + if (options.chars && text) { + options.chars(text); + } + } else { + var endTagLength = 0; + var stackedTag = lastTag.toLowerCase(); + var reStackedTag = reCache[stackedTag] || (reCache[stackedTag] = new RegExp('([\\s\\S]*?)(</' + stackedTag + '[^>]*>)', 'i')); + var rest$1 = html.replace(reStackedTag, function (all, text, endTag) { + endTagLength = endTag.length; + if (!isPlainTextElement(stackedTag) && stackedTag !== 'noscript') { + text = text + .replace(/<!\--([\s\S]*?)-->/g, '$1') // #7298 + .replace(/<!\[CDATA\[([\s\S]*?)]]>/g, '$1'); + } + if (shouldIgnoreFirstNewline(stackedTag, text)) { + text = text.slice(1); + } + if (options.chars) { + options.chars(text); + } + return '' + }); + index += html.length - rest$1.length; + html = rest$1; + parseEndTag(stackedTag, index - endTagLength, index); + } + + if (html === last) { + options.chars && options.chars(html); + if ("development" !== 'production' && !stack.length && options.warn) { + options.warn(("Mal-formatted tag at end of template: \"" + html + "\"")); + } + break + } + } + + // Clean up any remaining tags + parseEndTag(); + + function advance (n) { + index += n; + html = html.substring(n); + } + + function parseStartTag () { + var start = html.match(startTagOpen); + if (start) { + var match = { + tagName: start[1], + attrs: [], + start: index + }; + advance(start[0].length); + var end, attr; + while (!(end = html.match(startTagClose)) && (attr = html.match(attribute))) { + advance(attr[0].length); + match.attrs.push(attr); + } + if (end) { + match.unarySlash = end[1]; + advance(end[0].length); + match.end = index; + return match + } + } + } + + function handleStartTag (match) { + var tagName = match.tagName; + var unarySlash = match.unarySlash; + + if (expectHTML) { + if (lastTag === 'p' && isNonPhrasingTag(tagName)) { + parseEndTag(lastTag); + } + if (canBeLeftOpenTag$$1(tagName) && lastTag === tagName) { + parseEndTag(tagName); + } + } + + var unary = isUnaryTag$$1(tagName) || !!unarySlash; + + var l = match.attrs.length; + var attrs = new Array(l); + for (var i = 0; i < l; i++) { + var args = match.attrs[i]; + // hackish work around FF bug https://bugzilla.mozilla.org/show_bug.cgi?id=369778 + if (IS_REGEX_CAPTURING_BROKEN && args[0].indexOf('""') === -1) { + if (args[3] === '') { delete args[3]; } + if (args[4] === '') { delete args[4]; } + if (args[5] === '') { delete args[5]; } + } + var value = args[3] || args[4] || args[5] || ''; + var shouldDecodeNewlines = tagName === 'a' && args[1] === 'href' + ? options.shouldDecodeNewlinesForHref + : options.shouldDecodeNewlines; + attrs[i] = { + name: args[1], + value: decodeAttr(value, shouldDecodeNewlines) + }; + } + + if (!unary) { + stack.push({ tag: tagName, lowerCasedTag: tagName.toLowerCase(), attrs: attrs }); + lastTag = tagName; + } + + if (options.start) { + options.start(tagName, attrs, unary, match.start, match.end); + } + } + + function parseEndTag (tagName, start, end) { + var pos, lowerCasedTagName; + if (start == null) { start = index; } + if (end == null) { end = index; } + + if (tagName) { + lowerCasedTagName = tagName.toLowerCase(); + } + + // Find the closest opened tag of the same type + if (tagName) { + for (pos = stack.length - 1; pos >= 0; pos--) { + if (stack[pos].lowerCasedTag === lowerCasedTagName) { + break + } + } + } else { + // If no tag name is provided, clean shop + pos = 0; + } + + if (pos >= 0) { + // Close all the open elements, up the stack + for (var i = stack.length - 1; i >= pos; i--) { + if ("development" !== 'production' && + (i > pos || !tagName) && + options.warn + ) { + options.warn( + ("tag <" + (stack[i].tag) + "> has no matching end tag.") + ); + } + if (options.end) { + options.end(stack[i].tag, start, end); + } + } + + // Remove the open elements from the stack + stack.length = pos; + lastTag = pos && stack[pos - 1].tag; + } else if (lowerCasedTagName === 'br') { + if (options.start) { + options.start(tagName, [], true, start, end); + } + } else if (lowerCasedTagName === 'p') { + if (options.start) { + options.start(tagName, [], false, start, end); + } + if (options.end) { + options.end(tagName, start, end); + } + } + } +} + +/* */ + +/** + * Cross-platform code generation for component v-model + */ +function genComponentModel ( + el, + value, + modifiers +) { + var ref = modifiers || {}; + var number = ref.number; + var trim = ref.trim; + + var baseValueExpression = '$$v'; + var valueExpression = baseValueExpression; + if (trim) { + valueExpression = + "(typeof " + baseValueExpression + " === 'string'" + + "? " + baseValueExpression + ".trim()" + + ": " + baseValueExpression + ")"; + } + if (number) { + valueExpression = "_n(" + valueExpression + ")"; + } + var assignment = genAssignmentCode(value, valueExpression); + + el.model = { + value: ("(" + value + ")"), + expression: ("\"" + value + "\""), + callback: ("function (" + baseValueExpression + ") {" + assignment + "}") + }; +} + +/** + * Cross-platform codegen helper for generating v-model value assignment code. + */ +function genAssignmentCode ( + value, + assignment +) { + var res = parseModel(value); + if (res.key === null) { + return (value + "=" + assignment) + } else { + return ("$set(" + (res.exp) + ", " + (res.key) + ", " + assignment + ")") + } +} + +/** + * Parse a v-model expression into a base path and a final key segment. + * Handles both dot-path and possible square brackets. + * + * Possible cases: + * + * - test + * - test[key] + * - test[test1[key]] + * - test["a"][key] + * - xxx.test[a[a].test1[key]] + * - test.xxx.a["asa"][test1[key]] + * + */ + +var len; +var str; +var chr; +var index; +var expressionPos; +var expressionEndPos; + + + +function parseModel (val) { + // Fix https://github.com/vuejs/vue/pull/7730 + // allow v-model="obj.val " (trailing whitespace) + val = val.trim(); + len = val.length; + + if (val.indexOf('[') < 0 || val.lastIndexOf(']') < len - 1) { + index = val.lastIndexOf('.'); + if (index > -1) { + return { + exp: val.slice(0, index), + key: '"' + val.slice(index + 1) + '"' + } + } else { + return { + exp: val, + key: null + } + } + } + + str = val; + index = expressionPos = expressionEndPos = 0; + + while (!eof()) { + chr = next(); + /* istanbul ignore if */ + if (isStringStart(chr)) { + parseString(chr); + } else if (chr === 0x5B) { + parseBracket(chr); + } + } + + return { + exp: val.slice(0, expressionPos), + key: val.slice(expressionPos + 1, expressionEndPos) + } +} + +function next () { + return str.charCodeAt(++index) +} + +function eof () { + return index >= len +} + +function isStringStart (chr) { + return chr === 0x22 || chr === 0x27 +} + +function parseBracket (chr) { + var inBracket = 1; + expressionPos = index; + while (!eof()) { + chr = next(); + if (isStringStart(chr)) { + parseString(chr); + continue + } + if (chr === 0x5B) { inBracket++; } + if (chr === 0x5D) { inBracket--; } + if (inBracket === 0) { + expressionEndPos = index; + break + } + } +} + +function parseString (chr) { + var stringQuote = chr; + while (!eof()) { + chr = next(); + if (chr === stringQuote) { + break + } + } +} + +/* */ + +var onRE = /^@|^v-on:/; +var dirRE = /^v-|^@|^:/; +var forAliasRE = /([^]*?)\s+(?:in|of)\s+([^]*)/; +var forIteratorRE = /,([^,\}\]]*)(?:,([^,\}\]]*))?$/; +var stripParensRE = /^\(|\)$/g; + +var argRE = /:(.*)$/; +var bindRE = /^:|^v-bind:/; +var modifierRE = /\.[^.]+/g; + +var decodeHTMLCached = cached(he.decode); + +// configurable state +var warn$1; +var delimiters; +var transforms; +var preTransforms; +var postTransforms; +var platformIsPreTag; +var platformMustUseProp; +var platformGetTagNamespace; + + + +function createASTElement ( + tag, + attrs, + parent +) { + return { + type: 1, + tag: tag, + attrsList: attrs, + attrsMap: makeAttrsMap(attrs), + parent: parent, + children: [] + } +} + +/** + * Convert HTML string to AST. + */ +function parse ( + template, + options +) { + warn$1 = options.warn || baseWarn; + + platformIsPreTag = options.isPreTag || no; + platformMustUseProp = options.mustUseProp || no; + platformGetTagNamespace = options.getTagNamespace || no; + + transforms = pluckModuleFunction(options.modules, 'transformNode'); + preTransforms = pluckModuleFunction(options.modules, 'preTransformNode'); + postTransforms = pluckModuleFunction(options.modules, 'postTransformNode'); + + delimiters = options.delimiters; + + var stack = []; + var preserveWhitespace = options.preserveWhitespace !== false; + var root; + var currentParent; + var inVPre = false; + var inPre = false; + var warned = false; + + function warnOnce (msg) { + if (!warned) { + warned = true; + warn$1(msg); + } + } + + function closeElement (element) { + // check pre state + if (element.pre) { + inVPre = false; + } + if (platformIsPreTag(element.tag)) { + inPre = false; + } + // apply post-transforms + for (var i = 0; i < postTransforms.length; i++) { + postTransforms[i](element, options); + } + } + + parseHTML(template, { + warn: warn$1, + expectHTML: options.expectHTML, + isUnaryTag: options.isUnaryTag, + canBeLeftOpenTag: options.canBeLeftOpenTag, + shouldDecodeNewlines: options.shouldDecodeNewlines, + shouldDecodeNewlinesForHref: options.shouldDecodeNewlinesForHref, + shouldKeepComment: options.comments, + start: function start (tag, attrs, unary) { + // check namespace. + // inherit parent ns if there is one + var ns = (currentParent && currentParent.ns) || platformGetTagNamespace(tag); + + // handle IE svg bug + /* istanbul ignore if */ + if (isIE && ns === 'svg') { + attrs = guardIESVGBug(attrs); + } + + var element = createASTElement(tag, attrs, currentParent); + if (ns) { + element.ns = ns; + } + + if (isForbiddenTag(element) && !isServerRendering()) { + element.forbidden = true; + "development" !== 'production' && warn$1( + 'Templates should only be responsible for mapping the state to the ' + + 'UI. Avoid placing tags with side-effects in your templates, such as ' + + "<" + tag + ">" + ', as they will not be parsed.' + ); + } + + // apply pre-transforms + for (var i = 0; i < preTransforms.length; i++) { + element = preTransforms[i](element, options) || element; + } + + if (!inVPre) { + processPre(element); + if (element.pre) { + inVPre = true; + } + } + if (platformIsPreTag(element.tag)) { + inPre = true; + } + if (inVPre) { + processRawAttrs(element); + } else if (!element.processed) { + // structural directives + processFor(element); + processIf(element); + processOnce(element); + // element-scope stuff + processElement(element, options); + } + + function checkRootConstraints (el) { + { + if (el.tag === 'slot' || el.tag === 'template') { + warnOnce( + "Cannot use <" + (el.tag) + "> as component root element because it may " + + 'contain multiple nodes.' + ); + } + if (el.attrsMap.hasOwnProperty('v-for')) { + warnOnce( + 'Cannot use v-for on stateful component root element because ' + + 'it renders multiple elements.' + ); + } + } + } + + // tree management + if (!root) { + root = element; + checkRootConstraints(root); + } else if (!stack.length) { + // allow root elements with v-if, v-else-if and v-else + if (root.if && (element.elseif || element.else)) { + checkRootConstraints(element); + addIfCondition(root, { + exp: element.elseif, + block: element + }); + } else { + warnOnce( + "Component template should contain exactly one root element. " + + "If you are using v-if on multiple elements, " + + "use v-else-if to chain them instead." + ); + } + } + if (currentParent && !element.forbidden) { + if (element.elseif || element.else) { + processIfConditions(element, currentParent); + } else if (element.slotScope) { // scoped slot + currentParent.plain = false; + var name = element.slotTarget || '"default"';(currentParent.scopedSlots || (currentParent.scopedSlots = {}))[name] = element; + } else { + currentParent.children.push(element); + element.parent = currentParent; + } + } + if (!unary) { + currentParent = element; + stack.push(element); + } else { + closeElement(element); + } + }, + + end: function end () { + // remove trailing whitespace + var element = stack[stack.length - 1]; + var lastNode = element.children[element.children.length - 1]; + if (lastNode && lastNode.type === 3 && lastNode.text === ' ' && !inPre) { + element.children.pop(); + } + // pop stack + stack.length -= 1; + currentParent = stack[stack.length - 1]; + closeElement(element); + }, + + chars: function chars (text) { + if (!currentParent) { + { + if (text === template) { + warnOnce( + 'Component template requires a root element, rather than just text.' + ); + } else if ((text = text.trim())) { + warnOnce( + ("text \"" + text + "\" outside root element will be ignored.") + ); + } + } + return + } + // IE textarea placeholder bug + /* istanbul ignore if */ + if (isIE && + currentParent.tag === 'textarea' && + currentParent.attrsMap.placeholder === text + ) { + return + } + var children = currentParent.children; + text = inPre || text.trim() + ? isTextTag(currentParent) ? text : decodeHTMLCached(text) + // only preserve whitespace if its not right after a starting tag + : preserveWhitespace && children.length ? ' ' : ''; + if (text) { + var res; + if (!inVPre && text !== ' ' && (res = parseText(text, delimiters))) { + children.push({ + type: 2, + expression: res.expression, + tokens: res.tokens, + text: text + }); + } else if (text !== ' ' || !children.length || children[children.length - 1].text !== ' ') { + children.push({ + type: 3, + text: text + }); + } + } + }, + comment: function comment (text) { + currentParent.children.push({ + type: 3, + text: text, + isComment: true + }); + } + }); + return root +} + +function processPre (el) { + if (getAndRemoveAttr(el, 'v-pre') != null) { + el.pre = true; + } +} + +function processRawAttrs (el) { + var l = el.attrsList.length; + if (l) { + var attrs = el.attrs = new Array(l); + for (var i = 0; i < l; i++) { + attrs[i] = { + name: el.attrsList[i].name, + value: JSON.stringify(el.attrsList[i].value) + }; + } + } else if (!el.pre) { + // non root node in pre blocks with no attributes + el.plain = true; + } +} + +function processElement (element, options) { + processKey(element); + + // determine whether this is a plain element after + // removing structural attributes + element.plain = !element.key && !element.attrsList.length; + + processRef(element); + processSlot(element); + processComponent(element); + for (var i = 0; i < transforms.length; i++) { + element = transforms[i](element, options) || element; + } + processAttrs(element); +} + +function processKey (el) { + var exp = getBindingAttr(el, 'key'); + if (exp) { + if ("development" !