--- /dev/null
+/*!
+ * Vue.js v2.0.5
+ * (c) 2014-2016 Evan You
+ * Released under the MIT License.
+ */
+(function (global, factory) {
+ typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+ typeof define === 'function' && define.amd ? define(factory) :
+ (global.Vue = factory());
+}(this, (function () { 'use strict';
+
+/* */
+
+/**
+ * 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, 10);
+ return (n || n === 0) ? n : val
+}
+
+/**
+ * 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);
+
+/**
+ * Remove an item from an array
+ */
+function remove$1 (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)
+}
+
+/**
+ * Check if value is primitive
+ */
+function isPrimitive (value) {
+ return typeof value === 'string' || typeof value === 'number'
+}
+
+/**
+ * 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-delmited 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 = /([^-])([A-Z])/g;
+var hyphenate = cached(function (str) {
+ return str
+ .replace(hyphenateRE, '$1-$2')
+ .replace(hyphenateRE, '$1-$2')
+ .toLowerCase()
+});
+
+/**
+ * Simple bind, faster than native
+ */
+function bind$1 (fn, ctx) {
+ function boundFn (a) {
+ var l = arguments.length;
+ return l
+ ? l > 1
+ ? fn.apply(ctx, arguments)
+ : fn.call(ctx, a)
+ : fn.call(ctx)
+ }
+ // record original fn length
+ boundFn._length = fn.length;
+ return boundFn
+}
+
+/**
+ * Convert an Array-like object to a real Array.
+ */
+function toArray (list, start) {
+ start = start || 0;
+ var i = list.length - start;
+ var ret = new Array(i);
+ while (i--) {
+ ret[i] = list[i + start];
+ }
+ return ret
+}
+
+/**
+ * Mix properties into target object.
+ */
+function extend (to, _from) {
+ for (var key in _from) {
+ to[key] = _from[key];
+ }
+ return to
+}
+
+/**
+ * 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'
+}
+
+/**
+ * Strict object type check. Only returns true
+ * for plain JavaScript objects.
+ */
+var toString = Object.prototype.toString;
+var OBJECT_STRING = '[object Object]';
+function isPlainObject (obj) {
+ return toString.call(obj) === OBJECT_STRING
+}
+
+/**
+ * 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.
+ */
+function noop () {}
+
+/**
+ * Always return false.
+ */
+var no = function () { return false; };
+
+/**
+ * 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) {
+ /* eslint-disable eqeqeq */
+ return a == b || (
+ isObject(a) && isObject(b)
+ ? JSON.stringify(a) === JSON.stringify(b)
+ : false
+ )
+ /* eslint-enable eqeqeq */
+}
+
+function looseIndexOf (arr, val) {
+ for (var i = 0; i < arr.length; i++) {
+ if (looseEqual(arr[i], val)) { return i }
+ }
+ return -1
+}
+
+/* */
+
+var config = {
+ /**
+ * Option merge strategies (used in core/util/options)
+ */
+ optionMergeStrategies: Object.create(null),
+
+ /**
+ * Whether to suppress warnings.
+ */
+ silent: false,
+
+ /**
+ * Whether to enable devtools
+ */
+ devtools: "development" !== 'production',
+
+ /**
+ * Error handler for watcher errors
+ */
+ errorHandler: null,
+
+ /**
+ * Ignore certain custom elements
+ */
+ ignoredElements: null,
+
+ /**
+ * Custom user key aliases for v-on
+ */
+ 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 a tag is an unknown element.
+ * Platform-dependent.
+ */
+ isUnknownElement: no,
+
+ /**
+ * Get the namespace of an element
+ */
+ getTagNamespace: noop,
+
+ /**
+ * Check if an attribute must be bound using property, e.g. value
+ * Platform-dependent.
+ */
+ mustUseProp: no,
+
+ /**
+ * List of asset types that a component can own.
+ */
+ _assetTypes: [
+ 'component',
+ 'directive',
+ 'filter'
+ ],
+
+ /**
+ * List of lifecycle hooks.
+ */
+ _lifecycleHooks: [
+ 'beforeCreate',
+ 'created',
+ 'beforeMount',
+ 'mounted',
+ 'beforeUpdate',
+ 'updated',
+ 'beforeDestroy',
+ 'destroyed',
+ 'activated',
+ 'deactivated'
+ ],
+
+ /**
+ * Max circular updates allowed in a scheduler flush cycle.
+ */
+ _maxUpdateCount: 100,
+
+ /**
+ * Server rendering?
+ */
+ _isServer: "client" === 'server'
+};
+
+/* */
+
+/**
+ * Check if a string starts with $ or _
+ */
+function isReserved (str) {
+ var c = (str + '').charCodeAt(0);
+ return c === 0x24 || c === 0x5F
+}
+
+/**
+ * Define a property.
+ */
+function def (obj, key, val, enumerable) {
+ Object.defineProperty(obj, key, {
+ value: val,
+ enumerable: !!enumerable,
+ writable: true,
+ configurable: true
+ });
+}
+
+/**
+ * Parse simple path.
+ */
+var bailRE = /[^\w.$]/;
+function parsePath (path) {
+ if (bailRE.test(path)) {
+ return
+ } else {
+ var segments = path.split('.');
+ return function (obj) {
+ for (var i = 0; i < segments.length; i++) {
+ if (!obj) { return }
+ obj = obj[segments[i]];
+ }
+ return obj
+ }
+ }
+}
+
+/* */
+/* globals MutationObserver */
+
+// can we use __proto__?
+var hasProto = '__proto__' in {};
+
+// Browser environment sniffing
+var inBrowser =
+ typeof window !== 'undefined' &&
+ Object.prototype.toString.call(window) !== '[object Object]';
+
+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;
+var isIOS = UA && /iphone|ipad|ipod|ios/.test(UA);
+
+// detect devtools
+var devtools = inBrowser && window.__VUE_DEVTOOLS_GLOBAL_HOOK__;
+
+/* istanbul ignore next */
+function isNative (Ctor) {
+ return /native code/.test(Ctor.toString())
+}
+
+/**
+ * Defer a task to execute it asynchronously.
+ */
+var nextTick = (function () {
+ var callbacks = [];
+ var pending = false;
+ var timerFunc;
+
+ function nextTickHandler () {
+ pending = false;
+ var copies = callbacks.slice(0);
+ callbacks.length = 0;
+ for (var i = 0; i < copies.length; i++) {
+ copies[i]();
+ }
+ }
+
+ // the nextTick behavior leverages the microtask queue, which can be accessed
+ // via either native Promise.then or MutationObserver.
+ // MutationObserver has wider support, however it is seriously bugged in
+ // UIWebView in iOS >= 9.3.3 when triggered in touch event handlers. It
+ // completely stops working after triggering a few times... so, if native
+ // Promise is available, we will use it:
+ /* istanbul ignore if */
+ if (typeof Promise !== 'undefined' && isNative(Promise)) {
+ var p = Promise.resolve();
+ timerFunc = function () {
+ p.then(nextTickHandler);
+ // in problematic UIWebViews, Promise.then doesn't completely break, but
+ // it can get stuck in a weird state where callbacks are pushed into the
+ // microtask queue but the queue isn't being flushed, until the browser
+ // needs to do some other work, e.g. handle a timer. Therefore we can
+ // "force" the microtask queue to be flushed by adding an empty timer.
+ if (isIOS) { setTimeout(noop); }
+ };
+ } else if (typeof MutationObserver !== 'undefined' && (
+ isNative(MutationObserver) ||
+ // PhantomJS and iOS 7.x
+ MutationObserver.toString() === '[object MutationObserverConstructor]'
+ )) {
+ // use MutationObserver where native Promise is not available,
+ // e.g. PhantomJS IE11, iOS7, Android 4.4
+ var counter = 1;
+ var observer = new MutationObserver(nextTickHandler);
+ var textNode = document.createTextNode(String(counter));
+ observer.observe(textNode, {
+ characterData: true
+ });
+ timerFunc = function () {
+ counter = (counter + 1) % 2;
+ textNode.data = String(counter);
+ };
+ } else {
+ // fallback to setTimeout
+ /* istanbul ignore next */
+ timerFunc = function () {
+ setTimeout(nextTickHandler, 0);
+ };
+ }
+
+ return function queueNextTick (cb, ctx) {
+ var func = ctx
+ ? function () { cb.call(ctx); }
+ : cb;
+ callbacks.push(func);
+ if (!pending) {
+ pending = true;
+ timerFunc();
+ }
+ }
+})();
+
+var _Set;
+/* istanbul ignore if */
+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] !== undefined
+ };
+ Set.prototype.add = function add (key) {
+ this.set[key] = 1;
+ };
+ Set.prototype.clear = function clear () {
+ this.set = Object.create(null);
+ };
+
+ return Set;
+ }());
+}
+
+/* not type checking this file because flow doesn't play well with Proxy */
+
+var hasProxy;
+var proxyHandlers;
+var initProxy;
+
+{
+ 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
+ );
+
+ hasProxy =
+ typeof Proxy !== 'undefined' &&
+ Proxy.toString().match(/native code/);
+
+ proxyHandlers = {
+ has: function has (target, key) {
+ var has = key in target;
+ var isAllowed = allowedGlobals(key) || key.charAt(0) === '_';
+ if (!has && !isAllowed) {
+ warn(
+ "Property or method \"" + key + "\" is not defined on the instance but " +
+ "referenced during render. Make sure to declare reactive data " +
+ "properties in the data option.",
+ target
+ );
+ }
+ return has || !isAllowed
+ }
+ };
+
+ initProxy = function initProxy (vm) {
+ if (hasProxy) {
+ vm._renderProxy = new Proxy(vm, proxyHandlers);
+ } else {
+ vm._renderProxy = vm;
+ }
+ };
+}
+
+/* */
+
+
+var uid$2 = 0;
+
+/**
+ * A dep is an observable that can have multiple
+ * directives subscribing to it.
+ */
+var Dep = function Dep () {
+ this.id = uid$2++;
+ this.subs = [];
+};
+
+Dep.prototype.addSub = function addSub (sub) {
+ this.subs.push(sub);
+};
+
+Dep.prototype.removeSub = function removeSub (sub) {
+ remove$1(this.subs, sub);
+};
+
+Dep.prototype.depend = function depend () {
+ if (Dep.target) {
+ Dep.target.addDep(this);
+ }
+};
+
+Dep.prototype.notify = function notify () {
+ // stablize 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();
+}
+
+/* */
+
+
+var queue = [];
+var has$1 = {};
+var circular = {};
+var waiting = false;
+var flushing = false;
+var index = 0;
+
+/**
+ * Reset the scheduler's state.
+ */
+function resetSchedulerState () {
+ queue.length = 0;
+ has$1 = {};
+ {
+ circular = {};
+ }
+ waiting = flushing = false;
+}
+
+/**
+ * Flush both queues and run the watchers.
+ */
+function flushSchedulerQueue () {
+ flushing = true;
+
+ // Sort queue before flush.
+ // This ensures that:
+ // 1. Components are updated from parent to child. (because parent is always
+ // created before the child)
+ // 2. A component's user watchers are run before its render watcher (because
+ // user watchers are created before the render watcher)
+ // 3. If a component is destroyed during a parent component's watcher run,
+ // its watchers can be skipped.
+ queue.sort(function (a, b) { return a.id - b.id; });
+
+ // do not cache length because more watchers might be pushed
+ // as we run existing watchers
+ for (index = 0; index < queue.length; index++) {
+ var watcher = queue[index];
+ var id = watcher.id;
+ has$1[id] = null;
+ watcher.run();
+ // in dev build, check and stop circular updates.
+ if ("development" !== 'production' && has$1[id] != null) {
+ circular[id] = (circular[id] || 0) + 1;
+ if (circular[id] > config._maxUpdateCount) {
+ warn(
+ 'You may have an infinite update loop ' + (
+ watcher.user
+ ? ("in watcher with expression \"" + (watcher.expression) + "\"")
+ : "in a component render function."
+ ),
+ watcher.vm
+ );
+ break
+ }
+ }
+ }
+
+ // devtool hook
+ /* istanbul ignore if */
+ if (devtools && config.devtools) {
+ devtools.emit('flush');
+ }
+
+ resetSchedulerState();
+}
+
+/**
+ * Push a watcher into the watcher queue.
+ * Jobs with duplicate IDs will be skipped unless it's
+ * pushed when the queue is being flushed.
+ */
+function queueWatcher (watcher) {
+ var id = watcher.id;
+ if (has$1[id] == null) {
+ has$1[id] = true;
+ if (!flushing) {
+ queue.push(watcher);
+ } else {
+ // if already flushing, splice the watcher based on its id
+ // if already past its id, it will be run next immediately.
+ var i = queue.length - 1;
+ while (i >= 0 && queue[i].id > watcher.id) {
+ i--;
+ }
+ queue.splice(Math.max(i, index) + 1, 0, watcher);
+ }
+ // queue the flush
+ if (!waiting) {
+ waiting = true;
+ nextTick(flushSchedulerQueue);
+ }
+ }
+}
+
+/* */
+
+var uid$1 = 0;
+
+/**
+ * A watcher parses an expression, collects dependencies,
+ * and fires callback when the expression value changes.
+ * This is used for both the $watch() api and directives.
+ */
+var Watcher = function Watcher (
+ vm,
+ expOrFn,
+ cb,
+ options
+) {
+ if ( options === void 0 ) options = {};
+
+ this.vm = vm;
+ vm._watchers.push(this);
+ // options
+ this.deep = !!options.deep;
+ this.user = !!options.user;
+ this.lazy = !!options.lazy;
+ this.sync = !!options.sync;
+ this.expression = expOrFn.toString();
+ this.cb = cb;
+ this.id = ++uid$1; // uid for batching
+ this.active = true;
+ this.dirty = this.lazy; // for lazy watchers
+ this.deps = [];
+ this.newDeps = [];
+ this.depIds = new _Set();
+ this.newDepIds = new _Set();
+ // parse expression for getter
+ if (typeof expOrFn === 'function') {
+ this.getter = expOrFn;
+ } else {
+ this.getter = parsePath(expOrFn);
+ if (!this.getter) {
+ this.getter = function () {};
+ "development" !== 'production' && warn(
+ "Failed watching path: \"" + expOrFn + "\" " +
+ 'Watcher only accepts simple dot-delimited paths. ' +
+ 'For full control, use a function instead.',
+ vm
+ );
+ }
+ }
+ this.value = this.lazy
+ ? undefined
+ : this.get();
+};
+
+/**
+ * Evaluate the getter, and re-collect dependencies.
+ */
+Watcher.prototype.get = function get () {
+ pushTarget(this);
+ var value = this.getter.call(this.vm, this.vm);
+ // "touch" every property so they are all tracked as
+ // dependencies for deep watching
+ if (this.deep) {
+ traverse(value);
+ }
+ popTarget();
+ this.cleanupDeps();
+ return value
+};
+
+/**
+ * Add a dependency to this directive.
+ */
+Watcher.prototype.addDep = function addDep (dep) {
+ var id = dep.id;
+ if (!this.newDepIds.has(id)) {
+ this.newDepIds.add(id);
+ this.newDeps.push(dep);
+ if (!this.depIds.has(id)) {
+ dep.addSub(this);
+ }
+ }
+};
+
+/**
+ * Clean up for dependency collection.
+ */
+Watcher.prototype.cleanupDeps = function cleanupDeps () {
+ var this$1 = this;
+
+ var i = this.deps.length;
+ while (i--) {
+ var dep = this$1.deps[i];
+ if (!this$1.newDepIds.has(dep.id)) {
+ dep.removeSub(this$1);
+ }
+ }
+ var tmp = this.depIds;
+ this.depIds = this.newDepIds;
+ this.newDepIds = tmp;
+ this.newDepIds.clear();
+ tmp = this.deps;
+ this.deps = this.newDeps;
+ this.newDeps = tmp;
+ this.newDeps.length = 0;
+};
+
+/**
+ * Subscriber interface.
+ * Will be called when a dependency changes.
+ */
+Watcher.prototype.update = function update () {
+ /* istanbul ignore else */
+ if (this.lazy) {
+ this.dirty = true;
+ } else if (this.sync) {
+ this.run();
+ } else {
+ queueWatcher(this);
+ }
+};
+
+/**
+ * Scheduler job interface.
+ * Will be called by the scheduler.
+ */
+Watcher.prototype.run = function run () {
+ if (this.active) {
+ var value = this.get();
+ if (
+ value !== this.value ||
+ // Deep watchers and watchers on Object/Arrays should fire even
+ // when the value is the same, because the value may
+ // have mutated.
+ isObject(value) ||
+ this.deep
+ ) {
+ // set new value
+ var oldValue = this.value;
+ this.value = value;
+ if (this.user) {
+ try {
+ this.cb.call(this.vm, value, oldValue);
+ } catch (e) {
+ "development" !== 'production' && warn(
+ ("Error in watcher \"" + (this.expression) + "\""),
+ this.vm
+ );
+ /* istanbul ignore else */
+ if (config.errorHandler) {
+ config.errorHandler.call(null, e, this.vm);
+ } else {
+ throw e
+ }
+ }
+ } else {
+ this.cb.call(this.vm, value, oldValue);
+ }
+ }
+ }
+};
+
+/**
+ * Evaluate the value of the watcher.
+ * This only gets called for lazy watchers.
+ */
+Watcher.prototype.evaluate = function evaluate () {
+ this.value = this.get();
+ this.dirty = false;
+};
+
+/**
+ * Depend on all deps collected by this watcher.
+ */
+Watcher.prototype.depend = function depend () {
+ var this$1 = this;
+
+ var i = this.deps.length;
+ while (i--) {
+ this$1.deps[i].depend();
+ }
+};
+
+/**
+ * Remove self from all dependencies' subscriber list.
+ */
+Watcher.prototype.teardown = function teardown () {
+ var this$1 = this;
+
+ if (this.active) {
+ // remove self from vm's watcher list
+ // this is a somewhat expensive operation so we skip it
+ // if the vm is being destroyed or is performing a v-for
+ // re-render (the watcher list is then filtered by v-for).
+ if (!this.vm._isBeingDestroyed && !this.vm._vForRemoving) {
+ remove$1(this.vm._watchers, this);
+ }
+ var i = this.deps.length;
+ while (i--) {
+ this$1.deps[i].removeSub(this$1);
+ }
+ this.active = false;
+ }
+};
+
+/**
+ * Recursively traverse an object to evoke all converted
+ * getters, so that every nested property inside the object
+ * is collected as a "deep" dependency.
+ */
+var seenObjects = new _Set();
+function traverse (val) {
+ seenObjects.clear();
+ _traverse(val, seenObjects);
+}
+
+function _traverse (val, seen) {
+ var i, keys;
+ var isA = Array.isArray(val);
+ if ((!isA && !isObject(val)) || !Object.isExtensible(val)) {
+ 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); }
+ }
+}
+
+/*
+ * 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);[
+ 'push',
+ 'pop',
+ 'shift',
+ 'unshift',
+ 'splice',
+ 'sort',
+ 'reverse'
+]
+.forEach(function (method) {
+ // cache original method
+ var original = arrayProto[method];
+ def(arrayMethods, method, function mutator () {
+ var arguments$1 = arguments;
+
+ // avoid leaking arguments:
+ // http://jsperf.com/closure-with-arguments
+ var i = arguments.length;
+ var args = new Array(i);
+ while (i--) {
+ args[i] = arguments$1[i];
+ }
+ var result = original.apply(this, args);
+ var ob = this.__ob__;
+ var inserted;
+ switch (method) {
+ case 'push':
+ inserted = args;
+ break
+ 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);
+
+/**
+ * By default, when a reactive property is set, the new value is
+ * also converted to become reactive. However when passing down props,
+ * we don't want to force conversion because the value may be a nested value
+ * under a frozen data structure. Converting it would defeat the optimization.
+ */
+var observerState = {
+ shouldConvert: true,
+ isSettingProps: false
+};
+
+/**
+ * Observer class that are attached to each observed
+ * object. Once attached, the observer converts target
+ * object's property keys into getter/setters that
+ * collect dependencies and dispatches 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$$1(obj, keys[i], obj[keys[i]]);
+ }
+};
+
+/**
+ * Observe a list of Array items.
+ */
+Observer.prototype.observeArray = function observeArray (items) {
+ for (var i = 0, l = items.length; i < l; i++) {
+ observe(items[i]);
+ }
+};
+
+// helpers
+
+/**
+ * Augment an target Object or Array by intercepting
+ * the prototype chain using __proto__
+ */
+function protoAugment (target, src) {
+ /* eslint-disable no-proto */
+ target.__proto__ = src;
+ /* eslint-enable no-proto */
+}
+
+/**
+ * Augment an target Object or Array by defining
+ * hidden properties.
+ *
+ * istanbul ignore next
+ */
+function copyAugment (target, src, keys) {
+ for (var i = 0, l = keys.length; i < l; i++) {
+ var key = keys[i];
+ def(target, key, src[key]);
+ }
+}
+
+/**
+ * Attempt to create an observer instance for a value,
+ * returns the new observer if successfully observed,
+ * or the existing observer if the value already has one.
+ */
+function observe (value) {
+ if (!isObject(value)) {
+ return
+ }
+ var ob;
+ if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) {
+ ob = value.__ob__;
+ } else if (
+ observerState.shouldConvert &&
+ !config._isServer &&
+ (Array.isArray(value) || isPlainObject(value)) &&
+ Object.isExtensible(value) &&
+ !value._isVue
+ ) {
+ ob = new Observer(value);
+ }
+ return ob
+}
+
+/**
+ * Define a reactive property on an Object.
+ */
+function defineReactive$$1 (
+ obj,
+ key,
+ val,
+ customSetter
+) {
+ var dep = new Dep();
+
+ var property = Object.getOwnPropertyDescriptor(obj, key);
+ if (property && property.configurable === false) {
+ return
+ }
+
+ // cater for pre-defined getter/setters
+ var getter = property && property.get;
+ var setter = property && property.set;
+
+ var childOb = 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;
+ if (newVal === value) {
+ return
+ }
+ if ("development" !== 'production' && customSetter) {
+ customSetter();
+ }
+ if (setter) {
+ setter.call(obj, newVal);
+ } else {
+ val = newVal;
+ }
+ childOb = 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 (obj, key, val) {
+ if (Array.isArray(obj)) {
+ obj.length = Math.max(obj.length, key);
+ obj.splice(key, 1, val);
+ return val
+ }
+ if (hasOwn(obj, key)) {
+ obj[key] = val;
+ return
+ }
+ var ob = obj.__ob__;
+ if (obj._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
+ }
+ if (!ob) {
+ obj[key] = val;
+ return
+ }
+ defineReactive$$1(ob.value, key, val);
+ ob.dep.notify();
+ return val
+}
+
+/**
+ * Delete a property and trigger change if necessary.
+ */
+function del (obj, key) {
+ var ob = obj.__ob__;
+ if (obj._isVue || (ob && ob.vmCount)) {
+ "development" !== 'production' && warn(
+ 'Avoid deleting properties on a Vue instance or its root $data ' +
+ '- just set it to null.'
