From 9accca43c3b2cdd8d2c3e4def335555afcfca35d Mon Sep 17 00:00:00 2001
From: Phil Hughes <me@iamphill.com>
Date: Mon, 1 Aug 2016 10:09:30 +0100
Subject: [PATCH] Unminified versions of vue & vue-resource
---
.../components/jump_to_discussion.js.es6 | 7 +-
vendor/assets/javascripts/vue-resource.js | 1313 +-
vendor/assets/javascripts/vue.js | 10071 +++++++++++++++-
3 files changed, 11385 insertions(+), 6 deletions(-)
diff --git a/app/assets/javascripts/diff_notes/components/jump_to_discussion.js.es6 b/app/assets/javascripts/diff_notes/components/jump_to_discussion.js.es6
index 75c4376acd4..4c29786cc9e 100644
--- a/app/assets/javascripts/diff_notes/components/jump_to_discussion.js.es6
+++ b/app/assets/javascripts/diff_notes/components/jump_to_discussion.js.es6
@@ -10,8 +10,11 @@
},
computed: {
allResolved: function () {
- const discussion = this.discussions[discussionId];
- return discussion.isResolved();
+ const discussion = this.discussions[this.discussionId];
+
+ if (discussion) {
+ return discussion.isResolved();
+ }
},
discussionsCount: function () {
return CommentsStore.discussionCount();
diff --git a/vendor/assets/javascripts/vue-resource.js b/vendor/assets/javascripts/vue-resource.js
index 6bff73a2a67..d20654fb596 100644
--- a/vendor/assets/javascripts/vue-resource.js
+++ b/vendor/assets/javascripts/vue-resource.js
@@ -4,4 +4,1315 @@
* Released under the MIT License.
*/
-!function(t,n){"object"==typeof exports&&"undefined"!=typeof module?module.exports=n():"function"==typeof define&&define.amd?define(n):t.VueResource=n()}(this,function(){"use strict";function t(t){this.state=Z,this.value=void 0,this.deferred=[];var n=this;try{t(function(t){n.resolve(t)},function(t){n.reject(t)})}catch(e){n.reject(e)}}function n(t,n){t instanceof nt?this.promise=t:this.promise=new nt(t.bind(n)),this.context=n}function e(t){rt=t.util,ot=t.config.debug||!t.config.silent}function o(t){"undefined"!=typeof console&&ot&&console.warn("[VueResource warn]: "+t)}function r(t){"undefined"!=typeof console&&console.error(t)}function i(t,n){return rt.nextTick(t,n)}function u(t){return t.replace(/^\s*|\s*$/g,"")}function s(t){return"string"==typeof t}function c(t){return t===!0||t===!1}function a(t){return"function"==typeof t}function f(t){return null!==t&&"object"==typeof t}function h(t){return f(t)&&Object.getPrototypeOf(t)==Object.prototype}function p(t){return"undefined"!=typeof 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+(function (global, factory) {
+ typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+ typeof define === 'function' && define.amd ? define(factory) :
+ (global.VueResource = factory());
+}(this, function () { 'use strict';
+
+ /**
+ * Promises/A+ polyfill v1.1.4 (https://github.com/bramstein/promis)
+ */
+
+ var RESOLVED = 0;
+ var REJECTED = 1;
+ var PENDING = 2;
+
+ function Promise$2(executor) {
+
+ this.state = PENDING;
+ this.value = undefined;
+ this.deferred = [];
+
+ var promise = this;
+
+ try {
+ executor(function (x) {
+ promise.resolve(x);
+ }, function (r) {
+ promise.reject(r);
+ });
+ } catch (e) {
+ promise.reject(e);
+ }
+ }
+
+ Promise$2.reject = function (r) {
+ return new Promise$2(function (resolve, reject) {
+ reject(r);
+ });
+ };
+
+ Promise$2.resolve = function (x) {
+ return new Promise$2(function (resolve, reject) {
+ resolve(x);
+ });
+ };
+
+ Promise$2.all = function all(iterable) {
+ return new Promise$2(function (resolve, reject) {
+ var count = 0,
+ result = [];
+
+ if (iterable.length === 0) {
+ resolve(result);
+ }
+
+ function resolver(i) {
+ return function (x) {
+ result[i] = x;
+ count += 1;
+
+ if (count === iterable.length) {
+ resolve(result);
+ }
+ };
+ }
+
+ for (var i = 0; i < iterable.length; i += 1) {
+ Promise$2.resolve(iterable[i]).then(resolver(i), reject);
+ }
+ });
+ };
+
+ Promise$2.race = function race(iterable) {
+ return new Promise$2(function (resolve, reject) {
+ for (var i = 0; i < iterable.length; i += 1) {
+ Promise$2.resolve(iterable[i]).then(resolve, reject);
+ }
+ });
+ };
+
+ var p$1 = Promise$2.prototype;
+
+ p$1.resolve = function resolve(x) {
+ var promise = this;
+
+ if (promise.state === PENDING) {
+ if (x === promise) {
+ throw new TypeError('Promise settled with itself.');
+ }
+
+ var called = false;
+
+ try {
+ var then = x && x['then'];
+
+ if (x !== null && typeof x === 'object' && typeof then === 'function') {
+ then.call(x, function (x) {
+ if (!called) {
+ promise.resolve(x);
+ }
+ called = true;
+ }, function (r) {
+ if (!called) {
+ promise.reject(r);
+ }
+ called = true;
+ });
+ return;
+ }
+ } catch (e) {
+ if (!called) {
+ promise.reject(e);
+ }
+ return;
+ }
+
+ promise.state = RESOLVED;
+ promise.value = x;
+ promise.notify();
+ }
+ };
+
+ p$1.reject = function reject(reason) {
+ var promise = this;
+
+ if (promise.state === PENDING) {
+ if (reason === promise) {
+ throw new TypeError('Promise settled with itself.');
+ }
+
+ promise.state = REJECTED;
+ promise.value = reason;
+ promise.notify();
+ }
+ };
+
+ p$1.notify = function notify() {
+ var promise = this;
+
+ nextTick(function () {
+ if (promise.state !== PENDING) {
+ while (promise.deferred.length) {
+ var deferred = promise.deferred.shift(),
+ onResolved = deferred[0],
+ onRejected = deferred[1],
+ resolve = deferred[2],
+ reject = deferred[3];
+
+ try {
+ if (promise.state === RESOLVED) {
+ if (typeof onResolved === 'function') {
+ resolve(onResolved.call(undefined, promise.value));
+ } else {
+ resolve(promise.value);
+ }
+ } else if (promise.state === REJECTED) {
+ if (typeof onRejected === 'function') {
+ resolve(onRejected.call(undefined, promise.value));
+ } else {
+ reject(promise.value);
+ }
+ }
+ } catch (e) {
+ reject(e);
+ }
+ }
+ }
+ });
+ };
+
+ p$1.then = function then(onResolved, onRejected) {
+ var promise = this;
+
+ return new Promise$2(function (resolve, reject) {
+ promise.deferred.push([onResolved, onRejected, resolve, reject]);
+ promise.notify();
+ });
+ };
+
+ p$1.catch = function (onRejected) {
+ return this.then(undefined, onRejected);
+ };
+
+ var PromiseObj = window.Promise || Promise$2;
+
+ function Promise$1(executor, context) {
+
+ if (executor instanceof PromiseObj) {
+ this.promise = executor;
+ } else {
+ this.promise = new PromiseObj(executor.bind(context));
+ }
+
+ this.context = context;
+ }
+
+ Promise$1.all = function (iterable, context) {
+ return new Promise$1(PromiseObj.all(iterable), context);
+ };
+
+ Promise$1.resolve = function (value, context) {
+ return new Promise$1(PromiseObj.resolve(value), context);
+ };
+
+ Promise$1.reject = function (reason, context) {
+ return new Promise$1(PromiseObj.reject(reason), context);
+ };
+
+ Promise$1.race = function (iterable, context) {
+ return new Promise$1(PromiseObj.race(iterable), context);
+ };
+
+ var p = Promise$1.prototype;
+
+ p.bind = function (context) {
+ this.context = context;
+ return this;
+ };
+
+ p.then = function (fulfilled, rejected) {
+
+ if (fulfilled && fulfilled.bind && this.context) {
+ fulfilled = fulfilled.bind(this.context);
+ }
+
+ if (rejected && rejected.bind && this.context) {
+ rejected = rejected.bind(this.context);
+ }
+
+ return new Promise$1(this.promise.then(fulfilled, rejected), this.context);
+ };
+
+ p.catch = function (rejected) {
+
+ if (rejected && rejected.bind && this.context) {
+ rejected = rejected.bind(this.context);
+ }
+
+ return new Promise$1(this.promise.catch(rejected), this.context);
+ };
+