== 'production' && el.tag === 'template') { + warn$1("<template> cannot be keyed. Place the key on real elements instead."); + } + el.key = exp; + } +} + +function processRef (el) { + var ref = getBindingAttr(el, 'ref'); + if (ref) { + el.ref = ref; + el.refInFor = checkInFor(el); + } +} + +function processFor (el) { + var exp; + if ((exp = getAndRemoveAttr(el, 'v-for'))) { + var res = parseFor(exp); + if (res) { + extend(el, res); + } else { + warn$1( + ("Invalid v-for expression: " + exp) + ); + } + } +} + + + +function parseFor (exp) { + var inMatch = exp.match(forAliasRE); + if (!inMatch) { return } + var res = {}; + res.for = inMatch[2].trim(); + var alias = inMatch[1].trim().replace(stripParensRE, ''); + var iteratorMatch = alias.match(forIteratorRE); + if (iteratorMatch) { + res.alias = alias.replace(forIteratorRE, ''); + res.iterator1 = iteratorMatch[1].trim(); + if (iteratorMatch[2]) { + res.iterator2 = iteratorMatch[2].trim(); + } + } else { + res.alias = alias; + } + return res +} + +function processIf (el) { + var exp = getAndRemoveAttr(el, 'v-if'); + if (exp) { + el.if = exp; + addIfCondition(el, { + exp: exp, + block: el + }); + } else { + if (getAndRemoveAttr(el, 'v-else') != null) { + el.else = true; + } + var elseif = getAndRemoveAttr(el, 'v-else-if'); + if (elseif) { + el.elseif = elseif; + } + } +} + +function processIfConditions (el, parent) { + var prev = findPrevElement(parent.children); + if (prev && prev.if) { + addIfCondition(prev, { + exp: el.elseif, + block: el + }); + } else { + warn$1( + "v-" + (el.elseif ? ('else-if="' + el.elseif + '"') : 'else') + " " + + "used on element <" + (el.tag) + "> without corresponding v-if." + ); + } +} + +function findPrevElement (children) { + var i = children.length; + while (i--) { + if (children[i].type === 1) { + return children[i] + } else { + if ("development" !== 'production' && children[i].text !== ' ') { + warn$1( + "text \"" + (children[i].text.trim()) + "\" between v-if and v-else(-if) " + + "will be ignored." + ); + } + children.pop(); + } + } +} + +function addIfCondition (el, condition) { + if (!el.ifConditions) { + el.ifConditions = []; + } + el.ifConditions.push(condition); +} + +function processOnce (el) { + var once$$1 = getAndRemoveAttr(el, 'v-once'); + if (once$$1 != null) { + el.once = true; + } +} + +function processSlot (el) { + if (el.tag === 'slot') { + el.slotName = getBindingAttr(el, 'name'); + if ("development" !== 'production' && el.key) { + warn$1( + "`key` does not work on <slot> because slots are abstract outlets " + + "and can possibly expand into multiple elements. " + + "Use the key on a wrapping element instead." + ); + } + } else { + var slotScope; + if (el.tag === 'template') { + slotScope = getAndRemoveAttr(el, 'scope'); + /* istanbul ignore if */ + if ("development" !== 'production' && slotScope) { + warn$1( + "the \"scope\" attribute for scoped slots have been deprecated and " + + "replaced by \"slot-scope\" since 2.5. The new \"slot-scope\" attribute " + + "can also be used on plain elements in addition to <template> to " + + "denote scoped slots.", + true + ); + } + el.slotScope = slotScope || getAndRemoveAttr(el, 'slot-scope'); + } else if ((slotScope = getAndRemoveAttr(el, 'slot-scope'))) { + /* istanbul ignore if */ + if ("development" !== 'production' && el.attrsMap['v-for']) { + warn$1( + "Ambiguous combined usage of slot-scope and v-for on <" + (el.tag) + "> " + + "(v-for takes higher priority). Use a wrapper <template> for the " + + "scoped slot to make it clearer.", + true + ); + } + el.slotScope = slotScope; + } + var slotTarget = getBindingAttr(el, 'slot'); + if (slotTarget) { + el.slotTarget = slotTarget === '""' ? '"default"' : slotTarget; + // preserve slot as an attribute for native shadow DOM compat + // only for non-scoped slots. + if (el.tag !== 'template' && !el.slotScope) { + addAttr(el, 'slot', slotTarget); + } + } + } +} + +function processComponent (el) { + var binding; + if ((binding = getBindingAttr(el, 'is'))) { + el.component = binding; + } + if (getAndRemoveAttr(el, 'inline-template') != null) { + el.inlineTemplate = true; + } +} + +function processAttrs (el) { + var list = el.attrsList; + var i, l, name, rawName, value, modifiers, isProp; + for (i = 0, l = list.length; i < l; i++) { + name = rawName = list[i].name; + value = list[i].value; + if (dirRE.test(name)) { + // mark element as dynamic + el.hasBindings = true; + // modifiers + modifiers = parseModifiers(name); + if (modifiers) { + name = name.replace(modifierRE, ''); + } + if (bindRE.test(name)) { // v-bind + name = name.replace(bindRE, ''); + value = parseFilters(value); + isProp = false; + if (modifiers) { + if (modifiers.prop) { + isProp = true; + name = camelize(name); + if (name === 'innerHtml') { name = 'innerHTML'; } + } + if (modifiers.camel) { + name = camelize(name); + } + if (modifiers.sync) { + addHandler( + el, + ("update:" + (camelize(name))), + genAssignmentCode(value, "$event") + ); + } + } + if (isProp || ( + !el.component && platformMustUseProp(el.tag, el.attrsMap.type, name) + )) { + addProp(el, name, value); + } else { + addAttr(el, name, value); + } + } else if (onRE.test(name)) { // v-on + name = name.replace(onRE, ''); + addHandler(el, name, value, modifiers, false, warn$1); + } else { // normal directives + name = name.replace(dirRE, ''); + // parse arg + var argMatch = name.match(argRE); + var arg = argMatch && argMatch[1]; + if (arg) { + name = name.slice(0, -(arg.length + 1)); + } + addDirective(el, name, rawName, value, arg, modifiers); + if ("development" !== 'production' && name === 'model') { + checkForAliasModel(el, value); + } + } + } else { + // literal attribute + { + var res = parseText(value, delimiters); + if (res) { + warn$1( + name + "=\"" + value + "\": " + + 'Interpolation inside attributes has been removed. ' + + 'Use v-bind or the colon shorthand instead. For example, ' + + 'instead of <div id="{{ val }}">, use <div :id="val">.' + ); + } + } + addAttr(el, name, JSON.stringify(value)); + // #6887 firefox doesn't update muted state if set via attribute + // even immediately after element creation + if (!el.component && + name === 'muted' && + platformMustUseProp(el.tag, el.attrsMap.type, name)) { + addProp(el, name, 'true'); + } + } + } +} + +function checkInFor (el) { + var parent = el; + while (parent) { + if (parent.for !== undefined) { + return true + } + parent = parent.parent; + } + return false +} + +function parseModifiers (name) { + var match = name.match(modifierRE); + if (match) { + var ret = {}; + match.forEach(function (m) { ret[m.slice(1)] = true; }); + return ret + } +} + +function makeAttrsMap (attrs) { + var map = {}; + for (var i = 0, l = attrs.length; i < l; i++) { + if ( + "development" !== 'production' && + map[attrs[i].name] && !isIE && !isEdge + ) { + warn$1('duplicate attribute: ' + attrs[i].name); + } + map[attrs[i].name] = attrs[i].value; + } + return map +} + +// for script (e.g. type="x/template") or style, do not decode content +function isTextTag (el) { + return el.tag === 'script' || el.tag === 'style' +} + +function isForbiddenTag (el) { + return ( + el.tag === 'style' || + (el.tag === 'script' && ( + !el.attrsMap.type || + el.attrsMap.type === 'text/javascript' + )) + ) +} + +var ieNSBug = /^xmlns:NS\d+/; +var ieNSPrefix = /^NS\d+:/; + +/* istanbul ignore next */ +function guardIESVGBug (attrs) { + var res = []; + for (var i = 0; i < attrs.length; i++) { + var attr = attrs[i]; + if (!ieNSBug.test(attr.name)) { + attr.name = attr.name.replace(ieNSPrefix, ''); + res.push(attr); + } + } + return res +} + +function checkForAliasModel (el, value) { + var _el = el; + while (_el) { + if (_el.for && _el.alias === value) { + warn$1( + "<" + (el.tag) + " v-model=\"" + value + "\">: " + + "You are binding v-model directly to a v-for iteration alias. " + + "This will not be able to modify the v-for source array because " + + "writing to the alias is like modifying a function local variable. " + + "Consider using an array of objects and use v-model on an object property instead." + ); + } + _el = _el.parent; + } +} + +/* */ + +/** + * Expand input[v-model] with dyanmic type bindings into v-if-else chains + * Turn this: + * <input v-model="data[type]" :type="type"> + * into this: + * <input v-if="type === 'checkbox'" type="checkbox" v-model="data[type]"> + * <input v-else-if="type === 'radio'" type="radio" v-model="data[type]"> + * <input v-else :type="type" v-model="data[type]"> + */ + +function preTransformNode (el, options) { + if (el.tag === 'input') { + var map = el.attrsMap; + if (!map['v-model']) { + return + } + + var typeBinding; + if (map[':type'] || map['v-bind:type']) { + typeBinding = getBindingAttr(el, 'type'); + } + if (!map.type && !typeBinding && map['v-bind']) { + typeBinding = "(" + (map['v-bind']) + ").type"; + } + + if (typeBinding) { + var ifCondition = getAndRemoveAttr(el, 'v-if', true); + var ifConditionExtra = ifCondition ? ("&&(" + ifCondition + ")") : ""; + var hasElse = getAndRemoveAttr(el, 'v-else', true) != null; + var elseIfCondition = getAndRemoveAttr(el, 'v-else-if', true); + // 1. checkbox + var branch0 = cloneASTElement(el); + // process for on the main node + processFor(branch0); + addRawAttr(branch0, 'type', 'checkbox'); + processElement(branch0, options); + branch0.processed = true; // prevent it from double-processed + branch0.if = "(" + typeBinding + ")==='checkbox'" + ifConditionExtra; + addIfCondition(branch0, { + exp: branch0.if, + block: branch0 + }); + // 2. add radio else-if condition + var branch1 = cloneASTElement(el); + getAndRemoveAttr(branch1, 'v-for', true); + addRawAttr(branch1, 'type', 'radio'); + processElement(branch1, options); + addIfCondition(branch0, { + exp: "(" + typeBinding + ")==='radio'" + ifConditionExtra, + block: branch1 + }); + // 3. other + var branch2 = cloneASTElement(el); + getAndRemoveAttr(branch2, 'v-for', true); + addRawAttr(branch2, ':type', typeBinding); + processElement(branch2, options); + addIfCondition(branch0, { + exp: ifCondition, + block: branch2 + }); + + if (hasElse) { + branch0.else = true; + } else if (elseIfCondition) { + branch0.elseif = elseIfCondition; + } + + return branch0 + } + } +} + +function cloneASTElement (el) { + return createASTElement(el.tag, el.attrsList.slice(), el.parent) +} + +var model$1 = { + preTransformNode: preTransformNode +} + +var modules$1 = [ + klass, + style, + model$1 +] + +/* */ + +var warn$2; + +// in some cases, the event used has to be determined at runtime +// so we used some reserved tokens during compile. +var RANGE_TOKEN = '__r'; + + +function model$2 ( + el, + dir, + _warn +) { + warn$2 = _warn; + var value = dir.value; + var modifiers = dir.modifiers; + var tag = el.tag; + var type = el.attrsMap.type; + + { + // inputs with type="file" are read only and setting the input's + // value will throw an error. + if (tag === 'input' && type === 'file') { + warn$2( + "<" + (el.tag) + " v-model=\"" + value + "\" type=\"file\">:\n" + + "File inputs are read only. Use a v-on:change listener instead." + ); + } + } + + if (el.component) { + genComponentModel(el, value, modifiers); + // component v-model doesn't need extra runtime + return false + } else if (tag === 'select') { + genSelect(el, value, modifiers); + } else if (tag === 'input' && type === 'checkbox') { + genCheckboxModel(el, value, modifiers); + } else if (tag === 'input' && type === 'radio') { + genRadioModel(el, value, modifiers); + } else if (tag === 'input' || tag === 'textarea') { + genDefaultModel(el, value, modifiers); + } else if (!config.isReservedTag(tag)) { + genComponentModel(el, value, modifiers); + // component v-model doesn't need extra runtime + return false + } else { + warn$2( + "<" + (el.tag) + " v-model=\"" + value + "\">: " + + "v-model is not supported on this element type. " + + 'If you are working with contenteditable, it\'s recommended to ' + + 'wrap a library dedicated for that purpose inside a custom component.' + ); + } + + // ensure runtime directive metadata + return true +} + +function genCheckboxModel ( + el, + value, + modifiers +) { + var number = modifiers && modifiers.number; + var valueBinding = getBindingAttr(el, 'value') || 'null'; + var trueValueBinding = getBindingAttr(el, 'true-value') || 'true'; + var falseValueBinding = getBindingAttr(el, 'false-value') || 'false'; + addProp(el, 'checked', + "Array.isArray(" + value + ")" + + "?_i(" + value + "," + valueBinding + ")>-1" + ( + trueValueBinding === 'true' + ? (":(" + value + ")") + : (":_q(" + value + "," + trueValueBinding + ")") + ) + ); + addHandler(el, 'change', + "var $$a=" + value + "," + + '$$el=$event.target,' + + "$$c=$$el.checked?(" + trueValueBinding + "):(" + falseValueBinding + ");" + + 'if(Array.isArray($$a)){' + + "var $$v=" + (number ? '_n(' + valueBinding + ')' : valueBinding) + "," + + '$$i=_i($$a,$$v);' + + "if($$el.checked){$$i<0&&(" + (genAssignmentCode(value, '$$a.concat([$$v])')) + ")}" + + "else{$$i>-1&&(" + (genAssignmentCode(value, '$$a.slice(0,$$i).concat($$a.slice($$i+1))')) + ")}" + + "}else{" + (genAssignmentCode(value, '$$c')) + "}", + null, true + ); +} + +function genRadioModel ( + el, + value, + modifiers +) { + var number = modifiers && modifiers.number; + var valueBinding = getBindingAttr(el, 'value') || 'null'; + valueBinding = number ? ("_n(" + valueBinding + ")") : valueBinding; + addProp(el, 'checked', ("_q(" + value + "," + valueBinding + ")")); + addHandler(el, 'change', genAssignmentCode(value, valueBinding), null, true); +} + +function genSelect ( + el, + value, + modifiers +) { + var number = modifiers && modifiers.number; + var selectedVal = "Array.prototype.filter" + + ".call($event.target.options,function(o){return o.selected})" + + ".map(function(o){var val = \"_value\" in o ? o._value : o.value;" + + "return " + (number ? '_n(val)' : 'val') + "})"; + + var assignment = '$event.target.multiple ? $$selectedVal : $$selectedVal[0]'; + var code = "var $$selectedVal = " + selectedVal + ";"; + code = code + " " + (genAssignmentCode(value, assignment)); + addHandler(el, 'change', code, null, true); +} + +function genDefaultModel ( + el, + value, + modifiers +) { + var type = el.attrsMap.type; + + // warn if v-bind:value conflicts with v-model + // except for inputs with v-bind:type + { + var value$1 = el.attrsMap['v-bind:value'] || el.attrsMap[':value']; + var typeBinding = el.attrsMap['v-bind:type'] || el.attrsMap[':type']; + if (value$1 && !typeBinding) { + var binding = el.attrsMap['v-bind:value'] ? 