+ );
+ return
+ }
+ if (!hasOwn(obj, key)) {
+ return
+ }
+ delete obj[key];
+ if (!ob) {
+ return
+ }
+ ob.dep.notify();
+}
+
+/**
+ * Collect dependencies on array elements when the array is touched, since
+ * we cannot intercept array element access like property getters.
+ */
+function dependArray (value) {
+ for (var e = void 0, i = 0, l = value.length; i < l; i++) {
+ e = value[i];
+ e && e.__ob__ && e.__ob__.dep.depend();
+ if (Array.isArray(e)) {
+ dependArray(e);
+ }
+ }
+}
+
+/* */
+
+function initState (vm) {
+ vm._watchers = [];
+ initProps(vm);
+ initData(vm);
+ initComputed(vm);
+ initMethods(vm);
+ initWatch(vm);
+}
+
+function initProps (vm) {
+ var props = vm.$options.props;
+ if (props) {
+ var propsData = vm.$options.propsData || {};
+ var keys = vm.$options._propKeys = Object.keys(props);
+ var isRoot = !vm.$parent;
+ // root instance props should be converted
+ observerState.shouldConvert = isRoot;
+ var loop = function ( i ) {
+ var key = keys[i];
+ /* istanbul ignore else */
+ {
+ defineReactive$$1(vm, key, validateProp(key, props, propsData, vm), function () {
+ if (vm.$parent && !observerState.isSettingProps) {
+ warn(
+ "Avoid mutating a prop directly since the value will be " +
+ "overwritten whenever the parent component re-renders. " +
+ "Instead, use a data or computed property based on the prop's " +
+ "value. Prop being mutated: \"" + key + "\"",
+ vm
+ );
+ }
+ });
+ }
+ };
+
+ for (var i = 0; i < keys.length; i++) loop( i );
+ observerState.shouldConvert = true;
+ }
+}
+
+function initData (vm) {
+ var data = vm.$options.data;
+ data = vm._data = typeof data === 'function'
+ ? data.call(vm)
+ : data || {};
+ if (!isPlainObject(data)) {
+ data = {};
+ "development" !== 'production' && warn(
+ 'data functions should return an object.',
+ vm
+ );
+ }
+ // proxy data on instance
+ var keys = Object.keys(data);
+ var props = vm.$options.props;
+ var i = keys.length;
+ while (i--) {
+ if (props && hasOwn(props, keys[i])) {
+ "development" !== 'production' && warn(
+ "The data property \"" + (keys[i]) + "\" is already declared as a prop. " +
+ "Use prop default value instead.",
+ vm
+ );
+ } else {
+ proxy(vm, keys[i]);
+ }
+ }
+ // observe data
+ observe(data);
+ data.__ob__ && data.__ob__.vmCount++;
+}
+
+var computedSharedDefinition = {
+ enumerable: true,
+ configurable: true,
+ get: noop,
+ set: noop
+};
+
+function initComputed (vm) {
+ var computed = vm.$options.computed;
+ if (computed) {
+ for (var key in computed) {
+ var userDef = computed[key];
+ if (typeof userDef === 'function') {
+ computedSharedDefinition.get = makeComputedGetter(userDef, vm);
+ computedSharedDefinition.set = noop;
+ } else {
+ computedSharedDefinition.get = userDef.get
+ ? userDef.cache !== false
+ ? makeComputedGetter(userDef.get, vm)
+ : bind$1(userDef.get, vm)
+ : noop;
+ computedSharedDefinition.set = userDef.set
+ ? bind$1(userDef.set, vm)
+ : noop;
+ }
+ Object.defineProperty(vm, key, computedSharedDefinition);
+ }
+ }
+}
+
+function makeComputedGetter (getter, owner) {
+ var watcher = new Watcher(owner, getter, noop, {
+ lazy: true
+ });
+ return function computedGetter () {
+ if (watcher.dirty) {
+ watcher.evaluate();
+ }
+ if (Dep.target) {
+ watcher.depend();
+ }
+ return watcher.value
+ }
+}
+
+function initMethods (vm) {
+ var methods = vm.$options.methods;
+ if (methods) {
+ for (var key in methods) {
+ vm[key] = methods[key] == null ? noop : bind$1(methods[key], vm);
+ {
+ methods[key] == null && warn(
+ "method \"" + key + "\" has an undefined value in the component definition. " +
+ "Did you reference the function correctly?",
+ vm
+ );
+ hasOwn(Vue$2.prototype, key) && warn(
+ ("Avoid overriding Vue's internal method \"" + key + "\"."),
+ vm
+ );
+ }
+ }
+ }
+}
+
+function initWatch (vm) {
+ var watch = vm.$options.watch;
+ if (watch) {
+ for (var key in watch) {
+ var handler = watch[key];
+ if (Array.isArray(handler)) {
+ for (var i = 0; i < handler.length; i++) {
+ createWatcher(vm, key, handler[i]);
+ }
+ } else {
+ createWatcher(vm, key, handler);
+ }
+ }
+ }
+}
+
+function createWatcher (vm, key, handler) {
+ var options;
+ if (isPlainObject(handler)) {
+ options = handler;
+ handler = handler.handler;
+ }
+ if (typeof handler === 'string') {
+ handler = vm[handler];
+ }
+ vm.$watch(key, handler, options);
+}
+
+function stateMixin (Vue) {
+ // flow somehow has problems with directly declared definition object
+ // when using Object.defineProperty, so we have to procedurally build up
+ // the object here.
+ var dataDef = {};
+ dataDef.get = function () {
+ return this._data
+ };
+ {
+ dataDef.set = function (newData) {
+ warn(
+ 'Avoid replacing instance root $data. ' +
+ 'Use nested data properties instead.',
+ this
+ );
+ };
+ }
+ Object.defineProperty(Vue.prototype, '$data', dataDef);
+
+ Vue.prototype.$set = set;
+ Vue.prototype.$delete = del;
+
+ Vue.prototype.$watch = function (
+ expOrFn,
+ cb,
+ options
+ ) {
+ var vm = this;
+ options = options || {};
+ options.user = true;
+ var watcher = new Watcher(vm, expOrFn, cb, options);
+ if (options.immediate) {
+ cb.call(vm, watcher.value);
+ }
+ return function unwatchFn () {
+ watcher.teardown();
+ }
+ };
+}
+
+function proxy (vm, key) {
+ if (!isReserved(key)) {
+ Object.defineProperty(vm, key, {
+ configurable: true,
+ enumerable: true,
+ get: function proxyGetter () {
+ return vm._data[key]
+ },
+ set: function proxySetter (val) {
+ vm._data[key] = val;
+ }
+ });
+ }
+}
+
+/* */
+
+var VNode = function VNode (
+ tag,
+ data,
+ children,
+ text,
+ elm,
+ ns,
+ context,
+ componentOptions
+) {
+ this.tag = tag;
+ this.data = data;
+ this.children = children;
+ this.text = text;
+ this.elm = elm;
+ this.ns = ns;
+ this.context = context;
+ this.functionalContext = undefined;
+ this.key = data && data.key;
+ this.componentOptions = componentOptions;
+ this.child = undefined;
+ this.parent = undefined;
+ this.raw = false;
+ this.isStatic = false;
+ this.isRootInsert = true;
+ this.isComment = false;
+ this.isCloned = false;
+ this.isOnce = false;
+};
+
+var emptyVNode = function () {
+ var node = new VNode();
+ node.text = '';
+ node.isComment = true;
+ return node
+};
+
+// 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.ns,
+ vnode.context,
+ vnode.componentOptions
+ );
+ cloned.isStatic = vnode.isStatic;
+ cloned.key = vnode.key;
+ cloned.isCloned = true;
+ return cloned
+}
+
+function cloneVNodes (vnodes) {
+ var res = new Array(vnodes.length);
+ for (var i = 0; i < vnodes.length; i++) {
+ res[i] = cloneVNode(vnodes[i]);
+ }
+ return res
+}
+
+/* */
+
+function mergeVNodeHook (def, hookKey, hook, key) {
+ key = key + hookKey;
+ var injectedHash = def.__injected || (def.__injected = {});
+ if (!injectedHash[key]) {
+ injectedHash[key] = true;
+ var oldHook = def[hookKey];
+ if (oldHook) {
+ def[hookKey] = function () {
+ oldHook.apply(this, arguments);
+ hook.apply(this, arguments);
+ };
+ } else {
+ def[hookKey] = hook;
+ }
+ }
+}
+
+/* */
+
+function updateListeners (
+ on,
+ oldOn,
+ add,
+ remove$$1,
+ vm
+) {
+ var name, cur, old, fn, event, capture;
+ for (name in on) {
+ cur = on[name];
+ old = oldOn[name];
+ if (!cur) {
+ "development" !== 'production' && warn(
+ "Invalid handler for event \"" + name + "\": got " + String(cur),
+ vm
+ );
+ } else if (!old) {
+ capture = name.charAt(0) === '!';
+ event = capture ? name.slice(1) : name;
+ if (Array.isArray(cur)) {
+ add(event, (cur.invoker = arrInvoker(cur)), capture);
+ } else {
+ if (!cur.invoker) {
+ fn = cur;
+ cur = on[name] = {};
+ cur.fn = fn;
+ cur.invoker = fnInvoker(cur);
+ }
+ add(event, cur.invoker, capture);
+ }
+ } else if (cur !== old) {
+ if (Array.isArray(old)) {
+ old.length = cur.length;
+ for (var i = 0; i < old.length; i++) { old[i] = cur[i]; }
+ on[name] = old;
+ } else {
+ old.fn = cur;
+ on[name] = old;
+ }
+ }
+ }
+ for (name in oldOn) {
+ if (!on[name]) {
+ event = name.charAt(0) === '!' ? name.slice(1) : name;
+ remove$$1(event, oldOn[name].invoker);
+ }
+ }
+}
+
+function arrInvoker (arr) {
+ return function (ev) {
+ var arguments$1 = arguments;
+
+ var single = arguments.length === 1;
+ for (var i = 0; i < arr.length; i++) {
+ single ? arr[i](ev) : arr[i].apply(null, arguments$1);
+ }
+ }
+}
+
+function fnInvoker (o) {
+ return function (ev) {
+ var single = arguments.length === 1;
+ single ? o.fn(ev) : o.fn.apply(null, arguments);
+ }
+}
+
+/* */
+
+function normalizeChildren (
+ children,
+ ns,
+ nestedIndex
+) {
+ if (isPrimitive(children)) {
+ return [createTextVNode(children)]
+ }
+ if (Array.isArray(children)) {
+ var res = [];
+ for (var i = 0, l = children.length; i < l; i++) {
+ var c = children[i];
+ var last = res[res.length - 1];
+ // nested
+ if (Array.isArray(c)) {
+ res.push.apply(res, normalizeChildren(c, ns, ((nestedIndex || '') + "_" + i)));
+ } else if (isPrimitive(c)) {
+ if (last && last.text) {
+ last.text += String(c);
+ } else if (c !== '') {
+ // convert primitive to vnode
+ res.push(createTextVNode(c));
+ }
+ } else if (c instanceof VNode) {
+ if (c.text && last && last.text) {
+ last.text += c.text;
+ } else {
+ // inherit parent namespace
+ if (ns) {
+ applyNS(c, ns);
+ }
+ // default key for nested array children (likely generated by v-for)
+ if (c.tag && c.key == null && nestedIndex != null) {
+ c.key = "__vlist" + nestedIndex + "_" + i + "__";
+ }
+ res.push(c);
+ }
+ }
+ }
+ return res
+ }
+}
+
+function createTextVNode (val) {
+ return new VNode(undefined, undefined, undefined, String(val))
+}
+
+function applyNS (vnode, ns) {
+ if (vnode.tag && !vnode.ns) {
+ vnode.ns = ns;
+ if (vnode.children) {
+ for (var i = 0, l = vnode.children.length; i < l; i++) {
+ applyNS(vnode.children[i], ns);
+ }
+ }
+ }
+}
+
+/* */
+
+function getFirstComponentChild (children) {
+ return children && children.filter(function (c) { return c && c.componentOptions; })[0]
+}
+
+/* */
+
+var activeInstance = null;
+
+function initLifecycle (vm) {
+ var options = vm.$options;
+
+ // locate first non-abstract parent
+ var parent = options.parent;
+ if (parent && !options.abstract) {
+ while (parent.$options.abstract && parent.$parent) {
+ parent = parent.$parent;
+ }
+ parent.$children.push(vm);
+ }
+
+ vm.$parent = parent;
+ vm.$root = parent ? parent.$root : vm;
+
+ vm.$children = [];
+ vm.$refs = {};
+
+ vm._watcher = null;
+ vm._inactive = false;
+ vm._isMounted = false;
+ vm._isDestroyed = false;
+ vm._isBeingDestroyed = false;
+}
+
+function lifecycleMixin (Vue) {
+ Vue.prototype._mount = function (
+ el,
+ hydrating
+ ) {
+ var vm = this;
+ vm.$el = el;
+ if (!vm.$options.render) {
+ vm.$options.render = emptyVNode;
+ {
+ /* istanbul ignore if */
+ if (vm.$options.template) {
+ warn(
+ 'You are using the runtime-only build of Vue where the template ' +
+ 'option is not available. Either pre-compile the templates into ' +
+ 'render functions, or use the compiler-included build.',
+ vm
+ );
+ } else {
+ warn(
+ 'Failed to mount component: template or render function not defined.',
+ vm
+ );
+ }
+ }
+ }
+ callHook(vm, 'beforeMount');
+ vm._watcher = new Watcher(vm, function () {
+ vm._update(vm._render(), hydrating);
+ }, noop);
+ hydrating = false;
+ // manually mounted instance, call mounted on self
+ // mounted is called for render-created child components in its inserted hook
+ if (vm.$vnode == null) {
+ vm._isMounted = true;
+ callHook(vm, 'mounted');
+ }
+ return vm
+ };
+
+ Vue.prototype._update = function (vnode, hydrating) {
+ var vm = this;
+ if (vm._isMounted) {
+ callHook(vm, 'beforeUpdate');
+ }
+ var prevEl = vm.$el;
+ var prevActiveInstance = activeInstance;
+ activeInstance = vm;
+ var prevVnode = vm._vnode;
+ vm._vnode = vnode;
+ if (!prevVnode) {
+ // Vue.prototype.__patch__ is injected in entry points
+ // based on the rendering backend used.
+ vm.$el = vm.__patch__(vm.$el, vnode, hydrating);
+ } else {
+ vm.$el = vm.__patch__(prevVnode, vnode);
+ }
+ activeInstance = prevActiveInstance;
+ // update __vue__ reference
+ if (prevEl) {
+ prevEl.__vue__ = null;
+ }
+ if (vm.$el) {
+ vm.$el.__vue__ = vm;
+ }
+ // if parent is an HOC, update its $el as well
+ if (vm.$vnode && vm.$parent && vm.$vnode === vm.$parent._vnode) {
+ vm.$parent.$el = vm.$el;
+ }
+ if (vm._isMounted) {
+ callHook(vm, 'updated');
+ }
+ };
+
+ Vue.prototype._updateFromParent = function (
+ propsData,
+ listeners,
+ parentVnode,
+ renderChildren
+ ) {
+ var vm = this;
+ var hasChildren = !!(vm.$options._renderChildren || renderChildren);
+ vm.$options._parentVnode = parentVnode;
+ vm.$options._renderChildren = renderChildren;
+ // update props
+ if (propsData && vm.$options.props) {
+ observerState.shouldConvert = false;
+ {
+ observerState.isSettingProps = true;
+ }
+ var propKeys = vm.$options._propKeys || [];
+ for (var i = 0; i < propKeys.length; i++) {
+ var key = propKeys[i];
+ vm[key] = validateProp(key, vm.$options.props, propsData, vm);
+ }
+ observerState.shouldConvert = true;
+ {
+ observerState.isSettingProps = false;
+ }
+ vm.$options.propsData = propsData;
+ }
+ // update listeners
+ if (listeners) {
+ var oldListeners = vm.$options._parentListeners;
+ vm.$options._parentListeners = listeners;
+ vm._updateListeners(listeners, oldListeners);
+ }
+ // resolve slots + force update if has children
+ if (hasChildren) {
+ vm.$slots = resolveSlots(renderChildren, vm._renderContext);
+ vm.$forceUpdate();
+ }
+ };
+
+ Vue.prototype.$forceUpdate = function () {
+ var vm = this;
+ if (vm._watcher) {
+ vm._watcher.update();
+ }
+ };
+
+ Vue.prototype.$destroy = function () {
+ var vm = this;
+ if (vm._isBeingDestroyed) {
+ return
+ }
+ callHook(vm, 'beforeDestroy');
+ vm._isBeingDestroyed = true;
+ // remove self from parent
+ var parent = vm.$parent;
+ if (parent && !parent._isBeingDestroyed && !vm.$options.abstract) {
+ remove$1(parent.$children, vm);
+ }
+ // teardown watchers
+ if (vm._watcher) {
+ vm._watcher.teardown();
+ }
+ var i = vm._watchers.length;
+ while (i--) {
+ vm._watchers[i].teardown();
+ }
+ // remove reference from data ob
+ // frozen object may not have observer.
+ if (vm._data.__ob__) {
+ vm._data.__ob__.vmCount--;
+ }
+ // call the last hook...
+ vm._isDestroyed = true;
+ callHook(vm, 'destroyed');
+ // turn off all instance listeners.
+ vm.$off();
+ // remove __vue__ reference
+ if (vm.$el) {
+ vm.$el.__vue__ = null;
+ }
+ // invoke destroy hooks on current rendered tree
+ vm.__patch__(vm._vnode, null);
+ };
+}
+
+function callHook (vm, hook) {
+ var handlers = vm.$options[hook];
+ if (handlers) {
+ for (var i = 0, j = handlers.length; i < j; i++) {
+ handlers[i].call(vm);
+ }
+ }
+ vm.$emit('hook:' + hook);
+}
+
+/* */
+
+var hooks = { init: init, prepatch: prepatch, insert: insert, destroy: destroy$1 };
+var hooksToMerge = Object.keys(hooks);
+
+function createComponent (
+ Ctor,
+ data,
+ context,
+ children,
+ tag
+) {
+ if (!Ctor) {
+ return
+ }
+
+ if (isObject(Ctor)) {
+ Ctor = Vue$2.extend(Ctor);
+ }
+
+ if (typeof Ctor !== 'function') {
+ {
+ warn(("Invalid Component definition: " + (String(Ctor))), context);
+ }
+ return
+ }
+
+ // resolve constructor options in case global mixins are applied after
+ // component constructor creation
+ resolveConstructorOptions(Ctor);
+
+ // async component
+ if (!Ctor.cid) {
+ if (Ctor.resolved) {
+ Ctor = Ctor.resolved;
+ } else {
+ Ctor = resolveAsyncComponent(Ctor, function () {
+ // it's ok to queue this on every render because
+ // $forceUpdate is buffered by the scheduler.
+ context.$forceUpdate();
+ });
+ if (!Ctor) {
+ // return nothing if this is indeed an async component
+ // wait for the callback to trigger parent update.
+ return
+ }
+ }
+ }
+
+ data = data || {};
+
+ // extract props
+ var propsData = extractProps(data, Ctor);
+
+ // functional component
+ if (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
+ data.on = data.nativeOn;
+
+ if (Ctor.options.abstract) {
+ // abstract components do not keep anything
+ // other than props & listeners
+ data = {};
+ }
+
+ // merge component management hooks onto the placeholder node
+ mergeHooks(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, undefined, context,
+ { Ctor: Ctor, propsData: propsData, listeners: listeners, tag: tag, children: children }
+ );
+ return vnode
+}
+
+function createFunctionalComponent (
+ Ctor,
+ propsData,
+ data,
+ context,
+ children
+) {
+ var props = {};
+ var propOptions = Ctor.options.props;
+ if (propOptions) {
+ for (var key in propOptions) {
+ props[key] = validateProp(key, propOptions, propsData);
+ }
+ }
+ var vnode = Ctor.options.render.call(
+ null,
+ // ensure the createElement function in functional components
+ // gets a unique context - this is necessary for correct named slot check
+ bind$1(createElement, { _self: Object.create(context) }),
+ {
+ props: props,
+ data: data,
+ parent: context,
+ children: normalizeChildren(children),
+ slots: function () { return resolveSlots(children, context); }
+ }
+ );
+ if (vnode instanceof VNode) {
+ vnode.functionalContext = context;
+ if (data.slot) {
+ (vnode.data || (vnode.data = {})).slot = data.slot;
+ }
+ }
+ return vnode
+}
+
+function createComponentInstanceForVnode (
+ vnode, // we know it's MountedComponentVNode but flow doesn't
+ parent // activeInstance in lifecycle state
+) {
+ var vnodeComponentOptions = vnode.componentOptions;
+ var options = {
+ _isComponent: true,
+ parent: parent,
+ propsData: vnodeComponentOptions.propsData,
+ _componentTag: vnodeComponentOptions.tag,
+ _parentVnode: vnode,
+ _parentListeners: vnodeComponentOptions.listeners,
+ _renderChildren: vnodeComponentOptions.children
+ };
+ // check inline-template render functions
+ var inlineTemplate = vnode.data.inlineTemplate;
+ if (inlineTemplate) {
+ options.render = inlineTemplate.render;
+ options.staticRenderFns = inlineTemplate.staticRenderFns;
+ }
+ return new vnodeComponentOptions.Ctor(options)
+}
+
+function init (vnode, hydrating) {
+ if (!vnode.child || vnode.child._isDestroyed) {
+ var child = vnode.child = createComponentInstanceForVnode(vnode, activeInstance);
+ child.$mount(hydrating ? vnode.elm : undefined, hydrating);
+ }
+}
+
+function prepatch (
+ oldVnode,
+ vnode
+) {
+ var options = vnode.componentOptions;
+ var child = vnode.child = oldVnode.child;
+ child._updateFromParent(
+ options.propsData, // updated props
+ options.listeners, // updated listeners
+ vnode, // new parent vnode
+ options.children // new children
+ );
+}
+
+function insert (vnode) {
+ if (!vnode.child._isMounted) {
+ vnode.child._isMounted = true;
+ callHook(vnode.child, 'mounted');
+ }
+ if (vnode.data.keepAlive) {
+ vnode.child._inactive = false;
+ callHook(vnode.child, 'activated');
+ }
+}
+
+function destroy$1 (vnode) {
+ if (!vnode.child._isDestroyed) {
+ if (!vnode.data.keepAlive) {
+ vnode.child.$destroy();
+ } else {
+ vnode.child._inactive = true;
+ callHook(vnode.child, 'deactivated');
+ }
+ }
+}
+
+function resolveAsyncComponent (
+ factory,
+ cb
+) {
+ if (factory.requested) {
+ // pool callbacks
+ factory.pendingCallbacks.push(cb);
+ } else {
+ factory.requested = true;
+ var cbs = factory.pendingCallbacks = [cb];
+ var sync = true;
+
+ var resolve = function (res) {
+ if (isObject(res)) {
+ res = Vue$2.extend(res);
+ }
+ // cache resolved
+ factory.resolved = res;
+ // invoke callbacks only if this is not a synchronous resolve
+ // (async resolves are shimmed as synchronous during SSR)
+ if (!sync) {
+ for (var i = 0, l = cbs.length; i < l; i++) {
+ cbs[i](res);
+ }
+ }
+ };
+
+ var reject = function (reason) {
+ "development" !== 'production' && warn(
+ "Failed to resolve async component: " + (String(factory)) +
+ (reason ? ("\nReason: " + reason) : '')
+ );
+ };
+
+ var res = factory(resolve, reject);
+
+ // handle promise
+ if (res && typeof res.then === 'function' && !factory.resolved) {
+ res.then(resolve, reject);
+ }
+
+ sync = false;
+ // return in case resolved synchronously
+ return factory.resolved
+ }
+}
+
+function extractProps (data, Ctor) {
+ // we are only extracting raw values here.