+ p.finally = function (callback) {
+
+ return this.then(function (value) {
+ callback.call(this);
+ return value;
+ }, function (reason) {
+ callback.call(this);
+ return PromiseObj.reject(reason);
+ });
+ };
+
+ var debug = false;
+ var util = {};
+ var array = [];
+ function Util (Vue) {
+ util = Vue.util;
+ debug = Vue.config.debug || !Vue.config.silent;
+ }
+
+ function warn(msg) {
+ if (typeof console !== 'undefined' && debug) {
+ console.warn('[VueResource warn]: ' + msg);
+ }
+ }
+
+ function error(msg) {
+ if (typeof console !== 'undefined') {
+ console.error(msg);
+ }
+ }
+
+ function nextTick(cb, ctx) {
+ return util.nextTick(cb, ctx);
+ }
+
+ function trim(str) {
+ return str.replace(/^\s*|\s*$/g, '');
+ }
+
+ var isArray = Array.isArray;
+
+ function isString(val) {
+ return typeof val === 'string';
+ }
+
+ function isBoolean(val) {
+ return val === true || val === false;
+ }
+
+ function isFunction(val) {
+ return typeof val === 'function';
+ }
+
+ function isObject(obj) {
+ return obj !== null && typeof obj === 'object';
+ }
+
+ function isPlainObject(obj) {
+ return isObject(obj) && Object.getPrototypeOf(obj) == Object.prototype;
+ }
+
+ function isFormData(obj) {
+ return typeof FormData !== 'undefined' && obj instanceof FormData;
+ }
+
+ function when(value, fulfilled, rejected) {
+
+ var promise = Promise$1.resolve(value);
+
+ if (arguments.length < 2) {
+ return promise;
+ }
+
+ return promise.then(fulfilled, rejected);
+ }
+
+ function options(fn, obj, opts) {
+
+ opts = opts || {};
+
+ if (isFunction(opts)) {
+ opts = opts.call(obj);
+ }
+
+ return merge(fn.bind({ $vm: obj, $options: opts }), fn, { $options: opts });
+ }
+
+ function each(obj, iterator) {
+
+ var i, key;
+
+ if (typeof obj.length == 'number') {
+ for (i = 0; i < obj.length; i++) {
+ iterator.call(obj[i], obj[i], i);
+ }
+ } else if (isObject(obj)) {
+ for (key in obj) {
+ if (obj.hasOwnProperty(key)) {
+ iterator.call(obj[key], obj[key], key);
+ }
+ }
+ }
+
+ return obj;
+ }
+
+ var assign = Object.assign || _assign;
+
+ function merge(target) {
+
+ var args = array.slice.call(arguments, 1);
+
+ args.forEach(function (source) {
+ _merge(target, source, true);
+ });
+
+ return target;
+ }
+
+ function defaults(target) {
+
+ var args = array.slice.call(arguments, 1);
+
+ args.forEach(function (source) {
+
+ for (var key in source) {
+ if (target[key] === undefined) {
+ target[key] = source[key];
+ }
+ }
+ });
+
+ return target;
+ }
+
+ function _assign(target) {
+
+ var args = array.slice.call(arguments, 1);
+
+ args.forEach(function (source) {
+ _merge(target, source);
+ });
+
+ return target;
+ }
+
+ function _merge(target, source, deep) {
+ for (var key in source) {
+ if (deep && (isPlainObject(source[key]) || isArray(source[key]))) {
+ if (isPlainObject(source[key]) && !isPlainObject(target[key])) {
+ target[key] = {};
+ }
+ if (isArray(source[key]) && !isArray(target[key])) {
+ target[key] = [];
+ }
+ _merge(target[key], source[key], deep);
+ } else if (source[key] !== undefined) {
+ target[key] = source[key];
+ }
+ }
+ }
+
+ function root (options, next) {
+
+ var url = next(options);
+
+ if (isString(options.root) && !url.match(/^(https?:)?\//)) {
+ url = options.root + '/' + url;
+ }
+
+ return url;
+ }
+
+ function query (options, next) {
+
+ var urlParams = Object.keys(Url.options.params),
+ query = {},
+ url = next(options);
+
+ each(options.params, function (value, key) {
+ if (urlParams.indexOf(key) === -1) {
+ query[key] = value;
+ }
+ });
+
+ query = Url.params(query);
+
+ if (query) {
+ url += (url.indexOf('?') == -1 ? '?' : '&') + query;
+ }
+
+ return url;
+ }
+
+ /**
+ * URL Template v2.0.6 (https://github.com/bramstein/url-template)
+ */
+
+ function expand(url, params, variables) {
+
+ var tmpl = parse(url),
+ expanded = tmpl.expand(params);
+
+ if (variables) {
+ variables.push.apply(variables, tmpl.vars);
+ }
+
+ return expanded;
+ }
+
+ function parse(template) {
+
+ var operators = ['+', '#', '.', '/', ';', '?', '&'],
+ variables = [];
+
+ return {
+ vars: variables,
+ expand: function (context) {
+ return template.replace(/\{([^\{\}]+)\}|([^\{\}]+)/g, function (_, expression, literal) {
+ if (expression) {
+
+ var operator = null,
+ values = [];
+
+ if (operators.indexOf(expression.charAt(0)) !== -1) {
+ operator = expression.charAt(0);
+ expression = expression.substr(1);
+ }
+
+ expression.split(/,/g).forEach(function (variable) {
+ var tmp = /([^:\*]*)(?::(\d+)|(\*))?/.exec(variable);
+ values.push.apply(values, getValues(context, operator, tmp[1], tmp[2] || tmp[3]));
+ variables.push(tmp[1]);
+ });
+
+ if (operator && operator !== '+') {
+
+ var separator = ',';
+
+ if (operator === '?') {
+ separator = '&';
+ } else if (operator !== '#') {
+ separator = operator;
+ }
+
+ return (values.length !== 0 ? operator : '') + values.join(separator);
+ } else {
+ return values.join(',');
+ }
+ } else {
+ return encodeReserved(literal);
+ }
+ });
+ }
+ };
+ }
+
+ function getValues(context, operator, key, modifier) {
+
+ var value = context[key],
+ result = [];
+
+ if (isDefined(value) && value !== '') {
+ if (typeof value === 'string' || typeof value === 'number' || typeof value === 'boolean') {
+ value = value.toString();
+
+ if (modifier && modifier !== '*') {
+ value = value.substring(0, parseInt(modifier, 10));
+ }
+
+ result.push(encodeValue(operator, value, isKeyOperator(operator) ? key : null));
+ } else {
+ if (modifier === '*') {
+ if (Array.isArray(value)) {
+ value.filter(isDefined).forEach(function (value) {
+ result.push(encodeValue(operator, value, isKeyOperator(operator) ? key : null));
+ });
+ } else {
+ Object.keys(value).forEach(function (k) {
+ if (isDefined(value[k])) {
+ result.push(encodeValue(operator, value[k], k));
+ }
+ });
+ }
+ } else {
+ var tmp = [];
+
+ if (Array.isArray(value)) {
+ value.filter(isDefined).forEach(function (value) {
+ tmp.push(encodeValue(operator, value));
+ });
+ } else {
+ Object.keys(value).forEach(function (k) {
+ if (isDefined(value[k])) {
+ tmp.push(encodeURIComponent(k));
+ tmp.push(encodeValue(operator, value[k].toString()));
+ }
+ });
+ }
+
+ if (isKeyOperator(operator)) {
+ result.push(encodeURIComponent(key) + '=' + tmp.join(','));
+ } else if (tmp.length !== 0) {
+ result.push(tmp.join(','));
+ }
+ }
+ }
+ } else {
+ if (operator === ';') {
+ result.push(encodeURIComponent(key));
+ } else if (value === '' && (operator === '&' || operator === '?')) {
+ result.push(encodeURIComponent(key) + '=');
+ } else if (value === '') {
+ result.push('');
+ }
+ }
+
+ return result;
+ }
+
+ function isDefined(value) {
+ return value !== undefined && value !== null;
+ }
+
+ function isKeyOperator(operator) {
+ return operator === ';' || operator === '&' || operator === '?';
+ }
+
+ function encodeValue(operator, value, key) {
+
+ value = operator === '+' || operator === '#' ? encodeReserved(value) : encodeURIComponent(value);
+
+ if (key) {
+ return encodeURIComponent(key) + '=' + value;
+ } else {
+ return value;
+ }
+ }
+
+ function encodeReserved(str) {
+ return str.split(/(%[0-9A-Fa-f]{2})/g).map(function (part) {
+ if (!/%[0-9A-Fa-f]/.test(part)) {
+ part = encodeURI(part);
+ }
+ return part;
+ }).join('');
+ }
+
+ function template (options) {
+
+ var variables = [],
+ url = expand(options.url, options.params, variables);
+
+ variables.forEach(function (key) {
+ delete options.params[key];
+ });
+
+ return url;
+ }
+
+ /**
+ * Service for URL templating.