'v-bind:value' : ':value'; + warn$2( + binding + "=\"" + value$1 + "\" conflicts with v-model on the same element " + + 'because the latter already expands to a value binding internally' + ); + } + } + + var ref = modifiers || {}; + var lazy = ref.lazy; + var number = ref.number; + var trim = ref.trim; + var needCompositionGuard = !lazy && type !== 'range'; + var event = lazy + ? 'change' + : type === 'range' + ? RANGE_TOKEN + : 'input'; + + var valueExpression = '$event.target.value'; + if (trim) { + valueExpression = "$event.target.value.trim()"; + } + if (number) { + valueExpression = "_n(" + valueExpression + ")"; + } + + var code = genAssignmentCode(value, valueExpression); + if (needCompositionGuard) { + code = "if($event.target.composing)return;" + code; + } + + addProp(el, 'value', ("(" + value + ")")); + addHandler(el, event, code, null, true); + if (trim || number) { + addHandler(el, 'blur', '$forceUpdate()'); + } +} + +/* */ + +function text (el, dir) { + if (dir.value) { + addProp(el, 'textContent', ("_s(" + (dir.value) + ")")); + } +} + +/* */ + +function html (el, dir) { + if (dir.value) { + addProp(el, 'innerHTML', ("_s(" + (dir.value) + ")")); + } +} + +var directives$1 = { + model: model$2, + text: text, + html: html +} + +/* */ + +var baseOptions = { + expectHTML: true, + modules: modules$1, + directives: directives$1, + isPreTag: isPreTag, + isUnaryTag: isUnaryTag, + mustUseProp: mustUseProp, + canBeLeftOpenTag: canBeLeftOpenTag, + isReservedTag: isReservedTag, + getTagNamespace: getTagNamespace, + staticKeys: genStaticKeys(modules$1) +}; + +/* */ + +var fnExpRE = /^([\w$_]+|\([^)]*?\))\s*=>|^function\s*\(/; +var simplePathRE = /^[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['[^']*?']|\["[^"]*?"]|\[\d+]|\[[A-Za-z_$][\w$]*])*$/; + +// KeyboardEvent.keyCode aliases +var keyCodes = { + esc: 27, + tab: 9, + enter: 13, + space: 32, + up: 38, + left: 37, + right: 39, + down: 40, + 'delete': [8, 46] +}; + +// KeyboardEvent.key aliases +var keyNames = { + esc: 'Escape', + tab: 'Tab', + enter: 'Enter', + space: ' ', + // #7806: IE11 uses key names without `Arrow` prefix for arrow keys. + up: ['Up', 'ArrowUp'], + left: ['Left', 'ArrowLeft'], + right: ['Right', 'ArrowRight'], + down: ['Down', 'ArrowDown'], + 'delete': ['Backspace', 'Delete'] +}; + +// #4868: modifiers that prevent the execution of the listener +// need to explicitly return null so that we can determine whether to remove +// the listener for .once +var genGuard = function (condition) { return ("if(" + condition + ")return null;"); }; + +var modifierCode = { + stop: '$event.stopPropagation();', + prevent: '$event.preventDefault();', + self: genGuard("$event.target !== $event.currentTarget"), + ctrl: genGuard("!$event.ctrlKey"), + shift: genGuard("!$event.shiftKey"), + alt: genGuard("!$event.altKey"), + meta: genGuard("!$event.metaKey"), + left: genGuard("'button' in $event && $event.button !== 0"), + middle: genGuard("'button' in $event && $event.button !== 1"), + right: genGuard("'button' in $event && $event.button !== 2") +}; + +function genHandlers ( + events, + isNative, + warn +) { + var res = isNative ? 'nativeOn:{' : 'on:{'; + for (var name in events) { + res += "\"" + name + "\":" + (genHandler(name, events[name])) + ","; + } + return res.slice(0, -1) + '}' +} + +function genHandler ( + name, + handler +) { + if (!handler) { + return 'function(){}' + } + + if (Array.isArray(handler)) { + return ("[" + (handler.map(function (handler) { return genHandler(name, handler); }).join(',')) + "]") + } + + var isMethodPath = simplePathRE.test(handler.value); + var isFunctionExpression = fnExpRE.test(handler.value); + + if (!handler.modifiers) { + if (isMethodPath || isFunctionExpression) { + return handler.value + } + /* istanbul ignore if */ + return ("function($event){" + (handler.value) + "}") // inline statement + } else { + var code = ''; + var genModifierCode = ''; + var keys = []; + for (var key in handler.modifiers) { + if (modifierCode[key]) { + genModifierCode += modifierCode[key]; + // left/right + if (keyCodes[key]) { + keys.push(key); + } + } else if (key === 'exact') { + var modifiers = (handler.modifiers); + genModifierCode += genGuard( + ['ctrl', 'shift', 'alt', 'meta'] + .filter(function (keyModifier) { return !modifiers[keyModifier]; }) + .map(function (keyModifier) { return ("$event." + keyModifier + "Key"); }) + .join('||') + ); + } else { + keys.push(key); + } + } + if (keys.length) { + code += genKeyFilter(keys); + } + // Make sure modifiers like prevent and stop get executed after key filtering + if (genModifierCode) { + code += genModifierCode; + } + var handlerCode = isMethodPath + ? ("return " + (handler.value) + "($event)") + : isFunctionExpression + ? ("return (" + (handler.value) + ")($event)") + : handler.value; + /* istanbul ignore if */ + return ("function($event){" + code + handlerCode + "}") + } +} + +function genKeyFilter (keys) { + return ("if(!('button' in $event)&&" + (keys.map(genFilterCode).join('&&')) + ")return null;") +} + +function genFilterCode (key) { + var keyVal = parseInt(key, 10); + if (keyVal) { + return ("$event.keyCode!==" + keyVal) + } + var keyCode = keyCodes[key]; + var keyName = keyNames[key]; + return ( + "_k($event.keyCode," + + (JSON.stringify(key)) + "," + + (JSON.stringify(keyCode)) + "," + + "$event.key," + + "" + (JSON.stringify(keyName)) + + ")" + ) +} + +/* */ + +function on (el, dir) { + if ("development" !== 'production' && dir.modifiers) { + warn("v-on without argument does not support modifiers."); + } + el.wrapListeners = function (code) { return ("_g(" + code + "," + (dir.value) + ")"); }; +} + +/* */ + +function bind$1 (el, dir) { + el.wrapData = function (code) { + return ("_b(" + code + ",'" + (el.tag) + "'," + (dir.value) + "," + (dir.modifiers && dir.modifiers.prop ? 'true' : 'false') + (dir.modifiers && dir.modifiers.sync ? ',true' : '') + ")") + }; +} + +/* */ + +var baseDirectives = { + on: on, + bind: bind$1, + cloak: noop +} + +/* */ + +var CodegenState = function CodegenState (options) { + this.options = options; + this.warn = options.warn || baseWarn; + this.transforms = pluckModuleFunction(options.modules, 'transformCode'); + this.dataGenFns = pluckModuleFunction(options.modules, 'genData'); + this.directives = extend(extend({}, baseDirectives), options.directives); + var isReservedTag = options.isReservedTag || no; + this.maybeComponent = function (el) { return !isReservedTag(el.tag); }; + this.onceId = 0; + this.staticRenderFns = []; +}; + + + +function generate ( + ast, + options +) { + var state = new CodegenState(options); + var code = ast ? genElement(ast, state) : '_c("div")'; + return { + render: ("with(this){return " + code + "}"), + staticRenderFns: state.staticRenderFns + } +} + +function genElement (el, state) { + if (el.staticRoot && !el.staticProcessed) { + return genStatic(el, state) + } else if (el.once && !el.onceProcessed) { + return genOnce(el, state) + } else if (el.for && !el.forProcessed) { + return genFor(el, state) + } else if (el.if && !el.ifProcessed) { + return genIf(el, state) + } else if (el.tag === 'template' && !el.slotTarget) { + return genChildren(el, state) || 'void 0' + } else if (el.tag === 'slot') { + return genSlot(el, state) + } else { + // component or element + var code; + if (el.component) { + code = genComponent(el.component, el, state); + } else { + var data = el.plain ? undefined : genData$2(el, state); + + var children = el.inlineTemplate ? null : genChildren(el, state, true); + code = "_c('" + (el.tag) + "'" + (data ? ("," + data) : '') + (children ? ("," + children) : '') + ")"; + } + // module transforms + for (var i = 0; i < state.transforms.length; i++) { + code = state.transforms[i](el, code); + } + return code + } +} + +// hoist static sub-trees out +function genStatic (el, state) { + el.staticProcessed = true; + state.staticRenderFns.push(("with(this){return " + (genElement(el, state)) + "}")); + return ("_m(" + (state.staticRenderFns.length - 1) + (el.staticInFor ? ',true' : '') + ")") +} + +// v-once +function genOnce (el, state) { + el.onceProcessed = true; + if (el.if && !el.ifProcessed) { + return genIf(el, state) + } else if (el.staticInFor) { + var key = ''; + var parent = el.parent; + while (parent) { + if (parent.for) { + key = parent.key; + break + } + parent = parent.parent; + } + if (!key) { + "development" !== 'production' && state.warn( + "v-once can only be used inside v-for that is keyed. " + ); + return genElement(el, state) + } + return ("_o(" + (genElement(el, state)) + "," + (state.onceId++) + "," + key + ")") + } else { + return genStatic(el, state) + } +} + +function genIf ( + el, + state, + altGen, + altEmpty +) { + el.ifProcessed = true; // avoid recursion + return genIfConditions(el.ifConditions.slice(), state, altGen, altEmpty) +} + +function genIfConditions ( + conditions, + state, + altGen, + altEmpty +) { + if (!conditions.length) { + return altEmpty || '_e()' + } + + var condition = conditions.shift(); + if (condition.exp) { + return ("(" + (condition.exp) + ")?" + (genTernaryExp(condition.block)) + ":" + (genIfConditions(conditions, state, altGen, altEmpty))) + } else { + return ("" + (genTernaryExp(condition.block))) + } + + // v-if with v-once should generate code like (a)?_m(0):_m(1) + function genTernaryExp (el) { + return altGen + ? altGen(el, state) + : el.once + ? genOnce(el, state) + : genElement(el, state) + } +} + +function genFor ( + el, + state, + altGen, + altHelper +) { + var exp = el.for; + var alias = el.alias; + var iterator1 = el.iterator1 ? ("," + (el.iterator1)) : ''; + var iterator2 = el.iterator2 ? ("," + (el.iterator2)) : ''; + + if ("development" !== 'production' && + state.maybeComponent(el) && + el.tag !== 'slot' && + el.tag !== 'template' && + !el.key + ) { + state.warn( + "<" + (el.tag) + " v-for=\"" + alias + " in " + exp + "\">: component lists rendered with " + + "v-for should have explicit keys. " + + "See https://vuejs.org/guide/list.html#key for more info.", + true /* tip */ + ); + } + + el.forProcessed = true; // avoid recursion + return (altHelper || '_l') + "((" + exp + ")," + + "function(" + alias + iterator1 + iterator2 + "){" + + "return " + ((altGen || genElement)(el, state)) + + '})' +} + +function genData$2 (el, state) { + var data = '{'; + + // directives first. + // directives may mutate the el's other properties before they are generated. + var dirs = genDirectives(el, state); + if (dirs) { data += dirs + ','; } + + // key + if (el.key) { + data += "key:" + (el.key) + ","; + } + // ref + if (el.ref) { + data += "ref:" + (el.ref) + ","; + } + if (el.refInFor) { + data += "refInFor:true,"; + } + // pre + if (el.pre) { + data += "pre:true,"; + } + // record original tag name for components using "is" attribute + if (el.component) { + data += "tag:\"" + (el.tag) + "\","; + } + // module data generation functions + for (var i = 0; i < state.dataGenFns.length; i++) { + data += state.dataGenFns[i](el); + } + // attributes + if (el.attrs) { + data += "attrs:{" + (genProps(el.attrs)) + "},"; + } + // DOM props + if (el.props) { + data += "domProps:{" + (genProps(el.props)) + "},"; + } + // event handlers + if (el.events) { + data += (genHandlers(el.events, false, state.warn)) + ","; + } + if (el.nativeEvents) { + data += (genHandlers(el.nativeEvents, true, state.warn)) + ","; + } + // slot target + // only for non-scoped slots + if (el.slotTarget && !el.slotScope) { + data += "slot:" + (el.slotTarget) + ","; + } + // scoped slots + if (el.scopedSlots) { + data += (genScopedSlots(el.scopedSlots, state)) + ","; + } + // component v-model + if (el.model) { + data += "model:{value:" + (el.model.value) + ",callback:" + (el.model.callback) + ",expression:" + (el.model.expression) + "},"; + } + // inline-template + if (el.inlineTemplate) { + var inlineTemplate = genInlineTemplate(el, state); + if (inlineTemplate) { + data += inlineTemplate + ","; + } + } + data = data.replace(/,$/, '') + '}'; + // v-bind data wrap + if (el.wrapData) { + data = el.wrapData(data); + } + // v-on data wrap + if (el.wrapListeners) { + data = el.wrapListeners(data); + } + return data +} + +function genDirectives (el, state) { + var dirs = el.directives; + if (!dirs) { return } + var res = 'directives:['; + var hasRuntime = false; + var i, l, dir, needRuntime; + for (i = 0, l = dirs.length; i < l; i++) { + dir = dirs[i]; + needRuntime = true; + var gen = state.directives[dir.name]; + if (gen) { + // compile-time directive that manipulates AST. + // returns true if it also needs a runtime counterpart. + needRuntime = !!gen(el, dir, state.warn); + } + if (needRuntime) { + hasRuntime = true; + res += "{name:\"" + (dir.name) + "\",rawName:\"" + (dir.rawName) + "\"" + (dir.value ? (",value:(" + (dir.value) + "),expression:" + (JSON.stringify(dir.value))) : '') + (dir.arg ? (",arg:\"" + (dir.arg) + "\"") : '') + (dir.modifiers ? (",modifiers:" + (JSON.stringify(dir.modifiers))) : '') + "},"; + } + } + if (hasRuntime) { + return res.slice(0, -1) + ']' + } +} + +function genInlineTemplate (el, state) { + var ast = el.children[0]; + if ("development" !== 'production' && ( + el.children.length !== 1 || ast.type !== 1 + )) { + state.warn('Inline-template components must have exactly one child element.'); + } + if (ast.type === 1) { + var inlineRenderFns = generate(ast, state.options); + return ("inlineTemplate:{render:function(){" + (inlineRenderFns.render) + "},staticRenderFns:[" + (inlineRenderFns.staticRenderFns.map(function (code) { return ("function(){" + code + "}"); }).join(',')) + "]}") + } +} + +function genScopedSlots ( + slots, + state +) { + return ("scopedSlots:_u([" + (Object.keys(slots).map(function (key) { + return genScopedSlot(key, slots[key], state) + }).join(',')) + "])") +} + +function genScopedSlot ( + key, + el, + state +) { + if (el.for && !el.forProcessed) { + return genForScopedSlot(key, el, state) + } + var fn = "function(" + (String(el.slotScope)) + "){" + + "return " + (el.tag === 'template' + ? el.if + ? ((el.if) + "?" + (genChildren(el, state) || 'undefined') + ":undefined") + : genChildren(el, state) || 'undefined' + : genElement(el, state)) + "}"; + return ("{key:" + key + ",fn:" + fn + "}") +} + +function genForScopedSlot ( + key, + el, + state +) { + var exp = el.for; + var alias = el.alias; + var iterator1 = el.iterator1 ? ("," + (el.iterator1)) : ''; + var iterator2 = el.iterator2 ? ("," + (el.iterator2)) : ''; + el.forProcessed = true; // avoid recursion + return "_l((" + exp + ")," + + "function(" + alias + iterator1 + iterator2 + "){" + + "return " + (genScopedSlot(key, el, state)) + + '})' +} + +function genChildren ( + el, + state, + checkSkip, + altGenElement, + altGenNode +) { + var children = el.children; + if (children.length) { + var el$1 = children[0]; + // optimize single v-for + if (children.length === 1 && + el$1.for && + el$1.tag !