+ // validation and default values are handled in the child
+ // component itself.
+ var propOptions = Ctor.options.props;
+ if (!propOptions) {
+ return
+ }
+ var res = {};
+ var attrs = data.attrs;
+ var props = data.props;
+ var domProps = data.domProps;
+ if (attrs || props || domProps) {
+ for (var key in propOptions) {
+ var altKey = hyphenate(key);
+ checkProp(res, props, key, altKey, true) ||
+ checkProp(res, attrs, key, altKey) ||
+ checkProp(res, domProps, key, altKey);
+ }
+ }
+ return res
+}
+
+function checkProp (
+ res,
+ hash,
+ key,
+ altKey,
+ preserve
+) {
+ if (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 mergeHooks (data) {
+ if (!data.hook) {
+ data.hook = {};
+ }
+ for (var i = 0; i < hooksToMerge.length; i++) {
+ var key = hooksToMerge[i];
+ var fromParent = data.hook[key];
+ var ours = hooks[key];
+ data.hook[key] = fromParent ? mergeHook$1(ours, fromParent) : ours;
+ }
+}
+
+function mergeHook$1 (a, b) {
+ // since all hooks have at most two args, use fixed args
+ // to avoid having to use fn.apply().
+ return function (_, __) {
+ a(_, __);
+ b(_, __);
+ }
+}
+
+/* */
+
+// wrapper function for providing a more flexible interface
+// without getting yelled at by flow
+function createElement (
+ tag,
+ data,
+ children
+) {
+ if (data && (Array.isArray(data) || typeof data !== 'object')) {
+ children = data;
+ data = undefined;
+ }
+ // make sure to use real instance instead of proxy as context
+ return _createElement(this._self, tag, data, children)
+}
+
+function _createElement (
+ context,
+ tag,
+ data,
+ children
+) {
+ if (data && data.__ob__) {
+ "development" !== 'production' && warn(
+ "Avoid using observed data object as vnode data: " + (JSON.stringify(data)) + "\n" +
+ 'Always create fresh vnode data objects in each render!',
+ context
+ );
+ return
+ }
+ if (!tag) {
+ // in case of component :is set to falsy value
+ return emptyVNode()
+ }
+ if (typeof tag === 'string') {
+ var Ctor;
+ var ns = config.getTagNamespace(tag);
+ if (config.isReservedTag(tag)) {
+ // platform built-in elements
+ return new VNode(
+ tag, data, normalizeChildren(children, ns),
+ undefined, undefined, ns, context
+ )
+ } else if ((Ctor = resolveAsset(context.$options, 'components', tag))) {
+ // component
+ return 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
+ var childNs = tag === 'foreignObject' ? 'xhtml' : ns;
+ return new VNode(
+ tag, data, normalizeChildren(children, childNs),
+ undefined, undefined, ns, context
+ )
+ }
+ } else {
+ // direct component options / constructor
+ return createComponent(tag, data, context, children)
+ }
+}
+
+/* */
+
+function initRender (vm) {
+ vm.$vnode = null; // the placeholder node in parent tree
+ vm._vnode = null; // the root of the child tree
+ vm._staticTrees = null;
+ vm._renderContext = vm.$options._parentVnode && vm.$options._parentVnode.context;
+ vm.$slots = resolveSlots(vm.$options._renderChildren, vm._renderContext);
+ // bind the public createElement fn to this instance
+ // so that we get proper render context inside it.
+ vm.$createElement = bind$1(createElement, vm);
+ if (vm.$options.el) {
+ vm.$mount(vm.$options.el);
+ }
+}
+
+function renderMixin (Vue) {
+ Vue.prototype.$nextTick = function (fn) {
+ nextTick(fn, this);
+ };
+
+ Vue.prototype._render = function () {
+ var vm = this;
+ var ref = vm.$options;
+ var render = ref.render;
+ var staticRenderFns = ref.staticRenderFns;
+ var _parentVnode = ref._parentVnode;
+
+ if (vm._isMounted) {
+ // clone slot nodes on re-renders
+ for (var key in vm.$slots) {
+ vm.$slots[key] = cloneVNodes(vm.$slots[key]);
+ }
+ }
+
+ if (staticRenderFns && !vm._staticTrees) {
+ vm._staticTrees = [];
+ }
+ // set parent vnode. this allows render functions to have access
+ // to the data on the placeholder node.
+ vm.$vnode = _parentVnode;
+ // render self
+ var vnode;
+ try {
+ vnode = render.call(vm._renderProxy, vm.$createElement);
+ } catch (e) {
+ {
+ warn(("Error when rendering " + (formatComponentName(vm)) + ":"));
+ }
+ /* istanbul ignore else */
+ if (config.errorHandler) {
+ config.errorHandler.call(null, e, vm);
+ } else {
+ if (config._isServer) {
+ throw e
+ } else {
+ console.error(e);
+ }
+ }
+ // return previous vnode to prevent render error causing blank component
+ vnode = vm._vnode;
+ }
+ // return empty vnode in case the render function errored out
+ if (!(vnode instanceof VNode)) {
+ if ("development" !== 'production' && Array.isArray(vnode)) {
+ warn(
+ 'Multiple root nodes returned from render function. Render function ' +
+ 'should return a single root node.',
+ vm
+ );
+ }
+ vnode = emptyVNode();
+ }
+ // set parent
+ vnode.parent = _parentVnode;
+ return vnode
+ };
+
+ // shorthands used in render functions
+ Vue.prototype._h = createElement;
+ // toString for mustaches
+ Vue.prototype._s = _toString;
+ // number conversion
+ Vue.prototype._n = toNumber;
+ // empty vnode
+ Vue.prototype._e = emptyVNode;
+ // loose equal
+ Vue.prototype._q = looseEqual;
+ // loose indexOf
+ Vue.prototype._i = looseIndexOf;
+
+ // render static tree by index
+ Vue.prototype._m = function renderStatic (
+ index,
+ isInFor
+ ) {
+ var tree = this._staticTrees[index];
+ // if has already-rendered static tree and not inside v-for,
+ // we can reuse the same tree by doing a shallow clone.
+ if (tree && !isInFor) {
+ return Array.isArray(tree)
+ ? cloneVNodes(tree)
+ : cloneVNode(tree)
+ }
+ // otherwise, render a fresh tree.
+ tree = this._staticTrees[index] = this.$options.staticRenderFns[index].call(this._renderProxy);
+ markStatic(tree, ("__static__" + index), false);
+ return tree
+ };
+
+ // mark node as static (v-once)
+ Vue.prototype._o = 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;
+ }
+
+ // filter resolution helper
+ var identity = function (_) { return _; };
+ Vue.prototype._f = function resolveFilter (id) {
+ return resolveAsset(this.$options, 'filters', id, true) || identity
+ };
+
+ // render v-for
+ Vue.prototype._l = function renderList (
+ val,
+ render
+ ) {
+ var ret, i, l, keys, key;
+ if (Array.isArray(val)) {
+ ret = new Array(val.length);
+ for (i = 0, l = val.length; i < l; i++) {
+ ret[i] = render(val[i], i);
+ }
+ } else if (typeof val === 'number') {
+ ret = new Array(val);
+ for (i = 0; i < val; i++) {
+ ret[i] = render(i + 1, i);
+ }
+ } else if (isObject(val)) {
+ keys = Object.keys(val);
+ ret = new Array(keys.length);
+ for (i = 0, l = keys.length; i < l; i++) {
+ key = keys[i];
+ ret[i] = render(val[key], key, i);
+ }
+ }
+ return ret
+ };
+
+ // renderSlot
+ Vue.prototype._t = function (
+ name,
+ fallback
+ ) {
+ var slotNodes = this.$slots[name];
+ // warn duplicate slot usage
+ if (slotNodes && "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;
+ }
+ return slotNodes || fallback
+ };
+
+ // apply v-bind object
+ Vue.prototype._b = function bindProps (
+ data,
+ value,
+ asProp
+ ) {
+ 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);
+ }
+ for (var key in value) {
+ if (key === 'class' || key === 'style') {
+ data[key] = value[key];
+ } else {
+ var hash = asProp || config.mustUseProp(key)
+ ? data.domProps || (data.domProps = {})
+ : data.attrs || (data.attrs = {});
+ hash[key] = value[key];
+ }
+ }
+ }
+ }
+ return data
+ };
+
+ // expose v-on keyCodes
+ Vue.prototype._k = function getKeyCodes (key) {
+ return config.keyCodes[key]
+ };
+}
+
+function resolveSlots (
+ renderChildren,
+ context
+) {
+ var slots = {};
+ if (!renderChildren) {
+ return slots
+ }
+ var children = normalizeChildren(renderChildren) || [];
+ var defaultSlot = [];
+ var name, child;
+ for (var i = 0, l = children.length; i < l; i++) {
+ child = children[i];
+ // named slots should only be respected if the vnode was rendered in the
+ // same context.
+ if ((child.context === context || child.functionalContext === context) &&
+ child.data && (name = child.data.slot)) {
+ var slot = (slots[name] || (slots[name] = []));
+ if (child.tag === 'template') {
+ slot.push.apply(slot, child.children);
+ } else {
+ slot.push(child);
+ }
+ } else {
+ defaultSlot.push(child);
+ }
+ }
+ // ignore single whitespace
+ if (defaultSlot.length && !(
+ defaultSlot.length === 1 &&
+ (defaultSlot[0].text === ' ' || defaultSlot[0].isComment)
+ )) {
+ slots.default = defaultSlot;
+ }
+ return slots
+}
+
+/* */
+
+function initEvents (vm) {
+ vm._events = Object.create(null);
+ // init parent attached events
+ var listeners = vm.$options._parentListeners;
+ var on = bind$1(vm.$on, vm);
+ var off = bind$1(vm.$off, vm);
+ vm._updateListeners = function (listeners, oldListeners) {
+ updateListeners(listeners, oldListeners || {}, on, off, vm);
+ };
+ if (listeners) {
+ vm._updateListeners(listeners);
+ }
+}
+
+function eventsMixin (Vue) {
+ Vue.prototype.$on = function (event, fn) {
+ var vm = this;(vm._events[event] || (vm._events[event] = [])).push(fn);
+ return vm
+ };
+
+ Vue.prototype.$once = function (event, fn) {
+ var vm = this;
+ function on () {
+ vm.$off(event, on);
+ fn.apply(vm, arguments);
+ }
+ on.fn = fn;
+ vm.$on(event, on);
+ return vm
+ };
+
+ Vue.prototype.$off = function (event, fn) {
+ var vm = this;
+ // all
+ if (!arguments.length) {
+ vm._events = Object.create(null);
+ return vm
+ }
+ // specific event
+ var cbs = vm._events[event];
+ if (!cbs) {
+ return vm
+ }
+ if (arguments.length === 1) {
+ vm._events[event] = null;
+ return vm
+ }
+ // specific handler
+ var cb;
+ var i = cbs.length;
+ while (i--) {
+ cb = cbs[i];
+ if (cb === fn || cb.fn === fn) {
+ cbs.splice(i, 1);
+ break
+ }
+ }
+ return vm
+ };
+
+ Vue.prototype.$emit = function (event) {
+ var vm = this;
+ var cbs = vm._events[event];
+ if (cbs) {
+ cbs = cbs.length > 1 ? toArray(cbs) : cbs;
+ var args = toArray(arguments, 1);
+ for (var i = 0, l = cbs.length; i < l; i++) {
+ cbs[i].apply(vm, args);
+ }
+ }
+ return vm
+ };
+}
+
+/* */
+
+var uid = 0;
+
+function initMixin (Vue) {
+ Vue.prototype._init = function (options) {
+ var vm = this;
+ // a uid
+ vm._uid = uid++;
+ // a flag to avoid this being observed
+ vm._isVue = true;
+ // merge options
+ if (options && options._isComponent) {
+ // optimize internal component instantiation
+ // since dynamic options merging is pretty slow, and none of the
+ // internal component options needs special treatment.
+ initInternalComponent(vm, options);
+ } else {
+ vm.$options = mergeOptions(
+ resolveConstructorOptions(vm.constructor),
+ options || {},
+ vm
+ );
+ }
+ /* istanbul ignore else */
+ {
+ initProxy(vm);
+ }
+ // expose real self
+ vm._self = vm;
+ initLifecycle(vm);
+ initEvents(vm);
+ callHook(vm, 'beforeCreate');
+ initState(vm);
+ callHook(vm, 'created');
+ initRender(vm);
+ };
+}
+
+function initInternalComponent (vm, options) {
+ var opts = vm.$options = Object.create(vm.constructor.options);
+ // doing this because it's faster than dynamic enumeration.
+ opts.parent = options.parent;
+ opts.propsData = options.propsData;
+ opts._parentVnode = options._parentVnode;
+ opts._parentListeners = options._parentListeners;
+ opts._renderChildren = options._renderChildren;
+ opts._componentTag = options._componentTag;
+ if (options.render) {
+ opts.render = options.render;
+ opts.staticRenderFns = options.staticRenderFns;
+ }
+}
+
+function resolveConstructorOptions (Ctor) {
+ var options = Ctor.options;
+ if (Ctor.super) {
+ var superOptions = Ctor.super.options;
+ var cachedSuperOptions = Ctor.superOptions;
+ var extendOptions = Ctor.extendOptions;
+ if (superOptions !== cachedSuperOptions) {
+ // super option changed
+ Ctor.superOptions = superOptions;
+ extendOptions.render = options.render;
+ extendOptions.staticRenderFns = options.staticRenderFns;
+ options = Ctor.options = mergeOptions(superOptions, extendOptions);
+ if (options.name) {
+ options.components[options.name] = Ctor;
+ }
+ }
+ }
+ return options
+}
+
+function Vue$2 (options) {
+ if ("development" !== 'production' &&
+ !(this instanceof Vue$2)) {
+ warn('Vue is a constructor and should be called with the `new` keyword');
+ }
+ this._init(options);
+}
+
+initMixin(Vue$2);
+stateMixin(Vue$2);
+eventsMixin(Vue$2);
+lifecycleMixin(Vue$2);
+renderMixin(Vue$2);
+
+var warn = noop;
+var formatComponentName;
+
+{
+ var hasConsole = typeof console !== 'undefined';
+
+ warn = function (msg, vm) {
+ if (hasConsole && (!config.silent)) {
+ console.error("[Vue warn]: " + msg + " " + (
+ vm ? formatLocation(formatComponentName(vm)) : ''
+ ));
+ }
+ };
+
+ formatComponentName = function (vm) {
+ if (vm.$root === vm) {
+ return 'root instance'
+ }
+ var name = vm._isVue
+ ? vm.$options.name || vm.$options._componentTag
+ : vm.name;
+ return (
+ (name ? ("component <" + name + ">") : "anonymous component") +
+ (vm._isVue && vm.$options.__file ? (" at " + (vm.$options.__file)) : '')
+ )
+ };
+
+ var formatLocation = function (str) {
+ if (str === 'anonymous component') {
+ str += " - use the \"name\" option for better debugging messages.";
+ }
+ return ("\n(found in " + str + ")")
+ };
+}
+
+/* */
+
+/**
+ * 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) {
+ var key, toVal, fromVal;
+ for (key in from) {
+ toVal = to[key];
+ fromVal = from[key];
+ if (!hasOwn(to, key)) {
+ set(to, key, fromVal);
+ } else if (isObject(toVal) && isObject(fromVal)) {
+ mergeData(toVal, fromVal);
+ }
+ }
+ return to
+}
+
+/**
+ * Data
+ */
+strats.data = function (
+ parentVal,
+ childVal,
+ vm
+) {
+ if (!vm) {
+ // in a Vue.extend merge, both should be functions
+ if (!childVal) {
+ return parentVal
+ }
+ if (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
+ }
+ 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(
+ childVal.call(this),
+ parentVal.call(this)
+ )
+ }
+ } else if (parentVal || childVal) {
+ return function mergedInstanceDataFn () {
+ // instance merge
+ var instanceData = typeof childVal === 'function'
+ ? childVal.call(vm)
+ : childVal;
+ var defaultData = typeof parentVal === 'function'
+ ? parentVal.call(vm)
+ : undefined;
+ if (instanceData) {
+ return mergeData(instanceData, defaultData)
+ } else {
+ return defaultData
+ }
+ }
+ }
+};
+
+/**
+ * Hooks and param attributes are merged as arrays.
+ */
+function mergeHook (
+ parentVal,
+ childVal
+) {
+ return childVal
+ ? parentVal
+ ? parentVal.concat(childVal)
+ : Array.isArray(childVal)
+ ? childVal
+ : [childVal]
+ : parentVal
+}
+
+config._lifecycleHooks.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) {
+ var res = Object.create(parentVal || null);
+ return childVal
+ ? extend(res, childVal)
+ : res
+}
+
+config._assetTypes.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) {
+ /* istanbul ignore if */
+ if (!childVal) { return parentVal }
+ if (!parentVal) { return childVal }
+ var ret = {};
+ extend(ret, parentVal);
+ for (var key in childVal) {
+ var parent = ret[key];
+ var child = childVal[key];
+ if (parent && !Array.isArray(parent)) {
+ parent = [parent];
+ }
+ ret[key] = parent
+ ? parent.concat(child)
+ : [child];
+ }
+ return ret
+};
+
+/**
+ * Other object hashes.
+ */
+strats.props =
+strats.methods =
+strats.computed = function (parentVal, childVal) {
+ if (!childVal) { return parentVal }
+ if (!parentVal) { return childVal }
+ var ret = Object.create(null);
+ extend(ret, parentVal);
+ extend(ret, childVal);
+ return ret
+};
+
+/**
+ * Default strategy.
+ */
+var defaultStrat = function (parentVal, childVal) {
+ return childVal === undefined
+ ? parentVal
+ : childVal
+};
+
+/**
+ * Validate component names
+ */
+function checkComponents (options) {
+ for (var key in options.components) {
+ var lower = key.toLowerCase();
+ if (isBuiltInTag(lower) || config.isReservedTag(lower)) {
+ warn(
+ 'Do not use built-in or reserved HTML elements as component ' +
+ 'id: ' + key
+ );
+ }
+ }
+}
+
+/**
+ * Ensure all props option syntax are normalized into the
+ * Object-based format.
+ */
+function normalizeProps (options) {
+ 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 };
+ }
+ }
+ options.props = res;
+}
+
+/**
+ * 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 };
+ }
+ }
+ }
+}
+
+/**
+ * Merge two option objects into a new one.
+ * Core utility used in both instantiation and inheritance.
+ */
+function mergeOptions (
+ parent,
+ child,
+ vm
+) {
+ {
+ checkComponents(child);
+ }
+ normalizeProps(child);
+ normalizeDirectives(child);
+ var extendsFrom = child.extends;
+ if (extendsFrom) {
+ parent = typeof extendsFrom === 'function'
+ ? mergeOptions(parent, extendsFrom.options, vm)
+ : mergeOptions(parent, extendsFrom, vm);
+ }
+ if (child.mixins) {
+ for (var i = 0, l = child.mixins.length; i < l; i++) {
+ var mixin = child.mixins[i];
+ if (mixin.prototype instanceof Vue$2) {
+ mixin = mixin.options;
+ }
+ parent = mergeOptions(parent, mixin, 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];
+ var res = assets[id] ||
+ // camelCase ID
+ assets[camelize(id)] ||
+ // Pascal Case ID
+ assets[capitalize(camelize(id))];
+ 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];
+ // handle boolean props
+ if (isBooleanType(prop.type)) {
+ if (absent && !hasOwn(prop, 'default')) {
+ value = false;
+ } else if (value === '' || value === hyphenate(key)) {
+ 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 prevShouldConvert = observerState.shouldConvert;
+ observerState.shouldConvert = true;
+ observe(value);
+ observerState.shouldConvert = prevShouldConvert;
+ }
+ {
+ assertProp(prop, key, value, vm, absent);
+ }
+ return value
+}
+
+/**
+ * Get the default value of a prop.
+ */
+function getPropDefaultValue (vm, prop, key) {
+ // no default, return undefined
+ if (!hasOwn(prop, 'default')) {
+ return undefined
+ }
+ var def = prop.default;
+ // warn against non-factory defaults for Object & Array
+ if (isObject(def)) {
+ "development" !== 'production' && 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[key] !== undefined) {
+ return vm[key]
+ }
+ // call factory function for non-Function types
+ return typeof def === 'function' && 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 ' + Object.prototype.toString.call(value).slice(8, -1) + '.',
+ vm
+ );
+ return
+ }
+ var validator = prop.validator;
+ if (validator) {
+ if (!validator(value)) {
+ warn(
+ 'Invalid prop: custom validator check failed for prop "' + name + '".',
+ vm
+ );
+ }
+ }
+}
+
+/**
+ * Assert the type of a value
+ */
+function assertType (value, type) {
+ var valid;
+ var expectedType = getType(type);
+ if (expectedType === 'String') {
+ valid = typeof value === (expectedType = 'string');
+ } else if (expectedType === 'Number') {
+ valid = typeof value === (expectedType = 'number');
+ } else if (expectedType === 'Boolean') {
+ valid = typeof value === (expectedType = 'boolean');
+ } else if (expectedType === 'Function') {
+ valid = typeof value === (expectedType = 'function');
+ } 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 isBooleanType (fn) {
+ if (!Array.isArray(fn)) {
+ return getType(fn) === 'Boolean'
+ }
+ for (var i = 0, len = fn.length; i < len; i++) {
+ if (getType(fn[i]) === 'Boolean') {
+ return true
+ }
+ }
+ /* istanbul ignore next */
+ return false
+}
+
+
+
+var util = Object.freeze({
+ defineReactive: defineReactive$$1,
+ _toString: _toString,
+ toNumber: toNumber,
+ makeMap: makeMap,
+ isBuiltInTag: isBuiltInTag,
+ remove: remove$1,
+ hasOwn: hasOwn,
+ isPrimitive: isPrimitive,
+ cached: cached,
+ camelize: camelize,
+ capitalize: capitalize,
+ hyphenate: hyphenate,
+ bind: bind$1,
+ toArray: toArray,
+ extend: extend,
+ isObject: isObject,
+ isPlainObject: isPlainObject,
+ toObject: toObject,
+ noop: noop,
+ no: no,
+ genStaticKeys: genStaticKeys,
+ looseEqual: looseEqual,
+ looseIndexOf: looseIndexOf,
+ isReserved: isReserved,
+ def: def,
+ parsePath: parsePath,
+ hasProto: hasProto,
+ inBrowser: inBrowser,
+ UA: UA,
+ isIE: isIE,
+ isIE9: isIE9,
+ isEdge: isEdge,
+ isAndroid: isAndroid,
+ isIOS: isIOS,
+ devtools: devtools,
+ nextTick: nextTick,
+ get _Set () { return _Set; },
+ mergeOptions: mergeOptions,
+ resolveAsset: resolveAsset,
+ get warn () { return warn; },
+ get formatComponentName () { return formatComponentName; },
+ validateProp: validateProp
+});
+
+/* */
+
+function initUse (Vue) {
+ Vue.use = function (plugin) {
+ /* istanbul ignore if */
+ if (plugin.installed) {
+ return
+ }
+ // additional parameters
+ var args = toArray(arguments, 1);
+ args.unshift(this);
+ if (typeof plugin.install === 'function') {
+ plugin.install.apply(plugin, args);
+ } else {
+ plugin.apply(null, args);
+ }
+ plugin.installed = true;
+ return this
+ };
+}
+
+/* */
+
+function initMixin$1 (Vue) {
+ Vue.mixin = function (mixin) {
+ Vue.options = mergeOptions(Vue.options, mixin);
+ };
+}
+
+/* */
+
+function initExtend (Vue) {
+ /**
+ * Each instance constructor, including Vue, has a unique
+ * cid. This enables us to create wrapped "child
+ * constructors" for prototypal inheritance and cache them.