+ */
+
+ var ie = document.documentMode;
+ var el = document.createElement('a');
+
+ function Url(url, params) {
+
+ var self = this || {},
+ options = url,
+ transform;
+
+ if (isString(url)) {
+ options = { url: url, params: params };
+ }
+
+ options = merge({}, Url.options, self.$options, options);
+
+ Url.transforms.forEach(function (handler) {
+ transform = factory(handler, transform, self.$vm);
+ });
+
+ return transform(options);
+ }
+
+ /**
+ * Url options.
+ */
+
+ Url.options = {
+ url: '',
+ root: null,
+ params: {}
+ };
+
+ /**
+ * Url transforms.
+ */
+
+ Url.transforms = [template, query, root];
+
+ /**
+ * Encodes a Url parameter string.
+ *
+ * @param {Object} obj
+ */
+
+ Url.params = function (obj) {
+
+ var params = [],
+ escape = encodeURIComponent;
+
+ params.add = function (key, value) {
+
+ if (isFunction(value)) {
+ value = value();
+ }
+
+ if (value === null) {
+ value = '';
+ }
+
+ this.push(escape(key) + '=' + escape(value));
+ };
+
+ serialize(params, obj);
+
+ return params.join('&').replace(/%20/g, '+');
+ };
+
+ /**
+ * Parse a URL and return its components.
+ *
+ * @param {String} url
+ */
+
+ Url.parse = function (url) {
+
+ if (ie) {
+ el.href = url;
+ url = el.href;
+ }
+
+ el.href = url;
+
+ return {
+ href: el.href,
+ protocol: el.protocol ? el.protocol.replace(/:$/, '') : '',
+ port: el.port,
+ host: el.host,
+ hostname: el.hostname,
+ pathname: el.pathname.charAt(0) === '/' ? el.pathname : '/' + el.pathname,
+ search: el.search ? el.search.replace(/^\?/, '') : '',
+ hash: el.hash ? el.hash.replace(/^#/, '') : ''
+ };
+ };
+
+ function factory(handler, next, vm) {
+ return function (options) {
+ return handler.call(vm, options, next);
+ };
+ }
+
+ function serialize(params, obj, scope) {
+
+ var array = isArray(obj),
+ plain = isPlainObject(obj),
+ hash;
+
+ each(obj, function (value, key) {
+
+ hash = isObject(value) || isArray(value);
+
+ if (scope) {
+ key = scope + '[' + (plain || hash ? key : '') + ']';
+ }
+
+ if (!scope && array) {
+ params.add(value.name, value.value);
+ } else if (hash) {
+ serialize(params, value, key);
+ } else {
+ params.add(key, value);
+ }
+ });
+ }
+
+ function xdrClient (request) {
+ return new Promise$1(function (resolve) {
+
+ var xdr = new XDomainRequest(),
+ handler = function (event) {
+
+ var response = request.respondWith(xdr.responseText, {
+ status: xdr.status,
+ statusText: xdr.statusText
+ });
+
+ resolve(response);
+ };
+
+ request.abort = function () {
+ return xdr.abort();
+ };
+
+ xdr.open(request.method, request.getUrl(), true);
+ xdr.timeout = 0;
+ xdr.onload = handler;
+ xdr.onerror = handler;
+ xdr.ontimeout = function () {};
+ xdr.onprogress = function () {};
+ xdr.send(request.getBody());
+ });
+ }
+
+ var ORIGIN_URL = Url.parse(location.href);
+ var SUPPORTS_CORS = 'withCredentials' in new XMLHttpRequest();
+
+ function cors (request, next) {
+
+ if (!isBoolean(request.crossOrigin) && crossOrigin(request)) {
+ request.crossOrigin = true;
+ }
+
+ if (request.crossOrigin) {
+
+ if (!SUPPORTS_CORS) {
+ request.client = xdrClient;
+ }
+
+ delete request.emulateHTTP;
+ }
+
+ next();
+ }
+
+ function crossOrigin(request) {
+
+ var requestUrl = Url.parse(Url(request));
+
+ return requestUrl.protocol !== ORIGIN_URL.protocol || requestUrl.host !== ORIGIN_URL.host;
+ }
+
+ function body (request, next) {
+
+ if (request.emulateJSON && isPlainObject(request.body)) {
+ request.body = Url.params(request.body);
+ request.headers['Content-Type'] = 'application/x-www-form-urlencoded';
+ }
+
+ if (isFormData(request.body)) {
+ delete request.headers['Content-Type'];
+ }
+
+ if (isPlainObject(request.body)) {
+ request.body = JSON.stringify(request.body);
+ }
+
+ next(function (response) {
+
+ var contentType = response.headers['Content-Type'];
+
+ if (isString(contentType) && contentType.indexOf('application/json') === 0) {
+
+ try {
+ response.data = response.json();
+ } catch (e) {
+ response.data = null;
+ }
+ } else {
+ response.data = response.text();
+ }
+ });
+ }
+
+ function jsonpClient (request) {
+ return new Promise$1(function (resolve) {
+
+ var name = request.jsonp || 'callback',
+ callback = '_jsonp' + Math.random().toString(36).substr(2),
+ body = null,
+ handler,
+ script;
+
+ handler = function (event) {
+
+ var status = 0;
+
+ if (event.type === 'load' && body !== null) {
+ status = 200;
+ } else if (event.type === 'error') {
+ status = 404;
+ }
+
+ resolve(request.respondWith(body, { status: status }));
+
+ delete window[callback];
+ document.body.removeChild(script);
+ };
+
+ request.params[name] = callback;
+
+ window[callback] = function (result) {
+ body = JSON.stringify(result);
+ };
+
+ script = document.createElement('script');
+ script.src = request.getUrl();
+ script.type = 'text/javascript';
+ script.async = true;
+ script.onload = handler;
+ script.onerror = handler;
+
+ document.body.appendChild(script);
+ });
+ }
+
+ function jsonp (request, next) {
+
+ if (request.method == 'JSONP') {
+ request.client = jsonpClient;
+ }
+
+ next(function (response) {
+
+ if (request.method == 'JSONP') {
+ response.data = response.json();
+ }
+ });
+ }
+
+ function before (request, next) {
+
+ if (isFunction(request.before)) {
+ request.before.call(this, request);
+ }
+
+ next();
+ }
+
+ /**
+ * HTTP method override Interceptor.
+ */
+
+ function method (request, next) {
+
+ if (request.emulateHTTP && /^(PUT|PATCH|DELETE)$/i.test(request.method)) {
+ request.headers['X-HTTP-Method-Override'] = request.method;
+ request.method = 'POST';
+ }
+
+ next();
+ }
+
+ function header (request, next) {
+
+ request.method = request.method.toUpperCase();
+ request.headers = assign({}, Http.headers.common, !request.crossOrigin ? Http.headers.custom : {}, Http.headers[request.method.toLowerCase()], request.headers);
+
+ next();
+ }
+
+ /**
+ * Timeout Interceptor.
