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vue-2.0-0-alpha.js
/*!
* Vue.js v2.0.0-alpha.1
* (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 renderString(val) {
return val == null ? '' : typeof val === 'object' ? JSON.stringify(val, null, 2) : String(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,render,transition', true);
/**
* Remove an item from an array
*/
function remove(arr, item) {
if (arr.length) {
var index = arr.indexOf(item);
if (index > -1) {
return arr.splice(index, 1);
}
}
}
/**
* Check whether the object has the property.
*/
var hasOwnProperty = Object.prototype.hasOwnProperty;
function hasOwn(obj, key) {
return hasOwnProperty.call(obj, key);
}
/**
* 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\d])([A-Z])/g;
var hyphenate = cached(function (str) {
return str.replace(hyphenateRE, '$1-$2').toLowerCase();
});
/**
* Simple bind, faster than native
*/
function bind(fn, ctx) {
return function (a) {
var l = arguments.length;
return l ? l > 1 ? fn.apply(ctx, arguments) : fn.call(ctx, a) : fn.call(ctx);
};
}
/**
* 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 = arr[0] || {};
for (var i = 1; i < arr.length; i++) {
if (arr[i]) {
extend(res, arr[i]);
}
}
return res;
}
/**
* Perform no operation.
*/
function noop() {}
/**
* Always return false.
*/
var no = function no() {
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(',');
}
var config = {
/**
* Option merge strategies (used in core/util/options)
*/
optionMergeStrategies: Object.create(null),
/**
* Whether to suppress warnings.
*/
silent: false,
/**
* Error handler for watcher errors
*/
errorHandler: 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,
/**
* 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', 'transition', 'filter'],
/**
* List of lifecycle hooks.
*/
_lifecycleHooks: ['init', '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',
/**
* Keeping track of all extended Component constructors
* so that we can update them in the case of global mixins being applied
* after their creation.
*/
_ctors: []
};
/**
* 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 _ret = function () {
var segments = path.split('.');
return {
v: function v(obj) {
for (var i = 0; i < segments.length; i++) {
if (!obj) return;
obj = obj[segments[i]];
}
return obj;
}
};
}();
if (typeof _ret === "object") return _ret.v;
}
}
/* global MutationObserver */
// can we use __proto__?
var hasProto = '__proto__' in {};
// Browser environment sniffing
var inBrowser = typeof window !== 'undefined' && Object.prototype.toString.call(window) !== '[object Object]';
// detect devtools
var devtools = inBrowser && window.__VUE_DEVTOOLS_GLOBAL_HOOK__;
// UA sniffing for working around browser-specific quirks
var UA = inBrowser && window.navigator.userAgent.toLowerCase();
var isIos = UA && /(iphone|ipad|ipod|ios)/i.test(UA);
var iosVersionMatch = UA && isIos && UA.match(/os ([\d_]+)/);
var iosVersion = iosVersionMatch && iosVersionMatch[1].split('_');
// MutationObserver is unreliable in iOS 9.3 UIWebView
// detecting it by checking presence of IndexedDB
// ref #3027
var hasMutationObserverBug = iosVersion && Number(iosVersion[0]) >= 9 && Number(iosVersion[1]) >= 3 && !window.indexedDB;
/**
* Defer a task to execute it asynchronously. Ideally this
* should be executed as a microtask, so we leverage
* MutationObserver if it's available, and fallback to
* setTimeout(0).
*
* @param {Function} cb
* @param {Object} ctx
*/
var nextTick = function () {
var callbacks = [];
var pending = false;
var timerFunc = void 0;
function nextTickHandler() {
pending = false;
var copies = callbacks.slice(0);
callbacks = [];
for (var i = 0; i < copies.length; i++) {
copies[i]();
}
}
/* istanbul ignore else */
if (typeof MutationObserver !== 'undefined' && !hasMutationObserverBug) {
(function () {
var counter = 1;
var observer = new MutationObserver(nextTickHandler);
var textNode = document.createTextNode(String(counter));
observer.observe(textNode, {
characterData: true
});
timerFunc = function timerFunc() {
counter = (counter + 1) % 2;
textNode.data = String(counter);
};
})();
} else {
// webpack attempts to inject a shim for setImmediate
// if it is used as a global, so we have to work around that to
// avoid bundling unnecessary code.
var context = inBrowser ? window : typeof global !== 'undefined' ? global : {};
timerFunc = context.setImmediate || setTimeout;
}
return function (cb, ctx) {
var func = ctx ? function () {
cb.call(ctx);
} : cb;
callbacks.push(func);
if (pending) return;
pending = true;
timerFunc(nextTickHandler, 0);
};
}();
var Set$1 = void 0;
/* istanbul ignore if */
if (typeof Set !== 'undefined' && Set.toString().match(/native code/)) {
// use native Set when available.
Set$1 = Set;
} else {
// a non-standard Set polyfill that only works with primitive keys.
Set$1 = 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;
}();
}
var hasProxy = void 0;
var proxyHandlers = void 0;
var initProxy = void 0;
if ("development" !== 'production') {
(function () {
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,__webpack_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 isAllowedGlobal = allowedGlobals(key);
if (!has && !isAllowedGlobal) {
warn('Trying to access non-existent property "' + key + '" while rendering. ' + 'Make sure to declare reactive data properties in the data option.', target);
}
return !isAllowedGlobal;
}
};
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 () {
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(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();
}
};
return Dep;
}();
Dep.target = null;
// we have two separate queues: one for directive updates
// and one for user watcher registered via $watch().
// we want to guarantee directive updates to be called
// before user watchers so that when user watchers are
// triggered, the DOM would have already been in updated
// state.
var queue = [];
var userQueue = [];
var has = {};
var circular = {};
var waiting = false;
/**
* Reset the scheduler's state.
*/
function resetSchedulerState() {
queue.length = 0;
userQueue.length = 0;
has = {};
if ("development" !== 'production') {
circular = {};
}
waiting = false;
}
/**
* Flush both queues and run the watchers.
*/
function flushSchedulerQueue() {
runSchedulerQueue(queue.sort(queueSorter));
runSchedulerQueue(userQueue);
// user watchers triggered more watchers,
// keep flushing until it depletes
if (queue.length) {
return flushSchedulerQueue();
}
resetSchedulerState();
}
/**
* Sort queue before flush.
* This ensures components are updated from parent to child
* so there will be no duplicate updates, e.g. a child was
* pushed into the queue first and then its parent's props
* changed.
*/
function queueSorter(a, b) {
return a.id - b.id;
}
/**
* Run the watchers in a single queue.
*/
function runSchedulerQueue(queue) {
// do not cache length because more watchers might be pushed
// as we run existing watchers
for (var i = 0; i < queue.length; i++) {
var watcher = queue[i];
var id = watcher.id;
has[id] = null;
watcher.run();
// in dev build, check and stop circular updates.
if ("development" !== 'production' && has[id] != null) {
circular[id] = (circular[id] || 0) + 1;
if (circular[id] > config._maxUpdateCount) {
warn('You may have an infinite update loop for watcher ' + 'with expression "' + watcher.expression + '"', watcher.vm);
break;
}
}
}
queue.length = 0;
}
/**
* 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[id] == null) {
// push watcher into appropriate queue
var q = watcher.user ? userQueue : queue;
has[id] = true;
q.push(watcher);
// queue the flush
if (!waiting) {
waiting = true;
nextTick(flushSchedulerQueue);
}
}
}
var uid$1 = 0;
var prevTarget = void 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 () {
function Watcher(vm, expOrFn, cb) {
var options = arguments.length <= 3 || arguments[3] === undefined ? {} : arguments[3];
this.vm = vm;
vm._watchers.push(this);
// options
this.deep = !!options.deep;
this.user = !!options.user;
this.lazy = !!options.lazy;
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$1();
this.newDepIds = new Set$1();
// 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() {
this.beforeGet();
var value = void 0;
try {
value = this.getter.call(this.vm, this.vm);
} catch (e) {
if ("development" !== 'production') {
if (this.user) {
warn('Error when evaluating watcher with getter: ' + this.expression, this.vm);
} else {
warn('Error during component render', this.vm);
}
/* istanbul ignore else */
if (config.errorHandler) {
config.errorHandler.call(null, e, this.vm);
} else {
throw e;
}
}
// return old value when evaluation fails so the current UI is preserved
// if the error was somehow handled by user
value = this.value;
}
// "touch" every property so they are all tracked as
// dependencies for deep watching
if (this.deep) {
traverse(value);
}
this.afterGet();
return value;
};
/**
* Prepare for dependency collection.
*/
Watcher.prototype.beforeGet = function beforeGet() {
prevTarget = Dep.target;
Dep.target = this;
};
/**
* 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.afterGet = function afterGet() {
Dep.target = prevTarget;
var i = this.deps.length;
while (i--) {
var dep = this.deps[i];
if (!this.newDepIds.has(dep.id)) {
dep.removeSub(this);
}
}
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() {
if (this.lazy) {
this.dirty = true;
} 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;
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() {
// avoid overwriting another watcher that is being
// collected.
var current = Dep.target;
this.value = this.get();
this.dirty = false;
Dep.target = current;
};
/**
* Depend on all deps collected by this watcher.
*/
Watcher.prototype.depend = function depend() {
var i = this.deps.length;
while (i--) {
this.deps[i].depend();
}
};
/**
* Remove self from all dependencies' subcriber list.