+ */
+ Vue.cid = 0;
+ var cid = 1;
+
+ /**
+ * Class inheritance
+ */
+ Vue.extend = function (extendOptions) {
+ extendOptions = extendOptions || {};
+ var Super = this;
+ var isFirstExtend = Super.cid === 0;
+ if (isFirstExtend && extendOptions._Ctor) {
+ return extendOptions._Ctor
+ }
+ var name = extendOptions.name || Super.options.name;
+ {
+ if (!/^[a-zA-Z][\w-]*$/.test(name)) {
+ warn(
+ 'Invalid component name: "' + name + '". Component names ' +
+ 'can only contain alphanumeric characaters and the hyphen.'
+ );
+ }
+ }
+ var Sub = function VueComponent (options) {
+ this._init(options);
+ };
+ Sub.prototype = Object.create(Super.prototype);
+ Sub.prototype.constructor = Sub;
+ Sub.cid = cid++;
+ Sub.options = mergeOptions(
+ Super.options,
+ extendOptions
+ );
+ Sub['super'] = Super;
+ // allow further extension
+ Sub.extend = Super.extend;
+ // create asset registers, so extended classes
+ // can have their private assets too.
+ config._assetTypes.forEach(function (type) {
+ Sub[type] = Super[type];
+ });
+ // enable recursive self-lookup
+ if (name) {
+ Sub.options.components[name] = Sub;
+ }
+ // keep a reference to the super options at extension time.
+ // later at instantiation we can check if Super's options have
+ // been updated.
+ Sub.superOptions = Super.options;
+ Sub.extendOptions = extendOptions;
+ // cache constructor
+ if (isFirstExtend) {
+ extendOptions._Ctor = Sub;
+ }
+ return Sub
+ };
+}
+
+/* */
+
+function initAssetRegisters (Vue) {
+ /**
+ * Create asset registration methods.
+ */
+ config._assetTypes.forEach(function (type) {
+ Vue[type] = function (
+ id,
+ definition
+ ) {
+ if (!definition) {
+ return this.options[type + 's'][id]
+ } else {
+ /* istanbul ignore if */
+ {
+ if (type === 'component' && config.isReservedTag(id)) {
+ warn(
+ 'Do not use built-in or reserved HTML elements as component ' +
+ 'id: ' + id
+ );
+ }
+ }
+ if (type === 'component' && isPlainObject(definition)) {
+ definition.name = definition.name || id;
+ definition = Vue.extend(definition);
+ }
+ if (type === 'directive' && typeof definition === 'function') {
+ definition = { bind: definition, update: definition };
+ }
+ this.options[type + 's'][id] = definition;
+ return definition
+ }
+ };
+ });
+}
+
+var KeepAlive = {
+ name: 'keep-alive',
+ abstract: true,
+ created: function created () {
+ this.cache = Object.create(null);
+ },
+ render: function render () {
+ var vnode = getFirstComponentChild(this.$slots.default);
+ if (vnode && vnode.componentOptions) {
+ var opts = vnode.componentOptions;
+ var key = vnode.key == null
+ // same constructor may get registered as different local components
+ // so cid alone is not enough (#3269)
+ ? opts.Ctor.cid + '::' + opts.tag
+ : vnode.key;
+ if (this.cache[key]) {
+ vnode.child = this.cache[key].child;
+ } else {
+ this.cache[key] = vnode;
+ }
+ vnode.data.keepAlive = true;
+ }
+ return vnode
+ },
+ destroyed: function destroyed () {
+ var this$1 = this;
+
+ for (var key in this.cache) {
+ var vnode = this$1.cache[key];
+ callHook(vnode.child, 'deactivated');
+ vnode.child.$destroy();
+ }
+ }
+};
+
+var builtInComponents = {
+ KeepAlive: KeepAlive
+};
+
+/* */
+
+function initGlobalAPI (Vue) {
+ // config
+ var configDef = {};
+ configDef.get = function () { return config; };
+ {
+ configDef.set = function () {
+ warn(
+ 'Do not replace the Vue.config object, set individual fields instead.'
+ );
+ };
+ }
+ Object.defineProperty(Vue, 'config', configDef);
+ Vue.util = util;
+ Vue.set = set;
+ Vue.delete = del;
+ Vue.nextTick = nextTick;
+
+ Vue.options = Object.create(null);
+ config._assetTypes.forEach(function (type) {
+ Vue.options[type + 's'] = Object.create(null);
+ });
+
+ extend(Vue.options.components, builtInComponents);
+
+ initUse(Vue);
+ initMixin$1(Vue);
+ initExtend(Vue);
+ initAssetRegisters(Vue);
+}
+
+initGlobalAPI(Vue$2);
+
+Object.defineProperty(Vue$2.prototype, '$isServer', {
+ get: function () { return config._isServer; }
+});
+
+Vue$2.version = '2.0.5';
+
+/* */
+
+// attributes that should be using props for binding
+var mustUseProp = makeMap('value,selected,checked,muted');
+
+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 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,<th>,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 xlinkNS = 'http://www.w3.org/1999/xlink';
+
+var isXlink = function (name) {
+ return name.charAt(5) === ':' && name.slice(0, 5) === 'xlink'
+};
+
+var getXlinkProp = function (name) {
+ return isXlink(name) ? name.slice(6, name.length) : ''
+};
+
+var isFalsyAttrValue = function (val) {
+ return val == null || val === false
+};
+
+/* */
+
+function genClassForVnode (vnode) {
+ var data = vnode.data;
+ var parentNode = vnode;
+ var childNode = vnode;
+ while (childNode.child) {
+ childNode = childNode.child._vnode;
+ if (childNode.data) {
+ data = mergeClassData(childNode.data, data);
+ }
+ }
+ while ((parentNode = parentNode.parent)) {
+ if (parentNode.data) {
+ data = mergeClassData(data, parentNode.data);
+ }
+ }
+ return genClassFromData(data)
+}
+
+function mergeClassData (child, parent) {
+ return {
+ staticClass: concat(child.staticClass, parent.staticClass),
+ class: child.class
+ ? [child.class, parent.class]
+ : parent.class
+ }
+}
+
+function genClassFromData (data) {
+ var dynamicClass = data.class;
+ var staticClass = data.staticClass;
+ if (staticClass || dynamicClass) {
+ return concat(staticClass, stringifyClass(dynamicClass))
+ }
+ /* istanbul ignore next */
+ return ''
+}
+
+function concat (a, b) {
+ return a ? b ? (a + ' ' + b) : a : (b || '')
+}
+
+function stringifyClass (value) {
+ var res = '';
+ if (!value) {
+ return res
+ }
+ if (typeof value === 'string') {
+ return value
+ }
+ if (Array.isArray(value)) {
+ var stringified;
+ for (var i = 0, l = value.length; i < l; i++) {
+ if (value[i]) {
+ if ((stringified = stringifyClass(value[i]))) {
+ res += stringified + ' ';
+ }
+ }
+ }
+ return res.slice(0, -1)
+ }
+ if (isObject(value)) {
+ for (var key in value) {
+ if (value[key]) { res += key + ' '; }
+ }
+ return res.slice(0, -1)
+ }
+ /* istanbul ignore next */
+ return res
+}
+
+/* */
+
+var namespaceMap = {
+ svg: 'http://www.w3.org/2000/svg',
+ math: 'http://www.w3.org/1998/Math/MathML',
+ xhtml: 'http://www.w3.org/1999/xhtm'
+};
+
+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,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'
+);
+
+var isUnaryTag = makeMap(
+ 'area,base,br,col,embed,frame,hr,img,input,isindex,keygen,' +
+ 'link,meta,param,source,track,wbr',
+ true
+);
+
+// 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',
+ true
+);
+
+// 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',
+ true
+);
+
+// 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,' +
+ 'font-face,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 unknownElementCache = Object.create(null);
+function isUnknownElement (tag) {
+ /* istanbul ignore if */
+ if (!inBrowser) {
+ return true
+ }
+ if (isReservedTag(tag)) {
+ return false
+ }
+ tag = tag.toLowerCase();
+ /* istanbul ignore if */
+ if (unknownElementCache[tag] != null) {
+ return unknownElementCache[tag]
+ }
+ var el = document.createElement(tag);
+ if (tag.indexOf('-') > -1) {
+ // http://stackoverflow.com/a/28210364/1070244
+ return (unknownElementCache[tag] = (
+ el.constructor === window.HTMLUnknownElement ||
+ el.constructor === window.HTMLElement
+ ))
+ } else {
+ return (unknownElementCache[tag] = /HTMLUnknownElement/.test(el.toString()))
+ }
+}
+
+/* */
+
+/**
+ * Query an element selector if it's not an element already.
+ */
+function query (el) {
+ if (typeof el === 'string') {
+ var selector = el;
+ el = document.querySelector(el);
+ if (!el) {
+ "development" !== 'production' && warn(
+ 'Cannot find element: ' + selector
+ );
+ return document.createElement('div')
+ }
+ }
+ return el
+}
+
+/* */
+
+function createElement$1 (tagName, vnode) {
+ var elm = document.createElement(tagName);
+ if (tagName !== 'select') {
+ return elm
+ }
+ if (vnode.data && vnode.data.attrs && 'multiple' in vnode.data.attrs) {
+ elm.setAttribute('multiple', 'multiple');
+ }
+ return elm
+}
+
+function createElementNS (namespace, tagName) {
+ return document.createElementNS(namespaceMap[namespace], tagName)
+}
+
+function createTextNode (text) {
+ return document.createTextNode(text)
+}
+
+function createComment (text) {
+ return document.createComment(text)
+}
+
+function insertBefore (parentNode, newNode, referenceNode) {
+ parentNode.insertBefore(newNode, referenceNode);
+}
+
+function removeChild (node, child) {
+ node.removeChild(child);
+}
+
+function appendChild (node, child) {
+ node.appendChild(child);
+}
+
+function parentNode (node) {
+ return node.parentNode
+}
+
+function nextSibling (node) {
+ return node.nextSibling
+}
+
+function tagName (node) {
+ return node.tagName
+}
+
+function setTextContent (node, text) {
+ node.textContent = text;
+}
+
+function childNodes (node) {
+ return node.childNodes
+}
+
+function setAttribute (node, key, val) {
+ node.setAttribute(key, val);
+}
+
+
+var nodeOps = Object.freeze({
+ createElement: createElement$1,
+ createElementNS: createElementNS,
+ createTextNode: createTextNode,
+ createComment: createComment,
+ insertBefore: insertBefore,
+ removeChild: removeChild,
+ appendChild: appendChild,
+ parentNode: parentNode,
+ nextSibling: nextSibling,
+ tagName: tagName,
+ setTextContent: setTextContent,
+ childNodes: childNodes,
+ setAttribute: setAttribute
+});
+
+/* */
+
+var ref = {
+ create: function create (_, vnode) {
+ registerRef(vnode);
+ },
+ update: function update (oldVnode, vnode) {
+ if (oldVnode.data.ref !== vnode.data.ref) {
+ registerRef(oldVnode, true);
+ registerRef(vnode);
+ }
+ },
+ destroy: function destroy (vnode) {
+ registerRef(vnode, true);
+ }
+};
+
+function registerRef (vnode, isRemoval) {
+ var key = vnode.data.ref;
+ if (!key) { return }
+
+ var vm = vnode.context;
+ var ref = vnode.child || vnode.elm;
+ var refs = vm.$refs;
+ if (isRemoval) {
+ if (Array.isArray(refs[key])) {
+ remove$1(refs[key], ref);
+ } else if (refs[key] === ref) {
+ refs[key] = undefined;
+ }
+ } else {
+ if (vnode.data.refInFor) {
+ if (Array.isArray(refs[key])) {
+ refs[key].push(ref);
+ } else {
+ refs[key] = [ref];
+ }
+ } else {
+ refs[key] = ref;
+ }
+ }
+}
+
+/**
+ * Virtual DOM patching algorithm based on Snabbdom by
+ * Simon Friis Vindum (@paldepind)
+ * Licensed under the MIT License
+ * https://github.com/paldepind/snabbdom/blob/master/LICENSE
+ *
+ * modified by Evan You (@yyx990803)
+ *
+
+/*
+ * Not type-checking this because this file is perf-critical and the cost
+ * of making flow understand it is not worth it.
+ */
+
+var emptyNode = new VNode('', {}, []);
+
+var hooks$1 = ['create', 'update', 'remove', 'destroy'];
+
+function isUndef (s) {
+ return s == null
+}
+
+function isDef (s) {
+ return s != null
+}
+
+function sameVnode (vnode1, vnode2) {
+ return (
+ vnode1.key === vnode2.key &&
+ vnode1.tag === vnode2.tag &&
+ vnode1.isComment === vnode2.isComment &&
+ !vnode1.data === !vnode2.data
+ )
+}
+
+function createKeyToOldIdx (children, beginIdx, endIdx) {
+ var i, key;
+ var map = {};
+ for (i = beginIdx; i <= endIdx; ++i) {
+ key = children[i].key;
+ if (isDef(key)) { map[key] = i; }
+ }
+ return map
+}
+
+function createPatchFunction (backend) {
+ var i, j;
+ var cbs = {};
+
+ var modules = backend.modules;
+ var nodeOps = backend.nodeOps;
+
+ for (i = 0; i < hooks$1.length; ++i) {
+ cbs[hooks$1[i]] = [];
+ for (j = 0; j < modules.length; ++j) {
+ if (modules[j][hooks$1[i]] !== undefined) { cbs[hooks$1[i]].push(modules[j][hooks$1[i]]); }
+ }
+ }
+
+ function emptyNodeAt (elm) {
+ return new VNode(nodeOps.tagName(elm).toLowerCase(), {}, [], undefined, elm)
+ }
+
+ function createRmCb (childElm, listeners) {
+ function remove$$1 () {
+ if (--remove$$1.listeners === 0) {
+ removeElement(childElm);
+ }
+ }
+ remove$$1.listeners = listeners;
+ return remove$$1
+ }
+
+ function removeElement (el) {
+ var parent = nodeOps.parentNode(el);
+ // element may have already been removed due to v-html
+ if (parent) {
+ nodeOps.removeChild(parent, el);
+ }
+ }
+
+ function createElm (vnode, insertedVnodeQueue, nested) {
+ var i;
+ var data = vnode.data;
+ vnode.isRootInsert = !nested;
+ if (isDef(data)) {
+ if (isDef(i = data.hook) && isDef(i = i.init)) { i(vnode); }
+ // after calling the init hook, if the vnode is a child component
+ // it should've created a child instance and mounted it. the child
+ // component also has set the placeholder vnode's elm.
+ // in that case we can just return the element and be done.
+ if (isDef(i = vnode.child)) {
+ initComponent(vnode, insertedVnodeQueue);
+ return vnode.elm
+ }
+ }
+ var children = vnode.children;
+ var tag = vnode.tag;
+ if (isDef(tag)) {
+ {
+ if (
+ !vnode.ns &&
+ !(config.ignoredElements && config.ignoredElements.indexOf(tag) > -1) &&
+ config.isUnknownElement(tag)
+ ) {
+ warn(
+ 'Unknown custom element: <' + tag + '> - did you ' +
+ 'register the component correctly? For recursive components, ' +
+ 'make sure to provide the "name" option.',
+ vnode.context
+ );
+ }
+ }
+ vnode.elm = vnode.ns
+ ? nodeOps.createElementNS(vnode.ns, tag)
+ : nodeOps.createElement(tag, vnode);
+ setScope(vnode);
+ createChildren(vnode, children, insertedVnodeQueue);
+ if (isDef(data)) {
+ invokeCreateHooks(vnode, insertedVnodeQueue);
+ }
+ } else if (vnode.isComment) {
+ vnode.elm = nodeOps.createComment(vnode.text);
+ } else {
+ vnode.elm = nodeOps.createTextNode(vnode.text);
+ }
+ return vnode.elm
+ }
+
+ function createChildren (vnode, children, insertedVnodeQueue) {
+ if (Array.isArray(children)) {
+ for (var i = 0; i < children.length; ++i) {
+ nodeOps.appendChild(vnode.elm, createElm(children[i], insertedVnodeQueue, true));
+ }
+ } else if (isPrimitive(vnode.text)) {
+ nodeOps.appendChild(vnode.elm, nodeOps.createTextNode(vnode.text));
+ }
+ }
+
+ function isPatchable (vnode) {
+ while (vnode.child) {
+ vnode = vnode.child._vnode;
+ }
+ return isDef(vnode.tag)
+ }
+
+ function invokeCreateHooks (vnode, insertedVnodeQueue) {
+ for (var i$1 = 0; i$1 < cbs.create.length; ++i$1) {
+ cbs.create[i$1](emptyNode, vnode);
+ }
+ i = vnode.data.hook; // Reuse variable
+ if (isDef(i)) {
+ if (i.create) { i.create(emptyNode, vnode); }
+ if (i.insert) { insertedVnodeQueue.push(vnode); }
+ }
+ }
+
+ function initComponent (vnode, insertedVnodeQueue) {
+ if (vnode.data.pendingInsert) {
+ insertedVnodeQueue.push.apply(insertedVnodeQueue, vnode.data.pendingInsert);
+ }
+ vnode.elm = vnode.child.$el;
+ if (isPatchable(vnode)) {
+ invokeCreateHooks(vnode, insertedVnodeQueue);
+ setScope(vnode);
+ } else {
+ // empty component root.
+ // skip all element-related modules except for ref (#3455)
+ registerRef(vnode);
+ // make sure to invoke the insert hook
+ insertedVnodeQueue.push(vnode);
+ }
+ }
+
+ // set scope id attribute for scoped CSS.
+ // this is implemented as a special case to avoid the overhead
+ // of going through the normal attribute patching process.
+ function setScope (vnode) {
+ var i;
+ if (isDef(i = vnode.context) && isDef(i = i.$options._scopeId)) {
+ nodeOps.setAttribute(vnode.elm, i, '');
+ }
+ if (isDef(i = activeInstance) &&
+ i !== vnode.context &&
+ isDef(i = i.$options._scopeId)) {
+ nodeOps.setAttribute(vnode.elm, i, '');
+ }
+ }
+
+ function addVnodes (parentElm, before, vnodes, startIdx, endIdx, insertedVnodeQueue) {
+ for (; startIdx <= endIdx; ++startIdx) {
+ nodeOps.insertBefore(parentElm, createElm(vnodes[startIdx], insertedVnodeQueue), before);
+ }
+ }
+
+ function invokeDestroyHook (vnode) {
+ var i, j;
+ var data = vnode.data;
+ if (isDef(data)) {
+ if (isDef(i = data.hook) && isDef(i = i.destroy)) { i(vnode); }
+ for (i = 0; i < cbs.destroy.length; ++i) { cbs.destroy[i](vnode); }
+ }
+ if (isDef(i = vnode.children)) {
+ for (j = 0; j < vnode.children.length; ++j) {
+ invokeDestroyHook(vnode.children[j]);
+ }
+ }
+ }
+
+ function removeVnodes (parentElm, vnodes, startIdx, endIdx) {
+ for (; startIdx <= endIdx; ++startIdx) {
+ var ch = vnodes[startIdx];
+ if (isDef(ch)) {
+ if (isDef(ch.tag)) {
+ removeAndInvokeRemoveHook(ch);
+ invokeDestroyHook(ch);
+ } else { // Text node
+ nodeOps.removeChild(parentElm, ch.elm);
+ }
+ }
+ }
+ }
+
+ function removeAndInvokeRemoveHook (vnode, rm) {
+ if (rm || isDef(vnode.data)) {
+ var listeners = cbs.remove.length + 1;
+ if (!rm) {
+ // directly removing
+ rm = createRmCb(vnode.elm, listeners);
+ } else {
+ // we have a recursively passed down rm callback
+ // increase the listeners count
+ rm.listeners += listeners;
+ }
+ // recursively invoke hooks on child component root node
+ if (isDef(i = vnode.child) && isDef(i = i._vnode) && isDef(i.data)) {
+ removeAndInvokeRemoveHook(i, rm);
+ }
+ for (i = 0; i < cbs.remove.length; ++i) {
+ cbs.remove[i](vnode, rm);
+ }
+ if (isDef(i = vnode.data.hook) && isDef(i = i.remove)) {
+ i(vnode, rm);
+ } else {
+ rm();
+ }
+ } else {
+ removeElement(vnode.elm);
+ }
+ }
+
+ function updateChildren (parentElm, oldCh, newCh, insertedVnodeQueue, removeOnly) {
+ var oldStartIdx = 0;
+ var newStartIdx = 0;
+ var oldEndIdx = oldCh.length - 1;
+ var oldStartVnode = oldCh[0];
+ var oldEndVnode = oldCh[oldEndIdx];
+ var newEndIdx = newCh.length - 1;
+ var newStartVnode = newCh[0];
+ var newEndVnode = newCh[newEndIdx];
+ var oldKeyToIdx, idxInOld, elmToMove, before;
+
+ // removeOnly is a special flag used only by <transition-group>
+ // to ensure removed elements stay in correct relative positions
+ // during leaving transitions
+ var canMove = !removeOnly;
+
+ while (oldStartIdx <= oldEndIdx && newStartIdx <= newEndIdx) {
+ if (isUndef(oldStartVnode)) {
+ oldStartVnode = oldCh[++oldStartIdx]; // Vnode has been moved left
+ } else if (isUndef(oldEndVnode)) {
+ oldEndVnode = oldCh[--oldEndIdx];
+ } else if (sameVnode(oldStartVnode, newStartVnode)) {
+ patchVnode(oldStartVnode, newStartVnode, insertedVnodeQueue);
+ oldStartVnode = oldCh[++oldStartIdx];
+ newStartVnode = newCh[++newStartIdx];
+ } else if (sameVnode(oldEndVnode, newEndVnode)) {
+ patchVnode(oldEndVnode, newEndVnode, insertedVnodeQueue);
+ oldEndVnode = oldCh[--oldEndIdx];
+ newEndVnode = newCh[--newEndIdx];
+ } else if (sameVnode(oldStartVnode, newEndVnode)) { // Vnode moved right
+ patchVnode(oldStartVnode, newEndVnode, insertedVnodeQueue);
+ canMove && nodeOps.insertBefore(parentElm, oldStartVnode.elm, nodeOps.nextSibling(oldEndVnode.elm));
+ oldStartVnode = oldCh[++oldStartIdx];
+ newEndVnode = newCh[--newEndIdx];
+ } else if (sameVnode(oldEndVnode, newStartVnode)) { // Vnode moved left
+ patchVnode(oldEndVnode, newStartVnode, insertedVnodeQueue);
+ canMove && nodeOps.insertBefore(parentElm, oldEndVnode.elm, oldStartVnode.elm);
+ oldEndVnode = oldCh[--oldEndIdx];
+ newStartVnode = newCh[++newStartIdx];
+ } else {
+ if (isUndef(oldKeyToIdx)) { oldKeyToIdx = createKeyToOldIdx(oldCh, oldStartIdx, oldEndIdx); }
+ idxInOld = isDef(newStartVnode.key) ? oldKeyToIdx[newStartVnode.key] : null;
+ if (isUndef(idxInOld)) { // New element
+ nodeOps.insertBefore(parentElm, createElm(newStartVnode, insertedVnodeQueue), oldStartVnode.elm);
+ newStartVnode = newCh[++newStartIdx];
+ } else {
+ elmToMove = oldCh[idxInOld];
+ /* istanbul ignore if */
+ if ("development" !== 'production' && !elmToMove) {
+ warn(
+ 'It seems there are duplicate keys that is causing an update error. ' +
+ 'Make sure each v-for item has a unique key.'