+ */
+
+ function timeout (request, next) {
+
+ var timeout;
+
+ if (request.timeout) {
+ timeout = setTimeout(function () {
+ request.abort();
+ }, request.timeout);
+ }
+
+ next(function (response) {
+
+ clearTimeout(timeout);
+ });
+ }
+
+ function xhrClient (request) {
+ return new Promise$1(function (resolve) {
+
+ var xhr = new XMLHttpRequest(),
+ handler = function (event) {
+
+ var response = request.respondWith('response' in xhr ? xhr.response : xhr.responseText, {
+ status: xhr.status === 1223 ? 204 : xhr.status, // IE9 status bug
+ statusText: xhr.status === 1223 ? 'No Content' : trim(xhr.statusText),
+ headers: parseHeaders(xhr.getAllResponseHeaders())
+ });
+
+ resolve(response);
+ };
+
+ request.abort = function () {
+ return xhr.abort();
+ };
+
+ xhr.open(request.method, request.getUrl(), true);
+ xhr.timeout = 0;
+ xhr.onload = handler;
+ xhr.onerror = handler;
+
+ if (request.progress) {
+ if (request.method === 'GET') {
+ xhr.addEventListener('progress', request.progress);
+ } else if (/^(POST|PUT)$/i.test(request.method)) {
+ xhr.upload.addEventListener('progress', request.progress);
+ }
+ }
+
+ if (request.credentials === true) {
+ xhr.withCredentials = true;
+ }
+
+ each(request.headers || {}, function (value, header) {
+ xhr.setRequestHeader(header, value);
+ });
+
+ xhr.send(request.getBody());
+ });
+ }
+
+ function parseHeaders(str) {
+
+ var headers = {},
+ value,
+ name,
+ i;
+
+ each(trim(str).split('\n'), function (row) {
+
+ i = row.indexOf(':');
+ name = trim(row.slice(0, i));
+ value = trim(row.slice(i + 1));
+
+ if (headers[name]) {
+
+ if (isArray(headers[name])) {
+ headers[name].push(value);
+ } else {
+ headers[name] = [headers[name], value];
+ }
+ } else {
+
+ headers[name] = value;
+ }
+ });
+
+ return headers;
+ }
+
+ function Client (context) {
+
+ var reqHandlers = [sendRequest],
+ resHandlers = [],
+ handler;
+
+ if (!isObject(context)) {
+ context = null;
+ }
+
+ function Client(request) {
+ return new Promise$1(function (resolve) {
+
+ function exec() {
+
+ handler = reqHandlers.pop();
+
+ if (isFunction(handler)) {
+ handler.call(context, request, next);
+ } else {
+ warn('Invalid interceptor of type ' + typeof handler + ', must be a function');
+ next();
+ }
+ }
+
+ function next(response) {
+
+ if (isFunction(response)) {
+
+ resHandlers.unshift(response);
+ } else if (isObject(response)) {
+
+ resHandlers.forEach(function (handler) {
+ response = when(response, function (response) {
+ return handler.call(context, response) || response;
+ });
+ });
+
+ when(response, resolve);
+
+ return;
+ }
+
+ exec();
+ }
+
+ exec();
+ }, context);
+ }
+
+ Client.use = function (handler) {
+ reqHandlers.push(handler);
+ };
+
+ return Client;
+ }
+
+ function sendRequest(request, resolve) {
+
+ var client = request.client || xhrClient;
+
+ resolve(client(request));
+ }
+
+ var classCallCheck = function (instance, Constructor) {
+ if (!(instance instanceof Constructor)) {
+ throw new TypeError("Cannot call a class as a function");
+ }
+ };
+
+ /**
+ * HTTP Response.
+ */
+
+ var Response = function () {
+ function Response(body, _ref) {
+ var url = _ref.url;
+ var headers = _ref.headers;
+ var status = _ref.status;
+ var statusText = _ref.statusText;
+ classCallCheck(this, Response);
+
+
+ this.url = url;
+ this.body = body;
+ this.headers = headers || {};
+ this.status = status || 0;
+ this.statusText = statusText || '';
+ this.ok = status >= 200 && status < 300;
+ }
+
+ Response.prototype.text = function text() {
+ return this.body;
+ };
+
+ Response.prototype.blob = function blob() {
+ return new Blob([this.body]);
+ };
+
+ Response.prototype.json = function json() {
+ return JSON.parse(this.body);
+ };
+
+ return Response;
+ }();
+
+ var Request = function () {
+ function Request(options) {
+ classCallCheck(this, Request);
+
+
+ this.method = 'GET';
+ this.body = null;
+ this.params = {};
+ this.headers = {};
+
+ assign(this, options);
+ }
+
+ Request.prototype.getUrl = function getUrl() {
+ return Url(this);
+ };
+
+ Request.prototype.getBody = function getBody() {
+ return this.body;
+ };
+
+ Request.prototype.respondWith = function respondWith(body, options) {
+ return new Response(body, assign(options || {}, { url: this.getUrl() }));
+ };
+
+ return Request;
+ }();
+
+ /**
+ * Service for sending network requests.
+ */
+
+ var CUSTOM_HEADERS = { 'X-Requested-With': 'XMLHttpRequest' };
+ var COMMON_HEADERS = { 'Accept': 'application/json, text/plain, */*' };
+ var JSON_CONTENT_TYPE = { 'Content-Type': 'application/json;charset=utf-8' };
+
+ function Http(options) {
+
+ var self = this || {},
+ client = Client(self.$vm);
+
+ defaults(options || {}, self.$options, Http.options);
+
+ Http.interceptors.forEach(function (handler) {
+ client.use(handler);
+ });
+
+ return client(new Request(options)).then(function (response) {
+
+ return response.ok ? response : Promise$1.reject(response);
+ }, function (response) {
+
+ if (response instanceof Error) {
+ error(response);
+ }
+
+ return Promise$1.reject(response);
+ });
+ }
+
+ Http.options = {};
+
+ Http.headers = {
+ put: JSON_CONTENT_TYPE,
+ post: JSON_CONTENT_TYPE,
+ patch: JSON_CONTENT_TYPE,
+ delete: JSON_CONTENT_TYPE,
+ custom: CUSTOM_HEADERS,
+ common: COMMON_HEADERS
+ };
+
+ Http.interceptors = [before, timeout, method, body, jsonp, header, cors];
+
+ ['get', 'delete', 'head', 'jsonp'].forEach(function (method) {
+
+ Http[method] = function (url, options) {
+ return this(assign(options || {}, { url: url, method: method }));
+ };
+ });
+
+ ['post', 'put', 'patch'].forEach(function (method) {
+
+ Http[method] = function (url, body, options) {
+ return this(assign(options || {}, { url: url, method: method, body: body }));
+ };
+ });
+
+ function Resource(url, params, actions, options) {
+
+ var self = this || {},
+ resource = {};
+
+ actions = assign({}, Resource.actions, actions);
+
+ each(actions, function (action, name) {
+
+ action = merge({ url: url, params: params || {} }, options, action);
+
+ resource[name] = function () {
+ return (self.$http || Http)(opts(action, arguments));
+ };
+ });
+
+ return resource;
+ }
+
+ function opts(action, args) {
+
+ var options = assign({}, action),
+ params = {},
+ body;
+
+ switch (args.length) {
+
+ case 2:
+
+ params = args[0];
+ body = args[1];
+
+ break;
+
+ case 1:
+
+ if (/^(POST|PUT|PATCH)$/i.test(options.method)) {
+ body = args[0];
+ } else {
+ params = args[0];
+ }
+
+ break;
+
+ case 0:
+
+ break;
+
+ default:
+
+ throw 'Expected up to 4 arguments [params, body], got ' + args.length + ' arguments';
+ }
+
+ options.body = body;
+ options.params = assign({}, options.params, params);
+
+ return options;
+ }
+
+ Resource.actions = {
+
+ get: { method: 'GET' },
+ save: { method: 'POST' },
+ query: { method: 'GET' },
+ update: { method: 'PUT' },
+ remove: { method: 'DELETE' },
+ delete: { method: 'DELETE' }
+
+ };
+
+ function plugin(Vue) {
+
+ if (plugin.installed) {
+ return;
+ }
+
+ Util(Vue);
+
+ Vue.url = Url;
+ Vue.http = Http;
+ Vue.resource = Resource;
+ Vue.Promise = Promise$1;
+
+ Object.defineProperties(Vue.prototype, {
+
+ $url: {
+ get: function () {
+ return options(Vue.url, this, this.$options.url);
+ }
+ },
+
+ $http: {
+ get: function () {
+ return options(Vue.http, this, this.$options.http);
+ }
+ },
+
+ $resource: {
+ get: function () {
+ return Vue.resource.bind(this);
+ }
+ },
+
+ $promise: {
+ get: function () {
+ var _this = this;
+
+ return function (executor) {
+ return new Vue.Promise(executor, _this);
+ };
+ }
+ }
+
+ });
+ }
+
+ if (typeof window !== 'undefined' && window.Vue) {
+ window.Vue.use(plugin);
+ }
+
+ return plugin;
+
+}));
diff --git a/vendor/assets/javascripts/vue.js b/vendor/assets/javascripts/vue.js
index 54e00154633..7ae95897a01 100644
--- a/vendor/assets/javascripts/vue.js
+++ b/vendor/assets/javascripts/vue.js
@@ -3,6 +3,10071 @@
* (c) 2016 Evan You
* Released under the MIT License.