*/
Watcher.prototype.teardown = function teardown() {
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(this.vm._watchers, this);
}
var i = this.deps.length;
while (i--) {
this.deps[i].removeSub(this);
}
this.active = false;
}
};
return Watcher;
}();
var seenObjects = new Set$1();
function traverse(val, seen) {
var i = void 0,
keys = void 0;
if (!seen) {
seen = seenObjects;
seen.clear();
}
var isA = Array.isArray(val);
var isO = isObject(val);
if (isA || isO) {
if (val.__ob__) {
var depId = val.__ob__.dep.id;
if (seen.has(depId)) {
return;
} else {
seen.add(depId);
}
}
if (isA) {
i = val.length;
while (i--) {
traverse(val[i], seen);
}
} else if (isO) {
keys = Object.keys(val);
i = keys.length;
while (i--) {
traverse(val[keys[i]], seen);
}
}
}
}
var arrayProto = Array.prototype;
var arrayMethods = Object.create(arrayProto)
/**
* Intercept mutating methods and emit events
*/
;['push', 'pop', 'shift', 'unshift', 'splice', 'sort', 'reverse'].forEach(function (method) {
// cache original method
var original = arrayProto[method];
def(arrayMethods, method, function mutator() {
// avoid leaking arguments:
// http://jsperf.com/closure-with-arguments
var i = arguments.length;
var args = new Array(i);
while (i--) {
args[i] = arguments[i];
}
var result = original.apply(this, args);
var ob = this.__ob__;
var inserted = void 0;
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 () {
// number of vms that has this object as root $data
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 val = this.value;
for (var key in obj) {
defineReactive(val, key, obj[key]);
}
};
/**
* 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]);
}
};
return Observer;
}();
// 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 = void 0;
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(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)) {
for (var e, i = 0, l = value.length; i < l; i++) {
e = value[i];
e && e.__ob__ && e.__ob__.dep.depend();
}
}
}
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.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 - delcare it upfront in the data option.');
return;
}
if (!ob) {
obj[key] = val;
return;
}
defineReactive(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 $data ' + '- just set it to null.');
return;
}
if (!hasOwn(obj, key)) {
return;
}
delete obj[key];
if (!ob) {
return;
}
ob.dep.notify();
}
function proxy(vm, key) {
if (!isReserved(key)) {
Object.defineProperty(vm, key, {
configurable: true,
enumerable: true,
get: function proxyGetter() {
return vm._data[key];
},
set: function proxySetter(val) {
vm._data[key] = val;
}
});
}
}
// using Object type to avoid flow complaining
function unproxy(vm, key) {
if (!isReserved(key)) {
delete vm[key];
}
}
function initState(vm) {
vm._watchers = [];
initProps(vm);
initData(vm);
initComputed(vm);
initMethods(vm);
initWatch(vm);
}
function initProps(vm) {
var props = vm.$options.props;
var propsData = vm.$options.propsData;
if (props) {
var keys = vm.$options._propKeys = Object.keys(props);
var isRoot = !vm.$parent;
// root instance props should be converted
observerState.shouldConvert = isRoot;
var _loop = function _loop(i) {
var key = keys[i];
/* istanbul ignore else */
if ("development" !== 'production') {
defineReactive(vm, key, validateProp(vm, key, propsData), function () {
if (vm.$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);
}
});
} else {}
};
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.$options.computed;
if (computed) {
for (var _key in computed) {
var userDef = computed[_key];
if (typeof userDef === 'function') {
computedSharedDefinition.get = makeComputedGetter(userDef, vm);
computedSharedDefinition.set = noop;
} else {
computedSharedDefinition.get = userDef.get ? userDef.cache !== false ? makeComputedGetter(userDef.get, vm) : bind(userDef.get, vm) : noop;
computedSharedDefinition.set = userDef.set ? bind(userDef.set, vm) : noop;
}
Object.defineProperty(vm, _key, computedSharedDefinition);
}
}
}
function makeComputedGetter(getter, owner) {
var watcher = new Watcher(owner, getter, noop, {
lazy: true
});
return function computedGetter() {
if (watcher.dirty) {
watcher.evaluate();
}
if (Dep.target) {
watcher.depend();
}
return watcher.value;
};
}
function initMethods(vm) {
var methods = vm.$options.methods;
if (methods) {
for (var _key2 in methods) {
vm[_key2] = bind(methods[_key2], vm);
}
}
}
function initWatch(vm) {
var watch = vm.$options.watch;
if (watch) {
for (var _key3 in watch) {
var handler = watch[_key3];
if (Array.isArray(handler)) {
for (var i = 0; i < handler.length; i++) {
createWatcher(vm, _key3, handler[i]);
}
} else {
createWatcher(vm, _key3, handler);
}
}
}
}
function createWatcher(vm, key, handler) {
var options = void 0;
if (isPlainObject(handler)) {
options = handler;
handler = handler.handler;
}
if (typeof handler === 'string') {
handler = vm[handler];
}
vm.$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) {
if (newData !== this._data) {
setData(this, newData);
}
};
Object.defineProperty(Vue.prototype, '$data', dataDef);
Vue.prototype.$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 setData(vm, newData) {
newData = newData || {};
var oldData = vm._data;
vm._data = newData;
var keys = void 0,
key = void 0,
i = void 0;
// unproxy keys not present in new data
keys = Object.keys(oldData);
i = keys.length;
while (i--) {
key = keys[i];
if (!(key in newData)) {
unproxy(vm, key);
}
}
// proxy keys not already proxied,
// and trigger change for changed values
keys = Object.keys(newData);
i = keys.length;
while (i--) {
key = keys[i];
if (!hasOwn(vm, key)) {
// new property
proxy(vm, key);
}
}
oldData.__ob__ && oldData.__ob__.vmCount--;
observe(newData);
newData.__ob__ && newData.__ob__.vmCount++;
vm.$forceUpdate();
}
var VNode = function () {
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.key = data && data.key;
this.componentOptions = componentOptions;
this.child = undefined;
this.parent = undefined;
// apply construct hook.
// this is applied during render, before patch happens.
// unlike other hooks, this is applied on both client and server.
var constructHook = data && data.hook && data.hook.construct;
if (constructHook) {
constructHook(this);
}
}
VNode.prototype.setChildren = function setChildren(children) {
this.children = children;
};
return VNode;
}();
var emptyVNode = function emptyVNode() {
return new VNode(undefined, undefined, undefined, '');
};
function normalizeChildren(children) {
// invoke children thunks.
// components always receive their children as thunks so that they
// can perform the actual render inside their own dependency collection cycle.
if (typeof children === 'function') {
children = children();
}
if (typeof children === 'string') {
return [new VNode(undefined, undefined, undefined, children)];
}
if (Array.isArray(children)) {
var res = [];
for (var i = 0, l = children.length; i < l; i++) {
var c = children[i];
// nested
if (Array.isArray(c)) {
res.push.apply(res, normalizeChildren(c));
} else if (isPrimitive(c)) {
// convert primitive to vnode
res.push(new VNode(undefined, undefined, undefined, c));
} else if (c instanceof VNode) {
res.push(c);
}
}
return res;
}
return [];
}
function updateListeners(on, oldOn, add, remove) {
var name = void 0,
cur = void 0,
old = void 0,
fn = void 0,
event = void 0,
capture = void 0;
for (name in on) {
cur = on[name];
old = oldOn[name];
if (!old) {
capture = name.charAt(0) === '!';
event = capture ? name.slice(1) : name;
if (Array.isArray(cur)) {
add(event, cur.invoker = arrInvoker(cur), capture);
} else {
fn = cur;
cur = on[name] = {};
cur.fn = fn;
add(event, cur.invoker = fnInvoker(cur), capture);
}
} else 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(event, oldOn[name].invoker);
}
}
}
function arrInvoker(arr) {
return function (ev) {
var single = arguments.length === 1;
for (var i = 0; i < arr.length; i++) {
single ? arr[i](ev) : arr[i].apply(null, arguments);
}
};
}
function fnInvoker(o) {
return function (ev) {
var single = arguments.length === 1;
single ? o.fn(ev) : o.fn.apply(null, arguments);
};
}
function initLifecycle(vm) {
var options = vm.$options;
vm.$parent = options.parent;
vm.$root = vm.$parent ? vm.$parent.$root : vm;
if (vm.$parent && !options._abstract) {
vm.$parent.$children.push(vm);
}
vm.$children = [];
vm.$refs = {};
vm._watcher = null;
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.$options.render = emptyVNode;
if ("development" !== 'production') {
/* istanbul ignore if */
if (vm.$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;
// root instance, call mounted on self
// mounted is called for child components in its inserted hook
if (vm.$root === vm) {
vm._isMounted = true;
callHook(vm, 'mounted');
}
return vm;
};
Vue.prototype._update = function (vnode, hydrating) {
var vm = this;
if (vm._isMounted) {
callHook(vm, 'beforeUpdate');
}
if (!vm._vnode) {
// Vue.prototype.__patch__ is injected in entry points
// based on the rendering backend used.
vm.$el = vm.__patch__(vm.$el, vnode, hydrating);
} else {
vm.$el = vm.__patch__(vm._vnode, vnode);
}
vm._vnode = vnode;
// update parent vnode element after patch
var parentNode = vm.$options._parentVnode;
if (parentNode) {
parentNode.elm = vm.$el;
// update parent $el if the parent is HOC
// this is necessary because child is updated after parent
if (vm.$parent && parentNode === 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;
vm.$options._parentVnode = parentVnode;
vm.$options._renderChildren = renderChildren;
// update props
if (propsData && vm.$options.props) {
observerState.shouldConvert = false;
if ("development" !== 'production') {
observerState.isSettingProps = true;
}
var propKeys = vm.$options._propKeys || [];
for (var i = 0; i < propKeys.length; i++) {
var key = propKeys[i];
vm[key] = validateProp(vm, key, propsData);
}
observerState.shouldConvert = true;
if ("development" !== 'production') {
observerState.isSettingProps = false;
}
}
// update listeners
if (listeners) {
var oldListeners = vm.$options._parentListeners;
vm.$options._parentListeners = listeners;
vm._updateListeners(listeners, oldListeners);
}
};
Vue.prototype.$forceUpdate = function () {
var vm = this;
if (vm._watcher) {
vm._watcher.update();
}
if (vm._watchers.length) {
for (var i = 0; i < vm._watchers.length; i++) {
vm._watchers[i].update(true /* shallow */);
}
}
};
Vue.prototype.$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(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();
};
}
function callHook(vm, hook) {
vm.$emit('pre-hook:' + hook);
var handlers = vm.$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 };
var hooksToMerge = Object.keys(hooks);
function createComponent(Ctor, data, parent, context, tag) {
if (!Ctor) {
return;
}
if (isObject(Ctor)) {
Ctor = Vue.extend(Ctor);
}
if (typeof Ctor !== 'function') {
if ("development" !== 'production') {
warn('Invalid Component definition: ' + Ctor, parent);
}
return;
}
// 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
// $forceUpdate is buffered. this is only called
// if the
parent.$forceUpdate();
});
if (!Ctor) {
// return nothing if this is indeed an async component
// wait for the callback to trigger parent update.
return;
}
}
}
data = data || {};
// merge component management hooks onto the placeholder node
mergeHooks(data);
// extract props
var propsData = extractProps(data, Ctor);
// extract listeners, since these needs to be treated as
// child component listeners instead of DOM listeners
var listeners = data.on;
if (listeners) {
delete data.on;
}
// 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, parent: parent, tag: tag, children: undefined }
// children to be set later by renderElementWithChildren,
// but before the init hook
);
return vnode;
}
function createComponentInstanceForVnode(vnode // we know it's MountedComponentVNode but flow doesn't
) {
var vnodeComponentOptions = vnode.componentOptions;
var options = {
_isComponent: true,
parent: vnodeComponentOptions.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) {
var child = vnode.child = createComponentInstanceForVnode(vnode);
child.$mount(hydrating ? vnode.elm : undefined, hydrating);
}
}
function prepatch(oldVnode, vnode) {
var options = vnode.componentOptions;
vnode.child = oldVnode.child;
vnode.child._updateFromParent(options.propsData, // updated props
options.listeners, // updated listeners
vnode, // new parent vnode
options.children // new children
);
}
function insert(vnode) {
if (!vnode.child._isMounted) {
vnode.child._isMounted = true;
callHook(vnode.child, 'mounted');
}
if (vnode.data.keepAlive) {
callHook(vnode.child, 'activated');
}
}
function destroy(vnode) {
if (!vnode.child._isDestroyed) {
if (!vnode.data.keepAlive) {
vnode.child.$destroy();
} else {
callHook(vnode.child, 'deactivated');
}
}
}
function resolveAsyncComponent(factory, cb) {
if (factory.requested) {
// pool callbacks
factory.pendingCallbacks.push(cb);
} else {
var _ret = function () {
factory.requested = true;
var cbs = factory.pendingCallbacks = [cb];
var sync = true;
factory(
// resolve
function (res) {
if (isObject(res)) {
res = Vue.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);
}
}
},
// reject
function (reason) {
"development" !== 'production' && warn('Failed to resolve async component: ' + factory + (reason ? '\nReason: ' + reason : ''));
});
sync = false;
// return in case resolved synchronously
return {
v: factory.resolved
};
}();
if (typeof _ret === "object") return _ret.v;
}
}
function extractProps(data, Ctor) {
// we are only extrating 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 staticAttrs = data.staticAttrs;
if (!attrs && !props && !staticAttrs) {
return res;
}
for (var key in propOptions) {
var altKey = hyphenate(key);
checkProp(res, attrs, key, altKey) || checkProp(res, props, key, altKey) || checkProp(res, staticAttrs, key, altKey);
}
return res;
}
function checkProp(res, hash, key, altKey) {
if (hash) {
if (hasOwn(hash, key)) {
res[key] = hash[key];
delete hash[key];
return true;
} else if (hasOwn(hash, altKey)) {
res[key] = hash[altKey];
delete hash[altKey];
return true;
}
}
return false;
}
function mergeHooks(data) {
if (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;
}
} else {
data.hook = hooks;
}
}
function mergeHook$1(a, b) {
// since all hooks have at most two args, use fixed args
// to avoid having to use fn.apply().