+ );
+ }
+ if (elmToMove.tag !== newStartVnode.tag) {
+ // same key but different element. treat as new element
+ nodeOps.insertBefore(parentElm, createElm(newStartVnode, insertedVnodeQueue), oldStartVnode.elm);
+ newStartVnode = newCh[++newStartIdx];
+ } else {
+ patchVnode(elmToMove, newStartVnode, insertedVnodeQueue);
+ oldCh[idxInOld] = undefined;
+ canMove && nodeOps.insertBefore(parentElm, newStartVnode.elm, oldStartVnode.elm);
+ newStartVnode = newCh[++newStartIdx];
+ }
+ }
+ }
+ }
+ if (oldStartIdx > oldEndIdx) {
+ before = isUndef(newCh[newEndIdx + 1]) ? null : newCh[newEndIdx + 1].elm;
+ addVnodes(parentElm, before, newCh, newStartIdx, newEndIdx, insertedVnodeQueue);
+ } else if (newStartIdx > newEndIdx) {
+ removeVnodes(parentElm, oldCh, oldStartIdx, oldEndIdx);
+ }
+ }
+
+ function patchVnode (oldVnode, vnode, insertedVnodeQueue, removeOnly) {
+ if (oldVnode === vnode) {
+ return
+ }
+ // reuse element for static trees.
+ // note we only do this if the vnode is cloned -
+ // if the new node is not cloned it means the render functions have been
+ // reset by the hot-reload-api and we need to do a proper re-render.
+ if (vnode.isStatic &&
+ oldVnode.isStatic &&
+ vnode.key === oldVnode.key &&
+ (vnode.isCloned || vnode.isOnce)) {
+ vnode.elm = oldVnode.elm;
+ return
+ }
+ var i;
+ var data = vnode.data;
+ var hasData = isDef(data);
+ if (hasData && isDef(i = data.hook) && isDef(i = i.prepatch)) {
+ i(oldVnode, vnode);
+ }
+ var elm = vnode.elm = oldVnode.elm;
+ var oldCh = oldVnode.children;
+ var ch = vnode.children;
+ if (hasData && isPatchable(vnode)) {
+ for (i = 0; i < cbs.update.length; ++i) { cbs.update[i](oldVnode, vnode); }
+ if (isDef(i = data.hook) && isDef(i = i.update)) { i(oldVnode, vnode); }
+ }
+ if (isUndef(vnode.text)) {
+ if (isDef(oldCh) && isDef(ch)) {
+ if (oldCh !== ch) { updateChildren(elm, oldCh, ch, insertedVnodeQueue, removeOnly); }
+ } else if (isDef(ch)) {
+ if (isDef(oldVnode.text)) { nodeOps.setTextContent(elm, ''); }
+ addVnodes(elm, null, ch, 0, ch.length - 1, insertedVnodeQueue);
+ } else if (isDef(oldCh)) {
+ removeVnodes(elm, oldCh, 0, oldCh.length - 1);
+ } else if (isDef(oldVnode.text)) {
+ nodeOps.setTextContent(elm, '');
+ }
+ } else if (oldVnode.text !== vnode.text) {
+ nodeOps.setTextContent(elm, vnode.text);
+ }
+ if (hasData) {
+ if (isDef(i = data.hook) && isDef(i = i.postpatch)) { i(oldVnode, vnode); }
+ }
+ }
+
+ function invokeInsertHook (vnode, queue, initial) {
+ // delay insert hooks for component root nodes, invoke them after the
+ // element is really inserted
+ if (initial && vnode.parent) {
+ vnode.parent.data.pendingInsert = queue;
+ } else {
+ for (var i = 0; i < queue.length; ++i) {
+ queue[i].data.hook.insert(queue[i]);
+ }
+ }
+ }
+
+ var bailed = false;
+ function hydrate (elm, vnode, insertedVnodeQueue) {
+ {
+ if (!assertNodeMatch(elm, vnode)) {
+ return false
+ }
+ }
+ vnode.elm = elm;
+ var tag = vnode.tag;
+ var data = vnode.data;
+ var children = vnode.children;
+ if (isDef(data)) {
+ if (isDef(i = data.hook) && isDef(i = i.init)) { i(vnode, true /* hydrating */); }
+ if (isDef(i = vnode.child)) {
+ // child component. it should have hydrated its own tree.
+ initComponent(vnode, insertedVnodeQueue);
+ return true
+ }
+ }
+ if (isDef(tag)) {
+ if (isDef(children)) {
+ var childNodes = nodeOps.childNodes(elm);
+ // empty element, allow client to pick up and populate children
+ if (!childNodes.length) {
+ createChildren(vnode, children, insertedVnodeQueue);
+ } else {
+ var childrenMatch = true;
+ if (childNodes.length !== children.length) {
+ childrenMatch = false;
+ } else {
+ for (var i$1 = 0; i$1 < children.length; i$1++) {
+ if (!hydrate(childNodes[i$1], children[i$1], insertedVnodeQueue)) {
+ childrenMatch = false;
+ break
+ }
+ }
+ }
+ if (!childrenMatch) {
+ if ("development" !== 'production' &&
+ typeof console !== 'undefined' &&
+ !bailed) {
+ bailed = true;
+ console.warn('Parent: ', elm);
+ console.warn('Mismatching childNodes vs. VNodes: ', childNodes, children);
+ }
+ return false
+ }
+ }
+ }
+ if (isDef(data)) {
+ invokeCreateHooks(vnode, insertedVnodeQueue);
+ }
+ }
+ return true
+ }
+
+ function assertNodeMatch (node, vnode) {
+ if (vnode.tag) {
+ return (
+ vnode.tag.indexOf('vue-component') === 0 ||
+ vnode.tag === nodeOps.tagName(node).toLowerCase()
+ )
+ } else {
+ return _toString(vnode.text) === node.data
+ }
+ }
+
+ return function patch (oldVnode, vnode, hydrating, removeOnly) {
+ if (!vnode) {
+ if (oldVnode) { invokeDestroyHook(oldVnode); }
+ return
+ }
+
+ var elm, parent;
+ var isInitialPatch = false;
+ var insertedVnodeQueue = [];
+
+ if (!oldVnode) {
+ // empty mount, create new root element
+ isInitialPatch = true;
+ createElm(vnode, insertedVnodeQueue);
+ } else {
+ var isRealElement = isDef(oldVnode.nodeType);
+ if (!isRealElement && sameVnode(oldVnode, vnode)) {
+ patchVnode(oldVnode, vnode, insertedVnodeQueue, removeOnly);
+ } else {
+ if (isRealElement) {
+ // mounting to a real element
+ // check if this is server-rendered content and if we can perform
+ // a successful hydration.
+ if (oldVnode.nodeType === 1 && oldVnode.hasAttribute('server-rendered')) {
+ oldVnode.removeAttribute('server-rendered');
+ hydrating = true;
+ }
+ if (hydrating) {
+ if (hydrate(oldVnode, vnode, insertedVnodeQueue)) {
+ invokeInsertHook(vnode, insertedVnodeQueue, true);
+ return oldVnode
+ } else {
+ warn(
+ 'The client-side rendered virtual DOM tree is not matching ' +
+ 'server-rendered content. This is likely caused by incorrect ' +
+ 'HTML markup, for example nesting block-level elements inside ' +
+ '<p>, or missing <tbody>. Bailing hydration and performing ' +
+ 'full client-side render.'
+ );
+ }
+ }
+ // either not server-rendered, or hydration failed.
+ // create an empty node and replace it
+ oldVnode = emptyNodeAt(oldVnode);
+ }
+ elm = oldVnode.elm;
+ parent = nodeOps.parentNode(elm);
+
+ createElm(vnode, insertedVnodeQueue);
+
+ // component root element replaced.
+ // update parent placeholder node element.
+ if (vnode.parent) {
+ vnode.parent.elm = vnode.elm;
+ if (isPatchable(vnode)) {
+ for (var i = 0; i < cbs.create.length; ++i) {
+ cbs.create[i](emptyNode, vnode.parent);
+ }
+ }
+ }
+
+ if (parent !== null) {
+ nodeOps.insertBefore(parent, vnode.elm, nodeOps.nextSibling(elm));
+ removeVnodes(parent, [oldVnode], 0, 0);
+ } else if (isDef(oldVnode.tag)) {
+ invokeDestroyHook(oldVnode);
+ }
+ }
+ }
+
+ invokeInsertHook(vnode, insertedVnodeQueue, isInitialPatch);
+ return vnode.elm
+ }
+}
+
+/* */
+
+var directives = {
+ create: updateDirectives,
+ update: updateDirectives,
+ destroy: function unbindDirectives (vnode) {
+ updateDirectives(vnode, emptyNode);
+ }
+};
+
+function updateDirectives (
+ oldVnode,
+ vnode
+) {
+ if (!oldVnode.data.directives && !vnode.data.directives) {
+ return
+ }
+ var isCreate = oldVnode === emptyNode;
+ var oldDirs = normalizeDirectives$1(oldVnode.data.directives, oldVnode.context);
+ var newDirs = normalizeDirectives$1(vnode.data.directives, vnode.context);
+
+ var dirsWithInsert = [];
+ var dirsWithPostpatch = [];
+
+ var key, oldDir, dir;
+ for (key in newDirs) {
+ oldDir = oldDirs[key];
+ dir = newDirs[key];
+ if (!oldDir) {
+ // new directive, bind
+ callHook$1(dir, 'bind', vnode, oldVnode);
+ if (dir.def && dir.def.inserted) {
+ dirsWithInsert.push(dir);
+ }
+ } else {
+ // existing directive, update
+ dir.oldValue = oldDir.value;
+ callHook$1(dir, 'update', vnode, oldVnode);
+ if (dir.def && dir.def.componentUpdated) {
+ dirsWithPostpatch.push(dir);
+ }
+ }
+ }
+
+ if (dirsWithInsert.length) {
+ var callInsert = function () {
+ dirsWithInsert.forEach(function (dir) {
+ callHook$1(dir, 'inserted', vnode, oldVnode);
+ });
+ };
+ if (isCreate) {
+ mergeVNodeHook(vnode.data.hook || (vnode.data.hook = {}), 'insert', callInsert, 'dir-insert');
+ } else {
+ callInsert();
+ }
+ }
+
+ if (dirsWithPostpatch.length) {
+ mergeVNodeHook(vnode.data.hook || (vnode.data.hook = {}), 'postpatch', function () {
+ dirsWithPostpatch.forEach(function (dir) {
+ callHook$1(dir, 'componentUpdated', vnode, oldVnode);
+ });
+ }, 'dir-postpatch');
+ }
+
+ if (!isCreate) {
+ for (key in oldDirs) {
+ if (!newDirs[key]) {
+ // no longer present, unbind
+ callHook$1(oldDirs[key], 'unbind', oldVnode);
+ }
+ }
+ }
+}
+
+var emptyModifiers = Object.create(null);
+
+function normalizeDirectives$1 (
+ dirs,
+ vm
+) {
+ var res = Object.create(null);
+ if (!dirs) {
+ return res
+ }
+ var i, dir;
+ for (i = 0; i < dirs.length; i++) {
+ dir = dirs[i];
+ if (!dir.modifiers) {
+ dir.modifiers = emptyModifiers;
+ }
+ res[getRawDirName(dir)] = dir;
+ dir.def = resolveAsset(vm.$options, 'directives', dir.name, true);
+ }
+ return res
+}
+
+function getRawDirName (dir) {
+ return dir.rawName || ((dir.name) + "." + (Object.keys(dir.modifiers || {}).join('.')))
+}
+
+function callHook$1 (dir, hook, vnode, oldVnode) {
+ var fn = dir.def && dir.def[hook];
+ if (fn) {
+ fn(vnode.elm, dir, vnode, oldVnode);
+ }
+}
+
+var baseModules = [
+ ref,
+ directives
+];
+
+/* */
+
+function updateAttrs (oldVnode, vnode) {
+ if (!oldVnode.data.attrs && !vnode.data.attrs) {
+ return
+ }
+ var key, cur, old;
+ var elm = vnode.elm;
+ var oldAttrs = oldVnode.data.attrs || {};
+ var attrs = vnode.data.attrs || {};
+ // clone observed objects, as the user probably wants to mutate it
+ if (attrs.__ob__) {
+ attrs = vnode.data.attrs = extend({}, attrs);
+ }
+
+ for (key in attrs) {
+ cur = attrs[key];
+ old = oldAttrs[key];
+ if (old !== cur) {
+ setAttr(elm, key, cur);
+ }
+ }
+ for (key in oldAttrs) {
+ if (attrs[key] == null) {
+ if (isXlink(key)) {
+ elm.removeAttributeNS(xlinkNS, getXlinkProp(key));
+ } else if (!isEnumeratedAttr(key)) {
+ elm.removeAttribute(key);
+ }
+ }
+ }
+}
+
+function setAttr (el, key, value) {
+ if (isBooleanAttr(key)) {
+ // set attribute for blank value
+ // e.g. <option disabled>Select one</option>
+ if (isFalsyAttrValue(value)) {
+ el.removeAttribute(key);
+ } else {
+ el.setAttribute(key, key);
+ }
+ } else if (isEnumeratedAttr(key)) {
+ el.setAttribute(key, isFalsyAttrValue(value) || value === 'false' ? 'false' : 'true');
+ } else if (isXlink(key)) {
+ if (isFalsyAttrValue(value)) {
+ el.removeAttributeNS(xlinkNS, getXlinkProp(key));
+ } else {
+ el.setAttributeNS(xlinkNS, key, value);
+ }
+ } else {
+ if (isFalsyAttrValue(value)) {
+ el.removeAttribute(key);
+ } else {
+ el.setAttribute(key, value);
+ }
+ }
+}
+
+var attrs = {
+ create: updateAttrs,
+ update: updateAttrs
+};
+
+/* */
+
+function updateClass (oldVnode, vnode) {
+ var el = vnode.elm;
+ var data = vnode.data;
+ var oldData = oldVnode.data;
+ if (!data.staticClass && !data.class &&
+ (!oldData || (!oldData.staticClass && !oldData.class))) {
+ return
+ }
+
+ var cls = genClassForVnode(vnode);
+
+ // handle transition classes
+ var transitionClass = el._transitionClasses;
+ if (transitionClass) {
+ cls = concat(cls, stringifyClass(transitionClass));
+ }
+
+ // set the class
+ if (cls !== el._prevClass) {
+ el.setAttribute('class', cls);
+ el._prevClass = cls;
+ }
+}
+
+var klass = {
+ create: updateClass,
+ update: updateClass
+};
+
+// skip type checking this file because we need to attach private properties
+// to elements
+
+function updateDOMListeners (oldVnode, vnode) {
+ if (!oldVnode.data.on && !vnode.data.on) {
+ return
+ }
+ var on = vnode.data.on || {};
+ var oldOn = oldVnode.data.on || {};
+ var add = vnode.elm._v_add || (vnode.elm._v_add = function (event, handler, capture) {
+ vnode.elm.addEventListener(event, handler, capture);
+ });
+ var remove = vnode.elm._v_remove || (vnode.elm._v_remove = function (event, handler) {
+ vnode.elm.removeEventListener(event, handler);
+ });
+ updateListeners(on, oldOn, add, remove, vnode.context);
+}
+
+var events = {
+ create: updateDOMListeners,
+ update: updateDOMListeners
+};
+
+/* */
+
+function updateDOMProps (oldVnode, vnode) {
+ if (!oldVnode.data.domProps && !vnode.data.domProps) {
+ return
+ }
+ var key, cur;
+ var elm = vnode.elm;
+ var oldProps = oldVnode.data.domProps || {};
+ var props = vnode.data.domProps || {};
+ // clone observed objects, as the user probably wants to mutate it
+ if (props.__ob__) {
+ props = vnode.data.domProps = extend({}, props);
+ }
+
+ for (key in oldProps) {
+ if (props[key] == null) {
+ elm[key] = '';
+ }
+ }
+ for (key in props) {
+ // ignore children if the node has textContent or innerHTML,
+ // as these will throw away existing DOM nodes and cause removal errors
+ // on subsequent patches (#3360)
+ if ((key === 'textContent' || key === 'innerHTML') && vnode.children) {
+ vnode.children.length = 0;
+ }
+ cur = props[key];
+ if (key === 'value') {
+ // store value as _value as well since
+ // non-string values will be stringified
+ elm._value = cur;
+ // avoid resetting cursor position when value is the same
+ var strCur = cur == null ? '' : String(cur);
+ if (elm.value !== strCur && !elm.composing) {
+ elm.value = strCur;
+ }
+ } else {
+ elm[key] = cur;
+ }
+ }
+}
+
+var domProps = {
+ create: updateDOMProps,
+ update: updateDOMProps
+};
+
+/* */
+
+var cssVarRE = /^--/;
+var setProp = function (el, name, val) {
+ /* istanbul ignore if */
+ if (cssVarRE.test(name)) {
+ el.style.setProperty(name, val);
+ } else {
+ el.style[normalize(name)] = val;
+ }
+};
+
+var prefixes = ['Webkit', 'Moz', 'ms'];
+
+var testEl;
+var normalize = cached(function (prop) {
+ testEl = testEl || document.createElement('div');
+ prop = camelize(prop);
+ if (prop !== 'filter' && (prop in testEl.style)) {
+ return prop
+ }
+ var upper = prop.charAt(0).toUpperCase() + prop.slice(1);
+ for (var i = 0; i < prefixes.length; i++) {
+ var prefixed = prefixes[i] + upper;
+ if (prefixed in testEl.style) {
+ return prefixed
+ }
+ }
+});
+
+function updateStyle (oldVnode, vnode) {
+ if ((!oldVnode.data || !oldVnode.data.style) && !vnode.data.style) {
+ return
+ }
+ var cur, name;
+ var el = vnode.elm;
+ var oldStyle = oldVnode.data.style || {};
+ var style = vnode.data.style || {};
+
+ // handle string
+ if (typeof style === 'string') {
+ el.style.cssText = style;
+ return
+ }
+
+ var needClone = style.__ob__;
+
+ // handle array syntax
+ if (Array.isArray(style)) {
+ style = vnode.data.style = toObject(style);
+ }
+
+ // clone the style for future updates,
+ // in case the user mutates the style object in-place.