*/
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i=os.test(e)?"important":"";i?(e=e.replace(os,"").trim(),this.el.style.setProperty(t.kebab,e,i)):this.el.style[t.camel]=e}else this.el.style[t.camel]=""}},cs="http://www.w3.org/1999/xlink",us=/^xlink:/,fs=/^v-|^:|^@|^(?:is|transition|transition-mode|debounce|track-by|stagger|enter-stagger|leave-stagger)$/,ps=/^(?:value|checked|selected|muted)$/,ds=/^(?:draggable|contenteditable|spellcheck)$/,vs={value:"_value","true-value":"_trueValue","false-value":"_falseValue"},ms={priority:Hr,bind:function(){var t=this.arg,e=this.el.tagName;t||(this.deep=!0);var i=this.descriptor,n=i.interp;n&&(i.hasOneTime&&(this.expression=j(n,this._scope||this.vm)),(fs.test(t)||"name"===t&&("PARTIAL"===e||"SLOT"===e))&&(this.el.removeAttribute(t),this.invalid=!0))},update:function(t){
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t=this.el;this.vm.$once("pre-hook:compiled",function(){t.removeAttribute("v-cloak")})}},bs={text:kr,html:Dr,"for":qr,"if":Qr,show:Gr,model:es,on:ns,bind:ms,el:gs,ref:_s,cloak:ys},ws={deep:!0,update:function(t){t?"string"==typeof t?this.setClass(t.trim().split(/\s+/)):this.setClass(_e(t)):this.cleanup()},setClass:function(t){this.cleanup(t);for(var e=0,i=t.length;i>e;e++){var n=t[e];n&&ye(this.el,n,X)}this.prevKeys=t},cleanup:function(t){var e=this.prevKeys;if(e)for(var i=e.length;i--;){var n=e[i];(!t||t.indexOf(n)<0)&&ye(this.el,n,Y)}}},Cs={priority:Vr,params:["keep-alive","transition-mode","inline-template"],bind:function(){this.el.__vue__||(this.keepAlive=this.params.keepAlive,this.keepAlive&&(this.cache={}),this.params.inlineTemplate&&(this.inlineTemplate=K(this.el,!0)),this.pendingComponentCb=this.Component=null,this.pendingRemovals=0,this.pendingRemovalCb=null,this.anchor=nt("v-component"),J(this.el,this.anchor),this.el.removeAttribute("is"),this.el.removeAttribute(":is"),this.descriptor.ref&&this.el.removeAttribute("v-ref:"+u(this.descriptor.ref)),this.literal&&this.setComponent(this.expression))},update:function(t){this.literal||this.setComponent(t)},setComponent:function(t,e){if(this.invalidatePending(),t){var i=this;this.resolveComponent(t,function(){i.mountComponent(e)})}else this.unbuild(!0),this.remove(this.childVM,e),this.childVM=null},resolveComponent:function(t,e){var i=this;this.pendingComponentCb=w(function(n){i.ComponentName=n.options.name||("string"==typeof t?t:null),i.Component=n,e()}),this.vm._resolveComponent(t,this.pendingComponentCb)},mountComponent:function(t){this.unbuild(!0);var e=this,i=this.Component.options.activate,n=this.getCached(),r=this.build();i&&!n?(this.waitingFor=r,be(i,r,function(){e.waitingFor===r&&(e.waitingFor=null,e.transition(r,t))})):(n&&r._updateRef(),this.transition(r,t))},invalidatePending:function(){this.pendingComponentCb&&(this.pendingComponentCb.cancel(),this.pendingComponentCb=null)},build:function(t){var e=this.getCached();if(e)return e;if(this.Component){var i={name:this.ComponentName,el:Zt(this.el),template:this.inlineTemplate,parent:this._host||this.vm,_linkerCachable:!this.inlineTemplate,_ref:this.descriptor.ref,_asComponent:!0,_isRouterView:this._isRouterView,_context:this.vm,_scope:this._scope,_frag:this._frag};t&&v(i,t);var n=new this.Component(i);return this.keepAlive&&(this.cache[this.Component.cid]=n),n}},getCached:function(){return this.keepAlive&&this.cache[this.Component.cid]},unbuild:function(t){this.waitingFor&&(this.keepAlive||this.waitingFor.$destroy(),this.waitingFor=null);var e=this.childVM;return!e||this.keepAlive?void(e&&(e._inactive=!0,e._updateRef(!0))):void e.$destroy(!1,t)},remove:function(t,e){var i=this.keepAlive;if(t){this.pendingRemovals++,this.pendingRemovalCb=e;var n=this;t.$remove(function(){n.pendingRemovals--,i||t._cleanup(),!n.pendingRemovals&&n.pendingRemovalCb&&(n.pendingRemovalCb(),n.pendingRemovalCb=null)})}else e&&e()},transition:function(t,e){var i=this,n=this.childVM;switch(n&&(n._inactive=!0),t._inactive=!1,this.childVM=t,i.params.transitionMode){case"in-out":t.$before(i.anchor,function(){i.remove(n,e)});break;case"out-in":i.remove(n,function(){t.$before(i.anchor,e)});break;default:i.remove(n),t.$before(i.anchor,e)}},unbind:function(){if(this.invalidatePending(),this.unbuild(),this.cache){for(var t 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Ut(t,n,function(t){o.set(t)},{sync:!0})})}},unbind:function(){this.parentWatcher.teardown(),this.childWatcher&&this.childWatcher.teardown()}},Ts=[],Ns=!1,js="transition",Es="animation",Ss=Ji+"Duration",Fs=Qi+"Duration",Ds=Ri&&window.requestAnimationFrame,Ps=Ds?function(t){Ds(function(){Ds(t)})}:function(t){setTimeout(t,50)},Rs=Se.prototype;Rs.enter=function(t,e){this.cancelPending(),this.callHook("beforeEnter"),this.cb=e,X(this.el,this.enterClass),t(),this.entered=!1,this.callHookWithCb("enter"),this.entered||(this.cancel=this.hooks&&this.hooks.enterCancelled,je(this.enterNextTick))},Rs.enterNextTick=function(){var t=this;this.justEntered=!0,Ps(function(){t.justEntered=!1});var e=this.enterDone,i=this.getCssTransitionType(this.enterClass);this.pendingJsCb?i===js&&Y(this.el,this.enterClass):i===js?(Y(this.el,this.enterClass),this.setupCssCb(qi,e)):i===Es?this.setupCssCb(Gi,e):e()},Rs.enterDone=function(){this.entered=!0,this.cancel=this.pendingJsCb=null,Y(this.el,this.enterClass),this.callHook("afterEnter"),this.cb&&this.cb()},Rs.leave=function(t,e){this.cancelPending(),this.callHook("beforeLeave"),this.op=t,this.cb=e,X(this.el,this.leaveClass),this.left=!1,this.callHookWithCb("leave"),this.left||(this.cancel=this.hooks&&this.hooks.leaveCancelled,this.op&&!this.pendingJsCb&&(this.justEntered?this.leaveDone():je(this.leaveNextTick)))},Rs.leaveNextTick=function(){var t=this.getCssTransitionType(this.leaveClass);if(t){var e=t===js?qi:Gi;this.setupCssCb(e,this.leaveDone)}else this.leaveDone()},Rs.leaveDone=function(){this.left=!0,this.cancel=this.pendingJsCb=null,this.op(),Y(this.el,this.leaveClass),this.callHook("afterLeave"),this.cb&&this.cb(),this.op=null},Rs.cancelPending=function(){this.op=this.cb=null;var t=!1;this.pendingCssCb&&(t=!0,Q(this.el,this.pendingCssEvent,this.pendingCssCb),this.pendingCssEvent=this.pendingCssCb=null),this.pendingJsCb&&(t=!0,this.pendingJsCb.cancel(),this.pendingJsCb=null),t&&(Y(this.el,this.enterClass),Y(this.el,this.leaveClass)),this.cancel&&(this.cancel.call(this.vm,this.el),this.cancel=null)},Rs.callHook=function(t){this.hooks&&this.hooks[t]&&this.hooks[t].call(this.vm,this.el)},Rs.callHookWithCb=function(t){var e=this.hooks&&this.hooks[t];e&&(e.length>1&&(this.pendingJsCb=w(this[t+"Done"])),e.call(this.vm,this.el,this.pendingJsCb))},Rs.getCssTransitionType=function(t){if(!