return function (_, __) {
a(_, __);
b(_, __);
};
}
function renderElementWithChildren(vnode, children) {
if (vnode) {
if (vnode.componentOptions) {
if ("development" !== 'production' && children && typeof children !== 'function') {
warn('A component\'s children should be a function that returns the ' + 'children array. This allows the component to track the children ' + 'dependencies and optimizes re-rendering.');
}
vnode.componentOptions.children = children;
} else {
vnode.setChildren(normalizeChildren(children));
}
}
return vnode;
}
function renderElement(tag, data, namespace) {
// make sure to expose real self instead of proxy
var context = this._self;
var parent = renderState.activeInstance;
if (!parent) {
"development" !== 'production' && warn('createElement cannot be called outside of component ' + 'render functions.');
return;
}
if (!tag) {
// in case of component :is set to falsy value
return emptyVNode();
}
if (typeof tag === 'string') {
var Ctor = void 0;
if (config.isReservedTag(tag)) {
return new VNode(tag, data, undefined, undefined, undefined, namespace, context);
} else if (Ctor = resolveAsset(context.$options, 'components', tag)) {
return createComponent(Ctor, data, parent, context, tag);
} else {
if ("development" !== 'production') {
if (!namespace && config.isUnknownElement(tag)) {
warn('Unknown custom element: <' + tag + '> - did you ' + 'register the component correctly? For recursive components, ' + 'make sure to provide the "name" option.');
}
}
return new VNode(tag, data, undefined, undefined, undefined, namespace, context);
}
} else {
return createComponent(tag, data, parent, context);
}
}
function renderText(str) {
return str || '';
}
function renderStatic(index) {
return this._staticTrees[index];
}
var renderState = {
activeInstance: null
};
function initRender(vm) {
vm._vnode = null;
vm._staticTrees = null;
vm.$slots = {};
// bind the public createElement fn to this instance
// so that we get proper render context inside it.
vm.$createElement = bind(function (tag, data, children, namespace) {
return this._h(this._e(tag, data, namespace), children);
}, 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;
// set current active instance
var prev = renderState.activeInstance;
renderState.activeInstance = vm;
var _vm$$options = vm.$options;
var render = _vm$$options.render;
var staticRenderFns = _vm$$options.staticRenderFns;
var _renderChildren = _vm$$options._renderChildren;
var _parentVnode = _vm$$options._parentVnode;
if (staticRenderFns && !vm._staticTrees) {
// render static sub-trees for once on initial render
renderStaticTrees(vm, staticRenderFns);
}
// resolve slots. becaues slots are rendered in parent scope,
// we set the activeInstance to parent.
if (_renderChildren) {
resolveSlots(vm, _renderChildren);
}
// render self
var vnode = render.call(vm._renderProxy);
// 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;
// restore render state
renderState.activeInstance = prev;
return vnode;
};
// shorthands used in render functions
Vue.prototype._h = renderElementWithChildren;
Vue.prototype._e = renderElement;
Vue.prototype._t = renderText;
Vue.prototype._m = renderStatic;
// toString for mustaches
Vue.prototype._s = renderString;
// filter resolution helper
var identity = function identity(_) {
return _;
};
Vue.prototype._f = function (id) {
return resolveAsset(this.$options, 'filters', id, true) || identity;
};
// render v-for
Vue.prototype._l = function (val, render) {
var ret = void 0,
i = void 0,
l = void 0,
keys = void 0,
key = void 0;
if (Array.isArray(val)) {
ret = new Array(val.length);
for (i = 0, l = val.length; i < l; i++) {
ret[i] = render(val[i], i, i);
}
} else if (typeof val === 'number') {
ret = new Array(val);
for (i = 0; i < val; i++) {
ret[i] = render(i + 1, i, i);
}
} else if (isObject(val)) {
keys = Object.keys(val);
ret = new Array(keys.length);
for (i = 0, l = keys.length; i < l; i++) {
key = keys[i];
ret[i] = render(val[key], i, key);
}
}
return ret;
};
// apply v-bind object
Vue.prototype._b = function (vnode, value) {
if (value) {
if (!isObject(value)) {
"development" !== 'production' && warn('v-bind without argument expects an Object or Array value', this);
} else {
if (Array.isArray(value)) {
value = toObject(value);
}
var data = vnode.data;
for (var key in value) {
var hash = config.mustUseProp(key) ? data.props || (data.props = {}) : data.attrs || (data.attrs = {});
hash[key] = value[key];
}
}
}
};
}
function renderStaticTrees(vm, fns) {
var trees = vm._staticTrees = new Array(fns.length);
for (var i = 0; i < fns.length; i++) {
trees[i] = fns[i].call(vm._renderProxy);
}
}
function resolveSlots(vm, renderChildren) {
if (renderChildren) {
var children = normalizeChildren(renderChildren);
var slots = {};
var defaultSlot = [];
var name = void 0,
child = void 0;
for (var i = 0, l = children.length; i < l; i++) {
child = children[i];
if (name = child.data && child.data.slot) {
var slot = slots[name] || (slots[name] = []);
if (child.tag === 'template') {
slot.push.apply(slot, child.children);
} else {
slot.push(child);
}
} else {
defaultSlot.push(child);
}
}
if (defaultSlot.length && !(defaultSlot.length === 1 && defaultSlot[0].text === ' ')) {
slots['default'] = defaultSlot;
}
vm.$slots = slots;
}
}
function initEvents(vm) {
vm._events = Object.create(null);
// init parent attached events
var listeners = vm.$options._parentListeners;
var on = bind(vm.$on, vm);
var off = bind(vm.$off, vm);
vm._updateListeners = function (listeners, oldListeners) {
updateListeners(listeners, oldListeners || {}, on, off);
};
if (listeners) {
vm._updateListeners(listeners);
}
}
function eventsMixin(Vue) {
Vue.prototype.$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 = void 0;
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(vm.constructor.options, options || {}, vm);
}
/* istanbul ignore else */
if ("development" !== 'production') {
initProxy(vm);
} else {}
// expose real self
vm._self = vm;
initLifecycle(vm);
initEvents(vm);
callHook(vm, 'init');
initState(vm);
callHook(vm, 'created');
initRender(vm);
};
}
function initInternalComponent(vm, options) {
var opts = vm.$options = Object.create(vm.constructor.options);
// doing this because it's faster than dynamic enumeration.
opts.parent = options.parent;
opts.propsData = options.propsData;
opts._parentVnode = options._parentVnode;
opts._parentListeners = options._parentListeners;
opts._renderChildren = options._renderChildren;
opts._componentTag = options._componentTag;
if (options.render) {
opts.render = options.render;
opts.staticRenderFns = opts.staticRenderFns;
}
}
function Vue(options) {
this._init(options);
}
initMixin(Vue);
stateMixin(Vue);
eventsMixin(Vue);
lifecycleMixin(Vue);
renderMixin(Vue);
var warn = void 0;
var formatComponentName = void 0;
if ("development" !== 'production') {
(function () {
var hasConsole = typeof console !== 'undefined';
warn = function warn(msg, vm) {
if (hasConsole && !config.silent) {
console.error('[Vue warn]: ' + msg + (vm ? formatComponentName(vm) : ''));
}
};
formatComponentName = function formatComponentName(vm) {
if (vm.$root === vm) {
return ' (found in root instance)';
}
var name = vm._isVue ? vm.$options.name || vm.$options._componentTag : vm.name;
return name ? ' (found in component: <' + hyphenate(name) + '>)' : ' (found in anonymous component. Use the "name" option for better debugging messages)';
};
})();
}
/**
* 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
*/
if ("development" !== 'production') {
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);
};
strats.name = function (parent, child, vm) {
if (vm) {
warn('options "name" can only be used as a component definition option, ' + 'not during instance creation.');
}
return defaultStrat(parent, child);
};
}
/**
* Helper that recursively merges two data objects together.
*/
function mergeData(to, from) {
var key = void 0,
toVal = void 0,
fromVal = void 0;
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 defaultStrat(parentVal, childVal) {
return childVal === undefined ? parentVal : childVal;
};
/**
* Make sure component options get converted to actual
* constructors.
*/
function normalizeComponents(options) {
if (options.components) {
var components = options.components;
var def = void 0;
for (var key in components) {
if (isBuiltInTag(key) || config.isReservedTag(key)) {
"development" !== 'production' && warn('Do not use built-in or reserved HTML elements as component ' + 'id: ' + key);
continue;
}
def = components[key];
if (isPlainObject(def)) {
components[key] = Vue.extend(def);
}
}
}
}
/**
* 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 = void 0,
val = void 0,
name = void 0;
if (Array.isArray(props)) {
i = props.length;
while (i--) {
val = props[i];
if (typeof val === 'string') {
name = camelize(val);
res[name] = { type: null };
} else if ("development" !== 'production') {
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) {
normalizeComponents(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) {
mixin = mixin.options;
}
parent = mergeOptions(parent, mixin, vm);
}
}
var options = {};
var key = void 0;
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(vm, key, propsData) {
/* istanbul ignore if */
if (!vm.$options.props || !propsData) return;
var prop = vm.$options.props[key];
var absent = !hasOwn(propsData, key);
var value = propsData[key];
// handle boolean props
if (prop.type === Boolean) {
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.
observerState.shouldConvert = true;
observe(value);
observerState.shouldConvert = false;
}
if ("development" !== 'production') {
assertProp(prop, key, value, vm, absent);
}
return value;
}
/**
* Get the default value of a prop.
*/
function getPropDefaultValue(vm, prop, name) {
// 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 "' + name + '": ' + 'Props with type Object/Array must use a factory function ' + 'to return the default value.', vm);
}
// 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;
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 = void 0;
var expectedType = void 0;
if (type === String) {
expectedType = 'string';
valid = typeof value === expectedType;
} else if (type === Number) {
expectedType = 'number';
valid = typeof value === expectedType;
} else if (type === Boolean) {
expectedType = 'boolean';
valid = typeof value === expectedType;
} else if (type === Function) {
expectedType = 'function';
valid = typeof value === expectedType;
} else if (type === Object) {
expectedType = 'Object';
valid = isPlainObject(value);
} else if (type === Array) {
expectedType = 'Array';
valid = Array.isArray(value);
} else {
expectedType = type.name || type.toString();
valid = value instanceof type;
}
return {
valid: valid,
expectedType: expectedType
};
}
var util = Object.freeze({
defineReactive: defineReactive,
renderString: renderString,
makeMap: makeMap,
isBuiltInTag: isBuiltInTag,
remove: remove,
hasOwn: hasOwn,
isPrimitive: isPrimitive,
cached: cached,
camelize: camelize,
capitalize: capitalize,
hyphenate: hyphenate,
bind: bind,
toArray: toArray,
extend: extend,
isObject: isObject,
isPlainObject: isPlainObject,
toObject: toObject,
noop: noop,
no: no,
genStaticKeys: genStaticKeys,
isReserved: isReserved,
def: def,
parsePath: parsePath,
hasProto: hasProto,
inBrowser: inBrowser,
devtools: devtools,
nextTick: nextTick,
get _Set () { return Set$1; },
mergeOptions: mergeOptions,
resolveAsset: resolveAsset,
get warn () { return warn; },
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$1(Vue) {
Vue.mixin = function (mixin) {
Vue.options = mergeOptions(Vue.options, mixin);
// update constructors that are already created
config._ctors.forEach(function (Ctor) {
Ctor.options = mergeOptions(Ctor['super'].options, Ctor.extendOptions);
});
};
}
function initExtend(Vue) {
/**
* Each instance constructor, including Vue, has a unique
* cid. This enables us to create wrapped "child
* constructors" for prototypal inheritance and cache them.