== 'template' && + el$1.tag !== 'slot' + ) { + return (altGenElement || genElement)(el$1, state) + } + var normalizationType = checkSkip + ? getNormalizationType(children, state.maybeComponent) + : 0; + var gen = altGenNode || genNode; + return ("[" + (children.map(function (c) { return gen(c, state); }).join(',')) + "]" + (normalizationType ? ("," + normalizationType) : '')) + } +} + +// determine the normalization needed for the children array. +// 0: no normalization needed +// 1: simple normalization needed (possible 1-level deep nested array) +// 2: full normalization needed +function getNormalizationType ( + children, + maybeComponent +) { + var res = 0; + for (var i = 0; i < children.length; i++) { + var el = children[i]; + if (el.type !== 1) { + continue + } + if (needsNormalization(el) || + (el.ifConditions && el.ifConditions.some(function (c) { return needsNormalization(c.block); }))) { + res = 2; + break + } + if (maybeComponent(el) || + (el.ifConditions && el.ifConditions.some(function (c) { return maybeComponent(c.block); }))) { + res = 1; + } + } + return res +} + +function needsNormalization (el) { + return el.for !== undefined || el.tag === 'template' || el.tag === 'slot' +} + +function genNode (node, state) { + if (node.type === 1) { + return genElement(node, state) + } if (node.type === 3 && node.isComment) { + return genComment(node) + } else { + return genText(node) + } +} + +function genText (text) { + return ("_v(" + (text.type === 2 + ? text.expression // no need for () because already wrapped in _s() + : transformSpecialNewlines(JSON.stringify(text.text))) + ")") +} + +function genComment (comment) { + return ("_e(" + (JSON.stringify(comment.text)) + ")") +} + +function genSlot (el, state) { + var slotName = el.slotName || '"default"'; + var children = genChildren(el, state); + var res = "_t(" + slotName + (children ? ("," + children) : ''); + var attrs = el.attrs && ("{" + (el.attrs.map(function (a) { return ((camelize(a.name)) + ":" + (a.value)); }).join(',')) + "}"); + var bind$$1 = el.attrsMap['v-bind']; + if ((attrs || bind$$1) && !children) { + res += ",null"; + } + if (attrs) { + res += "," + attrs; + } + if (bind$$1) { + res += (attrs ? '' : ',null') + "," + bind$$1; + } + return res + ')' +} + +// componentName is el.component, take it as argument to shun flow's pessimistic refinement +function genComponent ( + componentName, + el, + state +) { + var children = el.inlineTemplate ? null : genChildren(el, state, true); + return ("_c(" + componentName + "," + (genData$2(el, state)) + (children ? ("," + children) : '') + ")") +} + +function genProps (props) { + var res = ''; + for (var i = 0; i < props.length; i++) { + var prop = props[i]; + /* istanbul ignore if */ + { + res += "\"" + (prop.name) + "\":" + (transformSpecialNewlines(prop.value)) + ","; + } + } + return res.slice(0, -1) +} + +// #3895, #4268 +function transformSpecialNewlines (text) { + return text + .replace(/\u2028/g, '\\u2028') + .replace(/\u2029/g, '\\u2029') +} + +/* */ + +var plainStringRE = /^"(?:[^"\\]|\\.)*"$|^'(?:[^'\\]|\\.)*'$/; + +// let the model AST transform translate v-model into appropriate +// props bindings +function applyModelTransform (el, state) { + if (el.directives) { + for (var i = 0; i < el.directives.length; i++) { + var dir = el.directives[i]; + if (dir.name === 'model') { + state.directives.model(el, dir, state.warn); + // remove value for textarea as its converted to text + if (el.tag === 'textarea' && el.props) { + el.props = el.props.filter(function (p) { return p.name !== 'value'; }); + } + break + } + } + } +} + +function genAttrSegments ( + attrs +) { + return attrs.map(function (ref) { + var name = ref.name; + var value = ref.value; + + return genAttrSegment(name, value); + }) +} + +function genDOMPropSegments ( + props, + attrs +) { + var segments = []; + props.forEach(function (ref) { + var name = ref.name; + var value = ref.value; + + name = propsToAttrMap[name] || name.toLowerCase(); + if (isRenderableAttr(name) && + !(attrs && attrs.some(function (a) { return a.name === name; })) + ) { + segments.push(genAttrSegment(name, value)); + } + }); + return segments +} + +function genAttrSegment (name, value) { + if (plainStringRE.test(value)) { + // force double quote + value = value.replace(/^'|'$/g, '"'); + // force enumerated attr to "true" + if (isEnumeratedAttr(name) && value !== "\"false\"") { + value = "\"true\""; + } + return { + type: RAW, + value: isBooleanAttr(name) + ? (" " + name + "=\"" + name + "\"") + : value === '""' + ? (" " + name) + : (" " + name + "=\"" + (JSON.parse(value)) + "\"") + } + } else { + return { + type: EXPRESSION, + value: ("_ssrAttr(" + (JSON.stringify(name)) + "," + value + ")") + } + } +} + +function genClassSegments ( + staticClass, + classBinding +) { + if (staticClass && !classBinding) { + return [{ type: RAW, value: (" class=" + staticClass) }] + } else { + return [{ + type: EXPRESSION, + value: ("_ssrClass(" + (staticClass || 'null') + "," + (classBinding || 'null') + ")") + }] + } +} + +function genStyleSegments ( + staticStyle, + parsedStaticStyle, + styleBinding, + vShowExpression +) { + if (staticStyle && !styleBinding && !vShowExpression) { + return [{ type: RAW, value: (" style=" + (JSON.stringify(staticStyle))) }] + } else { + return [{ + type: EXPRESSION, + value: ("_ssrStyle(" + (parsedStaticStyle || 'null') + "," + (styleBinding || 'null') + ", " + (vShowExpression + ? ("{ display: (" + vShowExpression + ") ? '' : 'none' }") + : 'null') + ")") + }] + } +} + +/* */ + +/** + * In SSR, the vdom tree is generated only once and never patched, so + * we can optimize most element / trees into plain string render functions. + * The SSR optimizer walks the AST tree to detect optimizable elements and trees. + * + * The criteria for SSR optimizability is quite a bit looser than static tree + * detection (which is designed for client re-render). In SSR we bail only for + * components/slots/custom directives. + */ + +// optimizability constants +var optimizability = { + FALSE: 0, // whole sub tree un-optimizable + FULL: 1, // whole sub tree optimizable + SELF: 2, // self optimizable but has some un-optimizable children + CHILDREN: 3, // self un-optimizable but have fully optimizable children + PARTIAL: 4 // self un-optimizable with some un-optimizable children +}; + +var isPlatformReservedTag; + +function optimize (root, options) { + if (!root) { return } + isPlatformReservedTag = options.isReservedTag || no; + walk(root, true); +} + +function walk (node, isRoot) { + if (isUnOptimizableTree(node)) { + node.ssrOptimizability = optimizability.FALSE; + return + } + // root node or nodes with custom directives should always be a VNode + var selfUnoptimizable = isRoot || hasCustomDirective(node); + var check = function (child) { + if (child.ssrOptimizability !== optimizability.FULL) { + node.ssrOptimizability = selfUnoptimizable + ? optimizability.PARTIAL + : optimizability.SELF; + } + }; + if (selfUnoptimizable) { + node.ssrOptimizability = optimizability.CHILDREN; + } + if (node.type === 1) { + for (var i = 0, l = node.children.length; i < l; i++) { + var child = node.children[i]; + walk(child); + check(child); + } + if (node.ifConditions) { + for (var i$1 = 1, l$1 = node.ifConditions.length; i$1 < l$1; i$1++) { + var block = node.ifConditions[i$1].block; + walk(block, isRoot); + check(block); + } + } + if (node.ssrOptimizability == null || + (!isRoot && (node.attrsMap['v-html'] || node.attrsMap['v-text'])) + ) { + node.ssrOptimizability = optimizability.FULL; + } else { + node.children = optimizeSiblings(node); + } + } else { + node.ssrOptimizability = optimizability.FULL; + } +} + +function optimizeSiblings (el) { + var children = el.children; + var optimizedChildren = []; + + var currentOptimizableGroup = []; + var pushGroup = function () { + if (currentOptimizableGroup.length) { + optimizedChildren.push({ + type: 1, + parent: el, + tag: 'template', + attrsList: [], + attrsMap: {}, + children: currentOptimizableGroup, + ssrOptimizability: optimizability.FULL + }); + } + currentOptimizableGroup = []; + }; + + for (var i = 0; i < children.length; i++) { + var c = children[i]; + if (c.ssrOptimizability === optimizability.FULL) { + currentOptimizableGroup.push(c); + } else { + // wrap fully-optimizable adjacent siblings inside a template tag + // so that they can be optimized into a single ssrNode by codegen + pushGroup(); + optimizedChildren.push(c); + } + } + pushGroup(); + return optimizedChildren +} + +function isUnOptimizableTree (node) { + if (node.type === 2 || node.type === 3) { // text or expression + return false + } + return ( + isBuiltInTag(node.tag) || // built-in (slot, component) + !isPlatformReservedTag(node.tag) || // custom component + !!node.component || // "is" component + isSelectWithModel(node) // <select v-model> requires runtime inspection + ) +} + +var isBuiltInDir = makeMap('text,html,show,on,bind,model,pre,cloak,once'); + +function hasCustomDirective (node) { + return ( + node.type === 1 && + node.directives && + node.directives.some(function (d) { return !isBuiltInDir(d.name); }) + ) +} + +// <select v-model> cannot be optimized because it requires a runtime check +// to determine proper selected option +function isSelectWithModel (node) { + return ( + node.type === 1 && + node.tag === 'select' && + node.directives != null && + node.directives.some(function (d) { return d.name === 'model'; }) + ) +} + +/* */ + +// The SSR codegen is essentially extending the default codegen to handle +// SSR-optimizable nodes and turn them into string render fns. In cases where +// a node is not optimizable it simply falls back to the default codegen. + +// segment types +var RAW = 0; +var INTERPOLATION = 1; +var EXPRESSION = 2; + +function generate$1 ( + ast, + options +) { + var state = new CodegenState(options); + var code = ast ? genSSRElement(ast, state) : '_c("div")'; + return { + render: ("with(this){return " + code + "}"), + staticRenderFns: state.staticRenderFns + } +} + +function genSSRElement (el, state) { + if (el.for && !el.forProcessed) { + return genFor(el, state, genSSRElement) + } else if (el.if && !el.ifProcessed) { + return genIf(el, state, genSSRElement) + } else if (el.tag === 'template' && !el.slotTarget) { + return el.ssrOptimizability === optimizability.FULL + ? genChildrenAsStringNode(el, state) + : genSSRChildren(el, state) || 'void 0' + } + + switch (el.ssrOptimizability) { + case optimizability.FULL: + // stringify whole tree + return genStringElement(el, state) + case optimizability.SELF: + // stringify self and check children + return genStringElementWithChildren(el, state) + case optimizability.CHILDREN: + // generate self as VNode and stringify children + return genNormalElement(el, state, true) + case optimizability.PARTIAL: + // generate self as VNode and check children + return genNormalElement(el, state, false) + default: + // bail whole tree + return genElement(el, state) + } +} + +function genNormalElement (el, state, stringifyChildren) { + var data = el.plain ? undefined : genData$2(el, state); + var children = stringifyChildren + ? ("[" + (genChildrenAsStringNode(el, state)) + "]") + : genSSRChildren(el, state, true); + return ("_c('" + (el.tag) + "'" + (data ? ("," + data) : '') + (children ? ("," + children) : '') + ")") +} + +function genSSRChildren (el, state, checkSkip) { + return genChildren(el, state, checkSkip, genSSRElement, genSSRNode) +} + +function genSSRNode (el, state) { + return el.type === 1 + ? genSSRElement(el, state) + : genText(el) +} + +function genChildrenAsStringNode (el, state) { + return el.children.length + ? ("_ssrNode(" + (flattenSegments(childrenToSegments(el, state))) + ")") + : '' +} + +function genStringElement (el, state) { + return ("_ssrNode(" + (elementToString(el, state)) + ")") +} + +function genStringElementWithChildren (el, state) { + var children = genSSRChildren(el, state, true); + return ("_ssrNode(" + (flattenSegments(elementToOpenTagSegments(el, state))) + ",\"</" + (el.tag) + ">\"" + (children ? ("," + children) : '') + ")") +} + +function elementToString (el, state) { + return ("(" + (flattenSegments(elementToSegments(el, state))) + ")") +} + +function elementToSegments (el, state) { + // v-for / v-if + if (el.for && !el.forProcessed) { + el.forProcessed = true; + return [{ + type: EXPRESSION, + value: genFor(el, state, elementToString, '_ssrList') + }] + } else if (el.if && !el.ifProcessed) { + el.ifProcessed = true; + return [{ + type: EXPRESSION, + value: genIf(el, state, elementToString, '"<!