(!qi||document.hidden||this.hooks&&this.hooks.css===!1||Fe(this.el))){var e=this.type||this.typeCache[t];if(e)return e;var i=this.el.style,n=window.getComputedStyle(this.el),r=i[Ss]||n[Ss];if(r&&"0s"!==r)e=js;else{var s=i[Fs]||n[Fs];s&&"0s"!==s&&(e=Es)}return e&&(this.typeCache[t]=e),e}},Rs.setupCssCb=function(t,e){this.pendingCssEvent=t;var i=this,n=this.el,r=this.pendingCssCb=function(s){s.target===n&&(Q(n,t,r),i.pendingCssEvent=i.pendingCssCb=null,!i.pendingJsCb&&e&&e())};q(n,t,r)};var Ls={priority:Ir,update:function(t,e){var i=this.el,n=gt(this.vm.$options,"transitions",t);t=t||"v",e=e||"v",i.__v_trans=new Se(i,t,n,this.vm),Y(i,e+"-transition"),X(i,t+"-transition")}},Hs={style:ls,"class":ws,component:Cs,prop:Os,transition:Ls},Is=/^v-bind:|^:/,Ms=/^v-on:|^@/,Vs=/^v-([^:]+)(?:$|:(.*)$)/,Bs=/\.[^\.]+/g,Ws=/^(v-bind:|:)?transition$/,zs=1e3,Us=2e3;Ye.terminal=!0;var Js=/[^\w\-:\.]/,qs=Object.freeze({compile:De,compileAndLinkProps:Ie,compileRoot:Me,transclude:si,resolveSlots:li}),Qs=/^v-on:|^@/;di.prototype._bind=function(){var t=this.name,e=this.descriptor;if(("cloak"!==t||this.vm._isCompiled)&&this.el&&this.el.removeAttribute){var i=e.attr||"v-"+t;this.el.removeAttribute(i)}var n=e.def;if("function"==typeof n?this.update=n:v(this,n),this._setupParams(),this.bind&&this.bind(),this._bound=!0,this.literal)this.update&&this.update(e.raw);else if((this.expression||this.modifiers)&&(this.update||this.twoWay)&&!this._checkStatement()){var r=this;this.update?this._update=function(t,e){r._locked||r.update(t,e)}:this._update=pi;var s=this._preProcess?p(this._preProcess,this):null,o=this._postProcess?p(this._postProcess,this):null,a=this._watcher=new Ut(this.vm,this.expression,this._update,{filters:this.filters,twoWay:this.twoWay,deep:this.deep,preProcess:s,postProcess:o,scope:this._scope});this.afterBind?this.afterBind():this.update&&this.update(a.value)}},di.prototype._setupParams=function(){if(this.params){var t=this.params;this.params=Object.create(null);for(var e,i,n,r=t.length;r--;)e=u(t[r]),n=l(e),i=M(this.el,e),null!=i?this._setupParamWatcher(n,i):(i=I(this.el,e),null!=i&&(this.params[n]=""===i?!0:i))}},di.prototype._setupParamWatcher=function(t,e){var i=this,n=!1,r=(this._scope||this.vm).$watch(e,function(e,r){if(i.params[t]=e,n){var s=i.paramWatchers&&i.paramWatchers[t];s&&s.call(i,e,r)}else n=!0},{immediate:!0,user:!1});(this._paramUnwatchFns||(this._paramUnwatchFns=[])).push(r)},di.prototype._checkStatement=function(){var t=this.expression;if(t&&this.acceptStatement&&!Mt(t)){var e=It(t).get,i=this._scope||this.vm,n=function(t){i.$event=t,e.call(i,i),i.$event=null};return this.filters&&(n=i._applyFilters(n,null,this.filters)),this.update(n),!0}},di.prototype.set=function(t){this.twoWay&&this._withLock(function(){this._watcher.set(t)})},di.prototype._withLock=function(t){var e=this;e._locked=!0,t.call(e),Yi(function(){e._locked=!1})},di.prototype.on=function(t,e,i){q(this.el,t,e,i),(this._listeners||(this._listeners=[])).push([t,e])},di.prototype._teardown=function(){if(this._bound){this._bound=!1,this.unbind&&this.unbind(),this._watcher&&this._watcher.teardown();var t,e=this._listeners;if(e)for(t=e.length;t--;)Q(this.el,e[t][0],e[t][1]);var i=this._paramUnwatchFns;if(i)for(t=i.length;t--;)i[t]();this.vm=this.el=this._watcher=this._listeners=null}};var Gs=/[^|]\|[^|]/;xt(wi),ui(wi),fi(wi),vi(wi),mi(wi),gi(wi),_i(wi),yi(wi),bi(wi);var Zs={priority:Ur,params:["name"],bind:function(){var t=this.params.name||"default",e=this.vm._slotContents&&this.vm._slotContents[t];e&&e.hasChildNodes()?this.compile(e.cloneNode(!0),this.vm._context,this.vm):this.fallback()},compile:function(t,e,i){if(t&&e){if(this.el.hasChildNodes()&&1===t.childNodes.length&&1===t.childNodes[0].nodeType&&t.childNodes[0].hasAttribute("v-if")){var n=document.createElement("template");n.setAttribute("v-else",""),n.innerHTML=this.el.innerHTML,n._context=this.vm,t.appendChild(n)}var r=i?i._scope:this._scope;this.unlink=e.$compile(t,i,r,this._frag)}t?J(this.el,t):z(this.el)},fallback:function(){this.compile(K(this.el,!0),this.vm)},unbind:function(){this.unlink&&this.unlink()}},Xs={priority:Br,params:["name"],paramWatchers:{name:function(t){Qr.remove.call(this),t&&this.insert(t)}},bind:function(){this.anchor=nt("v-partial"),J(this.el,this.anchor),this.insert(this.params.name)},insert:function(t){var e=gt(this.vm.$options,"partials",t,!0);e&&(this.factory=new se(this.vm,e),Qr.insert.call(this))},unbind:function(){this.frag&&this.frag.destroy()}},Ys={slot:Zs,partial:Xs},Ks=qr._postProcess,to=/(\d{3})(?=\d)/g,eo={orderBy:ki,filterBy:$i,limitBy:Ci,json:{read:function(t,e){return"string"==typeof t?t:JSON.stringify(t,null,arguments.length>1?e:2)},write:function(t){try{return JSON.parse(t)}catch(e){return t}}},capitalize:function(t){return t||0===t?(t=t.toString(),t.charAt(0).toUpperCase()+t.slice(1)):""},uppercase:function(t){return t||0===t?t.toString().toUpperCase():""},lowercase:function(t){return t||0===t?t.toString().toLowerCase():""},currency:function(t,e,i){if(t=parseFloat(t),!isFinite(t)||!t&&0!==t)return"";e=null!=e?e:"$",i=null!=i?i:2;var n=Math.abs(t).toFixed(i),r=i?n.slice(0,-1-i):n,s=r.length%3,o=s>0?r.slice(0,s)+(r.length>3?",":""):"",a=i?n.slice(-1-i):"",h=0>t?"-":"";return h+e+o+r.slice(s).replace(to,"$1,")+a},pluralize:function(t){var e=d(arguments,1),i=e.length;if(i>1){var n=t%10-1;return n in e?e[n]:e[i-1]}return e[0]+(1===t?"":"s")},debounce:function(t,e){return t?(e||(e=300),y(t,e)):void 0}};return Ai(wi),wi.version="1.0.26",setTimeout(function(){An.devtools&&Li&&Li.emit("init",wi)},0),wi});
+(function (global, factory) {
+ typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+ typeof define === 'function' && define.amd ? define(factory) :
+ (global.Vue = factory());
+}(this, function () { 'use strict';
+
+ function set(obj, key, val) {
+ if (hasOwn(obj, key)) {
+ obj[key] = val;
+ return;
+ }
+ if (obj._isVue) {
+ set(obj._data, key, val);
+ return;
+ }
+ var ob = obj.__ob__;
+ if (!ob) {
+ obj[key] = val;
+ return;
+ }
+ ob.convert(key, val);
+ ob.dep.notify();
+ if (ob.vms) {
+ var i = ob.vms.length;
+ while (i--) {
+ var vm = ob.vms[i];
+ vm._proxy(key);
+ vm._digest();
+ }
+ }
+ return val;
+ }
+
+ /**
+ * Delete a property and trigger change if necessary.