*/
Vue.cid = 0;
var cid = 1;
/**
* Class inheritance
*/
Vue.extend = function (extendOptions) {
extendOptions = extendOptions || {};
var Super = this;
var isFirstExtend = Super.cid === 0;
if (isFirstExtend && extendOptions._Ctor) {
return extendOptions._Ctor;
}
var name = extendOptions.name || Super.options.name;
if ("development" !== 'production') {
if (!/^[a-zA-Z][\w-]*$/.test(name)) {
warn('Invalid component name: "' + name + '". Component names ' + 'can only contain alphanumeric characaters and the hyphen.');
name = null;
}
}
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;
}
// book-keeping for global mixin edge cases. also expose a way to remove it
Sub.extendOptions = extendOptions;
config._ctors.push(Sub);
Sub.release = function () {
remove(config._ctors, Sub);
};
// 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 ("development" !== 'production') {
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);
}
this.options[type + 's'][id] = definition;
return definition;
}
};
});
}
var KeepAlive = {
name: 'keep-alive',
_abstract: true,
props: {
child: Object
},
created: function created() {
this.cache = Object.create(null);
},
render: function render() {
var rawChild = this.child;
var realChild = getRealChild(this.child);
var cid = realChild.componentOptions.Ctor.cid;
if (this.cache[cid]) {
var child = realChild.child = this.cache[cid].child;
realChild.elm = this.$el = child.$el;
} else {
this.cache[cid] = realChild;
}
realChild.data.keepAlive = true;
return rawChild;
},
destroyed: function destroyed() {
for (var key in this.cache) {
var vnode = this.cache[key];
callHook(vnode.child, 'deactivated');
vnode.child.$destroy();
}
}
};
// in case the child is also an abstract component, e.g. <transition-control>
// we want to recrusively retrieve the real component to be rendered
function getRealChild(vnode) {
var compOptions = vnode && vnode.componentOptions;
if (compOptions && compOptions.Ctor.options._abstract) {
return getRealChild(compOptions.propsData.child);
} else {
return vnode;
}
}
var builtInComponents = {
KeepAlive: KeepAlive
};
function initGlobalAPI(Vue) {
Vue.config = config;
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$1(Vue);
initExtend(Vue);
initAssetRegisters(Vue);
}
initGlobalAPI(Vue);
Object.defineProperty(Vue.prototype, '$isServer', {
get: function get() {
return config._isServer;
}
});
Vue.version = '2.0.0-alpha.1';
// 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 xlinkNS = 'http://www.w3.org/1999/xlink';
var isXlink = function isXlink(name) {
return name.charAt(5) === ':' && name.slice(0, 5) === 'xlink';
};
var getXlinkProp = function getXlinkProp(name) {
return isXlink(name) ? name.slice(6, name.length) : '';
};
var isFalsyAttrValue = function isFalsyAttrValue(val) {
return val == null || val === false;
};
function genClassForVnode(vnode) {
var data = vnode.data;
// Important: check if this is a component container node
// or a child component root node
var i = void 0;
if ((i = vnode.child) && (i = i._vnode.data)) {
data = mergeClassData(i, data);
}
if ((i = vnode.parent) && (i = i.data)) {
data = mergeClassData(data, i);
}
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 = void 0;
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'
};
var isReservedTag = makeMap('html,base,head,link,meta,style,title,' + 'address,article,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 covers namespace elements that can appear as template root nodes
var isSVG = makeMap('svg,g,defs,symbol,use,image,text,circle,ellipse,' + 'line,path,polygon,polyline,rect', true);
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;
}
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()) &&
// Chrome returns unknown for several HTML5 elements.
// https://code.google.com/p/chromium/issues/detail?id=540526
!/^(data|time|rtc|rb)$/.test(tag);
}
}
var UA$1 = inBrowser && window.navigator.userAgent.toLowerCase();
var isIE = UA$1 && /msie|trident/.test(UA$1);
var isIE9 = UA$1 && UA$1.indexOf('msie 9.0') > 0;
var isAndroid = UA$1 && UA$1.indexOf('android') > 0;
/**
* 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(tagName) {
return document.createElement(tagName);
}
function createElementNS(namespace, tagName) {
return document.createElementNS(namespaceMap[namespace], tagName);
}
function createTextNode(text) {
return document.createTextNode(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,
createElementNS: createElementNS,
createTextNode: createTextNode,
insertBefore: insertBefore,
removeChild: removeChild,
appendChild: appendChild,
parentNode: parentNode,
nextSibling: nextSibling,
tagName: tagName,
setTextContent: setTextContent,
childNodes: childNodes,
setAttribute: setAttribute
});
var emptyNode = new VNode('', {}, []);
var hooks$1 = ['create', 'update', 'postpatch', '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;
}
function createKeyToOldIdx(children, beginIdx, endIdx) {
var i = void 0,
key = void 0;
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 = void 0,
j = void 0;
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() {
if (--remove.listeners === 0) {
removeElement(childElm);
}
}
remove.listeners = listeners;
return remove;
}
function removeElement(el) {
var parent = nodeOps.parentNode(el);
nodeOps.removeChild(parent, el);
}
function createElm(vnode, insertedVnodeQueue) {
var i = void 0,
elm = void 0;
var data = vnode.data;
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)) {
invokeCreateHooks(vnode, insertedVnodeQueue);
setScope(vnode);
return vnode.elm;
}
}
var children = vnode.children;
var tag = vnode.tag;
if (isDef(tag)) {
elm = vnode.elm = vnode.ns ? nodeOps.createElementNS(vnode.ns, tag) : nodeOps.createElement(tag);
setScope(vnode);
if (Array.isArray(children)) {
for (i = 0; i < children.length; ++i) {
nodeOps.appendChild(elm, createElm(children[i], insertedVnodeQueue));
}
} else if (isPrimitive(vnode.text)) {
nodeOps.appendChild(elm, nodeOps.createTextNode(vnode.text));
}
if (isDef(data)) {
invokeCreateHooks(vnode, insertedVnodeQueue);
}
} else {
elm = vnode.elm = nodeOps.createTextNode(vnode.text);
}
return vnode.elm;
}
function invokeCreateHooks(vnode, insertedVnodeQueue) {
for (var _i = 0; _i < cbs.create.length; ++_i) {
cbs.create[_i](emptyNode, vnode);
}
i = vnode.data.hook; // Reuse variable
if (isDef(i)) {
if (i.create) i.create(emptyNode, vnode);
if (i.insert) 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 = void 0;
if (isDef(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 = void 0,
j = void 0;
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.child)) {
invokeDestroyHook(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)) {
invokeDestroyHook(ch);
removeAndInvokeRemoveHook(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) {
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 = void 0,
idxInOld = void 0,
elmToMove = void 0,
before = void 0;
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);
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);
nodeOps.insertBefore(parentElm, oldEndVnode.elm, oldStartVnode.elm);
oldEndVnode = oldCh[--oldEndIdx];
newStartVnode = newCh[++newStartIdx];
} else {
if (isUndef(oldKeyToIdx)) oldKeyToIdx = createKeyToOldIdx(oldCh, oldStartIdx, oldEndIdx);
idxInOld = oldKeyToIdx[newStartVnode.key];
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;
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) {
if (oldVnode === vnode) return;
var i = void 0,
hook = void 0;
if (isDef(i = vnode.data) && isDef(hook = i.hook) && isDef(i = hook.prepatch)) {
i(oldVnode, vnode);
}
var elm = vnode.elm = oldVnode.elm;
var oldCh = oldVnode.children;
var ch = vnode.children;
if (isDef(vnode.data)) {
for (i = 0; i < cbs.update.length; ++i) {
cbs.update[i](oldVnode, vnode);
}if (isDef(hook) && isDef(i = hook.update)) i(oldVnode, vnode);
}
if (isUndef(vnode.text)) {
if (isDef(oldCh) && isDef(ch)) {
if (oldCh !== ch) updateChildren(elm, oldCh, ch, insertedVnodeQueue);
} 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 (isDef(vnode.data)) {
for (i = 0; i < cbs.postpatch.length; ++i) {
cbs.postpatch[i](oldVnode, vnode);
}if (isDef(hook) && isDef(i = hook.postpatch)) i(oldVnode, vnode);
}
}
function invokeInsertHook(queue) {
for (var _i2 = 0; _i2 < queue.length; ++_i2) {
queue[_i2].data.hook.insert(queue[_i2]);
}
}
function hydrate(elm, vnode, insertedVnodeQueue) {
if ("development" !== 'production') {
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.