---->"') + }] + } else if (el.tag === 'template') { + return childrenToSegments(el, state) + } + + var openSegments = elementToOpenTagSegments(el, state); + var childrenSegments = childrenToSegments(el, state); + var ref = state.options; + var isUnaryTag = ref.isUnaryTag; + var close = (isUnaryTag && isUnaryTag(el.tag)) + ? [] + : [{ type: RAW, value: ("</" + (el.tag) + ">") }]; + return openSegments.concat(childrenSegments, close) +} + +function elementToOpenTagSegments (el, state) { + applyModelTransform(el, state); + var binding; + var segments = [{ type: RAW, value: ("<" + (el.tag)) }]; + // attrs + if (el.attrs) { + segments.push.apply(segments, genAttrSegments(el.attrs)); + } + // domProps + if (el.props) { + segments.push.apply(segments, genDOMPropSegments(el.props, el.attrs)); + } + // v-bind="object" + if ((binding = el.attrsMap['v-bind'])) { + segments.push({ type: EXPRESSION, value: ("_ssrAttrs(" + binding + ")") }); + } + // v-bind.prop="object" + if ((binding = el.attrsMap['v-bind.prop'])) { + segments.push({ type: EXPRESSION, value: ("_ssrDOMProps(" + binding + ")") }); + } + // class + if (el.staticClass || el.classBinding) { + segments.push.apply( + segments, + genClassSegments(el.staticClass, el.classBinding) + ); + } + // style & v-show + if (el.staticStyle || el.styleBinding || el.attrsMap['v-show']) { + segments.push.apply( + segments, + genStyleSegments( + el.attrsMap.style, + el.staticStyle, + el.styleBinding, + el.attrsMap['v-show'] + ) + ); + } + // _scopedId + if (state.options.scopeId) { + segments.push({ type: RAW, value: (" " + (state.options.scopeId)) }); + } + segments.push({ type: RAW, value: ">" }); + return segments +} + +function childrenToSegments (el, state) { + var binding; + if ((binding = el.attrsMap['v-html'])) { + return [{ type: EXPRESSION, value: ("_s(" + binding + ")") }] + } + if ((binding = el.attrsMap['v-text'])) { + return [{ type: INTERPOLATION, value: ("_s(" + binding + ")") }] + } + if (el.tag === 'textarea' && (binding = el.attrsMap['v-model'])) { + return [{ type: INTERPOLATION, value: ("_s(" + binding + ")") }] + } + return el.children + ? nodesToSegments(el.children, state) + : [] +} + +function nodesToSegments ( + children, + state +) { + var segments = []; + for (var i = 0; i < children.length; i++) { + var c = children[i]; + if (c.type === 1) { + segments.push.apply(segments, elementToSegments(c, state)); + } else if (c.type === 2) { + segments.push({ type: INTERPOLATION, value: c.expression }); + } else if (c.type === 3) { + segments.push({ type: RAW, value: escape(c.text) }); + } + } + return segments +} + +function flattenSegments (segments) { + var mergedSegments = []; + var textBuffer = ''; + + var pushBuffer = function () { + if (textBuffer) { + mergedSegments.push(JSON.stringify(textBuffer)); + textBuffer = ''; + } + }; + + for (var i = 0; i < segments.length; i++) { + var s = segments[i]; + if (s.type === RAW) { + textBuffer += s.value; + } else if (s.type === INTERPOLATION) { + pushBuffer(); + mergedSegments.push(("_ssrEscape(" + (s.value) + ")")); + } else if (s.type === EXPRESSION) { + pushBuffer(); + mergedSegments.push(("(" + (s.value) + ")")); + } + } + pushBuffer(); + + return mergedSegments.join('+') +} + +/* */ + +// these keywords should not appear inside expressions, but operators like +// typeof, instanceof and in are allowed +var 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' +).split(',').join('\\b|\\b') + '\\b'); + +// these unary operators should not be used as property/method names +var unaryOperatorsRE = new RegExp('\\b' + ( + 'delete,typeof,void' +).split(',').join('\\s*\\([^\\)]*\\)|\\b') + '\\s*\\([^\\)]*\\)'); + +// strip strings in expressions +var stripStringRE = /'(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"|`(?:[^`\\]|\\.)*\$\{|\}(?:[^`\\]|\\.)*`|`(?:[^`\\]|\\.)*`/g; + +// detect problematic expressions in a template +function detectErrors (ast) { + var errors = []; + if (ast) { + checkNode(ast, errors); + } + return errors +} + +function checkNode (node, errors) { + if (node.type === 1) { + for (var name in node.attrsMap) { + if (dirRE.test(name)) { + var value = node.attrsMap[name]; + if (value) { + if (name === 'v-for') { + checkFor(node, ("v-for=\"" + value + "\""), errors); + } else if (onRE.test(name)) { + checkEvent(value, (name + "=\"" + value + "\""), errors); + } else { + checkExpression(value, (name + "=\"" + value + "\""), errors); + } + } + } + } + if (node.children) { + for (var i = 0; i < node.children.length; i++) { + checkNode(node.children[i], errors); + } + } + } else if (node.type === 2) { + checkExpression(node.expression, node.text, errors); + } +} + +function checkEvent (exp, text, errors) { + var stipped = exp.replace(stripStringRE, ''); + var keywordMatch = stipped.match(unaryOperatorsRE); + if (keywordMatch && stipped.charAt(keywordMatch.index - 1) !== '$') { + errors.push( + "avoid using JavaScript unary operator as property name: " + + "\"" + (keywordMatch[0]) + "\" in expression " + (text.trim()) + ); + } + checkExpression(exp, text, errors); +} + +function checkFor (node, text, errors) { + checkExpression(node.for || '', text, errors); + checkIdentifier(node.alias, 'v-for alias', text, errors); + checkIdentifier(node.iterator1, 'v-for iterator', text, errors); + checkIdentifier(node.iterator2, 'v-for iterator', text, errors); +} + +function checkIdentifier ( + ident, + type, + text, + errors +) { + if (typeof ident === 'string') { + try { + new Function(("var " + ident + "=_")); + } catch (e) { + errors.push(("invalid " + type + " \"" + ident + "\" in expression: " + (text.trim()))); + } + } +} + +function checkExpression (exp, text, errors) { + try { + new Function(("return " + exp)); + } catch (e) { + var keywordMatch = exp.replace(stripStringRE, '').match(prohibitedKeywordRE); + if (keywordMatch) { + errors.push( + "avoid using JavaScript keyword as property name: " + + "\"" + (keywordMatch[0]) + "\"\n Raw expression: " + (text.trim()) + ); + } else { + errors.push( + "invalid expression: " + (e.message) + " in\n\n" + + " " + exp + "\n\n" + + " Raw expression: " + (text.trim()) + "\n" + ); + } + } +} + +/* */ + +function createFunction (code, errors) { + try { + return new Function(code) + } catch (err) { + errors.push({ err: err, code: code }); + return noop + } +} + +function createCompileToFunctionFn (compile) { + var cache = Object.create(null); + + return function compileToFunctions ( + template, + options, + vm + ) { + options = extend({}, options); + var warn$$1 = options.warn || warn; + delete options.warn; + + /* istanbul ignore if */ + { + // detect possible CSP restriction + try { + new Function('return 1'); + } catch (e) { + if (e.toString().match(/unsafe-eval|CSP/)) { + warn$$1( + 'It seems you are using the standalone build of Vue.js in an ' + + 'environment with Content Security Policy that prohibits unsafe-eval. ' + + 'The template compiler cannot work in this environment. Consider ' + + 'relaxing the policy to allow unsafe-eval or pre-compiling your ' + + 'templates into render functions.' + ); + } + } + } + + // check cache + var key = options.delimiters + ? String(options.delimiters) + template + : template; + if (cache[key]) { + return cache[key] + } + + // compile + var compiled = compile(template, options); + + // check compilation errors/tips + { + if (compiled.errors && compiled.errors.length) { + warn$$1( + "Error compiling template:\n\n" + template + "\n\n" + + compiled.errors.map(function (e) { return ("- " + e); }).join('\n') + '\n', + vm + ); + } + if (compiled.tips && compiled.tips.length) { + compiled.tips.forEach(function (msg) { return tip(msg, vm); }); + } + } + + // turn code into functions + var res = {}; + var fnGenErrors = []; + res.render = createFunction(compiled.render, fnGenErrors); + res.staticRenderFns = compiled.staticRenderFns.map(function (code) { + return createFunction(code, fnGenErrors) + }); + + // check function generation errors. + // this should only happen if there is a bug in the compiler itself. + // mostly for codegen development use + /* istanbul ignore if */ + { + if ((!compiled.errors || !compiled.errors.length) && fnGenErrors.length) { + warn$$1( + "Failed to generate render function:\n\n" + + fnGenErrors.map(function (ref) { + var err = ref.err; + var code = ref.code; + + return ((err.toString()) + " in\n\n" + code + "\n"); + }).join('\n'), + vm + ); + } + } + + return (cache[key] = res) + } +} + +/* */ + +function createCompilerCreator (baseCompile) { + return function createCompiler (baseOptions) { + function compile ( + template, + options + ) { + var finalOptions = Object.create(baseOptions); + var errors = []; + var tips = []; + finalOptions.warn = function (msg, tip) { + (tip ? tips : errors).push(msg); + }; + + if (options) { + // merge custom modules + if (options.modules) { + finalOptions.modules = + (baseOptions.modules || []).concat(options.modules); + } + // merge custom directives + if (options.directives) { + finalOptions.directives = extend( + Object.create(baseOptions.directives || null), + options.directives + ); + } + // copy other options + for (var key in options) { + if (key !== 'modules' && key !== 'directives') { + finalOptions[key] = options[key]; + } + } + } + + var compiled = baseCompile(template, finalOptions); + { + errors.push.apply(errors, detectErrors(compiled.ast)); + } + compiled.errors = errors; + compiled.tips = tips; + return compiled + } + + return { + compile: compile, + compileToFunctions: createCompileToFunctionFn(compile) + } + } +} + +/* */ + +var createCompiler = createCompilerCreator(function baseCompile ( + template, + options +) { + var ast = parse(template.trim(), options); + optimize(ast, options); + var code = generate$1(ast, options); + return { + ast: ast, + render: code.render, + staticRenderFns: code.staticRenderFns + } +}); + +/* */ + +var ref = createCompiler(baseOptions); +var compileToFunctions = ref.compileToFunctions; + +/* */ + +// 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<VNode>. 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 (Array.isArray(children[i])) { + return Array.prototype.concat.apply([], children) + } + } + return children +} + +// 2. When the children contains constructs that always generated nested Arrays, +// e.g. <template>, <slot>, v-for, or when the children is provided by user +// with hand-written render functions / JSX. In such cases a full normalization +// is needed to cater to all possible types of children values. +function normalizeChildren (children) { + return isPrimitive(children) + ? [createTextVNode(children)] + : Array.isArray(children) + ? normalizeArrayChildren(children) + : undefined +} + +function isTextNode (node) { + return isDef(node) && isDef(node.text) && isFalse(node.isComment) +} + +function normalizeArrayChildren (children, nestedIndex) { + var res = []; + var i, c, lastIndex, last; + for (i = 0; i < children.length; i++) { + c = children[i]; + if (isUndef(c) || typeof c === 'boolean') { continue } + lastIndex = res.length - 1; + last = res[lastIndex]; + // nested + if (Array.isArray(c)) { + if (c.length > 0) { + c = normalizeArrayChildren(c, ((nestedIndex || '') + "_" + i)); + // merge adjacent text nodes + if (isTextNode(c[0]) && isTextNode(last)) { + res[lastIndex] = createTextVNode(last.text + (c[0]).text); + c.shift(); + } + res.push.apply(res, c); + } + } else if (isPrimitive(c)) { + if (isTextNode(last)) { + // merge adjacent text nodes + // this is necessary for SSR hydration because text nodes are + // essentially merged when rendered to HTML strings + res[lastIndex] = createTextVNode(last.text + c); + } else if (c !== '') { + // convert primitive to vnode + res.push(createTextVNode(c)); + } + } else { + if (isTextNode(c) && isTextNode(last)) { + // merge adjacent text nodes + res[lastIndex] = createTextVNode(last.text + c.text); + } else { + // default key for nested array children (likely generated by v-for) + if (isTrue(children._isVList) && + isDef(c.tag) && + isUndef(c.key) && + isDef(nestedIndex)) { + c.key = "__vlist" + nestedIndex + "_" + i + "__"; + } + res.push(c); + } + } + } + return res +} + +/* */ + +var ssrHelpers = { + _ssrEscape: escape, + _ssrNode: renderStringNode, + _ssrList: renderStringList, + _ssrAttr: renderAttr, + _ssrAttrs: renderAttrs$1, + _ssrDOMProps: renderDOMProps$1, + _ssrClass: renderSSRClass, + _ssrStyle: renderSSRStyle +}; + +function installSSRHelpers (vm) { + if (vm._ssrNode) { + return + } + var Vue = vm.constructor; + while (Vue.super) { + Vue = Vue.super; + } + extend(Vue.prototype, ssrHelpers); + if (Vue.FunctionalRenderContext) { + extend(Vue.FunctionalRenderContext.prototype, ssrHelpers); + } +} + +var StringNode = function StringNode ( + open, + close, + children, + normalizationType +) { + this.isString = true; + this.open = open; + this.close = close; + if (children) { + this.children = normalizationType === 1 + ? simpleNormalizeChildren(children) + : normalizationType === 2 + ? normalizeChildren(children) + : children; + } else { + this.children = void 0; + } +}; + +function renderStringNode ( + open, + close, + children, + normalizationType +) { + return new StringNode(open, close, children, normalizationType) +} + +function renderStringList ( + val, + render +) { + var ret = ''; + var i, l, keys, key; + if (Array.isArray(val) || typeof val === 'string') { + for (i = 0, l = val.length; i < l; i++) { + ret += render(val[i], i); + } + } else if (typeof val === 'number') { + for (i = 0; i < val; i++) { + ret += render(i + 1, i); + } + } else if (isObject(val)) { + keys = Object.keys(val); + for (i = 0, l = keys.length; i < l; i++) { + key = keys[i]; + ret += render(val[key], key, i); + } + } + return ret +} + +function renderAttrs$1 (obj) { + var res = ''; + for (var key in obj) { + if (isSSRUnsafeAttr(key)) { + continue + } + res += renderAttr(key, obj[key]); + } + return res +} + +function renderDOMProps$1 (obj) { + var res = ''; + for (var key in obj) { + var attr = propsToAttrMap[key] || key.toLowerCase(); + if (isRenderableAttr(attr)) { + res += renderAttr(attr, obj[key]); + } + } + return res +} + +function renderSSRClass ( + staticClass, + dynamic +) { + var res = renderClass(staticClass, dynamic); + return res === '' ? res : (" class=\"" + (escape(res)) + "\"") +} + +function renderSSRStyle ( + staticStyle, + dynamic, + extra +) { + var style = {}; + if (staticStyle) { extend(style, staticStyle); } + if (dynamic) { extend(style, normalizeStyleBinding(dynamic)); } + if (extra) { extend(style, extra); } + var res = genStyle(style); + return res === '' ? res : (" style=" + (JSON.stringify(escape(res)))) +} + +/* not type checking this file because flow doesn't play well with Proxy */ + +{ + var allowedGlobals = makeMap( + 'Infinity,undefined,NaN,isFinite,isNaN,' + + 'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' + + 'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,' + + 'require' // for Webpack/Browserify + ); + + var hasProxy = + typeof Proxy !== 'undefined' && isNative(Proxy); + + if (hasProxy) { + var isBuiltInModifier = makeMap('stop,prevent,self,ctrl,shift,alt,meta,exact'); + config.keyCodes = new Proxy(config.keyCodes, { + set: function set (target, key, value) { + if (isBuiltInModifier(key)) { + warn(("Avoid overwriting built-in modifier in config.keyCodes: ." + key)); + return false + } else { + target[key] = value; + return true + } + } + }); + } + + +} + +/* */ + +var seenObjects = new _Set(); + +/** + * Recursively traverse an object to evoke all converted + * getters, so that every nested property inside the object + * is collected as a "deep" dependency. + */ +function traverse (val) { + _traverse(val, seenObjects); + seenObjects.clear(); +} + +function _traverse (val, seen) { + var i, keys; + var isA = Array.isArray(val); + if ((!isA && !isObject(val)) || Object.isFrozen(val) || val instanceof VNode) { + return + } + if (val.