+ if (needClone) {
+ style = vnode.data.style = extend({}, style);
+ }
+
+ for (name in oldStyle) {
+ if (style[name] == null) {
+ setProp(el, name, '');
+ }
+ }
+ for (name in style) {
+ cur = style[name];
+ if (cur !== oldStyle[name]) {
+ // ie9 setting to null has no effect, must use empty string
+ setProp(el, name, cur == null ? '' : cur);
+ }
+ }
+}
+
+var style = {
+ create: updateStyle,
+ update: updateStyle
+};
+
+/* */
+
+/**
+ * Add class with compatibility for SVG since classList is not supported on
+ * SVG elements in IE
+ */
+function addClass (el, cls) {
+ /* istanbul ignore if */
+ if (!cls || !cls.trim()) {
+ return
+ }
+
+ /* istanbul ignore else */
+ if (el.classList) {
+ if (cls.indexOf(' ') > -1) {
+ cls.split(/\s+/).forEach(function (c) { return el.classList.add(c); });
+ } else {
+ el.classList.add(cls);
+ }
+ } else {
+ var cur = ' ' + el.getAttribute('class') + ' ';
+ if (cur.indexOf(' ' + cls + ' ') < 0) {
+ el.setAttribute('class', (cur + cls).trim());
+ }
+ }
+}
+
+/**
+ * Remove class with compatibility for SVG since classList is not supported on
+ * SVG elements in IE
+ */
+function removeClass (el, cls) {
+ /* istanbul ignore if */
+ if (!cls || !cls.trim()) {
+ return
+ }
+
+ /* istanbul ignore else */
+ if (el.classList) {
+ if (cls.indexOf(' ') > -1) {
+ cls.split(/\s+/).forEach(function (c) { return el.classList.remove(c); });
+ } else {
+ el.classList.remove(cls);
+ }
+ } else {
+ var cur = ' ' + el.getAttribute('class') + ' ';
+ var tar = ' ' + cls + ' ';
+ while (cur.indexOf(tar) >= 0) {
+ cur = cur.replace(tar, ' ');
+ }
+ el.setAttribute('class', cur.trim());
+ }
+}
+
+/* */
+
+var hasTransition = inBrowser && !isIE9;
+var TRANSITION = 'transition';
+var ANIMATION = 'animation';
+
+// Transition property/event sniffing
+var transitionProp = 'transition';
+var transitionEndEvent = 'transitionend';
+var animationProp = 'animation';
+var animationEndEvent = 'animationend';
+if (hasTransition) {
+ /* istanbul ignore if */
+ if (window.ontransitionend === undefined &&
+ window.onwebkittransitionend !== undefined) {
+ transitionProp = 'WebkitTransition';
+ transitionEndEvent = 'webkitTransitionEnd';
+ }
+ if (window.onanimationend === undefined &&
+ window.onwebkitanimationend !== undefined) {
+ animationProp = 'WebkitAnimation';
+ animationEndEvent = 'webkitAnimationEnd';
+ }
+}
+
+var raf = (inBrowser && window.requestAnimationFrame) || setTimeout;
+function nextFrame (fn) {
+ raf(function () {
+ raf(fn);
+ });
+}
+
+function addTransitionClass (el, cls) {
+ (el._transitionClasses || (el._transitionClasses = [])).push(cls);
+ addClass(el, cls);
+}
+
+function removeTransitionClass (el, cls) {
+ if (el._transitionClasses) {
+ remove$1(el._transitionClasses, cls);
+ }
+ removeClass(el, cls);
+}
+
+function whenTransitionEnds (
+ el,
+ expectedType,
+ cb
+) {
+ var ref = getTransitionInfo(el, expectedType);
+ var type = ref.type;
+ var timeout = ref.timeout;
+ var propCount = ref.propCount;
+ if (!type) { return cb() }
+ var event = type === TRANSITION ? transitionEndEvent : animationEndEvent;
+ var ended = 0;
+ var end = function () {
+ el.removeEventListener(event, onEnd);
+ cb();
+ };
+ var onEnd = function (e) {
+ if (e.target === el) {
+ if (++ended >= propCount) {
+ end();
+ }
+ }
+ };
+ setTimeout(function () {
+ if (ended < propCount) {
+ end();
+ }
+ }, timeout + 1);
+ el.addEventListener(event, onEnd);
+}
+
+var transformRE = /\b(transform|all)(,|$)/;
+
+function getTransitionInfo (el, expectedType) {
+ var styles = window.getComputedStyle(el);
+ var transitioneDelays = styles[transitionProp + 'Delay'].split(', ');
+ var transitionDurations = styles[transitionProp + 'Duration'].split(', ');
+ var transitionTimeout = getTimeout(transitioneDelays, transitionDurations);
+ var animationDelays = styles[animationProp + 'Delay'].split(', ');
+ var animationDurations = styles[animationProp + 'Duration'].split(', ');
+ var animationTimeout = getTimeout(animationDelays, animationDurations);
+
+ var type;
+ var timeout = 0;
+ var propCount = 0;
+ /* istanbul ignore if */
+ if (expectedType === TRANSITION) {
+ if (transitionTimeout > 0) {
+ type = TRANSITION;
+ timeout = transitionTimeout;
+ propCount = transitionDurations.length;
+ }
+ } else if (expectedType === ANIMATION) {
+ if (animationTimeout > 0) {
+ type = ANIMATION;
+ timeout = animationTimeout;
+ propCount = animationDurations.length;
+ }
+ } else {
+ timeout = Math.max(transitionTimeout, animationTimeout);
+ type = timeout > 0
+ ? transitionTimeout > animationTimeout
+ ? TRANSITION
+ : ANIMATION
+ : null;
+ propCount = type
+ ? type === TRANSITION
+ ? transitionDurations.length
+ : animationDurations.length
+ : 0;
+ }
+ var hasTransform =
+ type === TRANSITION &&
+ transformRE.test(styles[transitionProp + 'Property']);
+ return {
+ type: type,
+ timeout: timeout,
+ propCount: propCount,
+ hasTransform: hasTransform
+ }
+}
+
+function getTimeout (delays, durations) {
+ /* istanbul ignore next */
+ while (delays.length < durations.length) {
+ delays = delays.concat(delays);
+ }
+
+ return Math.max.apply(null, durations.map(function (d, i) {
+ return toMs(d) + toMs(delays[i])
+ }))
+}
+
+function toMs (s) {
+ return Number(s.slice(0, -1)) * 1000
+}
+
+/* */
+
+function enter (vnode) {
+ var el = vnode.elm;
+
+ // call leave callback now
+ if (el._leaveCb) {
+ el._leaveCb.cancelled = true;
+ el._leaveCb();
+ }
+
+ var data = resolveTransition(vnode.data.transition);
+ if (!data) {
+ return
+ }
+
+ /* istanbul ignore if */
+ if (el._enterCb || el.nodeType !== 1) {
+ return
+ }
+
+ var css = data.css;
+ var type = data.type;
+ var enterClass = data.enterClass;
+ var enterActiveClass = data.enterActiveClass;
+ var appearClass = data.appearClass;
+ var appearActiveClass = data.appearActiveClass;
+ var beforeEnter = data.beforeEnter;
+ var enter = data.enter;
+ var afterEnter = data.afterEnter;
+ var enterCancelled = data.enterCancelled;
+ var beforeAppear = data.beforeAppear;
+ var appear = data.appear;
+ var afterAppear = data.afterAppear;
+ var appearCancelled = data.appearCancelled;
+
+ // activeInstance will always be the <transition> component managing this
+ // transition. One edge case to check is when the <transition> is placed
+ // as the root node of a child component. In that case we need to check
+ // <transition>'s parent for appear check.
+ var transitionNode = activeInstance.$vnode;
+ var context = transitionNode && transitionNode.parent
+ ? transitionNode.parent.context
+ : activeInstance;
+
+ var isAppear = !context._isMounted || !vnode.isRootInsert;
+
+ if (isAppear && !appear && appear !== '') {
+ return
+ }
+
+ var startClass = isAppear ? appearClass : enterClass;
+ var activeClass = isAppear ? appearActiveClass : enterActiveClass;
+ var beforeEnterHook = isAppear ? (beforeAppear || beforeEnter) : beforeEnter;
+ var enterHook = isAppear ? (typeof appear === 'function' ? appear : enter) : enter;
+ var afterEnterHook = isAppear ? (afterAppear || afterEnter) : afterEnter;
+ var enterCancelledHook = isAppear ? (appearCancelled || enterCancelled) : enterCancelled;
+
+ var expectsCSS = css !== false && !isIE9;
+ var userWantsControl =
+ enterHook &&
+ // enterHook may be a bound method which exposes
+ // the length of original fn as _length
+ (enterHook._length || enterHook.length) > 1;
+
+ var cb = el._enterCb = once(function () {
+ if (expectsCSS) {
+ removeTransitionClass(el, activeClass);
+ }
+ if (cb.cancelled) {
+ if (expectsCSS) {
+ removeTransitionClass(el, startClass);
+ }
+ enterCancelledHook && enterCancelledHook(el);
+ } else {
+ afterEnterHook && afterEnterHook(el);
+ }
+ el._enterCb = null;
+ });
+
+ if (!vnode.data.show) {
+ // remove pending leave element on enter by injecting an insert hook
+ mergeVNodeHook(vnode.data.hook || (vnode.data.hook = {}), 'insert', function () {
+ var parent = el.parentNode;
+ var pendingNode = parent && parent._pending && parent._pending[vnode.key];
+ if (pendingNode && pendingNode.tag === vnode.tag && pendingNode.elm._leaveCb) {
+ pendingNode.elm._leaveCb();
+ }
+ enterHook && enterHook(el, cb);
+ }, 'transition-insert');
+ }
+
+ // start enter transition
+ beforeEnterHook && beforeEnterHook(el);
+ if (expectsCSS) {
+ addTransitionClass(el, startClass);
+ addTransitionClass(el, activeClass);
+ nextFrame(function () {
+ removeTransitionClass(el, startClass);
+ if (!cb.cancelled && !userWantsControl) {
+ whenTransitionEnds(el, type, cb);
+ }
+ });
+ }
+
+ if (vnode.data.show) {
+ enterHook && enterHook(el, cb);
+ }
+
+ if (!expectsCSS && !userWantsControl) {
+ cb();
+ }
+}
+
+function leave (vnode, rm) {
+ var el = vnode.elm;
+
+ // call enter callback now
+ if (el._enterCb) {
+ el._enterCb.cancelled = true;
+ el._enterCb();
+ }
+
+ var data = resolveTransition(vnode.data.transition);
+ if (!data) {
+ return rm()
+ }
+
+ /* istanbul ignore if */
+ if (el._leaveCb || el.nodeType !== 1) {
+ return
+ }
+
+ var css = data.css;
+ var type = data.type;
+ var leaveClass = data.leaveClass;
+ var leaveActiveClass = data.leaveActiveClass;
+ var beforeLeave = data.beforeLeave;
+ var leave = data.leave;
+ var afterLeave = data.afterLeave;
+ var leaveCancelled = data.leaveCancelled;
+ var delayLeave = data.delayLeave;
+
+ var expectsCSS = css !== false && !isIE9;
+ var userWantsControl =
+ leave &&
+ // leave hook may be a bound method which exposes
+ // the length of original fn as _length
+ (leave._length || leave.length) > 1;
+
+ var cb = el._leaveCb = once(function () {
+ if (el.parentNode && el.parentNode._pending) {
+ el.parentNode._pending[vnode.key] = null;
+ }
+ if (expectsCSS) {
+ removeTransitionClass(el, leaveActiveClass);
+ }
+ if (cb.cancelled) {
+ if (expectsCSS) {
+ removeTransitionClass(el, leaveClass);
+ }
+ leaveCancelled && leaveCancelled(el);
+ } else {
+ rm();
+ afterLeave && afterLeave(el);
+ }
+ el._leaveCb = null;
+ });
+
+ if (delayLeave) {
+ delayLeave(performLeave);
+ } else {
+ performLeave();
+ }
+
+ function performLeave () {
+ // the delayed leave may have already been cancelled
+ if (cb.cancelled) {
+ return
+ }
+ // record leaving element
+ if (!vnode.data.show) {
+ (el.parentNode._pending || (el.parentNode._pending = {}))[vnode.key] = vnode;
+ }
+ beforeLeave && beforeLeave(el);
+ if (expectsCSS) {
+ addTransitionClass(el, leaveClass);
+ addTransitionClass(el, leaveActiveClass);
+ nextFrame(function () {
+ removeTransitionClass(el, leaveClass);
+ if (!cb.cancelled && !userWantsControl) {
+ whenTransitionEnds(el, type, cb);
+ }
+ });
+ }
+ leave && leave(el, cb);
+ if (!expectsCSS && !userWantsControl) {
+ cb();
+ }
+ }
+}
+
+function resolveTransition (def$$1) {
+ if (!def$$1) {
+ return
+ }
+ /* istanbul ignore else */
+ if (typeof def$$1 === 'object') {
+ var res = {};
+ if (def$$1.css !== false) {
+ extend(res, autoCssTransition(def$$1.name || 'v'));
+ }
+ extend(res, def$$1);
+ return res
+ } else if (typeof def$$1 === 'string') {
+ return autoCssTransition(def$$1)
+ }
+}
+
+var autoCssTransition = cached(function (name) {
+ return {
+ enterClass: (name + "-enter"),
+ leaveClass: (name + "-leave"),
+ appearClass: (name + "-enter"),
+ enterActiveClass: (name + "-enter-active"),
+ leaveActiveClass: (name + "-leave-active"),
+ appearActiveClass: (name + "-enter-active")
+ }
+});
+
+function once (fn) {
+ var called = false;
+ return function () {
+ if (!called) {
+ called = true;
+ fn();
+ }
+ }
+}
+
+var transition = inBrowser ? {
+ create: function create (_, vnode) {
+ if (!vnode.data.show) {
+ enter(vnode);
+ }
+ },
+ remove: function remove (vnode, rm) {
+ /* istanbul ignore else */
+ if (!vnode.data.show) {
+ leave(vnode, rm);
+ } else {
+ rm();
+ }
+ }
+} : {};
+
+var platformModules = [
+ attrs,
+ klass,
+ events,
+ domProps,
+ style,
+ transition
+];
+
+/* */
+
+// the directive module should be applied last, after all
+// built-in modules have been applied.
+var modules = platformModules.concat(baseModules);
+
+var patch$1 = createPatchFunction({ nodeOps: nodeOps, modules: modules });
+
+/**
+ * Not type checking this file because flow doesn't like attaching
+ * properties to Elements.
+ */
+
+var modelableTagRE = /^input|select|textarea|vue-component-[0-9]+(-[0-9a-zA-Z_-]*)?$/;
+
+/* istanbul ignore if */
+if (isIE9) {
+ // http://www.matts411.com/post/internet-explorer-9-oninput/
+ document.addEventListener('selectionchange', function () {
+ var el = document.activeElement;
+ if (el && el.vmodel) {
+ trigger(el, 'input');
+ }
+ });
+}
+
+var model = {
+ inserted: function inserted (el, binding, vnode) {
+ {
+ if (!modelableTagRE.test(vnode.tag)) {
+ warn(
+ "v-model is not supported on element type: <" + (vnode.tag) + ">. " +
+ 'If you are working with contenteditable, it\'s recommended to ' +
+ 'wrap a library dedicated for that purpose inside a custom component.',
+ vnode.context
+ );
+ }
+ }
+ if (vnode.tag === 'select') {
+ var cb = function () {
+ setSelected(el, binding, vnode.context);
+ };
+ cb();
+ /* istanbul ignore if */
+ if (isIE || isEdge) {
+ setTimeout(cb, 0);
+ }
+ } else if (
+ (vnode.tag === 'textarea' || el.type === 'text') &&
+ !binding.modifiers.lazy
+ ) {
+ if (!isAndroid) {
+ el.addEventListener('compositionstart', onCompositionStart);
+ el.addEventListener('compositionend', onCompositionEnd);
+ }
+ /* istanbul ignore if */
+ if (isIE9) {
+ el.vmodel = true;
+ }
+ }
+ },
+ componentUpdated: function componentUpdated (el, binding, vnode) {
+ if (vnode.tag === 'select') {
+ setSelected(el, binding, vnode.context);
+ // in case the options rendered by v-for have changed,
+ // it's possible that the value is out-of-sync with the rendered options.
+ // detect such cases and filter out values that no longer has a matching
+ // option in the DOM.
+ var needReset = el.multiple
+ ? binding.value.some(function (v) { return hasNoMatchingOption(v, el.options); })
+ : binding.value !== binding.oldValue && hasNoMatchingOption(binding.value, el.options);
+ if (needReset) {
+ trigger(el, 'change');
+ }
+ }
+ }
+};
+
+function setSelected (el, binding, vm) {
+ var value = binding.value;
+ var isMultiple = el.multiple;
+ if (isMultiple && !Array.isArray(value)) {
+ "development" !== 'production' && warn(
+ "<select multiple v-model=\"" + (binding.expression) + "\"> " +
+ "expects an Array value for its binding, but got " + (Object.prototype.toString.call(value).slice(8, -1)),
+ vm
+ );
+ return
+ }
+ var selected, option;
+ for (var i = 0, l = el.options.length; i < l; i++) {
+ option = el.options[i];
+ if (isMultiple) {
+ selected = looseIndexOf(value, getValue(option)) > -1;
+ if (option.selected !== selected) {
+ option.selected = selected;
+ }
+ } else {
+ if (looseEqual(getValue(option), value)) {
+ if (el.selectedIndex !== i) {
+ el.selectedIndex = i;
+ }
+ return
+ }
+ }
+ }
+ if (!isMultiple) {
+ el.selectedIndex = -1;
+ }
+}
+
+function hasNoMatchingOption (value, options) {
+ for (var i = 0, l = options.length; i < l; i++) {
+ if (looseEqual(getValue(options[i]), value)) {
+ return false
+ }
+ }
+ return true
+}
+
+function getValue (option) {
+ return '_value' in option
+ ? option._value
+ : option.value
+}
+
+function onCompositionStart (e) {
+ e.target.composing = true;
+}
+
+function onCompositionEnd (e) {
+ e.target.composing = false;
+ trigger(e.target, 'input');
+}
+
+function trigger (el, type) {
+ var e = document.createEvent('HTMLEvents');
+ e.initEvent(type, true, true);
+ el.dispatchEvent(e);
+}
+
+/* */
+
+// recursively search for possible transition defined inside the component root
+function locateNode (vnode) {
+ return vnode.child && (!vnode.data || !vnode.data.transition)
+ ? locateNode(vnode.child._vnode)
+ : vnode
+}
+
+var show = {
+ bind: function bind (el, ref, vnode) {
+ var value = ref.value;
+
+ vnode = locateNode(vnode);
+ var transition = vnode.data && vnode.data.transition;
+ if (value && transition && !isIE9) {
+ enter(vnode);
+ }
+ var originalDisplay = el.style.display === 'none' ? '' : el.style.display;
+ el.style.display = value ? originalDisplay : 'none';
+ el.__vOriginalDisplay = originalDisplay;
+ },
+ update: function update (el, ref, vnode) {
+ var value = ref.value;
+ var oldValue = ref.oldValue;
+
+ /* istanbul ignore if */
+ if (value === oldValue) { return }
+ vnode = locateNode(vnode);
+ var transition = vnode.data && vnode.data.transition;
+ if (transition && !isIE9) {
+ if (value) {
+ enter(vnode);
+ el.style.display = el.__vOriginalDisplay;
+ } else {
+ leave(vnode, function () {
+ el.style.display = 'none';
+ });
+ }
+ } else {
+ el.style.display = value ? el.__vOriginalDisplay : 'none';
+ }
+ }
+};
+
+var platformDirectives = {
+ model: model,
+ show: show
+};
+
+/* */
+
+// Provides transition support for a single element/component.
+// supports transition mode (out-in / in-out)
+
+var transitionProps = {
+ name: String,
+ appear: Boolean,
+ css: Boolean,
+ mode: String,
+ type: String,
+ enterClass: String,
+ leaveClass: String,
+ enterActiveClass: String,
+ leaveActiveClass: String,
+ appearClass: String,
+ appearActiveClass: String
+};
+
+// in case the child is also an abstract component, e.g. <keep-alive>
+// we want to recursively retrieve the real component to be rendered
+function getRealChild (vnode) {
+ var compOptions = vnode && vnode.componentOptions;
+ if (compOptions && compOptions.Ctor.options.abstract) {
+ return getRealChild(getFirstComponentChild(compOptions.children))
+ } else {
+ return vnode
+ }
+}
+
+function extractTransitionData (comp) {
+ var data = {};
+ var options = comp.$options;
+ // props
+ for (var key in options.propsData) {
+ data[key] = comp[key];
+ }
+ // events.
+ // extract listeners and pass them directly to the transition methods
+ var listeners = options._parentListeners;
+ for (var key$1 in listeners) {
+ data[camelize(key$1)] = listeners[key$1].fn;
+ }
+ return data
+}
+
+function placeholder (h, rawChild) {
+ return /\d-keep-alive$/.test(rawChild.tag)
+ ? h('keep-alive')
+ : null
+}
+
+function hasParentTransition (vnode) {
+ while ((vnode = vnode.parent)) {
+ if (vnode.data.transition) {
+ return true
+ }
+ }
+}
+
+var Transition = {
+ name: 'transition',
+ props: transitionProps,
+ abstract: true,
+ render: function render (h) {
+ var this$1 = this;
+
+ var children = this.$slots.default;
+ if (!children) {
+ return
+ }
+
+ // filter out text nodes (possible whitespaces)
+ children = children.filter(function (c) { return c.tag; });
+ /* istanbul ignore if */
+ if (!children.length) {
+ return
+ }
+
+ // warn multiple elements
+ if ("development" !== 'production' && children.length > 1) {
+ warn(
+ '<transition> can only be used on a single element. Use ' +
+ '<transition-group> for lists.',
+ this.$parent
+ );
+ }
+
+ var mode = this.mode;
+
+ // warn invalid mode
+ if ("development" !== 'production' &&
+ mode && mode !== 'in-out' && mode !== 'out-in') {
+ warn(
+ 'invalid <transition> mode: ' + mode,
+ this.$parent
+ );
+ }
+
+ var rawChild = children[0];
+
+ // if this is a component root node and the component's
+ // parent container node also has transition, skip.
+ if (hasParentTransition(this.$vnode)) {
+ return rawChild
+ }
+
+ // apply transition data to child
+ // use getRealChild() to ignore abstract components e.g. keep-alive
+ var child = getRealChild(rawChild);
+ /* istanbul ignore if */
+ if (!child) {
+ return rawChild
+ }
+
+ if (this._leaving) {
+ return placeholder(h, rawChild)
+ }
+
+ var key = child.key = child.key == null || child.isStatic
+ ? ("__v" + (child.tag + this._uid) + "__")
+ : child.key;
+ var data = (child.data || (child.data = {})).transition = extractTransitionData(this);
+ var oldRawChild = this._vnode;
+ var oldChild = getRealChild(oldRawChild);
+
+ // mark v-show
+ // so that the transition module can hand over the control to the directive
+ if (child.data.directives && child.data.directives.some(function (d) { return d.name === 'show'; })) {
+ child.data.show = true;
+ }
+
+ if (oldChild && oldChild.data && oldChild.key !== key) {
+ // replace old child transition data with fresh one
+ // important for dynamic transitions!
+ var oldData = oldChild.data.transition = extend({}, data);
+
+ // handle transition mode
+ if (mode === 'out-in') {
+ // return placeholder node and queue update when leave finishes
+ this._leaving = true;
+ mergeVNodeHook(oldData, 'afterLeave', function () {
+ this$1._leaving = false;
+ this$1.$forceUpdate();
+ }, key);
+ return placeholder(h, rawChild)
+ } else if (mode === 'in-out') {
+ var delayedLeave;
+ var performLeave = function () { delayedLeave(); };
+ mergeVNodeHook(data, 'afterEnter', performLeave, key);
+ mergeVNodeHook(data, 'enterCancelled', performLeave, key);
+ mergeVNodeHook(oldData, 'delayLeave', function (leave) {
+ delayedLeave = leave;
+ }, key);
+ }
+ }
+
+ return rawChild
+ }
+};
+
+/* */
+
+// Provides transition support for list items.
+// supports move transitions using the FLIP technique.
+
+// Because the vdom's children update algorithm is "unstable" - i.e.
+// it doesn't guarantee the relative positioning of removed elements,
+// we force transition-group to update its children into two passes:
+// in the first pass, we remove all nodes that need to be removed,
+// triggering their leaving transition; in the second pass, we insert/move
+// into the final disired state. This way in the second pass removed
+// nodes will remain where they should be.
+
+var props = extend({
+ tag: String,
+ moveClass: String
+}, transitionProps);
+
+delete props.mode;
+
+var TransitionGroup = {
+ props: props,
+
+ render: function render (h) {
+ var tag = this.tag || this.$vnode.data.tag || 'span';
+ var map = Object.create(null);
+ var prevChildren = this.prevChildren = this.children;
+ var rawChildren = this.$slots.default || [];
+ var children = this.children = [];
+ var transitionData = extractTransitionData(this);
+
+ for (var i = 0; i < rawChildren.length; i++) {
+ var c = rawChildren[i];
+ if (c.tag) {
+ if (c.key != null && String(c.key).indexOf('__vlist') !== 0) {
+ children.push(c);
+ map[c.key] = c
+ ;(c.data || (c.data = {})).transition = transitionData;
+ } else {
+ var opts = c.componentOptions;
+ var name = opts
+ ? (opts.Ctor.options.name || opts.tag)
+ : c.tag;
+ warn(("<transition-group> children must be keyed: <" + name + ">"));
+ }
+ }
+ }
+
+ if (prevChildren) {
+ var kept = [];
+ var removed = [];
+ for (var i$1 = 0; i$1 < prevChildren.length; i$1++) {
+ var c$1 = prevChildren[i$1];
+ c$1.data.transition = transitionData;
+ c$1.data.pos = c$1.elm.getBoundingClientRect();
+ if (map[c$1.key]) {
+ kept.push(c$1);
+ } else {
+ removed.push(c$1);
+ }
+ }
+ this.kept = h(tag, null, kept);
+ this.removed = removed;
+ }
+
+ return h(tag, null, children)
+ },
+
+ beforeUpdate: function beforeUpdate () {
+ // force removing pass
+ this.__patch__(
+ this._vnode,
+ this.kept,
+ false, // hydrating
+ true // removeOnly (!important, avoids unnecessary moves)
+ );
+ this._vnode = this.kept;
+ },
+
+ updated: function updated () {
+ var children = this.prevChildren;
+ var moveClass = this.moveClass || (this.name + '-move');
+ if (!children.length || !this.hasMove(children[0].elm, moveClass)) {
+ return
+ }
+
+ // we divide the work into three loops to avoid mixing DOM reads and writes
+ // in each iteration - which helps prevent layout thrashing.