invokeCreateHooks(vnode, insertedVnodeQueue);
return true;
}
}
if (isDef(tag)) {
if (isDef(children)) {
var childNodes = nodeOps.childNodes(elm);
for (var _i3 = 0; _i3 < children.length; _i3++) {
var success = hydrate(childNodes[_i3], children[_i3], insertedVnodeQueue);
if (!success) {
return false;
}
}
}
if (isDef(data)) {
invokeCreateHooks(vnode, insertedVnodeQueue);
}
}
return true;
}
function assertNodeMatch(node, vnode) {
if (vnode.tag) {
if (vnode.tag.indexOf('vue-component') === 0) {
return true;
} else {
var childNodes = nodeOps.childNodes(node);
return vnode.tag === nodeOps.tagName(node).toLowerCase() && (vnode.children ? vnode.children.length === childNodes.length : childNodes.length === 0);
}
} else {
return renderString(vnode.text) === node.data;
}
}
return function patch(oldVnode, vnode, hydrating) {
var elm = void 0,
parent = void 0;
var insertedVnodeQueue = [];
if (!oldVnode) {
// empty mount, create new root element
createElm(vnode, insertedVnodeQueue);
} else {
var isRealElement = isDef(oldVnode.nodeType);
if (!isRealElement && sameVnode(oldVnode, vnode)) {
patchVnode(oldVnode, vnode, insertedVnodeQueue);
} 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.hasAttribute('server-rendered')) {
oldVnode.removeAttribute('server-rendered');
hydrating = true;
}
if (hydrating) {
if (hydrate(oldVnode, vnode, insertedVnodeQueue)) {
invokeInsertHook(insertedVnodeQueue);
return oldVnode;
} else if ("development" !== 'production') {
warn('The client-side rendered virtual DOM tree is not matching ' + 'server-rendered content. 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);
if (parent !== null) {
nodeOps.insertBefore(parent, vnode.elm, nodeOps.nextSibling(elm));
removeVnodes(parent, [oldVnode], 0, 0);
} else if (isDef(oldVnode.tag)) {
invokeDestroyHook(oldVnode);
}
}
}
invokeInsertHook(insertedVnodeQueue);
return vnode.elm;
};
}
var directives = {
create: function bindDirectives(oldVnode, vnode) {
applyDirectives(oldVnode, vnode, 'bind');
},
update: function updateDirectives(oldVnode, vnode) {
applyDirectives(oldVnode, vnode, 'update');
},
postpatch: function postupdateDirectives(oldVnode, vnode) {
applyDirectives(oldVnode, vnode, 'postupdate');
},
destroy: function unbindDirectives(vnode) {
applyDirectives(vnode, vnode, 'unbind');
}
};
function applyDirectives(oldVnode, vnode, hook) {
var dirs = vnode.data.directives;
if (dirs) {
var oldDirs = oldVnode.data.directives;
var isUpdate = hook === 'update';
for (var i = 0; i < dirs.length; i++) {
var dir = dirs[i];
var def = resolveAsset(vnode.context.$options, 'directives', dir.name, true);
var fn = def && def[hook];
if (fn) {
// only call update if value has changed
if (isUpdate && oldDirs) {
var oldValue = dir.oldValue = oldDirs[i].value;
if (oldValue === dir.value) {
continue;
}
}
fn(vnode.elm, dir, vnode, oldVnode);
}
}
}
}
var ref = {
create: function create(_, vnode) {
registerRef(vnode, false);
},
destroy: function destroy(vnode) {
registerRef(vnode, true);
}
};
function registerRef(vnode, isRemoval) {
var key = vnode.data.ref;
if (!key) return;
var vm = vnode.context;
var ref = vnode.child || vnode.elm;
var refs = vm.$refs;
if (isRemoval) {
if (Array.isArray(refs[key])) {
remove(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;
}
}
}
var baseModules = [ref, directives];
function updateAttrs(oldVnode, vnode) {
if (!oldVnode.data.attrs && !vnode.data.attrs) {
return;
}
var key = void 0,
cur = void 0,
old = void 0;
var elm = vnode.elm;
var oldAttrs = oldVnode.data.attrs || {};
var attrs = vnode.data.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: function create(_, vnode) {
var attrs = vnode.data.staticAttrs;
if (attrs) {
for (var key in attrs) {
setAttr(vnode.elm, key, attrs[key]);
}
}
updateAttrs(_, vnode);
},
update: updateAttrs
};
function updateClass(oldVnode, vnode) {
var el = vnode.elm;
var data = vnode.data;
if (!data.staticClass && !data.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
};
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);
}
var events = {
create: updateDOMListeners,
update: updateDOMListeners
};
function updateProps(oldVnode, vnode) {
if (!oldVnode.data.props && !vnode.data.props) {
return;
}
var key = void 0,
cur = void 0;
var elm = vnode.elm;
var oldProps = oldVnode.data.props || {};
var props = vnode.data.props || {};
for (key in oldProps) {
if (props[key] == null) {
elm[key] = undefined;
}
}
for (key in props) {
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
if (elm.value != cur) {
// eslint-disable-line
elm.value = cur;
}
} else {
elm[key] = cur;
}
}
}
var props = {
create: updateProps,
update: updateProps
};
var prefixes = ['Webkit', 'Moz', 'ms'];
var testEl = void 0;
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.style && !vnode.data.style) {
return;
}
var cur = void 0,
name = void 0;
var elm = vnode.elm;
var oldStyle = oldVnode.data.style || {};
var style = vnode.data.style || {};
// handle array syntax
if (Array.isArray(style)) {
style = vnode.data.style = toObject(style);
}
for (name in oldStyle) {
if (!style[name]) {
elm.style[normalize(name)] = '';
}
}
for (name in style) {
cur = style[name];
if (cur !== oldStyle[name]) {
// ie9 setting to null has no effect, must use empty string
elm.style[normalize(name)] = cur || '';
}
}
// clone the style for future updates,
// in case the user mutates the style object in-place.
vnode.data.style = extend({}, style);
}
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 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 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 enter(vnode) {
var el = vnode.elm;
// call leave callback now
if (el._leaveCb) {
el._leaveCb.cancelled = true;
el._leaveCb();
}
var data = vnode.data.transition;
if (!data) {
return;
}
var isAppear = !vnode.context.$root._isMounted;
if (isAppear && !data.appear && data.appear !== '') {
return;
}
var _resolveTransition = resolveTransition(data, vnode.context);
var css = _resolveTransition.css;
var enterClass = _resolveTransition.enterClass;
var enterActiveClass = _resolveTransition.enterActiveClass;
var appearClass = _resolveTransition.appearClass;
var appearActiveClass = _resolveTransition.appearActiveClass;
var beforeEnter = _resolveTransition.beforeEnter;
var onEnter = _resolveTransition.onEnter;
var afterEnter = _resolveTransition.afterEnter;
var enterCancelled = _resolveTransition.enterCancelled;
var beforeAppear = _resolveTransition.beforeAppear;
var onAppear = _resolveTransition.onAppear;
var afterAppear = _resolveTransition.afterAppear;
var appearCancelled = _resolveTransition.appearCancelled;
var startClass = isAppear ? appearClass : enterClass;
var activeClass = isAppear ? appearActiveClass : enterActiveClass;
var beforeEnterHook = isAppear ? beforeAppear || beforeEnter : beforeEnter;
var enterHook = isAppear ? onAppear || onEnter : onEnter;
var afterEnterHook = isAppear ? afterAppear || afterEnter : afterEnter;
var enterCancelledHook = isAppear ? appearCancelled || enterCancelled : enterCancelled;
var expectsCSS = css !== false;
var userWantsControl = enterHook && 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;
});
beforeEnterHook && beforeEnterHook(el);
if (expectsCSS) {
addTransitionClass(el, startClass);
nextFrame(function () {
removeTransitionClass(el, startClass);
if (!cb.cancelled) {
addTransitionClass(el, activeClass);
if (!userWantsControl) {
whenTransitionEnds(el, cb);
}
}
});
}
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 = vnode.data.transition;
if (!data) {
return rm();
}
var _resolveTransition2 = resolveTransition(data, vnode.context);
var css = _resolveTransition2.css;
var leaveClass = _resolveTransition2.leaveClass;
var leaveActiveClass = _resolveTransition2.leaveActiveClass;
var beforeLeave = _resolveTransition2.beforeLeave;
var onLeave = _resolveTransition2.onLeave;
var afterLeave = _resolveTransition2.afterLeave;
var leaveCancelled = _resolveTransition2.leaveCancelled;
var delayLeave = _resolveTransition2.delayLeave;
var expectsCSS = css !== false;
var userWantsControl = onLeave && onLeave.length > 1;
var cb = el._leaveCb = once(function () {
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() {
beforeLeave && beforeLeave(el);
if (expectsCSS) {
addTransitionClass(el, leaveClass);
nextFrame(function () {
removeTransitionClass(el, leaveClass);
if (!cb.cancelled) {
addTransitionClass(el, leaveActiveClass);
if (!userWantsControl) {
whenTransitionEnds(el, cb);
}
}
});
}
onLeave && onLeave(el, cb);
if (!expectsCSS && !userWantsControl) {
cb();
}
}
}
function resolveTransition(id, context) {
var def = void 0;
if (id && typeof id === 'string') {
def = resolveAsset(context.$options, 'transitions', id);
return def ? ensureTransitionClasses(def.name || id, def) : autoCssTransition(id);
} else if (typeof id === 'object') {
// inline transition object
if (id.name) {
def = resolveAsset(context.$options, 'transitions', id.name);
}
def = def ? extend(ensureTransitionClasses(id.name, def), id) : ensureTransitionClasses(id.name, id);
// extra hooks to be merged
// added by <transition-control>
if (id.hooks) {
for (var key in id.hooks) {
mergeHook$2(def, key, id.hooks[key]);
}
}
return def;
} else {
return autoCssTransition('v');
}
}
function ensureTransitionClasses(name, def) {
name = name || 'v';
var res = {};
if (def.css !== false) {
extend(res, autoCssTransition(name));
}
extend(res, def);
return res;
}
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 mergeHook$2(def, key, hook) {
var oldHook = def[key];
if (oldHook) {
def[key] = function () {
oldHook.apply(this, arguments);
hook();
};
} else {
def[key] = hook;
}
}
function addTransitionClass(el, cls) {
(el._transitionClasses || (el._transitionClasses = [])).push(cls);
addClass(el, cls);
}
function removeTransitionClass(el, cls) {
remove(el._transitionClasses, cls);
removeClass(el, cls);
}
function whenTransitionEnds(el, cb) {
var _getTransitionInfo = getTransitionInfo(el);
var type = _getTransitionInfo.type;
var timeout = _getTransitionInfo.timeout;
var propCount = _getTransitionInfo.propCount;
if (!type) return cb();
var event = type === TRANSITION ? transitionEndEvent : animationEndEvent;
var ended = 0;
var end = function end() {
el.removeEventListener(event, onEnd);
cb();
};
var onEnd = function onEnd() {
if (++ended >= propCount) {
end();
}
};
setTimeout(function () {
if (ended < propCount) {
end();
}
}, timeout + 1);
el.addEventListener(event, onEnd);
}
function getTransitionInfo(el) {
var styles = window.getComputedStyle(el);
// 1. determine the maximum duration (timeout)
var transitioneDelays = styles[transitionProp + 'Delay'].split(', ');
var transitionDurations = styles[transitionProp + 'Duration'].split(', ');
var animationDelays = styles[animationProp + 'Delay'].split(', ');
var animationDurations = styles[animationProp + 'Duration'].split(', ');
var transitionTimeout = getTimeout(transitioneDelays, transitionDurations);
var animationTimeout = getTimeout(animationDelays, animationDurations);
var timeout = Math.max(transitionTimeout, animationTimeout);
var type = timeout > 0 ? transitionTimeout > animationTimeout ? TRANSITION : ANIMATION : null;
var propCount = type ? type === TRANSITION ? transitionDurations.length : animationDurations.length : 0;
return {
type: type,
timeout: timeout,
propCount: propCount
};
}
function getTimeout(delays, durations) {
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 once(fn) {
var called = false;
return function () {
if (!called) {
called = true;
fn();
}
};
}
function shouldSkipTransition(vnode) {
return !!(
// if this is a component root node and the compoennt's
// parent container node also has transition, skip.
vnode.parent && vnode.parent.data.transition ||
// if the element has v-show, let the runtime directive
// call the hooks instead
vnode.data.show);
}
var transition = hasTransition ? {
create: function create(_, vnode) {
if (!shouldSkipTransition(vnode)) {
enter(vnode);
}
},
remove: function remove(vnode, rm) {
if (!shouldSkipTransition(vnode)) {
leave(vnode, rm);
} else {
rm();
}
}
} : {};
var platformModules = [attrs, klass, events, props, style, transition];
// the directive module should be applied last, after all
// built-in modules have been applied.
var modules = platformModules.concat(baseModules);
var patch = createPatchFunction({ nodeOps: nodeOps, modules: modules });
/* 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 = {
bind: function bind(el, binding, vnode) {
if ("development" !== 'production') {
if (!vnode.tag.match(/input|select|textarea/)) {
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') {
setSelected(el, binding.value);
} else {
if (!isAndroid) {
el.addEventListener('compositionstart', onCompositionStart);
el.addEventListener('compositionend', onCompositionEnd);
}
/* istanbul ignore if */
if (isIE9) {
el.vmodel = true;
}
}
},
postupdate: function postupdate(el, binding, vnode) {
var val = binding.value;
if (vnode.tag === 'select') {
setSelected(el, val);
// 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 matchig
// option in the DOM.