__ob__) { + var depId = val.__ob__.dep.id; + if (seen.has(depId)) { + return + } + seen.add(depId); + } + if (isA) { + i = val.length; + while (i--) { _traverse(val[i], seen); } + } else { + keys = Object.keys(val); + i = keys.length; + while (i--) { _traverse(val[keys[i]], seen); } + } +} + +{ + var perf = inBrowser && window.performance; + /* istanbul ignore if */ + if ( + perf && + perf.mark && + perf.measure && + perf.clearMarks && + perf.clearMeasures + ) { + + } +} + +/* */ + +var normalizeEvent = cached(function (name) { + var passive = name.charAt(0) === '&'; + name = passive ? name.slice(1) : name; + var once$$1 = name.charAt(0) === '~'; // Prefixed last, checked first + name = once$$1 ? name.slice(1) : name; + var capture = name.charAt(0) === '!'; + name = capture ? name.slice(1) : name; + return { + name: name, + once: once$$1, + capture: capture, + passive: passive + } +}); + +function createFnInvoker (fns) { + function invoker () { + var arguments$1 = arguments; + + var fns = invoker.fns; + if (Array.isArray(fns)) { + var cloned = fns.slice(); + for (var i = 0; i < cloned.length; i++) { + cloned[i].apply(null, arguments$1); + } + } else { + // return handler return value for single handlers + return fns.apply(null, arguments) + } + } + invoker.fns = fns; + return invoker +} + +function updateListeners ( + on, + oldOn, + add, + remove$$1, + vm +) { + var name, def, cur, old, event; + for (name in on) { + def = cur = on[name]; + old = oldOn[name]; + event = normalizeEvent(name); + /* istanbul ignore if */ + if (isUndef(cur)) { + "development" !== 'production' && warn( + "Invalid handler for event \"" + (event.name) + "\": got " + String(cur), + vm + ); + } else if (isUndef(old)) { + if (isUndef(cur.fns)) { + cur = on[name] = createFnInvoker(cur); + } + add(event.name, cur, event.once, 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$$1(event.name, oldOn[name], event.capture); + } + } +} + +/* */ + +/* */ + +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; + var 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 \"" + keyInLowerCase + "\" is passed to component " + + (formatComponentName(tag || Ctor)) + ", but the declared prop name is" + + " \"" + 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 \"" + altKey + "\" instead of \"" + 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 +} + +/* */ + +function ensureCtor (comp, base) { + if ( + comp.__esModule || + (hasSymbol && comp[Symbol.toStringTag] === 'Module') + ) { + comp = comp.default; + } + return isObject(comp) + ? base.extend(comp) + : comp +} + +function createAsyncPlaceholder ( + factory, + data, + context, + children, + tag +) { + var node = createEmptyVNode(); + node.asyncFactory = factory; + node.asyncMeta = { data: data, context: context, children: children, tag: tag }; + return node +} + +function resolveAsyncComponent ( + factory, + baseCtor, + context +) { + if (isTrue(factory.error) && isDef(factory.errorComp)) { + return factory.errorComp + } + + if (isDef(factory.resolved)) { + return factory.resolved + } + + if (isTrue(factory.loading) && isDef(factory.loadingComp)) { + return factory.loadingComp + } + + if (isDef(factory.contexts)) { + // already pending + factory.contexts.push(context); + } else { + var contexts = factory.contexts = [context]; + var sync = true; + + var forceRender = function () { + for (var i = 0, l = contexts.length; i < l; i++) { + contexts[i].$forceUpdate(); + } + }; + + var resolve = once(function (res) { + // cache resolved + factory.resolved = ensureCtor(res, baseCtor); + // invoke callbacks only if this is not a synchronous resolve + // (async resolves are shimmed as synchronous during SSR) + if (!sync) { + forceRender(); + } + }); + + var reject = once(function (reason) { + "development" !== 'production' && warn( + "Failed to resolve async component: " + (String(factory)) + + (reason ? ("\nReason: " + reason) : '') + ); + if (isDef(factory.errorComp)) { + factory.error = true; + forceRender(); + } + }); + + var res = factory(resolve, reject); + + if (isObject(res)) { + if (typeof res.then === 'function') { + // () => Promise + if (isUndef(factory.resolved)) { + res.then(resolve, reject); + } + } else if (isDef(res.component) && typeof res.component.then === 'function') { + res.component.then(resolve, reject); + + if (isDef(res.error)) { + factory.errorComp = ensureCtor(res.error, baseCtor); + } + + if (isDef(res.loading)) { + factory.loadingComp = ensureCtor(res.loading, baseCtor); + if (res.delay === 0) { + factory.loading = true; + } else { + setTimeout(function () { + if (isUndef(factory.resolved) && isUndef(factory.error)) { + factory.loading = true; + forceRender(); + } + }, res.delay || 200); + } + } + + if (isDef(res.timeout)) { + setTimeout(function () { + if (isUndef(factory.resolved)) { + reject( + "timeout (" + (res.timeout) + "ms)" + ); + } + }, res.timeout); + } + } + } + + sync = false; + // return in case resolved synchronously + return factory.loading + ? factory.loadingComp + : factory.resolved + } +} + +/* */ + +/* */ + +/* */ + +/* */ + + + +var target; + +function add (event, fn, once) { + if (once) { + target.$once(event, fn); + } else { + target.$on(event, fn); + } +} + +function remove$1 (event, fn) { + target.$off(event, fn); +} + +function updateComponentListeners ( + vm, + listeners, + oldListeners +) { + target = vm; + updateListeners(listeners, oldListeners || {}, add, remove$1, vm); + target = undefined; +} + +/* */ + + + +/** + * Runtime helper for resolving raw children VNodes into a slot object. + */ +function resolveSlots ( + children, + context +) { + var slots = {}; + if (!children) { + return slots + } + for (var i = 0, l = children.length; i < l; i++) { + var child = children[i]; + var data = child.data; + // remove slot attribute if the node is resolved as a Vue slot node + if (data && data.attrs && data.attrs.slot) { + delete data.attrs.slot; + } + // named slots should only be respected if the vnode was rendered in the + // same context. + if ((child.context === context || child.fnContext === context) && + data && data.slot != null + ) { + var name = data.slot; + var slot = (slots[name] || (slots[name] = [])); + if (child.tag === 'template') { + slot.push.apply(slot, child.children || []); + } else { + slot.push(child); + } + } else { + (slots.default || (slots.default = [])).push(child); + } + } + // ignore slots that contains only whitespace + for (var name$1 in slots) { + if (slots[name$1].every(isWhitespace)) { + delete slots[name$1]; + } + } + return slots +} + +function isWhitespace (node) { + return (node.isComment && !node.asyncFactory) || node.text === ' ' +} + +function resolveScopedSlots ( + fns, // see flow/vnode + res +) { + res = res || {}; + for (var i = 0; i < fns.length; i++) { + if (Array.isArray(fns[i])) { + resolveScopedSlots(fns[i], res); + } else { + res[fns[i].key] = fns[i].fn; + } + } + return res +} + +/* */ + +var activeInstance = null; + + + + + + + + +function updateChildComponent ( + vm, + propsData, + listeners, + parentVnode, + renderChildren +) { + { + + } + + // determine whether component has slot children + // we need to do this before overwriting $options._renderChildren + var hasChildren = !!( + renderChildren || // has new static slots + vm.$options._renderChildren || // has old static slots + parentVnode.data.scopedSlots || // has new scoped slots + vm.$scopedSlots !== emptyObject // has old scoped slots + ); + + vm.$options._parentVnode = parentVnode; + vm.$vnode = parentVnode; // update vm's placeholder node without re-render + + if (vm._vnode) { // update child tree's parent + vm._vnode.parent = parentVnode; + } + vm.$options._renderChildren = renderChildren; + + // update $attrs and $listeners hash + // these are also reactive so they may trigger child update if the child + // used them during render + vm.$attrs = parentVnode.data.attrs || emptyObject; + vm.$listeners = listeners || emptyObject; + + // update props + if (propsData && vm.$options.props) { + toggleObserving(false); + var props = vm._props; + var propKeys = vm.$options._propKeys || []; + for (var i = 0; i < propKeys.length; i++) { + var key = propKeys[i]; + var propOptions = vm.$options.props; // wtf flow? + props[key] = validateProp(key, propOptions, propsData, vm); + } + toggleObserving(true); + // keep a copy of raw propsData + vm.$options.propsData = propsData; + } + + // update listeners + listeners = listeners || emptyObject; + var oldListeners = vm.$options._parentListeners; + vm.$options._parentListeners = listeners; + updateComponentListeners(vm, listeners, oldListeners); + + // resolve slots + force update if has children + if (hasChildren) { + vm.$slots = resolveSlots(renderChildren, parentVnode.context); + vm.$forceUpdate(); + } + + { + + } +} + +function isInInactiveTree (vm) { + while (vm && (vm = vm.$parent)) { + if (vm._inactive) { return true } + } + return false +} + +function activateChildComponent (vm, direct) { + if (direct) { + vm._directInactive = false; + if (isInInactiveTree(vm)) { + return + } + } else if (vm._directInactive) { + return + } + if (vm._inactive || vm._inactive === null) { + vm._inactive = false; + for (var i = 0; i < vm.$children.length; i++) { + activateChildComponent(vm.$children[i]); + } + callHook(vm, 'activated'); + } +} + +function deactivateChildComponent (vm, direct) { + if (direct) { + vm._directInactive = true; + if (isInInactiveTree(vm)) { + return + } + } + if (!vm._inactive) { + vm._inactive = true; + for (var i = 0; i < vm.$children.length; i++) { + deactivateChildComponent(vm.$children[i]); + } + callHook(vm, 'deactivated'); + } +} + +function callHook (vm, hook) { + // #7573 disable dep collection when invoking lifecycle hooks + pushTarget(); + var handlers = vm.$options[hook]; + if (handlers) { + for (var i = 0, j = handlers.length; i < j; i++) { + try { + handlers[i].call(vm); + } catch (e) { + handleError(e, vm, (hook + " hook")); + } + } + } + if (vm._hasHookEvent) { + vm.$emit('hook:' + hook); + } + popTarget(); +} + +/* */ + + + + +var activatedChildren = []; +/** + * Queue a kept-alive component that was activated during patch. + * The queue will be processed after the entire tree has been patched. + */ +function queueActivatedComponent (vm) { + // setting _inactive to false here so that a render function can + // rely on checking whether it's in an inactive tree (e.g. router-view) + vm._inactive = false; + activatedChildren.push(vm); +} + +/** + * Push a watcher into the watcher queue. + * Jobs with duplicate IDs will be skipped unless it's + * pushed when the queue is being flushed. + */ + +/* */ + +/* */ + +/* */ + +var SIMPLE_NORMALIZE = 1; +var ALWAYS_NORMALIZE = 2; + +// wrapper function for providing a more flexible interface +// without getting yelled at by flow +function createElement ( + context, + tag, + data, + children, + normalizationType, + alwaysNormalize +) { + if (Array.isArray(data) || isPrimitive(data)) { + normalizationType = children; + children = data; + data = undefined; + } + if (isTrue(alwaysNormalize)) { + normalizationType = ALWAYS_NORMALIZE; + } + return _createElement(context, tag, data, children, normalizationType) +} + +function _createElement ( + context, + tag, + data, + children, + normalizationType +) { + if (isDef(data) && isDef((data).__ob__)) { + "development" !== 'production' && warn( + "Avoid using observed data object as vnode data: " + (JSON.stringify(data)) + "\n" + + 'Always create fresh vnode data objects in each render!', + context + ); + return createEmptyVNode() + } + // object syntax in v-bind + if (isDef(data) && isDef(data.is)) { + tag = data.is; + } + if (!tag) { + // in case of component :is set to falsy value + return createEmptyVNode() + } + // warn against non-primitive key + if ("development" !== 'production' && + isDef(data) && isDef(data.key) && !isPrimitive(data.key) + ) { + { + warn( + 'Avoid using non-primitive value as key, ' + + 'use string/number value instead.', + context + ); + } + } + // support single function children as default scoped slot + if (Array.isArray(children) && + typeof children[0] === 'function' + ) { + data = data || {}; + data.scopedSlots = { default: children[0] }; + children.length = 0; + } + if (normalizationType === ALWAYS_NORMALIZE) { + children = normalizeChildren(children); + } else if (normalizationType === SIMPLE_NORMALIZE) { + children = simpleNormalizeChildren(children); + } + var vnode, ns; + if (typeof tag === 'string') { + var Ctor; + ns = (context.$vnode && context.$vnode.ns) || config.getTagNamespace(tag); + if (config.isReservedTag(tag)) { + // platform built-in elements + vnode = new VNode( + config.parsePlatformTagName(tag), data, children, + undefined, undefined, context + ); + } else if (isDef(Ctor = resolveAsset(context.$options, 'components', tag))) { + // component + vnode = createComponent(Ctor, data, context, children, tag); + } else { + // unknown or unlisted namespaced elements + // check at runtime because it may get assigned a namespace when its + // parent normalizes children + vnode = new VNode( + tag, data, children, + undefined, undefined, context + ); + } + } else { + // direct component options / constructor + vnode = createComponent(tag, data, context, children); + } + if (Array.isArray(vnode)) { + return vnode + } else if (isDef(vnode)) { + if (isDef(ns)) { applyNS(vnode, ns); } + if (isDef(data)) { registerDeepBindings(data); } + return vnode + } else { + return createEmptyVNode() + } +} + +function applyNS (vnode, ns, force) { + vnode.ns = ns; + if (vnode.tag === 'foreignObject') { + // use default namespace inside foreignObject + ns = undefined; + force = true; + } + if (isDef(vnode.children)) { + for (var i = 0, l = vnode.children.length; i < l; i++) { + var child = vnode.children[i]; + if (isDef(child.tag) && ( + isUndef(child.ns) || (isTrue(force) && child.tag !== 'svg'))) { + applyNS(child, ns, force); + } + } + } +} + +// ref #5318 +// necessary to ensure parent re-render when deep bindings like :style and +// :class are used on slot nodes +function registerDeepBindings (data) { + if (isObject(data.style)) { + traverse(data.style); + } + if (isObject(data.class)) { + traverse(data.class); + } +} + +/* */ + +/** + * Runtime helper for rendering v-for lists. + */ +function renderList ( + val, + render +) { + var ret, i, l, keys, key; + if (Array.isArray(val) || typeof val === 'string') { + ret = new Array(val.length); + for (i = 0, l = val.length; i < l; i++) { + ret[i] = render(val[i], i); + } + } else if (typeof val === 'number') { + ret = new Array(val); + for (i = 0; i < val; i++) { + ret[i] = render(i + 1, i); + } + } else if (isObject(val)) { + keys = Object.keys(val); + ret = new Array(keys.length); + for (i = 0, l = keys.length; i < l; i++) { + key = keys[i]; + ret[i] = render(val[key], key, i); + } + } + if (isDef(ret)) { + (ret)._isVList = true; + } + return ret +} + +/* */ + +/** + * Runtime helper for rendering <slot> + */ +function renderSlot ( + name, + fallback, + props, + bindObject +) { + var scopedSlotFn = this.