+ *
+ * @param {Object} obj
+ * @param {String} key
+ */
+
+ function del(obj, key) {
+ if (!hasOwn(obj, key)) {
+ return;
+ }
+ delete obj[key];
+ var ob = obj.__ob__;
+ if (!ob) {
+ if (obj._isVue) {
+ delete obj._data[key];
+ obj._digest();
+ }
+ return;
+ }
+ ob.dep.notify();
+ if (ob.vms) {
+ var i = ob.vms.length;
+ while (i--) {
+ var vm = ob.vms[i];
+ vm._unproxy(key);
+ vm._digest();
+ }
+ }
+ }
+
+ var hasOwnProperty = Object.prototype.hasOwnProperty;
+ /**
+ * Check whether the object has the property.
+ *
+ * @param {Object} obj
+ * @param {String} key
+ * @return {Boolean}
+ */
+
+ function hasOwn(obj, key) {
+ return hasOwnProperty.call(obj, key);
+ }
+
+ /**
+ * Check if an expression is a literal value.
+ *
+ * @param {String} exp
+ * @return {Boolean}
+ */
+
+ var literalValueRE = /^\s?(true|false|-?[\d\.]+|'[^']*'|"[^"]*")\s?$/;
+
+ function isLiteral(exp) {
+ return literalValueRE.test(exp);
+ }
+
+ /**
+ * Check if a string starts with $ or _
+ *
+ * @param {String} str
+ * @return {Boolean}
+ */
+
+ function isReserved(str) {
+ var c = (str + '').charCodeAt(0);
+ return c === 0x24 || c === 0x5F;
+ }
+
+ /**
+ * Guard text output, make sure undefined outputs
+ * empty string
+ *
+ * @param {*} value
+ * @return {String}
+ */
+
+ function _toString(value) {
+ return value == null ? '' : value.toString();
+ }
+
+ /**
+ * Check and convert possible numeric strings to numbers
+ * before setting back to data
+ *
+ * @param {*} value
+ * @return {*|Number}
+ */
+
+ function toNumber(value) {
+ if (typeof value !== 'string') {
+ return value;
+ } else {
+ var parsed = Number(value);
+ return isNaN(parsed) ? value : parsed;
+ }
+ }
+
+ /**
+ * Convert string boolean literals into real booleans.
+ *
+ * @param {*} value
+ * @return {*|Boolean}
+ */
+
+ function toBoolean(value) {
+ return value === 'true' ? true : value === 'false' ? false : value;
+ }
+
+ /**
+ * Strip quotes from a string
+ *
+ * @param {String} str
+ * @return {String | false}
+ */
+
+ function stripQuotes(str) {
+ var a = str.charCodeAt(0);
+ var b = str.charCodeAt(str.length - 1);
+ return a === b && (a === 0x22 || a === 0x27) ? str.slice(1, -1) : str;
+ }
+
+ /**
+ * Camelize a hyphen-delmited string.
+ *
+ * @param {String} str
+ * @return {String}
+ */
+
+ var camelizeRE = /-(\w)/g;
+
+ function camelize(str) {
+ return str.replace(camelizeRE, toUpper);
+ }
+
+ function toUpper(_, c) {
+ return c ? c.toUpperCase() : '';
+ }
+
+ /**
+ * Hyphenate a camelCase string.
+ *
+ * @param {String} str
+ * @return {String}
+ */
+
+ var hyphenateRE = /([a-z\d])([A-Z])/g;
+
+ function hyphenate(str) {
+ return str.replace(hyphenateRE, '$1-$2').toLowerCase();
+ }
+
+ /**
+ * Converts hyphen/underscore/slash delimitered names into
+ * camelized classNames.
+ *
+ * e.g. my-component => MyComponent
+ * some_else => SomeElse
+ * some/comp => SomeComp
+ *
+ * @param {String} str
+ * @return {String}
+ */
+
+ var classifyRE = /(?:^|[-_\/])(\w)/g;
+
+ function classify(str) {
+ return str.replace(classifyRE, toUpper);
+ }
+
+ /**
+ * Simple bind, faster than native
+ *
+ * @param {Function} fn
+ * @param {Object} ctx
+ * @return {Function}
+ */
+
+ 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.
+ *
+ * @param {Array-like} list
+ * @param {Number} [start] - start index
+ * @return {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.
+ *
+ * @param {Object} to
+ * @param {Object} from
+ */
+
+ function extend(to, from) {
+ var keys = Object.keys(from);
+ var i = keys.length;
+ while (i--) {
+ to[keys[i]] = from[keys[i]];
+ }
+ 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.
+ *
+ * @param {*} obj
+ * @return {Boolean}
+ */
+
+ function isObject(obj) {
+ return obj !== null && typeof obj === 'object';
+ }
+
+ /**
+ * Strict object type check. Only returns true
+ * for plain JavaScript objects.
+ *
+ * @param {*} obj
+ * @return {Boolean}
+ */
+
+ var toString = Object.prototype.toString;
+ var OBJECT_STRING = '[object Object]';
+
+ function isPlainObject(obj) {
+ return toString.call(obj) === OBJECT_STRING;
+ }
+
+ /**
+ * Array type check.
+ *
+ * @param {*} obj
+ * @return {Boolean}
+ */
+
+ var isArray = Array.isArray;
+
+ /**
+ * Define a property.
+ *
+ * @param {Object} obj
+ * @param {String} key
+ * @param {*} val
+ * @param {Boolean} [enumerable]
+ */
+
+ function def(obj, key, val, enumerable) {
+ Object.defineProperty(obj, key, {
+ value: val,
+ enumerable: !!enumerable,
+ writable: true,
+ configurable: true
+ });
+ }
+
+ /**
+ * Debounce a function so it only gets called after the
+ * input stops arriving after the given wait period.
+ *
+ * @param {Function} func
+ * @param {Number} wait
+ * @return {Function} - the debounced function
+ */
+
+ function _debounce(func, wait) {
+ var timeout, args, context, timestamp, result;
+ var later = function later() {
+ var last = Date.now() - timestamp;
+ if (last < wait && last >= 0) {
+ timeout = setTimeout(later, wait - last);
+ } else {
+ timeout = null;
+ result = func.apply(context, args);
+ if (!timeout) context = args = null;
+ }
+ };
+ return function () {
+ context = this;
+ args = arguments;
+ timestamp = Date.now();
+ if (!timeout) {
+ timeout = setTimeout(later, wait);
+ }
+ return result;
+ };
+ }
+
+ /**
+ * Manual indexOf because it's slightly faster than
+ * native.
+ *
+ * @param {Array} arr
+ * @param {*} obj
+ */
+
+ function indexOf(arr, obj) {
+ var i = arr.length;
+ while (i--) {
+ if (arr[i] === obj) return i;
+ }
+ return -1;
+ }
+
+ /**
+ * Make a cancellable version of an async callback.
+ *
+ * @param {Function} fn
+ * @return {Function}
+ */
+
+ function cancellable(fn) {
+ var cb = function cb() {
+ if (!cb.cancelled) {
+ return fn.apply(this, arguments);
+ }
+ };
+ cb.cancel = function () {
+ cb.cancelled = true;
+ };
+ return cb;
+ }
+
+ /**
+ * Check if two values are loosely equal - that is,
+ * if they are plain objects, do they have the same shape?