var needReset = el.multiple ? val.some(function (v) {
return hasNoMatchingOption(v, el.options);
}) : hasNoMatchingOption(val, el.options);
if (needReset) {
trigger(el, 'change');
}
}
}
};
function setSelected(el, value) {
var isMultiple = el.multiple;
if (!isMultiple) {
el.selectedIndex = -1;
}
for (var i = 0, l = el.options.length; i < l; i++) {
var option = el.options[i];
if (isMultiple) {
option.selected = value.indexOf(getValue(option)) > -1;
} else {
if (getValue(option) === value) {
el.selectedIndex = i;
break;
}
}
}
}
function hasNoMatchingOption(value, options) {
for (var i = 0, l = options.length; i < l; i++) {
if (getValue(options[i]) === value) {
return false;
}
}
return true;
}
function getValue(option) {
return '_value' in option ? option._value : option.value || option.text;
}
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);
}
var show = {
bind: function bind(el, _ref, vnode) {
var value = _ref.value;
var transition = getTransition(vnode);
if (value && transition && transition.appear && !isIE9) {
enter(vnode);
}
el.style.display = value ? '' : 'none';
},
update: function update(el, _ref2, vnode) {
var value = _ref2.value;
var transition = getTransition(vnode);
if (transition && !isIE9) {
if (value) {
enter(vnode);
el.style.display = '';
} else {
leave(vnode, function () {
el.style.display = 'none';
});
}
} else {
el.style.display = value ? '' : 'none';
}
}
};
function getTransition(vnode) {
var parent = vnode.parent;
return parent && parent.data.transition != null ? parent.data.transition : vnode.data.transition;
}
var platformDirectives = {
model: model,
show: show
};
var TransitionControl = {
name: 'transition-control',
_abstract: true,
props: {
child: Object,
mode: {
validator: function validator(val) {
/* istanbul ignore if */
if (val && val !== 'out-in' && val !== 'in-out') {
warn('transition-mode must be either "out-in" or "in-out".');
return false;
}
return true;
}
}
},
render: function render() {
var _this = this;
var oldChild = this._vnode;
var newChild = this.child;
if (oldChild && oldChild.data && (oldChild.tag !== newChild.tag || oldChild.key !== newChild.key)) {
if (this.mode === 'out-in') {
// return empty node
// and queue an update when the leave finishes
return addHook(oldChild, {
afterLeave: function afterLeave() {
_this.$forceUpdate();
}
});
} else if (this.mode === 'in-out') {
(function () {
var delayedLeave = void 0;
var performLeave = function performLeave() {
delayedLeave();
};
addHook(newChild, {
afterEnter: performLeave,
enterCancelled: performLeave
});
addHook(oldChild, {
delayLeave: function delayLeave(leave) {
delayedLeave = leave;
}
});
})();
}
}
return newChild;
}
};
function addHook(vnode, hooks) {
/* istanbul ignore if */
if (!vnode.data || !vnode.data.transition) {
return;
}
var trans = vnode.data.transition;
/* istanbul ignore else */
if (typeof trans === 'string') {
trans = vnode.data.transition = { name: trans };
} else if (typeof trans !== 'object') {
trans = vnode.data.transition = { name: 'v' };
}
trans.hooks = hooks;
}
var platformComponents = {
TransitionControl: TransitionControl
};
// install platform specific utils
Vue.config.isUnknownElement = isUnknownElement;
Vue.config.isReservedTag = isReservedTag;
Vue.config.mustUseProp = mustUseProp;
// install platform runtime directives & components
extend(Vue.options.directives, platformDirectives);
extend(Vue.options.components, platformComponents);
// install platform patch function
Vue.prototype.__patch__ = config._isServer ? noop : patch;
// wrap mount
Vue.prototype.$mount = function (el, hydrating) {
return this._mount(el && query(el), hydrating);
};
var decoder = document.createElement('div');
function decodeHTML(html) {
decoder.innerHTML = html;
return decoder.textContent;
}
// Regular Expressions for parsing tags and attributes
var singleAttrIdentifier = /([^\s"'<>\/=]+)/;
var singleAttrAssign = /=/;
var singleAttrAssigns = [singleAttrAssign];
var singleAttrValues = [
// attr value double quotes
/"([^"]*)"+/.source,
// attr value, single quotes
/'([^']*)'+/.source,
// attr value, no quotes
/([^\s"'=<>`]+)/.source];
// 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 IS_REGEX_CAPTURING_BROKEN = false;
'x'.replace(/x(.)?/g, function (m, g) {
IS_REGEX_CAPTURING_BROKEN = g === '';
});
// Special Elements (can contain anything)
var special = makeMap('script,style', true);
var reCache = {};
function attrForHandler(handler) {
var pattern = singleAttrIdentifier.source + '(?:\\s*(' + joinSingleAttrAssigns(handler) + ')' + '\\s*(?:' + singleAttrValues.join('|') + '))?';
return new RegExp('^\\s*' + pattern);
}
function joinSingleAttrAssigns(handler) {
return singleAttrAssigns.map(function (assign) {
return '(?:' + assign.source + ')';
}).join('|');
}
function parseHTML(html, handler) {
var stack = [];
var attribute = attrForHandler(handler);
var expectHTML = handler.expectHTML;
var isUnaryTag = handler.isUnaryTag || no;
var isSpecialTag = handler.isSpecialTag || special;
var last = void 0,
prevTag = void 0,
nextTag = void 0,
lastTag = void 0;
while (html) {
last = html;
// Make sure we're not in a script or style element
if (!lastTag || !isSpecialTag(lastTag)) {
var textEnd = html.indexOf('<');
if (textEnd === 0) {
// Comment:
if (/^<!--/.test(html)) {
var commentEnd = html.indexOf('-->');
if (commentEnd >= 0) {
html = html.substring(commentEnd + 3);
prevTag = '';
continue;
}
}
// http://en.wikipedia.org/wiki/Conditional_comment#Downlevel-revealed_conditional_comment
if (/^<!\[/.test(html)) {
var conditionalEnd = html.indexOf(']>');
if (conditionalEnd >= 0) {
html = html.substring(conditionalEnd + 2);
prevTag = '';
continue;
}
}
// Doctype:
var doctypeMatch = html.match(doctype);
if (doctypeMatch) {
if (handler.doctype) {
handler.doctype(doctypeMatch[0]);
}
html = html.substring(doctypeMatch[0].length);
prevTag = '';
continue;
}
// End tag:
var endTagMatch = html.match(endTag);
if (endTagMatch) {
html = html.substring(endTagMatch[0].length);
endTagMatch[0].replace(endTag, parseEndTag);
prevTag = '/' + endTagMatch[1].toLowerCase();
continue;
}
// Start tag:
var startTagMatch = parseStartTag(html);
if (startTagMatch) {
html = startTagMatch.rest;
handleStartTag(startTagMatch);
prevTag = startTagMatch.tagName.toLowerCase();
continue;
}
}
var text = void 0;
if (textEnd >= 0) {
text = html.substring(0, textEnd);
html = html.substring(textEnd);
} else {
text = html;
html = '';
}
// next tag
var nextTagMatch = parseStartTag(html);
if (nextTagMatch) {
nextTag = nextTagMatch.tagName;
} else {
nextTagMatch = html.match(endTag);
if (nextTagMatch) {
nextTag = '/' + nextTagMatch[1];
} else {
nextTag = '';
}
}
if (handler.chars) {
handler.chars(text, prevTag, nextTag);
}
prevTag = '';
} else {
(function () {
var stackedTag = lastTag.toLowerCase();
var reStackedTag = reCache[stackedTag] || (reCache[stackedTag] = new RegExp('([\\s\\S]*?)</' + stackedTag + '[^>]*>', 'i'));
html = html.replace(reStackedTag, function (all, text) {
if (stackedTag !== 'script' && stackedTag !== 'style' && stackedTag !== 'noscript') {
text = text.replace(/<!--([\s\S]*?)-->/g, '$1').replace(/<!\[CDATA\[([\s\S]*?)\]\]>/g, '$1');
}
if (handler.chars) {
handler.chars(text);
}
return '';
});
parseEndTag('</' + stackedTag + '>', stackedTag);
})();
}
if (html === last) {
throw new Error('Error parsing template:\n\n' + html);
}
}
if (!handler.partialMarkup) {
// Clean up any remaining tags
parseEndTag();
}
function parseStartTag(input) {
var start = input.match(startTagOpen);
if (start) {
var match = {
tagName: start[1],
attrs: []
};
input = input.slice(start[0].length);
var end = void 0,
attr = void 0;
while (!(end = input.match(startTagClose)) && (attr = input.match(attribute))) {
input = input.slice(attr[0].length);
match.attrs.push(attr);
}
if (end) {
match.unarySlash = end[1];
match.rest = input.slice(end[0].length);
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(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];
}
}
attrs[i] = {
name: args[1],
value: decodeHTML(args[3] || args[4] || args[5] || '')
};
}
if (!unary) {
stack.push({ tag: tagName, attrs: attrs });
lastTag = tagName;
unarySlash = '';
}
if (handler.start) {
handler.start(tagName, attrs, unary, unarySlash);
}
}
function parseEndTag(tag, tagName) {
var pos = void 0;
// 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 (handler.end) {
handler.end(stack[i].tag, stack[i].attrs, i > pos || !tag);
}
}
// Remove the open elements from the stack
stack.length = pos;
lastTag = pos && stack[pos - 1].tag;
} else if (tagName.toLowerCase() === 'br') {
if (handler.start) {
handler.start(tagName, [], true, '');
}
} else if (tagName.toLowerCase() === 'p') {
if (handler.start) {
handler.start(tagName, [], false, '', true);
}
if (handler.end) {
handler.end(tagName, []);
}
}
}
}
function parseFilters(exp) {
var inSingle = false;
var inDouble = false;
var curly = 0;
var square = 0;
var paren = 0;
var lastFilterIndex = 0;
var c = void 0,
prev = void 0,
i = void 0,
expression = void 0,
filters = void 0;
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 = void 0,
index = void 0;
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 addStaticAttr(el, name, value) {
(el.staticAttrs || (el.staticAttrs = [])).push({ name: name, value: value });
}
function addDirective(el, name, value, arg, modifiers) {
(el.directives || (el.directives = [])).push({ name: name, value: value, arg: arg, modifiers: modifiers });
}
function addHook$1(el, name, code) {
var hooks = el.hooks || (el.hooks = {});
var hook = hooks[name];
/* istanbul ignore if */
if (hook) {
hook.push(code);
} else {
hooks[name] = [code];
}
}
function addHandler(el, name, value, modifiers) {
var events = el.events || (el.events = {});
// check capture modifier
if (modifiers && modifiers.capture) {
delete modifiers.capture;
name = '!' + name; // mark the event as captured
}
var newHandler = { value: value, modifiers: modifiers };
var handlers = events[name];
/* istanbul ignore if */
if (Array.isArray(handlers)) {
handlers.push(newHandler);
} else if (handlers) {
events[name] = [handlers, newHandler];
} else {
events[name] = newHandler;
}
}
function getBindingAttr(el, name, getStatic) {
var dynamicValue = getAndRemoveAttr(el, ':' + name) || getAndRemoveAttr(el, 'v-bind:' + name);
if (dynamicValue != null) {
return dynamicValue;
} else if (getStatic !== false) {
var staticValue = getAndRemoveAttr(el, name);
if (staticValue != null) {
return JSON.stringify(staticValue);
}
}
}
function getAndRemoveAttr(el, name) {
var val = void 0;
if ((val = el.attrsMap[name]) != null) {
var list = el.attrsList;
for (var i = 0, l = list.length; i < l; i++) {
if (list[i].name === name) {
list.splice(i, 1);
break;
}
}
}
return val;
}
var dirRE = /^v-|^@|^:/;
var bindRE = /^:|^v-bind:/;
var onRE = /^@|^v-on:/;
var argRE = /:(.*)$/;
var modifierRE = /\.[^\.]+/g;
var forAliasRE = /(.*)\s+(?:in|of)\s+(.*)/;
var forIteratorRE = /\((.*),(.*)\)/;
var camelRE = /[a-z\d][A-Z]/;
var decodeHTMLCached = cached(decodeHTML);
// configurable state
var warn$1 = void 0;
var platformGetTagNamespace = void 0;
var platformMustUseProp = void 0;
var preTransforms = void 0;
var transforms = void 0;
var postTransforms = void 0;
var delimiters = void 0;
/**
* Convert HTML string to AST.