$scopedSlots[name]; + var nodes; + if (scopedSlotFn) { // scoped slot + props = props || {}; + if (bindObject) { + if ("development" !== 'production' && !isObject(bindObject)) { + warn( + 'slot v-bind without argument expects an Object', + this + ); + } + props = extend(extend({}, bindObject), props); + } + nodes = scopedSlotFn(props) || fallback; + } else { + var slotNodes = this.$slots[name]; + // warn duplicate slot usage + if (slotNodes) { + if ("development" !== 'production' && slotNodes._rendered) { + warn( + "Duplicate presence of slot \"" + name + "\" found in the same render tree " + + "- this will likely cause render errors.", + this + ); + } + slotNodes._rendered = true; + } + nodes = slotNodes || fallback; + } + + var target = props && props.slot; + if (target) { + return this.$createElement('template', { slot: target }, nodes) + } else { + return nodes + } +} + +/* */ + +/** + * Runtime helper for resolving filters + */ +function resolveFilter (id) { + return resolveAsset(this.$options, 'filters', id, true) || identity +} + +/* */ + +function isKeyNotMatch (expect, actual) { + if (Array.isArray(expect)) { + return expect.indexOf(actual) === -1 + } else { + return expect !== actual + } +} + +/** + * Runtime helper for checking keyCodes from config. + * exposed as Vue.prototype._k + * passing in eventKeyName as last argument separately for backwards compat + */ +function checkKeyCodes ( + eventKeyCode, + key, + builtInKeyCode, + eventKeyName, + builtInKeyName +) { + var mappedKeyCode = config.keyCodes[key] || builtInKeyCode; + if (builtInKeyName && eventKeyName && !config.keyCodes[key]) { + return isKeyNotMatch(builtInKeyName, eventKeyName) + } else if (mappedKeyCode) { + return isKeyNotMatch(mappedKeyCode, eventKeyCode) + } else if (eventKeyName) { + return hyphenate(eventKeyName) !== key + } +} + +/* */ + +/** + * Runtime helper for merging v-bind="object" into a VNode's data. + */ +function bindObjectProps ( + data, + tag, + value, + asProp, + isSync +) { + if (value) { + if (!isObject(value)) { + "development" !== 'production' && warn( + 'v-bind without argument expects an Object or Array value', + this + ); + } else { + if (Array.isArray(value)) { + value = toObject(value); + } + var hash; + var loop = function ( key ) { + if ( + key === 'class' || + key === 'style' || + isReservedAttribute(key) + ) { + hash = data; + } else { + var type = data.attrs && data.attrs.type; + hash = asProp || config.mustUseProp(tag, type, key) + ? data.domProps || (data.domProps = {}) + : data.attrs || (data.attrs = {}); + } + if (!(key in hash)) { + hash[key] = value[key]; + + if (isSync) { + var on = data.on || (data.on = {}); + on[("update:" + key)] = function ($event) { + value[key] = $event; + }; + } + } + }; + + for (var key in value) loop( key ); + } + } + return data +} + +/* */ + +/** + * Runtime helper for rendering static trees. + */ +function renderStatic ( + index, + isInFor +) { + var cached = this._staticTrees || (this._staticTrees = []); + var tree = cached[index]; + // if has already-rendered static tree and not inside v-for, + // we can reuse the same tree. + if (tree && !isInFor) { + return tree + } + // otherwise, render a fresh tree. + tree = cached[index] = this.$options.staticRenderFns[index].call( + this._renderProxy, + null, + this // for render fns generated for functional component templates + ); + markStatic(tree, ("__static__" + index), false); + return tree +} + +/** + * Runtime helper for v-once. + * Effectively it means marking the node as static with a unique key. + */ +function markOnce ( + tree, + index, + key +) { + markStatic(tree, ("__once__" + index + (key ? ("_" + key) : "")), true); + return tree +} + +function markStatic ( + tree, + key, + isOnce +) { + if (Array.isArray(tree)) { + for (var i = 0; i < tree.length; i++) { + if (tree[i] && typeof tree[i] !== 'string') { + markStaticNode(tree[i], (key + "_" + i), isOnce); + } + } + } else { + markStaticNode(tree, key, isOnce); + } +} + +function markStaticNode (node, key, isOnce) { + node.isStatic = true; + node.key = key; + node.isOnce = isOnce; +} + +/* */ + +function bindObjectListeners (data, value) { + if (value) { + if (!isPlainObject(value)) { + "development" !== 'production' && warn( + 'v-on without argument expects an Object value', + this + ); + } else { + var on = data.on = data.on ? extend({}, data.on) : {}; + for (var key in value) { + var existing = on[key]; + var ours = value[key]; + on[key] = existing ? [].concat(existing, ours) : ours; + } + } + } + return data +} + +/* */ + +function installRenderHelpers (target) { + target._o = markOnce; + target._n = toNumber; + target._s = toString; + target._l = renderList; + target._t = renderSlot; + target._q = looseEqual; + target._i = looseIndexOf; + target._m = renderStatic; + target._f = resolveFilter; + target._k = checkKeyCodes; + target._b = bindObjectProps; + target._v = createTextVNode; + target._e = createEmptyVNode; + target._u = resolveScopedSlots; + target._g = bindObjectListeners; +} + +/* */ + +/* */ + + + + + +function resolveInject (inject, vm) { + if (inject) { + // inject is :any because flow is not smart enough to figure out cached + var result = Object.create(null); + var keys = hasSymbol + ? Reflect.ownKeys(inject).filter(function (key) { + /* istanbul ignore next */ + return Object.getOwnPropertyDescriptor(inject, key).enumerable + }) + : Object.keys(inject); + + for (var i = 0; i < keys.length; i++) { + var key = keys[i]; + var provideKey = inject[key].from; + var source = vm; + while (source) { + if (source._provided && hasOwn(source._provided, provideKey)) { + result[key] = source._provided[provideKey]; + break + } + source = source.$parent; + } + if (!source) { + if ('default' in inject[key]) { + var provideDefault = inject[key].default; + result[key] = typeof provideDefault === 'function' + ? provideDefault.call(vm) + : provideDefault; + } else { + warn(("Injection \"" + key + "\" not found"), vm); + } + } + } + return result + } +} + +/* */ + + + + + +function resolveConstructorOptions (Ctor) { + var options = Ctor.options; + if (Ctor.super) { + var superOptions = resolveConstructorOptions(Ctor.super); + var cachedSuperOptions = Ctor.superOptions; + if (superOptions !== cachedSuperOptions) { + // super option changed, + // need to resolve new options. + Ctor.superOptions = superOptions; + // check if there are any late-modified/attached options (#4976) + var modifiedOptions = resolveModifiedOptions(Ctor); + // update base extend options + if (modifiedOptions) { + extend(Ctor.extendOptions, modifiedOptions); + } + options = Ctor.options = mergeOptions(superOptions, Ctor.extendOptions); + if (options.name) { + options.components[options.name] = Ctor; + } + } + } + return options +} + +function resolveModifiedOptions (Ctor) { + var modified; + var latest = Ctor.options; + var extended = Ctor.extendOptions; + var sealed = Ctor.sealedOptions; + for (var key in latest) { + if (latest[key] !== sealed[key]) { + if (!modified) { modified = {}; } + modified[key] = dedupe(latest[key], extended[key], sealed[key]); + } + } + return modified +} + +function dedupe (latest, extended, sealed) { + // compare latest and sealed to ensure lifecycle hooks won't be duplicated + // between merges + if (Array.isArray(latest)) { + var res = []; + sealed = Array.isArray(sealed) ? sealed : [sealed]; + extended = Array.isArray(extended) ? extended : [extended]; + for (var i = 0; i < latest.length; i++) { + // push original options and not sealed options to exclude duplicated options + if (extended.indexOf(latest[i]) >= 0 || sealed.indexOf(latest[i]) < 0) { + res.push(latest[i]); + } + } + return res + } else { + return latest + } +} + +/* */ + +function FunctionalRenderContext ( + data, + props, + children, + parent, + Ctor +) { + var options = Ctor.options; + // ensure the createElement function in functional components + // gets a unique context - this is necessary for correct named slot check + var contextVm; + if (hasOwn(parent, '_uid')) { + contextVm = Object.create(parent); + // $flow-disable-line + contextVm._original = parent; + } else { + // the context vm passed in is a functional context as well. + // in this case we want to make sure we are able to get a hold to the + // real context instance. + contextVm = parent; + // $flow-disable-line + parent = parent._original; + } + var isCompiled = isTrue(options._compiled); + var needNormalization = !isCompiled; + + this.data = data; + this.props = props; + this.children = children; + this.parent = parent; + this.listeners = data.on || emptyObject; + this.injections = resolveInject(options.inject, parent); + this.slots = function () { return resolveSlots(children, parent); }; + + // support for compiled functional template + if (isCompiled) { + // exposing $options for renderStatic() + this.$options = options; + // pre-resolve slots for renderSlot() + this.$slots = this.slots(); + this.$scopedSlots = data.scopedSlots || emptyObject; + } + + if (options._scopeId) { + this._c = function (a, b, c, d) { + var vnode = createElement(contextVm, a, b, c, d, needNormalization); + if (vnode && !Array.isArray(vnode)) { + vnode.fnScopeId = options._scopeId; + vnode.fnContext = parent; + } + return vnode + }; + } else { + this._c = function (a, b, c, d) { return createElement(contextVm, a, b, c, d, needNormalization); }; + } +} + +installRenderHelpers(FunctionalRenderContext.prototype); + +function createFunctionalComponent ( + Ctor, + propsData, + data, + contextVm, + children +) { + var options = Ctor.options; + var props = {}; + var propOptions = options.props; + if (isDef(propOptions)) { + for (var key in propOptions) { + props[key] = validateProp(key, propOptions, propsData || emptyObject); + } + } else { + if (isDef(data.attrs)) { mergeProps(props, data.attrs); } + if (isDef(data.props)) { mergeProps(props, data.props); } + } + + var renderContext = new FunctionalRenderContext( + data, + props, + children, + contextVm, + Ctor + ); + + var vnode = options.render.call(null, renderContext._c, renderContext); + + if (vnode instanceof VNode) { + return cloneAndMarkFunctionalResult(vnode, data, renderContext.parent, options) + } else if (Array.isArray(vnode)) { + var vnodes = normalizeChildren(vnode) || []; + var res = new Array(vnodes.length); + for (var i = 0; i < vnodes.length; i++) { + res[i] = cloneAndMarkFunctionalResult(vnodes[i], data, renderContext.parent, options); + } + return res + } +} + +function cloneAndMarkFunctionalResult (vnode, data, contextVm, options) { + // #7817 clone node before setting fnContext, otherwise if the node is reused + // (e.g. it was from a cached normal slot) the fnContext causes named slots + // that should not be matched to match. + var clone = cloneVNode(vnode); + clone.fnContext = contextVm; + clone.fnOptions = options; + if (data.slot) { + (clone.data || (clone.data = {})).slot = data.slot; + } + return clone +} + +function mergeProps (to, from) { + for (var key in from) { + to[camelize(key)] = from[key]; + } +} + +/* */ + + + + +// Register the component hook to weex native render engine. +// The hook will be triggered by native, not javascript. + + +// Updates the state of the component to weex native render engine. + +/* */ + +// https://github.com/Hanks10100/weex-native-directive/tree/master/component + +// listening on native callback + +/* */ + +/* */ + +// inline hooks to be invoked on component VNodes during patch +var componentVNodeHooks = { + init: function init ( + vnode, + hydrating, + parentElm, + refElm + ) { + if ( + vnode.componentInstance && + !vnode.componentInstance._isDestroyed && + vnode.data.keepAlive + ) { + // kept-alive components, treat as a patch + var mountedNode = vnode; // work around flow + componentVNodeHooks.prepatch(mountedNode, mountedNode); + } else { + var child = vnode.componentInstance = createComponentInstanceForVnode( + vnode, + activeInstance, + parentElm, + refElm + ); + child.$mount(hydrating ? vnode.elm : undefined, hydrating); + } + }, + + prepatch: function prepatch (oldVnode, vnode) { + var options = vnode.componentOptions; + var child = vnode.componentInstance = oldVnode.componentInstance; + updateChildComponent( + child, + options.propsData, // updated props + options.listeners, // updated listeners + vnode, // new parent vnode + options.children // new children + ); + }, + + insert: function insert (vnode) { + var context = vnode.context; + var componentInstance = vnode.componentInstance; + if (!componentInstance._isMounted) { + componentInstance._isMounted = true; + callHook(componentInstance, 'mounted'); + } + if (vnode.data.keepAlive) { + if (context._isMounted) { + // vue-router#1212 + // During updates, a kept-alive component's child components may + // change, so directly walking the tree here may call activated hooks + // on incorrect children. Instead we push them into a queue which will + // be processed after the whole patch process ended. + queueActivatedComponent(componentInstance); + } else { + activateChildComponent(componentInstance, true /* direct */); + } + } + }, + + destroy: function destroy (vnode) { + var componentInstance = vnode.componentInstance; + if (!componentInstance._isDestroyed) { + if (!vnode.data.keepAlive) { + componentInstance.$destroy(); + } else { + deactivateChildComponent(componentInstance, true /* direct */); + } + } + } +}; + +var hooksToMerge = Object.keys(componentVNodeHooks); + +function createComponent ( + Ctor, + data, + context, + children, + tag +) { + if (isUndef(Ctor)) { + return + } + + var baseCtor = context.$options._base; + + // plain options object: turn it into a constructor + if (isObject(Ctor)) { + Ctor = baseCtor.extend(Ctor); + } + + // if at this stage it's not a constructor or an async component factory, + // reject. + if (typeof Ctor !