+ children.forEach(callPendingCbs);
+ children.forEach(recordPosition);
+ children.forEach(applyTranslation);
+
+ // force reflow to put everything in position
+ var f = document.body.offsetHeight; // eslint-disable-line
+
+ children.forEach(function (c) {
+ if (c.data.moved) {
+ var el = c.elm;
+ var s = el.style;
+ addTransitionClass(el, moveClass);
+ s.transform = s.WebkitTransform = s.transitionDuration = '';
+ el.addEventListener(transitionEndEvent, el._moveCb = function cb (e) {
+ if (!e || /transform$/.test(e.propertyName)) {
+ el.removeEventListener(transitionEndEvent, cb);
+ el._moveCb = null;
+ removeTransitionClass(el, moveClass);
+ }
+ });
+ }
+ });
+ },
+
+ methods: {
+ hasMove: function hasMove (el, moveClass) {
+ /* istanbul ignore if */
+ if (!hasTransition) {
+ return false
+ }
+ if (this._hasMove != null) {
+ return this._hasMove
+ }
+ addTransitionClass(el, moveClass);
+ var info = getTransitionInfo(el);
+ removeTransitionClass(el, moveClass);
+ return (this._hasMove = info.hasTransform)
+ }
+ }
+};
+
+function callPendingCbs (c) {
+ /* istanbul ignore if */
+ if (c.elm._moveCb) {
+ c.elm._moveCb();
+ }
+ /* istanbul ignore if */
+ if (c.elm._enterCb) {
+ c.elm._enterCb();
+ }
+}
+
+function recordPosition (c) {
+ c.data.newPos = c.elm.getBoundingClientRect();
+}
+
+function applyTranslation (c) {
+ var oldPos = c.data.pos;
+ var newPos = c.data.newPos;
+ var dx = oldPos.left - newPos.left;
+ var dy = oldPos.top - newPos.top;
+ if (dx || dy) {
+ c.data.moved = true;
+ var s = c.elm.style;
+ s.transform = s.WebkitTransform = "translate(" + dx + "px," + dy + "px)";
+ s.transitionDuration = '0s';
+ }
+}
+
+var platformComponents = {
+ Transition: Transition,
+ TransitionGroup: TransitionGroup
+};
+
+/* */
+
+// install platform specific utils
+Vue$2.config.isUnknownElement = isUnknownElement;
+Vue$2.config.isReservedTag = isReservedTag;
+Vue$2.config.getTagNamespace = getTagNamespace;
+Vue$2.config.mustUseProp = mustUseProp;
+
+// install platform runtime directives & components
+extend(Vue$2.options.directives, platformDirectives);
+extend(Vue$2.options.components, platformComponents);
+
+// install platform patch function
+Vue$2.prototype.__patch__ = config._isServer ? noop : patch$1;
+
+// wrap mount
+Vue$2.prototype.$mount = function (
+ el,
+ hydrating
+) {
+ el = el && !config._isServer ? query(el) : undefined;
+ return this._mount(el, hydrating)
+};
+
+// devtools global hook
+/* istanbul ignore next */
+setTimeout(function () {
+ if (config.devtools) {
+ if (devtools) {
+ devtools.emit('init', Vue$2);
+ } else if (
+ "development" !== 'production' &&
+ inBrowser && /Chrome\/\d+/.test(window.navigator.userAgent)
+ ) {
+ console.log(
+ 'Download the Vue Devtools for a better development experience:\n' +
+ 'https://github.com/vuejs/vue-devtools'
+ );
+ }
+ }
+}, 0);
+
+/* */
+
+// check whether current browser encodes a char inside attribute values
+function shouldDecode (content, encoded) {
+ var div = document.createElement('div');
+ div.innerHTML = "<div a=\"" + content + "\">";
+ return div.innerHTML.indexOf(encoded) > 0
+}
+
+// #3663
+// IE encodes newlines inside attribute values while other browsers don't
+var shouldDecodeNewlines = inBrowser ? shouldDecode('\n', ' ') : false;
+
+/* */
+
+var decoder = document.createElement('div');
+
+function decode (html) {
+ decoder.innerHTML = html;
+ return decoder.textContent
+}
+
+/**
+ * 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 singleAttrIdentifier = /([^\s"'<>/=]+)/;
+var singleAttrAssign = /(?:=)/;
+var singleAttrValues = [
+ // attr value double quotes
+ /"([^"]*)"+/.source,
+ // attr value, single quotes
+ /'([^']*)'+/.source,
+ // attr value, no quotes
+ /([^\s"'=<>`]+)/.source
+];
+var attribute = new RegExp(
+ '^\\s*' + singleAttrIdentifier.source +
+ '(?:\\s*(' + singleAttrAssign.source + ')' +
+ '\\s*(?:' + singleAttrValues.join('|') + '))?'
+);
+
+// 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;
+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 isScriptOrStyle = makeMap('script,style', true);
+var hasLang = function (attr) { return attr.name === 'lang' && attr.value !== 'html'; };
+var isSpecialTag = function (tag, isSFC, stack) {
+ if (isScriptOrStyle(tag)) {
+ return true
+ }
+ // top-level template that has a pre-processor
+ if (
+ isSFC &&
+ tag === 'template' &&
+ stack.length === 1 &&
+ stack[0].attrs.some(hasLang)
+ ) {
+ return true
+ }
+ return false
+};
+
+var reCache = {};
+
+var ltRE = /</g;
+var gtRE = />/g;
+var nlRE = / /g;
+var ampRE = /&/g;
+var quoteRE = /"/g;
+
+function decodeAttr (value, shouldDecodeNewlines) {
+ if (shouldDecodeNewlines) {
+ value = value.replace(nlRE, '\n');
+ }
+ return value
+ .replace(ltRE, '<')
+ .replace(gtRE, '>')
+ .replace(ampRE, '&')
+ .replace(quoteRE, '"')
+}
+
+function parseHTML (html, options) {
+ var stack = [];
+ var expectHTML = options.expectHTML;
+ var isUnaryTag$$1 = options.isUnaryTag || no;
+ var index = 0;
+ var last, lastTag;
+ while (html) {
+ last = html;
+ // Make sure we're not in a script or style element
+ if (!lastTag || !isSpecialTag(lastTag, options.sfc, stack)) {
+ var textEnd = html.indexOf('<');
+ if (textEnd === 0) {
+ // Comment:
+ if (comment.test(html)) {
+ var commentEnd = html.indexOf('-->');
+
+ if (commentEnd >= 0) {
+ 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[0], endTagMatch[1], curIndex, index);
+ continue
+ }
+
+ // Start tag:
+ var startTagMatch = parseStartTag();
+ if (startTagMatch) {
+ handleStartTag(startTagMatch);
+ continue
+ }
+ }
+
+ var text = void 0, rest$1 = void 0, next = void 0;
+ if (textEnd > 0) {
+ rest$1 = html.slice(textEnd);
+ while (
+ !endTag.test(rest$1) &&
+ !startTagOpen.test(rest$1) &&
+ !comment.test(rest$1) &&
+ !conditionalComment.test(rest$1)
+ ) {
+ // < in plain text, be forgiving and treat it as text
+ next = rest$1.indexOf('<', 1);
+ if (next < 0) { break }
+ textEnd += next;
+ rest$1 = 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 stackedTag = lastTag.toLowerCase();
+ var reStackedTag = reCache[stackedTag] || (reCache[stackedTag] = new RegExp('([\\s\\S]*?)(</' + stackedTag + '[^>]*>)', 'i'));
+ var endTagLength = 0;
+ var rest = html.replace(reStackedTag, function (all, text, endTag) {
+ endTagLength = endTag.length;
+ if (stackedTag !== 'script' && stackedTag !== 'style' && stackedTag !== 'noscript') {
+ text = text
+ .replace(/<!--([\s\S]*?)-->/g, '$1')
+ .replace(/<!\[CDATA\[([\s\S]*?)]]>/g, '$1');
+ }
+ if (options.chars) {
+ options.chars(text);
+ }
+ return ''
+ });
+ index += html.length - rest.length;
+ html = rest;
+ parseEndTag('</' + stackedTag + '>', stackedTag, index - endTagLength, index);
+ }
+
+ if (html === last && options.chars) {
+ options.chars(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(tagName) && lastTag === tagName) {
+ parseEndTag('', tagName);
+ }
+ }
+
+ var unary = isUnaryTag$$1(tagName) || tagName === 'html' && lastTag === 'head' || !!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] || '';
+ attrs[i] = {
+ name: args[1],
+ value: decodeAttr(
+ value,
+ options.shouldDecodeNewlines
+ )
+ };
+ }
+
+ if (!unary) {
+ stack.push({ tag: tagName, attrs: attrs });
+ lastTag = tagName;
+ unarySlash = '';
+ }
+
+ if (options.start) {
+ options.start(tagName, attrs, unary, match.start, match.end);
+ }
+ }
+
+ function parseEndTag (tag, tagName, start, end) {
+ var pos;
+ if (start == null) { start = index; }
+ if (end == null) { end = index; }
+
+ // Find the closest opened tag of the same type
+ if (tagName) {
+ var needle = tagName.toLowerCase();
+ for (pos = stack.length - 1; pos >= 0; pos--) {
+ if (stack[pos].tag.toLowerCase() === needle) {
+ 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 (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 (tagName.toLowerCase() === 'br') {
+ if (options.start) {
+ options.start(tagName, [], true, start, end);
+ }
+ } else if (tagName.toLowerCase() === 'p') {
+ if (options.start) {
+ options.start(tagName, [], false, start, end);
+ }
+ if (options.end) {
+ options.end(tagName, start, end);
+ }
+ }
+ }
+}
+
+/* */
+
+function parseFilters (exp) {
+ var inSingle = false;
+ var inDouble = 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) {
+ // check single quote
+ if (c === 0x27 && prev !== 0x5C) { inSingle = !inSingle; }
+ } else if (inDouble) {
+ // check double quote
+ if (c === 0x22 && prev !== 0x5C) { inDouble = !inDouble; }
+ } 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 0x28: paren++; break // (
+ case 0x29: paren--; break // )
+ case 0x5B: square++; break // [
+ case 0x5D: square--; break // ]
+ case 0x7B: curly++; break // {
+ case 0x7D: curly--; break // }
+ }
+ }
+ }
+
+ 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)
+ }
+}
+
+/* */
+
+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 lastIndex = tagRE.lastIndex = 0;
+ var match, index;
+ while ((match = tagRE.exec(text))) {
+ index = match.index;
+ // push text token
+ if (index > lastIndex) {
+ tokens.push(JSON.stringify(text.slice(lastIndex, index)));
+ }
+ // tag token
+ var exp = parseFilters(match[1].trim());
+ tokens.push(("_s(" + exp + ")"));
+ lastIndex = index + match[0].length;
+ }
+ if (lastIndex < text.length) {
+ tokens.push(JSON.stringify(text.slice(lastIndex)));
+ }
+ return tokens.join('+')
+}
+
+/* */
+
+function baseWarn (msg) {
+ console.error(("[Vue parser]: " + 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 });
+}
+
+function addAttr (el, name, value) {
+ (el.attrs || (el.attrs = [])).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 });
+}
+
+function addHandler (
+ el,
+ name,
+ value,
+ modifiers,
+ important
+) {
+ // check capture modifier
+ if (modifiers && modifiers.capture) {
+ delete modifiers.capture;
+ name = '!' + name; // mark the event as captured
+ }
+ var events;
+ if (modifiers && modifiers.native) {
+ delete modifiers.native;
+ events = el.nativeEvents || (el.nativeEvents = {});
+ } else {
+ events = el.events || (el.events = {});
+ }
+ var newHandler = { value: value, 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;
+ }
+}
+
+function getBindingAttr (
+ el,
+ name,
+ getStatic
+) {
+ var dynamicValue =
+ getAndRemoveAttr(el, ':' + name) ||
+ getAndRemoveAttr(el, 'v-bind:' + name);
+ if (dynamicValue != null) {
+ return dynamicValue
+ } else if (getStatic !== false) {
+ var staticValue = getAndRemoveAttr(el, name);
+ if (staticValue != null) {
+ return JSON.stringify(staticValue)
+ }
+ }
+}
+
+function getAndRemoveAttr (el, name) {
+ 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
+ }
+ }
+ }
+ return val
+}
+
+/* */
+
+var dirRE = /^v-|^@|^:/;
+var forAliasRE = /(.*?)\s+(?:in|of)\s+(.*)/;
+var forIteratorRE = /\(([^,]*),([^,]*)(?:,([^,]*))?\)/;
+var bindRE = /^:|^v-bind:/;
+var onRE = /^@|^v-on:/;
+var argRE = /:(.*)$/;
+var modifierRE = /\.[^.]+/g;
+var specialNewlineRE = /\u2028|\u2029/g;
+
+var decodeHTMLCached = cached(decode);
+
+// configurable state
+var warn$1;
+var platformGetTagNamespace;
+var platformMustUseProp;
+var platformIsPreTag;
+var preTransforms;
+var transforms;
+var postTransforms;
+var delimiters;
+
+/**
+ * Convert HTML string to AST.
+ */
+function parse (
+ template,
+ options
+) {
+ warn$1 = options.warn || baseWarn;
+ platformGetTagNamespace = options.getTagNamespace || no;
+ platformMustUseProp = options.mustUseProp || no;
+ platformIsPreTag = options.isPreTag || no;
+ preTransforms = pluckModuleFunction(options.modules, 'preTransformNode');
+ transforms = pluckModuleFunction(options.modules, 'transformNode');
+ 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;
+ parseHTML(template, {
+ expectHTML: options.expectHTML,
+ isUnaryTag: options.isUnaryTag,
+ shouldDecodeNewlines: options.shouldDecodeNewlines,
+ 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 (options.isIE && ns === 'svg') {
+ attrs = guardIESVGBug(attrs);
+ }
+
+ var element = {
+ type: 1,
+ tag: tag,
+ attrsList: attrs,
+ attrsMap: makeAttrsMap(attrs, options.isIE),
+ parent: currentParent,
+ children: []
+ };
+ if (ns) {
+ element.ns = ns;
+ }
+
+ if ("client" !== 'server' && isForbiddenTag(element)) {
+ 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 + ">."
+ );
+ }
+
+ // apply pre-transforms
+ for (var i = 0; i < preTransforms.length; i++) {
+ preTransforms[i](element, options);
+ }
+
+ if (!inVPre) {
+ processPre(element);
+ if (element.pre) {
+ inVPre = true;
+ }
+ }
+ if (platformIsPreTag(element.tag)) {
+ inPre = true;
+ }
+ if (inVPre) {
+ processRawAttrs(element);
+ } else {
+ processFor(element);
+ processIf(element);
+ processOnce(element);
+ processKey(element);
+
+ // determine whether this is a plain element after
+ // removing structural attributes
+ element.plain = !element.key && !attrs.length;
+
+ processRef(element);
+ processSlot(element);
+ processComponent(element);
+ for (var i$1 = 0; i$1 < transforms.length; i$1++) {
+ transforms[i$1](element, options);
+ }
+ processAttrs(element);
+ }
+
+ function checkRootConstraints (el) {
+ if ("development" !== 'production' && !warned) {
+ if (el.tag === 'slot' || el.tag === 'template') {
+ warned = true;
+ warn$1(
+ "Cannot use <" + (el.tag) + "> as component root element because it may " +
+ 'contain multiple nodes:\n' + template
+ );
+ }
+ if (el.attrsMap.hasOwnProperty('v-for')) {
+ warned = true;
+ warn$1(
+ 'Cannot use v-for on stateful component root element because ' +
+ 'it renders multiple elements:\n' + template
+ );
+ }
+ }
+ }
+
+ // tree management
+ if (!root) {
+ root = element;
+ checkRootConstraints(root);
+ } else if (!stack.length) {
+ // allow 2 root elements with v-if and v-else
+ if (root.if && element.else) {
+ checkRootConstraints(element);
+ root.elseBlock = element;
+ } else if ("development" !== 'production' && !warned) {
+ warned = true;
+ warn$1(
+ ("Component template should contain exactly one root element:\n\n" + template)
+ );
+ }
+ }
+ if (currentParent && !element.forbidden) {
+ if (element.else) {
+ processElse(element, currentParent);
+ } else {
+ currentParent.children.push(element);
+ element.parent = currentParent;
+ }
+ }
+ if (!unary) {
+ currentParent = element;
+ stack.push(element);
+ }
+ // apply post-transforms
+ for (var i$2 = 0; i$2 < postTransforms.length; i$2++) {
+ postTransforms[i$2](element, options);
+ }
+ },
+
+ 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 === ' ') {
+ element.children.pop();
+ }
+ // pop stack
+ stack.length -= 1;
+ currentParent = stack[stack.length - 1];
+ // check pre state
+ if (element.pre) {
+ inVPre = false;
+ }
+ if (platformIsPreTag(element.tag)) {
+ inPre = false;
+ }
+ },
+
+ chars: function chars (text) {
+ if (!currentParent) {
+ if ("development" !== 'production' && !warned && text === template) {
+ warned = true;
+ warn$1(
+ 'Component template requires a root element, rather than just text:\n\n' + template
+ );
+ }
+ return
+ }
+ text = inPre || text.trim()
+ ? decodeHTMLCached(text)
+ // only preserve whitespace if its not right after a starting tag
+ : preserveWhitespace && currentParent.children.length ? ' ' : '';
+ if (text) {
+ var expression;
+ if (!inVPre && text !== ' ' && (expression = parseText(text, delimiters))) {
+ currentParent.children.push({
+ type: 2,
+ expression: expression,
+ text: text
+ });
+ } else {
+ // #3895 special character
+ text = text.replace(specialNewlineRE, '');
+ currentParent.children.push({
+ type: 3,
+ text: text
+ });
+ }
+ }
+ }
+ });
+ 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 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 inMatch = exp.match(forAliasRE);
+ if (!inMatch) {
+ "development" !== 'production' && warn$1(
+ ("Invalid v-for expression: " + exp)
+ );
+ return
+ }
+ el.for = inMatch[2].trim();
+ var alias = inMatch[1].trim();
+ var iteratorMatch = alias.match(forIteratorRE);
+ if (iteratorMatch) {
+ el.alias = iteratorMatch[1].trim();
+ el.iterator1 = iteratorMatch[2].trim();
+ if (iteratorMatch[3]) {
+ el.iterator2 = iteratorMatch[3].trim();
+ }
+ } else {
+ el.alias = alias;
+ }
+ }
+}
+
+function processIf (el) {
+ var exp = getAndRemoveAttr(el, 'v-if');
+ if (exp) {
+ el.if = exp;
+ }
+ if (getAndRemoveAttr(el, 'v-else') != null) {
+ el.else = true;
+ }
+}
+
+function processElse (el, parent) {
+ var prev = findPrevElement(parent.children);
+ if (prev && prev.if) {
+ prev.elseBlock = el;
+ } else {
+ warn$1(
+ ("v-else used on element <" + (el.tag) + "> without corresponding v-if.")
+ );
+ }
+}
+
+function processOnce (el) {
+ var once = getAndRemoveAttr(el, 'v-once');
+ if (once != null) {
+ el.once = true;
+ }
+}
+
+function processSlot (el) {
+ if (el.tag === 'slot') {
+ el.slotName = getBindingAttr(el, 'name');
+ } else {
+ var slotTarget = getBindingAttr(el, 'slot');
+ if (slotTarget) {
+ el.slotTarget = 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, arg, 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, '');
+ if (modifiers && modifiers.prop) {
+ isProp = true;
+ name = camelize(name);
+ if (name === 'innerHtml') { name = 'innerHTML'; }
+ }
+ if (isProp || platformMustUseProp(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);
+ } else { // normal directives
+ name = name.replace(dirRE, '');
+ // parse arg
+ var argMatch = name.match(argRE);
+ if (argMatch && (arg = argMatch[1])) {
+ 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 expression = parseText(value, delimiters);
+ if (expression) {
+ 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));
+ }
+ }
+}
+
+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, isIE) {
+ var map = {};
+ for (var i = 0, l = attrs.length; i < l; i++) {
+ if ("development" !== 'production' && map[attrs[i].name] && !isIE) {
+ warn$1('duplicate attribute: ' + attrs[i].name);
+ }
+ map[attrs[i].name] = attrs[i].value;
+ }
+ return map
+}
+
+function findPrevElement (children) {
+ var i = children.length;
+ while (i--) {
+ if (children[i].tag) { return children[i] }
+ }
+}
+
+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;
+ }
+}
+
+/* */
+
+var isStaticKey;
+var isPlatformReservedTag;
+
+var genStaticKeysCached = cached(genStaticKeys$1);
+
+/**
+ * Goal of the optimizer: walk the generated template AST tree
+ * and detect sub-trees that are purely static, i.e. parts of
+ * the DOM that never needs to change.
+ *
+ * Once we detect these sub-trees, we can:
+ *
+ * 1. Hoist them into constants, so that we no longer need to
+ * create fresh nodes for them on each re-render;
+ * 2. Completely skip them in the patching process.
+ */
+function optimize (root, options) {
+ if (!root) { return }
+ isStaticKey = genStaticKeysCached(options.staticKeys || '');
+ isPlatformReservedTag = options.isReservedTag || (function () { return false; });
+ // first pass: mark all non-static nodes.
+ markStatic(root);
+ // second pass: mark static roots.