*/
function parse(template, options) {
warn$1 = options.warn || baseWarn;
platformGetTagNamespace = options.getTagNamespace || no;
platformMustUseProp = options.mustUseProp || no;
preTransforms = pluckModuleFunction(options.modules, 'preTransformNode');
transforms = pluckModuleFunction(options.modules, 'transformNode');
postTransforms = pluckModuleFunction(options.modules, 'postTransformNode');
delimiters = options.delimiters;
var stack = [];
var root = void 0;
var currentParent = void 0;
var inPre = false;
var warned = false;
parseHTML(template, {
expectHTML: options.expectHTML,
isUnaryTag: options.isUnaryTag,
start: function start(tag, attrs, unary) {
// check camelCase tag
if (camelRE.test(tag)) {
"development" !== 'production' && warn$1('Found camelCase tag in template: <' + tag + '>. ' + ('I\'ve converted it to <' + hyphenate(tag) + '> for you.'));
tag = hyphenate(tag);
}
tag = tag.toLowerCase();
// 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),
parent: currentParent,
children: []
};
if (ns) {
element.ns = ns;
}
if (isForbiddenTag(element)) {
element.forbidden = true;
"development" !== 'production' && warn$1('Templates should only be responsbile 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 (!inPre) {
processPre(element);
if (element.pre) {
inPre = true;
}
}
if (inPre) {
processRawAttrs(element);
} else {
processKey(element);
processFor(element);
processIf(element);
processOnce(element);
// determine whether this is a plain element after
// removing if/for/once attributes
element.plain = !element.key && !attrs.length;
processRender(element);
processSlot(element);
processComponent(element);
for (var _i = 0; _i < transforms.length; _i++) {
transforms[_i](element, options);
}
processAttrs(element);
}
// tree management
if (!root) {
root = element;
// check root element constraints
if ("development" !== 'production') {
if (tag === 'slot' || tag === 'template') {
warn$1('Cannot use <' + tag + '> as component root element because it may ' + 'contain multiple nodes:\n' + template);
}
if (element.attrsMap.hasOwnProperty('v-for')) {
warn$1('Cannot use v-for on component root element because it renders ' + 'multiple elements:\n' + template);
}
}
} else if ("development" !== 'production' && !stack.length && !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 _i2 = 0; _i2 < postTransforms.length; _i2++) {
postTransforms[_i2](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) {
inPre = false;
}
},
chars: function chars(text) {
if (!currentParent) {
if ("development" !== 'production' && !warned) {
warned = true;
warn$1('Component template should contain exactly one root element:\n\n' + template);
}
return;
}
text = currentParent.tag === 'pre' || text.trim() ? decodeHTMLCached(text)
// only preserve whitespace if its not right after a starting tag
: currentParent.children.length ? ' ' : '';
if (text) {
var expression = void 0;
if (!inPre && text !== ' ' && (expression = parseText(text, delimiters))) {
currentParent.children.push({
type: 2,
expression: expression,
text: text
});
} else {
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.staticAttrs = 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) {
el.key = exp;
}
}
function processFor(el) {
var exp = void 0;
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.iterator = iteratorMatch[1].trim();
el.alias = iteratorMatch[2].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 if ("development" !== 'production') {
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 processRender(el) {
if (el.tag === 'render') {
el.render = true;
el.renderMethod = el.attrsMap[':method'] || el.attrsMap['v-bind:method'];
el.renderArgs = el.attrsMap[':args'] || el.attrsMap['v-bind:args'];
if ("development" !== 'production') {
if (el.attrsMap.method) {
warn$1('<render> method should use a dynamic binding, e.g. `:method="..."`.');
} else if (!el.renderMethod) {
warn$1('method attribute is required on <render>.');
}
if (el.attrsMap.args) {
warn$1('<render> args should use a dynamic binding, e.g. `:args="..."`.');
}
}
}
}
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 = void 0;
if (binding = getBindingAttr(el, 'is')) {
el.component = binding;
}
if (getAndRemoveAttr(el, 'keep-alive') != null) {
el.keepAlive = true;
}
if (getAndRemoveAttr(el, 'inline-template') != null) {
el.inlineTemplate = true;
}
}
function processAttrs(el) {
var list = el.attrsList;
var i = void 0,
l = void 0,
name = void 0,
value = void 0,
arg = void 0,
modifiers = void 0;
for (i = 0, l = list.length; i < l; i++) {
name = list[i].name;
value = list[i].value;
if (dirRE.test(name)) {
// modifiers
modifiers = parseModifiers(name);
if (modifiers) {
name = name.replace(modifierRE, '');
}
if (bindRE.test(name)) {
// v-bind
name = name.replace(bindRE, '');
if (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, value, arg, modifiers);
}
} else {
// literal attribute
if ("development" !== 'production') {
var expression = parseText(value, delimiters);
if (expression) {
warn$1(name + '="' + value + '": ' + 'Interpolation inside attributes has been deprecated. ' + 'Use v-bind or the colon shorthand instead.');
}
}
addStaticAttr(el, name, JSON.stringify(value));
}
}
}
function parseModifiers(name) {
var match = name.match(modifierRE);
if (match) {
var _ret = function () {
var ret = {};
match.forEach(function (m) {
ret[m.slice(1)] = true;
});
return {
v: ret
};
}();
if (typeof _ret === "object") return _ret.v;
}
}
function makeAttrsMap(attrs) {
var map = {};
for (var i = 0, l = attrs.length; i < l; i++) {
if ("development" !== 'production' && map[attrs[i].name]) {
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;
}
var isStaticKey = void 0;
var isPlatformReservedTag = void 0;
var genStaticKeysCached = cached(genStaticKeys$1);
/**
* Goal of the optimizier: 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);
}
function genStaticKeys$1(keys) {
return makeMap('type,tag,attrsList,attrsMap,plain,parent,children,staticAttrs' + (keys ? ',' + keys : ''));
}
function markStatic(node) {
node.static = isStatic(node);
if (node.type === 1) {
for (var i = 0, l = node.children.length; i < l; i++) {
var child = node.children[i];
markStatic(child);
if (!child.static) {
node.static = false;
}
}
}
}
function markStaticRoots(node) {
if (node.type === 1 && (node.once || node.static)) {
node.staticRoot = true;
return;
}
if (node.children) {
for (var i = 0, l = node.children.length; i < l; i++) {
markStaticRoots(node.children[i]);
}
}
}
function isStatic(node) {
if (node.type === 2) {
// expression
return false;
}
if (node.type === 3) {
// text
return true;
}
return !!(node.pre || !node.if && !node.for && // not v-if or v-for or v-else
!isBuiltInTag(node.tag) && // not a built-in
isPlatformReservedTag(node.tag) && ( // not a component
node.plain || Object.keys(node).every(isStaticKey)) // no dynamic bindings
);
}
var simplePathRE = /^[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['.*?'\]|\[".*?"\]|\[\d+\]|\[[A-Za-z_$][\w$]*\])*$/;
// keyCode aliases
var keyCodes = {
esc: 27,
tab: 9,
enter: 13,
space: 32,
up: 38,
left: 37,
right: 39,
down: 40,
'delete': [8, 46]
};
var modifierCode = {
stop: '$event.stopPropagation();',
prevent: '$event.preventDefault();',
self: 'if($event.target !== $event.currentTarget)return;'
};
function genHandlers(events) {
var res = 'on:{';
for (var name in events) {
res += '"' + name + '":' + genHandler(events[name]) + ',';
}
return res.slice(0, -1) + '}';
}
function genHandler(handler) {
if (!handler) {
return 'function(){}';
} else if (Array.isArray(handler)) {
return '[' + handler.map(genHandler).join(',') + ']';
} else if (!handler.modifiers) {
return simplePathRE.test(handler.value) ? handler.value : 'function($event){' + handler.value + '}';
} else {
var code = 'function($event){';
for (var key in handler.modifiers) {
code += modifierCode[key] || genKeyFilter(key);
}
var handlerCode = simplePathRE.test(handler.value) ? handler.value + '($event)' : handler.value;
return code + handlerCode + '}';
}
}
function genKeyFilter(key) {
var code = keyCodes[key];
if (Array.isArray(code)) {
return 'if(' + code.map(function (c) {
return '$event.keyCode!==' + c;
}).join('&&') + ')return;';
} else {
return 'if($event.keyCode!==' + code + ')return;';
}
}
function ref$1(el, dir) {
if (dir.arg) {
el.ref = dir.arg;
// go up and check if this node is inside a v-for
var parent = el;
while (parent) {
if (parent.for !== undefined) {
el.refInFor = true;
break;
}
parent = parent.parent;
}
}
}
function bind$1(el, dir) {
addHook$1(el, 'construct', '_b(n1,' + dir.value + ')');
}
var baseDirectives = {
ref: ref$1,
bind: bind$1,
cloak: noop
};
// configurable state
var warn$2 = void 0;
var transforms$1 = void 0;
var dataGenFns = void 0;
var platformDirectives$1 = void 0;
var isPlatformReservedTag$1 = void 0;
var staticRenderFns = void 0;
var currentOptions = void 0;
function generate(ast, options) {
// save previous staticRenderFns so generate calls can be nested
var prevStaticRenderFns = staticRenderFns;
var currentStaticRenderFns = staticRenderFns = [];
currentOptions = options;
warn$2 = options.warn || baseWarn;
transforms$1 = pluckModuleFunction(options.modules, 'transformCode');
dataGenFns = pluckModuleFunction(options.modules, 'genData');
platformDirectives$1 = options.directives || {};
isPlatformReservedTag$1 = options.isReservedTag || no;
var code = ast ? genElement(ast) : '_h(_e("div"))';
staticRenderFns = prevStaticRenderFns;
return {
render: 'with(this){return ' + code + '}',
staticRenderFns: currentStaticRenderFns
};
}
function genElement(el) {
if (el.for) {
return genFor(el);
} else if (el.if) {
return genIf(el);
} else if (el.tag === 'template' && !el.slotTarget) {
return genChildren(el) || 'void 0';
} else if (el.tag === 'render') {
return genRender(el);
} else if (el.tag === 'slot') {
return genSlot(el);
} else {
// component or element
var code = void 0;
if (el.component) {
code = genComponent(el);
} else {
var data = genData(el);
// if the element is potentially a component,
// wrap its children as a thunk.