== 'function') { + { + warn(("Invalid Component definition: " + (String(Ctor))), context); + } + return + } + + // async component + var asyncFactory; + if (isUndef(Ctor.cid)) { + asyncFactory = Ctor; + Ctor = resolveAsyncComponent(asyncFactory, baseCtor, context); + if (Ctor === undefined) { + // return a placeholder node for async component, which is rendered + // as a comment node but preserves all the raw information for the node. + // the information will be used for async server-rendering and hydration. + return createAsyncPlaceholder( + asyncFactory, + data, + context, + children, + tag + ) + } + } + + data = data || {}; + + // resolve constructor options in case global mixins are applied after + // component constructor creation + resolveConstructorOptions(Ctor); + + // transform component v-model data into props & events + if (isDef(data.model)) { + transformModel(Ctor.options, data); + } + + // extract props + var propsData = extractPropsFromVNodeData(data, Ctor, tag); + + // functional component + if (isTrue(Ctor.options.functional)) { + return createFunctionalComponent(Ctor, propsData, data, context, children) + } + + // extract listeners, since these needs to be treated as + // child component listeners instead of DOM listeners + var listeners = data.on; + // replace with listeners with .native modifier + // so it gets processed during parent component patch. + data.on = data.nativeOn; + + if (isTrue(Ctor.options.abstract)) { + // abstract components do not keep anything + // other than props & listeners & slot + + // work around flow + var slot = data.slot; + data = {}; + if (slot) { + data.slot = slot; + } + } + + // install component management hooks onto the placeholder node + installComponentHooks(data); + + // return a placeholder vnode + var name = Ctor.options.name || tag; + var vnode = new VNode( + ("vue-component-" + (Ctor.cid) + (name ? ("-" + name) : '')), + data, undefined, undefined, undefined, context, + { Ctor: Ctor, propsData: propsData, listeners: listeners, tag: tag, children: children }, + asyncFactory + ); + + // Weex specific: invoke recycle-list optimized @render function for + // extracting cell-slot template. + // https://github.com/Hanks10100/weex-native-directive/tree/master/component + /* istanbul ignore if */ + return vnode +} + +function createComponentInstanceForVnode ( + vnode, // we know it's MountedComponentVNode but flow doesn't + parent, // activeInstance in lifecycle state + parentElm, + refElm +) { + var options = { + _isComponent: true, + parent: parent, + _parentVnode: vnode, + _parentElm: parentElm || null, + _refElm: refElm || null + }; + // check inline-template render functions + var inlineTemplate = vnode.data.inlineTemplate; + if (isDef(inlineTemplate)) { + options.render = inlineTemplate.render; + options.staticRenderFns = inlineTemplate.staticRenderFns; + } + return new vnode.componentOptions.Ctor(options) +} + +function installComponentHooks (data) { + var hooks = data.hook || (data.hook = {}); + for (var i = 0; i < hooksToMerge.length; i++) { + var key = hooksToMerge[i]; + hooks[key] = componentVNodeHooks[key]; + } +} + +// transform component v-model info (value and callback) into +// prop and event handler respectively. +function transformModel (options, data) { + var prop = (options.model && options.model.prop) || 'value'; + var event = (options.model && options.model.event) || 'input';(data.props || (data.props = {}))[prop] = data.model.value; + var on = data.on || (data.on = {}); + if (isDef(on[event])) { + on[event] = [data.model.callback].concat(on[event]); + } else { + on[event] = data.model.callback; + } +} + +/* */ + +var warned = Object.create(null); +var warnOnce = function (msg) { + if (!warned[msg]) { + warned[msg] = true; + console.warn(("\n\u001b[31m" + msg + "\u001b[39m\n")); + } +}; + +var onCompilationError = function (err, vm) { + var trace = vm ? generateComponentTrace(vm) : ''; + throw new Error(("\n\u001b[31m" + err + trace + "\u001b[39m\n")) +}; + +var normalizeRender = function (vm) { + var ref = vm.$options; + var render = ref.render; + var template = ref.template; + var _scopeId = ref._scopeId; + if (isUndef(render)) { + if (template) { + var compiled = compileToFunctions(template, { + scopeId: _scopeId, + warn: onCompilationError + }, vm); + + vm.$options.render = compiled.render; + vm.$options.staticRenderFns = compiled.staticRenderFns; + } else { + throw new Error( + ("render function or template not defined in component: " + (vm.$options.name || vm.$options._componentTag || 'anonymous')) + ) + } + } +}; + +function renderNode (node, isRoot, context) { + if (node.isString) { + renderStringNode$1(node, context); + } else if (isDef(node.componentOptions)) { + renderComponent(node, isRoot, context); + } else if (isDef(node.tag)) { + renderElement(node, isRoot, context); + } else if (isTrue(node.isComment)) { + if (isDef(node.asyncFactory)) { + // async component + renderAsyncComponent(node, isRoot, context); + } else { + context.write(("<!--" + (node.text) + "-->"), context.next); + } + } else { + context.write( + node.raw ? node.text : escape(String(node.text)), + context.next + ); + } +} + +function registerComponentForCache (options, write) { + // exposed by vue-loader, need to call this if cache hit because + // component lifecycle hooks will not be called. + var register = options._ssrRegister; + if (write.caching && isDef(register)) { + write.componentBuffer[write.componentBuffer.length - 1].add(register); + } + return register +} + +function renderComponent (node, isRoot, context) { + var write = context.write; + var next = context.next; + var userContext = context.userContext; + + // check cache hit + var Ctor = node.componentOptions.Ctor; + var getKey = Ctor.options.serverCacheKey; + var name = Ctor.options.name; + var cache = context.cache; + var registerComponent = registerComponentForCache(Ctor.options, write); + + if (isDef(getKey) && isDef(cache) && isDef(name)) { + var key = name + '::' + getKey(node.componentOptions.propsData); + var has = context.has; + var get = context.get; + if (isDef(has)) { + has(key, function (hit) { + if (hit === true && isDef(get)) { + get(key, function (res) { + if (isDef(registerComponent)) { + registerComponent(userContext); + } + res.components.forEach(function (register) { return register(userContext); }); + write(res.html, next); + }); + } else { + renderComponentWithCache(node, isRoot, key, context); + } + }); + } else if (isDef(get)) { + get(key, function (res) { + if (isDef(res)) { + if (isDef(registerComponent)) { + registerComponent(userContext); + } + res.components.forEach(function (register) { return register(userContext); }); + write(res.html, next); + } else { + renderComponentWithCache(node, isRoot, key, context); + } + }); + } + } else { + if (isDef(getKey) && isUndef(cache)) { + warnOnce( + "[vue-server-renderer] Component " + (Ctor.options.name || '(anonymous)') + " implemented serverCacheKey, " + + 'but no cache was provided to the renderer.' + ); + } + if (isDef(getKey) && isUndef(name)) { + warnOnce( + "[vue-server-renderer] Components that implement \"serverCacheKey\" " + + "must also define a unique \"name\" option." + ); + } + renderComponentInner(node, isRoot, context); + } +} + +function renderComponentWithCache (node, isRoot, key, context) { + var write = context.write; + write.caching = true; + var buffer = write.cacheBuffer; + var bufferIndex = buffer.push('') - 1; + var componentBuffer = write.componentBuffer; + componentBuffer.push(new Set()); + context.renderStates.push({ + type: 'ComponentWithCache', + key: key, + buffer: buffer, + bufferIndex: bufferIndex, + componentBuffer: componentBuffer + }); + renderComponentInner(node, isRoot, context); +} + +function renderComponentInner (node, isRoot, context) { + var prevActive = context.activeInstance; + // expose userContext on vnode + node.ssrContext = context.userContext; + var child = context.activeInstance = createComponentInstanceForVnode( + node, + context.activeInstance + ); + normalizeRender(child); + var childNode = child._render(); + childNode.parent = node; + context.renderStates.push({ + type: 'Component', + prevActive: prevActive + }); + renderNode(childNode, isRoot, context); +} + +function renderAsyncComponent (node, isRoot, context) { + var factory = node.asyncFactory; + + var resolve = function (comp) { + if (comp.__esModule && comp.default) { + comp = comp.default; + } + var ref = node.asyncMeta; + var data = ref.data; + var children = ref.children; + var tag = ref.tag; + var nodeContext = node.asyncMeta.context; + var resolvedNode = createComponent( + comp, + data, + nodeContext, + children, + tag + ); + if (resolvedNode) { + if (resolvedNode.componentOptions) { + // normal component + renderComponent(resolvedNode, isRoot, context); + } else if (!Array.isArray(resolvedNode)) { + // single return node from functional component + renderNode(resolvedNode, isRoot, context); + } else { + // multiple return nodes from functional component + context.renderStates.push({ + type: 'Fragment', + children: resolvedNode, + rendered: 0, + total: resolvedNode.length + }); + context.next(); + } + } else { + // invalid component, but this does not throw on the client + // so render empty comment node + context.write("<!---->", context.next); + } + }; + + if (factory.resolved) { + resolve(factory.resolved); + return + } + + var reject = context.done; + var res; + try { + res = factory(resolve, reject); + } catch (e) { + reject(e); + } + if (res) { + if (typeof res.then === 'function') { + res.then(resolve, reject).catch(reject); + } else { + // new syntax in 2.3 + var comp = res.component; + if (comp && typeof comp.then === 'function') { + comp.then(resolve, reject).catch(reject); + } + } + } +} + +function renderStringNode$1 (el, context) { + var write = context.write; + var next = context.next; + if (isUndef(el.children) || el.children.length === 0) { + write(el.open + (el.close || ''), next); + } else { + var children = el.children; + context.renderStates.push({ + type: 'Element', + children: children, + rendered: 0, + total: children.length, + endTag: el.close + }); + write(el.open, next); + } +} + +function renderElement (el, isRoot, context) { + var write = context.write; + var next = context.next; + + if (isTrue(isRoot)) { + if (!el.data) { el.data = {}; } + if (!el.data.attrs) { el.data.attrs = {}; } + el.data.attrs[SSR_ATTR] = 'true'; + } + + if (el.fnOptions) { + registerComponentForCache(el.fnOptions, write); + } + + var startTag = renderStartingTag(el, context); + var endTag = "</" + (el.tag) + ">"; + if (context.isUnaryTag(el.tag)) { + write(startTag, next); + } else if (isUndef(el.children) || el.children.length === 0) { + write(startTag + endTag, next); + } else { + var children = el.children; + context.renderStates.push({ + type: 'Element', + children: children, + rendered: 0, + total: children.length, + endTag: endTag + }); + write(startTag, next); + } +} + +function hasAncestorData (node) { + var parentNode = node.parent; + return isDef(parentNode) && (isDef(parentNode.data) || hasAncestorData(parentNode)) +} + +function getVShowDirectiveInfo (node) { + var dir; + var tmp; + + while (isDef(node)) { + if (node.data && node.data.directives) { + tmp = node.data.directives.find(function (dir) { return dir.name === 'show'; }); + if (tmp) { + dir = tmp; + } + } + node = node.parent; + } + return dir +} + +function renderStartingTag (node, context) { + var markup = "<" + (node.tag); + var directives = context.directives; + var modules = context.modules; + + // construct synthetic data for module processing + // because modules like style also produce code by parent VNode data + if (isUndef(node.data) && hasAncestorData(node)) { + node.data = {}; + } + if (isDef(node.data)) { + // check directives + var dirs = node.data.directives; + if (dirs) { + for (var i = 0; i < dirs.length; i++) { + var name = dirs[i].name; + var dirRenderer = directives[name]; + if (dirRenderer && name !== 'show') { + // directives mutate the node's data + // which then gets rendered by modules + dirRenderer(node, dirs[i]); + } + } + } + + // v-show directive needs to be merged from parent to child + var vshowDirectiveInfo = getVShowDirectiveInfo(node); + if (vshowDirectiveInfo) { + directives.show(node, vshowDirectiveInfo); + } + + // apply other modules + for (var i$1 = 0; i$1 < modules.length; i$1++) { + var res = modules[i$1](node); + if (res) { + markup += res; + } + } + } + // attach scoped CSS ID + var scopeId; + var activeInstance = context.activeInstance; + if (isDef(activeInstance) && + activeInstance !== node.context && + isDef(scopeId = activeInstance.$options._scopeId) + ) { + markup += " " + ((scopeId)); + } + if (isDef(node.fnScopeId)) { + markup += " " + (node.fnScopeId); + } else { + while (isDef(node)) { + if (isDef(scopeId = node.context.$options._scopeId)) { + markup += " " + scopeId; + } + node = node.parent; + } + } + return markup + '>' +} + +function createRenderFunction ( + modules, + directives, + isUnaryTag, + cache +) { + return function render ( + component, + write, + userContext, + done + ) { + warned = Object.create(null); + var context = new RenderContext({ + activeInstance: component, + userContext: userContext, + write: write, done: done, renderNode: renderNode, + isUnaryTag: isUnaryTag, modules: modules, directives: directives, + cache: cache + }); + installSSRHelpers(component); + normalizeRender(component); + renderNode(component._render(), true, context); + } +} + +/* */ + +function createBasicRenderer (ref) { + if ( ref === void 0 ) ref = {}; + var modules = ref.modules; if ( modules === void 0 ) modules = []; + var directives = ref.directives; if ( directives === void 0 ) directives = {}; + var isUnaryTag = ref.isUnaryTag; if ( isUnaryTag === void 0 ) isUnaryTag = (function () { return false; }); + var cache = ref.cache; + + var render = createRenderFunction(modules, directives, isUnaryTag, cache); + + return function renderToString ( + component, + context, + done + ) { + if (typeof context === 'function') { + done = context; + context = {}; + } + var result = ''; + var write = createWriteFunction(function (text) { + result += text; + return false + }, done); + try { + render(component, write, context, function () { + done(null, result); + }); + } catch (e) { + done(e); + } + } +} + +/* */ + +var entryServerBasicRenderer = createBasicRenderer({ + modules: modules, + directives: directives, + isUnaryTag: isUnaryTag, + canBeLeftOpenTag: canBeLeftOpenTag +}) + +return entryServerBasicRenderer; + +}))); |