+ markStaticRoots(root, false);
+}
+
+function genStaticKeys$1 (keys) {
+ return makeMap(
+ 'type,tag,attrsList,attrsMap,plain,parent,children,attrs' +
+ (keys ? ',' + keys : '')
+ )
+}
+
+function markStatic (node) {
+ node.static = isStatic(node);
+ if (node.type === 1) {
+ for (var i = 0, l = node.children.length; i < l; i++) {
+ var child = node.children[i];
+ markStatic(child);
+ if (!child.static) {
+ node.static = false;
+ }
+ }
+ }
+}
+
+function markStaticRoots (node, isInFor) {
+ if (node.type === 1) {
+ if (node.static || node.once) {
+ node.staticInFor = isInFor;
+ }
+ if (node.static) {
+ node.staticRoot = true;
+ return
+ }
+ if (node.children) {
+ for (var i = 0, l = node.children.length; i < l; i++) {
+ markStaticRoots(node.children[i], isInFor || !!node.for);
+ }
+ }
+ }
+}
+
+function isStatic (node) {
+ if (node.type === 2) { // expression
+ return false
+ }
+ if (node.type === 3) { // text
+ return true
+ }
+ return !!(node.pre || (
+ !node.hasBindings && // no dynamic bindings
+ !node.if && !node.for && // not v-if or v-for or v-else
+ !isBuiltInTag(node.tag) && // not a built-in
+ isPlatformReservedTag(node.tag) && // not a component
+ !isDirectChildOfTemplateFor(node) &&
+ Object.keys(node).every(isStaticKey)
+ ))
+}
+
+function isDirectChildOfTemplateFor (node) {
+ while (node.parent) {
+ node = node.parent;
+ if (node.tag !== 'template') {
+ return false
+ }
+ if (node.for) {
+ return true
+ }
+ }
+ return false
+}
+
+/* */
+
+var simplePathRE = /^\s*[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['.*?']|\[".*?"]|\[\d+]|\[[A-Za-z_$][\w$]*])*\s*$/;
+
+// keyCode aliases
+var keyCodes = {
+ esc: 27,
+ tab: 9,
+ enter: 13,
+ space: 32,
+ up: 38,
+ left: 37,
+ right: 39,
+ down: 40,
+ 'delete': [8, 46]
+};
+
+var modifierCode = {
+ stop: '$event.stopPropagation();',
+ prevent: '$event.preventDefault();',
+ self: 'if($event.target !== $event.currentTarget)return;'
+};
+
+function genHandlers (events, native) {
+ var res = native ? 'nativeOn:{' : 'on:{';
+ for (var name in events) {
+ res += "\"" + name + "\":" + (genHandler(events[name])) + ",";
+ }
+ return res.slice(0, -1) + '}'
+}
+
+function genHandler (
+ handler
+) {
+ if (!handler) {
+ return 'function(){}'
+ } else if (Array.isArray(handler)) {
+ return ("[" + (handler.map(genHandler).join(',')) + "]")
+ } else if (!handler.modifiers) {
+ return simplePathRE.test(handler.value)
+ ? handler.value
+ : ("function($event){" + (handler.value) + "}")
+ } else {
+ var code = '';
+ var keys = [];
+ for (var key in handler.modifiers) {
+ if (modifierCode[key]) {
+ code += modifierCode[key];
+ } else {
+ keys.push(key);
+ }
+ }
+ if (keys.length) {
+ code = genKeyFilter(keys) + code;
+ }
+ var handlerCode = simplePathRE.test(handler.value)
+ ? handler.value + '($event)'
+ : handler.value;
+ return 'function($event){' + code + handlerCode + '}'
+ }
+}
+
+function genKeyFilter (keys) {
+ var code = keys.length === 1
+ ? normalizeKeyCode(keys[0])
+ : Array.prototype.concat.apply([], keys.map(normalizeKeyCode));
+ if (Array.isArray(code)) {
+ return ("if(" + (code.map(function (c) { return ("$event.keyCode!==" + c); }).join('&&')) + ")return;")
+ } else {
+ return ("if($event.keyCode!==" + code + ")return;")
+ }
+}
+
+function normalizeKeyCode (key) {
+ return (
+ parseInt(key, 10) || // number keyCode
+ keyCodes[key] || // built-in alias
+ ("_k(" + (JSON.stringify(key)) + ")") // custom alias
+ )
+}
+
+/* */
+
+function bind$2 (el, dir) {
+ el.wrapData = function (code) {
+ return ("_b(" + code + "," + (dir.value) + (dir.modifiers && dir.modifiers.prop ? ',true' : '') + ")")
+ };
+}
+
+var baseDirectives = {
+ bind: bind$2,
+ cloak: noop
+};
+
+/* */
+
+// configurable state
+var warn$2;
+var transforms$1;
+var dataGenFns;
+var platformDirectives$1;
+var staticRenderFns;
+var onceCount;
+var currentOptions;
+
+function generate (
+ ast,
+ options
+) {
+ // save previous staticRenderFns so generate calls can be nested
+ var prevStaticRenderFns = staticRenderFns;
+ var currentStaticRenderFns = staticRenderFns = [];
+ var prevOnceCount = onceCount;
+ onceCount = 0;
+ currentOptions = options;
+ warn$2 = options.warn || baseWarn;
+ transforms$1 = pluckModuleFunction(options.modules, 'transformCode');
+ dataGenFns = pluckModuleFunction(options.modules, 'genData');
+ platformDirectives$1 = options.directives || {};
+ var code = ast ? genElement(ast) : '_h("div")';
+ staticRenderFns = prevStaticRenderFns;
+ onceCount = prevOnceCount;
+ return {
+ render: ("with(this){return " + code + "}"),
+ staticRenderFns: currentStaticRenderFns
+ }
+}
+
+function genElement (el) {
+ if (el.staticRoot && !el.staticProcessed) {
+ return genStatic(el)
+ } else if (el.once && !el.onceProcessed) {
+ return genOnce(el)
+ } else if (el.for && !el.forProcessed) {
+ return genFor(el)
+ } else if (el.if && !el.ifProcessed) {
+ return genIf(el)
+ } else if (el.tag === 'template' && !el.slotTarget) {
+ return genChildren(el) || 'void 0'
+ } else if (el.tag === 'slot') {
+ return genSlot(el)
+ } else {
+ // component or element
+ var code;
+ if (el.component) {
+ code = genComponent(el.component, el);
+ } else {
+ var data = el.plain ? undefined : genData(el);
+
+ var children = el.inlineTemplate ? null : genChildren(el);
+ code = "_h('" + (el.tag) + "'" + (data ? ("," + data) : '') + (children ? ("," + children) : '') + ")";
+ }
+ // module transforms
+ for (var i = 0; i < transforms$1.length; i++) {
+ code = transforms$1[i](el, code);
+ }
+ return code
+ }
+}
+
+// hoist static sub-trees out
+function genStatic (el) {
+ el.staticProcessed = true;
+ staticRenderFns.push(("with(this){return " + (genElement(el)) + "}"));
+ return ("_m(" + (staticRenderFns.length - 1) + (el.staticInFor ? ',true' : '') + ")")
+}
+
+// v-once
+function genOnce (el) {
+ el.onceProcessed = true;
+ 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' && warn$2(
+ "v-once can only be used inside v-for that is keyed. "
+ );
+ return genElement(el)
+ }
+ return ("_o(" + (genElement(el)) + "," + (onceCount++) + (key ? ("," + key) : "") + ")")
+ } else {
+ return genStatic(el)
+ }
+}
+
+function genIf (el) {
+ var exp = el.if;
+ el.ifProcessed = true; // avoid recursion
+ return ("(" + exp + ")?" + (genElement(el)) + ":" + (genElse(el)))
+}
+
+function genElse (el) {
+ return el.elseBlock
+ ? genElement(el.elseBlock)
+ : '_e()'
+}
+
+function genFor (el) {
+ 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 " + (genElement(el)) +
+ '})'
+}
+
+function genData (el) {
+ var data = '{';
+
+ // directives first.
+ // directives may mutate the el's other properties before they are generated.
+ var dirs = genDirectives(el);
+ 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,";
+ }
+ // record original tag name for components using "is" attribute
+ if (el.component) {
+ data += "tag:\"" + (el.tag) + "\",";
+ }
+ // slot target
+ if (el.slotTarget) {
+ data += "slot:" + (el.slotTarget) + ",";
+ }
+ // module data generation functions
+ for (var i = 0; i < dataGenFns.length; i++) {
+ data += 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)) + ",";
+ }
+ if (el.nativeEvents) {
+ data += (genHandlers(el.nativeEvents, true)) + ",";
+ }
+ // inline-template
+ if (el.inlineTemplate) {
+ var ast = el.children[0];
+ if ("development" !== 'production' && (
+ el.children.length > 1 || ast.type !== 1
+ )) {
+ warn$2('Inline-template components must have exactly one child element.');
+ }
+ if (ast.type === 1) {
+ var inlineRenderFns = generate(ast, currentOptions);
+ data += "inlineTemplate:{render:function(){" + (inlineRenderFns.render) + "},staticRenderFns:[" + (inlineRenderFns.staticRenderFns.map(function (code) { return ("function(){" + code + "}"); }).join(',')) + "]}";
+ }
+ }
+ data = data.replace(/,$/, '') + '}';
+ // v-bind data wrap
+ if (el.wrapData) {
+ data = el.wrapData(data);
+ }
+ return data
+}
+
+function genDirectives (el) {
+ 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 = platformDirectives$1[dir.name] || baseDirectives[dir.name];
+ if (gen) {
+ // compile-time directive that manipulates AST.
+ // returns true if it also needs a runtime counterpart.
+ needRuntime = !!gen(el, dir, warn$2);
+ }
+ 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 genChildren (el) {
+ if (el.children.length) {
+ return '[' + el.children.map(genNode).join(',') + ']'
+ }
+}
+
+function genNode (node) {
+ if (node.type === 1) {
+ return genElement(node)
+ } else {
+ return genText(node)
+ }
+}
+
+function genText (text) {
+ return text.type === 2
+ ? text.expression // no need for () because already wrapped in _s()
+ : JSON.stringify(text.text)
+}
+
+function genSlot (el) {
+ var slotName = el.slotName || '"default"';
+ var children = genChildren(el);
+ return ("_t(" + slotName + (children ? ("," + children) : '') + ")")
+}
+
+// componentName is el.component, take it as argument to shun flow's pessimistic refinement
+function genComponent (componentName, el) {
+ var children = el.inlineTemplate ? null : genChildren(el);
+ return ("_h(" + componentName + "," + (genData(el)) + (children ? ("," + children) : '') + ")")
+}
+
+function genProps (props) {
+ var res = '';
+ for (var i = 0; i < props.length; i++) {
+ var prop = props[i];
+ res += "\"" + (prop.name) + "\":" + (prop.value) + ",";
+ }
+ return res.slice(0, -1)
+}
+
+/* */
+
+/**
+ * Compile a template.
+ */
+function compile$1 (
+ template,
+ options
+) {
+ var ast = parse(template.trim(), options);
+ optimize(ast, options);
+ var code = generate(ast, options);
+ return {
+ ast: ast,
+ render: code.render,
+ staticRenderFns: code.staticRenderFns
+ }
+}
+
+/* */
+
+// operators like typeof, instanceof and in are allowed
+var prohibitedKeywordRE = new RegExp('\\b' + (
+ 'do,if,for,let,new,try,var,case,else,with,await,break,catch,class,const,' +
+ 'super,throw,while,yield,delete,export,import,return,switch,default,' +
+ 'extends,finally,continue,debugger,function,arguments'
+).split(',').join('\\b|\\b') + '\\b');
+// check valid identifier for v-for
+var identRE = /[A-Za-z_$][\w$]*/;
+// 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 {
+ 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 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' && !identRE.test(ident)) {
+ errors.push(("- invalid " + type + " \"" + ident + "\" in expression: " + text));
+ }
+}
+
+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]) + "\" in expression " + text
+ );
+ } else {
+ errors.push(("- invalid expression: " + text));
+ }
+ }
+}
+
+/* */
+
+function transformNode (el, options) {
+ var warn = options.warn || baseWarn;
+ var staticClass = getAndRemoveAttr(el, 'class');
+ if ("development" !== 'production' && staticClass) {
+ var expression = parseText(staticClass, options.delimiters);
+ if (expression) {
+ 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$1 (el) {
+ var data = '';
+ if (el.staticClass) {
+ data += "staticClass:" + (el.staticClass) + ",";
+ }
+ if (el.classBinding) {
+ data += "class:" + (el.classBinding) + ",";
+ }
+ return data
+}
+
+var klass$1 = {
+ staticKeys: ['staticClass'],
+ transformNode: transformNode,
+ genData: genData$1
+};
+
+/* */
+
+function transformNode$1 (el) {
+ var styleBinding = getBindingAttr(el, 'style', false /* getStatic */);
+ if (styleBinding) {
+ el.styleBinding = styleBinding;
+ }
+}
+
+function genData$2 (el) {
+ return el.styleBinding
+ ? ("style:(" + (el.styleBinding) + "),")
+ : ''
+}
+
+var style$1 = {
+ transformNode: transformNode$1,
+ genData: genData$2
+};
+
+var modules$1 = [
+ klass$1,
+ style$1
+];
+
+/* */
+
+var len;
+var str;
+var chr;
+var index$1;
+var expressionPos;
+var expressionEndPos;
+
+/**
+ * parse directive model to do the array update transform. a[idx] = val => $$a.splice($$idx, 1, val)
+ *
+ * for loop possible cases:
+ *
+ * - test
+ * - test[idx]
+ * - test[test1[idx]]
+ * - test["a"][idx]
+ * - xxx.test[a[a].test1[idx]]
+ * - test.xxx.a["asa"][test1[idx]]
+ *
+ */
+
+function parseModel (val) {
+ str = val;
+ len = str.length;
+ index$1 = expressionPos = expressionEndPos = 0;
+
+ if (val.indexOf('[') < 0) {
+ return {
+ exp: val,
+ idx: null
+ }
+ }
+
+ while (!eof()) {
+ chr = next();
+ /* istanbul ignore if */
+ if (isStringStart(chr)) {
+ parseString(chr);
+ } else if (chr === 0x5B) {
+ parseBracket(chr);
+ }
+ }
+
+ return {
+ exp: val.substring(0, expressionPos),
+ idx: val.substring(expressionPos + 1, expressionEndPos)
+ }
+}
+
+function next () {
+ return str.charCodeAt(++index$1)
+}
+
+function eof () {
+ return index$1 >= len
+}
+
+function isStringStart (chr) {
+ return chr === 0x22 || chr === 0x27
+}
+
+function parseBracket (chr) {
+ var inBracket = 1;
+ expressionPos = index$1;
+ while (!eof()) {
+ chr = next();
+ if (isStringStart(chr)) {
+ parseString(chr);
+ continue
+ }
+ if (chr === 0x5B) { inBracket++; }
+ if (chr === 0x5D) { inBracket--; }
+ if (inBracket === 0) {
+ expressionEndPos = index$1;
+ break
+ }
+ }
+}
+
+function parseString (chr) {
+ var stringQuote = chr;
+ while (!eof()) {
+ chr = next();
+ if (chr === stringQuote) {
+ break
+ }
+ }
+}
+
+/* */
+
+var warn$3;
+
+function model$1 (
+ el,
+ dir,
+ _warn
+) {
+ warn$3 = _warn;
+ var value = dir.value;
+ var modifiers = dir.modifiers;
+ var tag = el.tag;
+ var type = el.attrsMap.type;
+ {
+ var dynamicType = el.attrsMap['v-bind:type'] || el.attrsMap[':type'];
+ if (tag === 'input' && dynamicType) {
+ warn$3(
+ "<input :type=\"" + dynamicType + "\" v-model=\"" + value + "\">:\n" +
+ "v-model does not support dynamic input types. Use v-if branches instead."
+ );
+ }
+ }
+ 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 {
+ genDefaultModel(el, value, modifiers);
+ }
+ // ensure runtime directive metadata
+ return true
+}
+
+function genCheckboxModel (
+ el,
+ value,
+ modifiers
+) {
+ if ("development" !== 'production' &&
+ el.attrsMap.checked != null) {
+ warn$3(
+ "<" + (el.tag) + " v-model=\"" + value + "\" checked>:\n" +
+ "inline checked attributes will be ignored when using v-model. " +
+ 'Declare initial values in the component\'s data option instead.'
+ );
+ }
+ 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" +
+ ":_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,$$v);' +
+ "if($$c){$$i<0&&(" + value + "=$$a.concat($$v))}" +
+ "else{$$i>-1&&(" + value + "=$$a.slice(0,$$i).concat($$a.slice($$i+1)))}" +
+ "}else{" + value + "=$$c}",
+ null, true
+ );
+}
+
+function genRadioModel (
+ el,
+ value,
+ modifiers
+) {
+ if ("development" !== 'production' &&
+ el.attrsMap.checked != null) {
+ warn$3(
+ "<" + (el.tag) + " v-model=\"" + value + "\" checked>:\n" +
+ "inline checked attributes will be ignored when using v-model. " +
+ 'Declare initial values in the component\'s data option instead.'
+ );
+ }
+ 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 genDefaultModel (
+ el,
+ value,
+ modifiers
+) {
+ {
+ if (el.tag === 'input' && el.attrsMap.value) {
+ warn$3(
+ "<" + (el.tag) + " v-model=\"" + value + "\" value=\"" + (el.attrsMap.value) + "\">:\n" +
+ 'inline value attributes will be ignored when using v-model. ' +
+ 'Declare initial values in the component\'s data option instead.'
+ );
+ }
+ if (el.tag === 'textarea' && el.children.length) {
+ warn$3(
+ "<textarea v-model=\"" + value + "\">:\n" +
+ 'inline content inside <textarea> will be ignored when using v-model. ' +
+ 'Declare initial values in the component\'s data option instead.'
+ );
+ }
+ }
+
+ var type = el.attrsMap.type;
+ var ref = modifiers || {};
+ var lazy = ref.lazy;
+ var number = ref.number;
+ var trim = ref.trim;
+ var event = lazy || (isIE && type === 'range') ? 'change' : 'input';
+ var needCompositionGuard = !lazy && type !== 'range';
+ var isNative = el.tag === 'input' || el.tag === 'textarea';
+
+ var valueExpression = isNative
+ ? ("$event.target.value" + (trim ? '.trim()' : ''))
+ : "$event";
+ valueExpression = number || type === 'number'
+ ? ("_n(" + valueExpression + ")")
+ : valueExpression;
+ var code = genAssignmentCode(value, valueExpression);
+ if (isNative && needCompositionGuard) {
+ code = "if($event.target.composing)return;" + code;
+ }
+ // inputs with type="file" are read only and setting the input's
+ // value will throw an error.
+ if ("development" !== 'production' &&
+ type === 'file') {
+ warn$3(
+ "<" + (el.tag) + " v-model=\"" + value + "\" type=\"file\">:\n" +
+ "File inputs are read only. Use a v-on:change listener instead."
+ );
+ }
+ addProp(el, 'value', isNative ? ("_s(" + value + ")") : ("(" + value + ")"));
+ addHandler(el, event, code, null, true);
+}
+
+function genSelect (
+ el,
+ value,
+ modifiers
+) {
+ {
+ el.children.some(checkOptionWarning);
+ }
+
+ var number = modifiers && modifiers.number;
+ var assignment = "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') + "})" +
+ (el.attrsMap.multiple == null ? '[0]' : '');
+
+ var code = genAssignmentCode(value, assignment);
+ addHandler(el, 'change', code, null, true);
+}
+
+function checkOptionWarning (option) {
+ if (option.type === 1 &&
+ option.tag === 'option' &&
+ option.attrsMap.selected != null) {
+ warn$3(
+ "<select v-model=\"" + (option.parent.attrsMap['v-model']) + "\">:\n" +
+ 'inline selected attributes on <option> will be ignored when using v-model. ' +
+ 'Declare initial values in the component\'s data option instead.'
+ );
+ return true
+ }
+ return false
+}
+
+function genAssignmentCode (value, assignment) {
+ var modelRs = parseModel(value);
+ if (modelRs.idx === null) {
+ return (value + "=" + assignment)
+ } else {
+ return "var $$exp = " + (modelRs.exp) + ", $$idx = " + (modelRs.idx) + ";" +
+ "if (!Array.isArray($$exp)){" +
+ value + "=" + assignment + "}" +
+ "else{$$exp.splice($$idx, 1, " + assignment + ")}"
+ }
+}
+
+/* */
+
+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$1,
+ text: text,
+ html: html
+};
+
+/* */
+
+var cache = Object.create(null);
+
+var baseOptions = {
+ isIE: isIE,
+ expectHTML: true,
+ modules: modules$1,
+ staticKeys: genStaticKeys(modules$1),
+ directives: directives$1,
+ isReservedTag: isReservedTag,
+ isUnaryTag: isUnaryTag,
+ mustUseProp: mustUseProp,
+ getTagNamespace: getTagNamespace,
+ isPreTag: isPreTag
+};
+
+function compile$$1 (
+ template,
+ options
+) {
+ options = options
+ ? extend(extend({}, baseOptions), options)
+ : baseOptions;
+ return compile$1(template, options)
+}
+
+function compileToFunctions (
+ template,
+ options,
+ vm
+) {
+ var _warn = (options && options.warn) || warn;
+ // detect possible CSP restriction
+ /* istanbul ignore if */
+ {
+ try {
+ new Function('return 1');
+ } catch (e) {
+ if (e.toString().match(/unsafe-eval|CSP/)) {
+ _warn(
+ 'It seems you are using the standalone build of Vue.js in an ' +
+ 'environment with Content Security Policy that prohibits unsafe-eval. ' +
+ 'The template compiler cannot work in this environment. Consider ' +
+ 'relaxing the policy to allow unsafe-eval or pre-compiling your ' +
+ 'templates into render functions.'
+ );
+ }
+ }
+ }
+ var key = options && options.delimiters
+ ? String(options.delimiters) + template
+ : template;
+ if (cache[key]) {
+ return cache[key]
+ }
+ var res = {};
+ var compiled = compile$$1(template, options);
+ res.render = makeFunction(compiled.render);
+ var l = compiled.staticRenderFns.length;
+ res.staticRenderFns = new Array(l);
+ for (var i = 0; i < l; i++) {
+ res.staticRenderFns[i] = makeFunction(compiled.staticRenderFns[i]);
+ }
+ {
+ if (res.render === noop || res.staticRenderFns.some(function (fn) { return fn === noop; })) {
+ _warn(
+ "failed to compile template:\n\n" + template + "\n\n" +
+ detectErrors(compiled.ast).join('\n') +
+ '\n\n',
+ vm
+ );
+ }
+ }
+ return (cache[key] = res)
+}
+
+function makeFunction (code) {
+ try {
+ return new Function(code)
+ } catch (e) {
+ return noop
+ }
+}
+
+/* */
+
+var idToTemplate = cached(function (id) {
+ var el = query(id);
+ return el && el.innerHTML
+});
+
+var mount = Vue$2.prototype.$mount;
+Vue$2.prototype.$mount = function (
+ el,
+ hydrating
+) {
+ el = el && query(el);
+
+ /* istanbul ignore if */
+ if (el === document.body || el === document.documentElement) {
+ "development" !== 'production' && warn(
+ "Do not mount Vue to <html> or <body> - mount to normal elements instead."
+ );
+ return this
+ }
+
+ var options = this.$options;
+ // resolve template/el and convert to render function
+ if (!options.render) {
+ var template = options.template;
+ if (template) {
+ if (typeof template === 'string') {
+ if (template.charAt(0) === '#') {
+ template = idToTemplate(template);
+ }
+ } else if (template.nodeType) {
+ template = template.innerHTML;
+ } else {
+ {
+ warn('invalid template option:' + template, this);
+ }
+ return this
+ }
+ } else if (el) {
+ template = getOuterHTML(el);
+ }
+ if (template) {
+ var ref = compileToFunctions(template, {
+ warn: warn,
+ shouldDecodeNewlines: shouldDecodeNewlines,
+ delimiters: options.delimiters
+ }, this);
+ var render = ref.render;
+ var staticRenderFns = ref.staticRenderFns;
+ options.render = render;
+ options.staticRenderFns = staticRenderFns;
+ }
+ }
+ return mount.call(this, el, hydrating)
+};
+
+/**
+ * Get outerHTML of elements, taking care
+ * of SVG elements in IE as well.
+ */
+function getOuterHTML (el) {
+ if (el.outerHTML) {
+ return el.outerHTML
+ } else {
+ var container = document.createElement('div');
+ container.appendChild(el.cloneNode(true));
+ return container.innerHTML
+ }
+}
+
+Vue$2.compile = compileToFunctions;
+
+return Vue$2;
+
+})));