var children = !el.inlineTemplate ? genChildren(el, !el.ns && !isPlatformReservedTag$1(el.tag) /* asThunk */) : null;
code = '_h(_e(\'' + el.tag + '\'' + (data ? ',' + data : el.ns ? ',void 0' : '' // data
) + (el.ns ? ',\'' + el.ns + '\'' : '' // namespace
) + ')' + (children ? ',' + children : '' // children
) + ')';
if (el.staticRoot) {
// hoist static sub-trees out
staticRenderFns.push('with(this){return ' + code + '}');
code = '_m(' + (staticRenderFns.length - 1) + ')';
}
}
// module transforms
for (var i = 0; i < transforms$1.length; i++) {
code = transforms$1[i](el, code);
}
// check keep-alive
if (el.component && el.keepAlive) {
code = '_h(_e("KeepAlive",{props:{child:' + code + '}}))';
}
return code;
}
}
function genIf(el) {
var exp = el.if;
el.if = null; // avoid recursion
return '(' + exp + ')?' + genElement(el) + ':' + genElse(el);
}
function genElse(el) {
return el.elseBlock ? genElement(el.elseBlock) : 'void 0';
}
function genFor(el) {
var exp = el.for;
var alias = el.alias;
var iterator = el.iterator;
el.for = null; // avoid recursion
return '(' + exp + ')&&_l((' + exp + '),' + ('function(' + alias + ',$index,' + (iterator || '$key') + '){') + ('return ' + genElement(el)) + '})';
}
function genData(el) {
if (el.plain) {
return;
}
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);
}
// v-show, used to avoid transition being applied
// since v-show takes it over
if (el.attrsMap['v-show']) {
data += 'show:true,';
}
// props
if (el.props) {
data += 'props:{' + genProps(el.props) + '},';
}
// attributes
if (el.attrs) {
data += 'attrs:{' + genProps(el.attrs) + '},';
}
// static attributes
if (el.staticAttrs) {
data += 'staticAttrs:{' + genProps(el.staticAttrs) + '},';
}
// hooks
if (el.hooks) {
data += 'hook:{' + genHooks(el.hooks) + '},';
}
// event handlers
if (el.events) {
data += genHandlers(el.events) + ',';
}
// inline-template
if (el.inlineTemplate) {
var ast = el.children[0];
if ("development" !== 'production' && (el.children.length > 1 || ast.type !== 1)) {
warn$2('Inline-template components must have exactly one child element.');
}
if (ast.type === 1) {
var inlineRenderFns = generate(ast, currentOptions);
data += 'inlineTemplate:{render:function(){' + inlineRenderFns.render + '},staticRenderFns:[' + inlineRenderFns.staticRenderFns.map(function (code) {
return 'function(){' + code + '}';
}).join(',') + ']}';
}
}
return data.replace(/,$/, '') + '}';
}
function genDirectives(el) {
var dirs = el.directives;
if (!dirs) return;
var res = 'directives:[';
var hasRuntime = false;
var i = void 0,
l = void 0,
dir = void 0,
needRuntime = void 0;
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$2);
}
if (needRuntime) {
hasRuntime = true;
res += '{name:"' + dir.name + '"' + (dir.value ? ',value:(' + dir.value + ')' : '') + (dir.arg ? ',arg:"' + dir.arg + '"' : '') + (dir.modifiers ? ',modifiers:' + JSON.stringify(dir.modifiers) : '') + '},';
}
}
if (hasRuntime) {
return res.slice(0, -1) + ']';
}
}
function genChildren(el, asThunk) {
if (!el.children.length) {
return;
}
var code = '[' + el.children.map(genNode).join(',') + ']';
return asThunk ? 'function(){return ' + code + '}' : code;
}
function genNode(node) {
if (node.type === 1) {
return genElement(node);
} else {
return genText(node);
}
}
function genText(text) {
return text.type === 2 ? '(' + text.expression + ')' : '_t(' + JSON.stringify(text.text) + ')';
}
function genRender(el) {
if (!el.renderMethod) {
return 'void 0';
}
var children = genChildren(el);
return el.renderMethod + '(' + (el.renderArgs || '') + (children ? (el.renderArgs ? ',' : '') + children : '') + ')';
}
function genSlot(el) {
var slot = '$slots[' + (el.slotName || '"default"') + ']';
var children = genChildren(el);
return children ? '(' + slot + '||' + children + ')' : slot;
}
function genComponent(el) {
var children = genChildren(el, true);
return '_h(_e(' + el.component + ',' + 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);
}
function genHooks(hooks) {
var res = '';
for (var _key in hooks) {
res += '"' + _key + '":function(n1,n2){' + hooks[_key].join(';') + '},';
}
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
};
}
var keywordRE = new RegExp('\\b' + ('do,if,in,for,let,new,try,var,case,else,with,await,break,catch,class,const,' + 'super,throw,while,yield,delete,export,import,return,switch,typeof,default,' + 'extends,finally,continue,debugger,function,arguments,instanceof').split(',').join('\\b|\\b') + '\\b');
// 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) {
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 checkExpression(exp, text, errors) {
exp = stripToString(exp);
var keywordMatch = exp.match(keywordRE);
if (keywordMatch) {
errors.push('- avoid using JavaScript keyword as property name: ' + ('"' + keywordMatch[0] + '" in expression ' + text));
} else {
try {
new Function(exp);
} catch (e) {
errors.push('- invalid expression: ' + text);
}
}
}
function stripToString(exp) {
return exp.replace(/^_s\((.*)\)$/, '$1');
}
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 deprecated. ' + 'Use v-bind or the colon shorthand instead.');
}
}
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
};
function transformNode$2(el) {
var transition = getBindingAttr(el, 'transition');
if (transition === '""') {
transition = true;
}
if (transition) {
el.transition = transition;
}
var mode = getBindingAttr(el, 'transition-mode');
if (mode) {
el.transitionMode = mode;
}
}
function genData$3(el) {
return el.transition ? 'transition:' + el.transition + ',' : '';
}
function transformCode(el, code) {
return el.transitionMode ? '_h(_e(\'TransitionControl\',{props:{mode:' + el.transitionMode + ',child:' + code + '}}))' : code;
}
var transition$1 = {
transformNode: transformNode$2,
genData: genData$3,
transformCode: transformCode
};
var modules$1 = [klass$1, style$1, transition$1];
var warn$3 = void 0;
function model$1(el, dir, _warn) {
warn$3 = _warn;
var value = dir.value;
var modifiers = dir.modifiers;
if (el.tag === 'select') {
return genSelect(el, value);
} else {
switch (el.attrsMap.type) {
case 'checkbox':
genCheckboxModel(el, value);
break;
case 'radio':
genRadioModel(el, value);
break;
default:
return genDefaultModel(el, value, modifiers);
}
}
}
function genCheckboxModel(el, value) {
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 valueBinding = getBindingAttr(el, 'value');
var trueValueBinding = getBindingAttr(el, 'true-value') || 'true';
var falseValueBinding = getBindingAttr(el, 'false-value') || 'false';
addProp(el, 'checked', 'Array.isArray(' + value + ')' + ('?(' + value + ').indexOf(' + valueBinding + ')>-1') + (':(' + value + ')===(' + trueValueBinding + ')'));
addHandler(el, 'change', 'var $$a=' + value + ',' + '$$el=$event.target,' + ('$$c=$$el.checked?(' + trueValueBinding + '):(' + falseValueBinding + ');') + 'if(Array.isArray($$a)){' + ('var $$v=' + valueBinding + ',') + '$$i=$$a.indexOf($$v);' + 'if($$c){$$i<0&&$$a.push($$v)}' + 'else{$$i>-1&&$$a.splice($$i,1)}' + ('}else{' + value + '=$$c}'));
}
function genRadioModel(el, value) {
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 valueBinding = getBindingAttr(el, 'value');
addProp(el, 'checked', '(' + value + ')===(' + valueBinding + ')');
addHandler(el, 'change', value + '=' + valueBinding);
}
function genDefaultModel(el, value, modifiers) {
if ("development" !== 'production') {
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$3('<textarea v-model="' + value + '">:\n' + 'inline content inside <textarea> will be ignored when using v-model. ' + 'Declare initial values in the component\'s data option instead.');
}
}
var type = el.attrsMap.type;
var _ref = modifiers || {};
var lazy = _ref.lazy;
var number = _ref.number;
var trim = _ref.trim;
var event = lazy ? 'change' : 'input';
var needCompositionGuard = !lazy && type !== 'range';
var valueExpression = '$event.target.value' + (trim ? '.trim()' : '');
var code = number || type === 'number' ? value + '=Number(' + valueExpression + ')' : value + '=' + valueExpression;
if (needCompositionGuard) {
code = 'if($event.target.composing)return;' + code;
}
addProp(el, 'value', '(' + value + ')');
addHandler(el, event, code);
if (needCompositionGuard) {
// need runtime directive code to help with composition events
return true;
}
}
function genSelect(el, value) {
if ("development" !== 'production') {
el.children.some(checkOptionWarning);
}
var code = value + '=Array.prototype.filter' + '.call($event.target.options,function(o){return o.selected})' + '.map(function(o){return "_value" in o ? o._value : o.value})' + (el.attrsMap.multiple == null ? '[0]' : '');
addHandler(el, 'change', code);
// need runtime to help with possible dynamically generated options
return true;
}
function checkOptionWarning(option) {
if (option.type === 1 && option.tag === 'option' && option.attrsMap.selected != null) {
var parentModel = option.parent && option.parent.type === 1 && option.parent.attrsMap['v-model'];
warn$3('<select v-model="' + parentModel + '">:\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;
}
}
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
};
function compile(template, options) {
options = options ? extend(extend({}, baseOptions), options) : baseOptions;
return compile$1(template, options);
}
function compileToFunctions(template, options, vm) {
var _warn = options && options.warn || warn;
// detect possible CSP restriction
/* istanbul ignore if */
if ("development" !== 'production') {
try {
new Function('return 1');
} catch (e) {
if (e.toString().match(/unsafe-eval|CSP/)) {
_warn('It seems you are using the standalone build of Vue.js in an ' + 'environment with Content Security Policy that prohibits unsafe-eval. ' + 'The template compiler cannot work in this environment. Consider ' + 'relaxing the policy to allow unsafe-eval or pre-compiling your ' + 'templates into render functions.');
}
}
}
var key = options && options.delimiters ? String(options.delimiters) + template : template;
if (cache[key]) {
return cache[key];
}
var res = {};
var compiled = compile(template, options);
res.render = makeFunction(compiled.render);
var l = compiled.staticRenderFns.length;
res.staticRenderFns = new Array(l);
for (var i = 0; i < l; i++) {
res.staticRenderFns[i] = makeFunction(compiled.staticRenderFns[i]);
}
if ("development" !== 'production') {
if (res.render === noop || res.staticRenderFns.some(function (fn) {
return fn === noop;
})) {
_warn('failed to compile template:\n\n' + template + '\n\n' + detectErrors(compiled.ast).join('\n') + '\n\n', vm);
}
}
return cache[key] = res;
}
function makeFunction(code) {
try {
return new Function(code);
} catch (e) {
return noop;
}
}
var idToTemplate = cached(function (id) {
var el = query(id);
return el && el.innerHTML;
});
var mount = Vue.prototype.$mount;
Vue.prototype.$mount = function (el, hydrating) {
el = el && query(el);
var options = this.$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 {
if ("development" !== 'production') {
warn('invalid template option:' + template, this);
}
return this;
}
} else if (el) {
template = getOuterHTML(el);
}
if (template) {
var _compileToFunctions = compileToFunctions(template, {
delimiters: options.delimiters,
warn: warn
}, this);
var render = _compileToFunctions.render;
var staticRenderFns = _compileToFunctions.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.compile = compileToFunctions;
return Vue;
}));
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