+ *
+ * @param {*} a
+ * @param {*} b
+ * @return {Boolean}
+ */
+
+ function looseEqual(a, b) {
+ /* eslint-disable eqeqeq */
+ return a == b || (isObject(a) && isObject(b) ? JSON.stringify(a) === JSON.stringify(b) : false);
+ /* eslint-enable eqeqeq */
+ }
+
+ 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 isIE = UA && UA.indexOf('trident') > 0;
+ var isIE9 = UA && UA.indexOf('msie 9.0') > 0;
+ var isAndroid = UA && UA.indexOf('android') > 0;
+ var isIos = UA && /(iphone|ipad|ipod|ios)/i.test(UA);
+ var iosVersionMatch = isIos && UA.match(/os ([\d_]+)/);
+ var iosVersion = iosVersionMatch && iosVersionMatch[1].split('_');
+
+ // detecting iOS UIWebView by indexedDB
+ var hasMutationObserverBug = iosVersion && Number(iosVersion[0]) >= 9 && Number(iosVersion[1]) >= 3 && !window.indexedDB;
+
+ var transitionProp = undefined;
+ var transitionEndEvent = undefined;
+ var animationProp = undefined;
+ var animationEndEvent = undefined;
+
+ // Transition property/event sniffing
+ if (inBrowser && !isIE9) {
+ var isWebkitTrans = window.ontransitionend === undefined && window.onwebkittransitionend !== undefined;
+ var isWebkitAnim = window.onanimationend === undefined && window.onwebkitanimationend !== undefined;
+ transitionProp = isWebkitTrans ? 'WebkitTransition' : 'transition';
+ transitionEndEvent = isWebkitTrans ? 'webkitTransitionEnd' : 'transitionend';
+ animationProp = isWebkitAnim ? 'WebkitAnimation' : 'animation';
+ animationEndEvent = isWebkitAnim ? 'webkitAnimationEnd' : 'animationend';
+ }
+
+ /**
+ * 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;
+ function nextTickHandler() {
+ pending = false;
+ var copies = callbacks.slice(0);
+ callbacks = [];
+ for (var i = 0; i < copies.length; i++) {
+ copies[i]();
+ }
+ }
+
+ /* istanbul ignore if */
+ if (typeof MutationObserver !== 'undefined' && !hasMutationObserverBug) {
+ var counter = 1;
+ var observer = new MutationObserver(nextTickHandler);
+ var textNode = document.createTextNode(counter);
+ observer.observe(textNode, {
+ characterData: true
+ });
+ timerFunc = function () {
+ counter = (counter + 1) % 2;
+ textNode.data = 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 = undefined;
+ /* istanbul ignore if */
+ if (typeof Set !== 'undefined' && Set.toString().match(/native code/)) {
+ // use native Set when available.
+ _Set = Set;
+ } else {
+ // a non-standard Set polyfill that only works with primitive keys.
+ _Set = function () {
+ this.set = Object.create(null);
+ };
+ _Set.prototype.has = function (key) {
+ return this.set[key] !== undefined;
+ };
+ _Set.prototype.add = function (key) {
+ this.set[key] = 1;
+ };
+ _Set.prototype.clear = function () {
+ this.set = Object.create(null);
+ };
+ }
+
+ function Cache(limit) {
+ this.size = 0;
+ this.limit = limit;
+ this.head = this.tail = undefined;
+ this._keymap = Object.create(null);
+ }
+
+ var p = Cache.prototype;
+
+ /**
+ * Put <value> into the cache associated with <key>.
+ * Returns the entry which was removed to make room for
+ * the new entry. Otherwise undefined is returned.
+ * (i.e. if there was enough room already).
+ *
+ * @param {String} key
+ * @param {*} value
+ * @return {Entry|undefined}
+ */
+
+ p.put = function (key, value) {
+ var removed;
+
+ var entry = this.get(key, true);
+ if (!entry) {
+ if (this.size === this.limit) {
+ removed = this.shift();
+ }
+ entry = {
+ key: key
+ };
+ this._keymap[key] = entry;
+ if (this.tail) {
+ this.tail.newer = entry;
+ entry.older = this.tail;
+ } else {
+ this.head = entry;
+ }
+ this.tail = entry;
+ this.size++;
+ }
+ entry.value = value;
+
+ return removed;
+ };
+
+ /**
+ * Purge the least recently used (oldest) entry from the
+ * cache. Returns the removed entry or undefined if the
+ * cache was empty.
+ */
+
+ p.shift = function () {
+ var entry = this.head;
+ if (entry) {
+ this.head = this.head.newer;
+ this.head.older = undefined;
+ entry.newer = entry.older = undefined;
+ this._keymap[entry.key] = undefined;
+ this.size--;
+ }
+ return entry;
+ };
+
+ /**
+ * Get and register recent use of <key>. Returns the value
+ * associated with <key> or undefined if not in cache.
+ *
+ * @param {String} key
+ * @param {Boolean} returnEntry
+ * @return {Entry|*}
+ */
+
+ p.get = function (key, returnEntry) {
+ var entry = this._keymap[key];
+ if (entry === undefined) return;
+ if (entry === this.tail) {
+ return returnEntry ? entry : entry.value;
+ }
+ // HEAD--------------TAIL
+ // <.older .newer>
+ // <--- add direction --
+ // A B C <D> E
+ if (entry.newer) {
+ if (entry === this.head) {
+ this.head = entry.newer;
+ }
+ entry.newer.older = entry.older; // C <-- E.
+ }
+ if (entry.older) {
+ entry.older.newer = entry.newer; // C. --> E
+ }
+ entry.newer = undefined; // D --x
+ entry.older = this.tail; // D. --> E
+ if (this.tail) {
+ this.tail.newer = entry; // E. <-- D
+ }
+ this.tail = entry;
+ return returnEntry ? entry : entry.value;
+ };
+
+ var cache$1 = new Cache(1000);
+ var filterTokenRE = /[^\s'"]+|'[^']*'|"[^"]*"/g;
+ var reservedArgRE = /^in$|^-?\d+/;
+
+ /**
+ * Parser state
+ */
+
+ var str;
+ var dir;
+ var c;
+ var prev;
+ var i;
+ var l;
+ var lastFilterIndex;
+ var inSingle;
+ var inDouble;
+ var curly;
+ var square;
+ var paren;
+ /**
+ * Push a filter to the current directive object
+ */
+
+ function pushFilter() {
+ var exp = str.slice(lastFilterIndex, i).trim();
+ var filter;
+ if (exp) {
+ filter = {};
+ var tokens = exp.match(filterTokenRE);
+ filter.name = tokens[0];
+ if (tokens.length > 1) {
+ filter.args = tokens.slice(1).map(processFilterArg);
+ }
+ }
+ if (filter) {
+ (dir.filters = dir.filters || []).push(filter);
+ }
+ lastFilterIndex = i + 1;
+ }
+
+ /**
+ * Check if an argument is dynamic and strip quotes.
+ *
+ * @param {String} arg
+ * @return {Object}
+ */
+
+ function processFilterArg(arg) {
+ if (reservedArgRE.test(arg)) {
+ return {
+ value: toNumber(arg),
+ dynamic: false
+ };
+ } else {
+ var stripped = stripQuotes(arg);
+ var dynamic = stripped === arg;
+ return {
+ value: dynamic ? arg : stripped,
+ dynamic: dynamic
+ };
+ }
+ }
+
+ /**
+ * Parse a directive value and extract the expression
+ * and its filters into a descriptor.
+ *
+ * Example:
+ *
+ * "a + 1 | uppercase" will yield:
+ * {
+ * expression: 'a + 1',
+ * filters: [
+ * { name: 'uppercase', args: null }
+ * ]
+ * }
+ *
+ * @param {String} s
+ * @return {Object}
+ */
+
+ function parseDirective(s) {
+ var hit = cache$1.get(s);
+ if (hit) {
+ return hit;
+ }
+
+ // reset parser state
+ str = s;
+ inSingle = inDouble = false;
+ curly = square = paren = 0;
+ lastFilterIndex = 0;
+ dir = {};
+
+ for (i = 0, l = str.length; i < l; i++) {
+ prev = c;
+ c = str.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
+ str.charCodeAt(i + 1) !== 0x7C && str.charCodeAt(i - 1) !== 0x7C) {
+ if (dir.expression == null) {
+ // first filter, end of expression
+ lastFilterIndex = i + 1;
+ dir.expression = str.slice(0, i).trim();
+ } else {
+ // already has filter
+ 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 (dir.expression == null) {
+ dir.expression = str.slice(0, i).trim();
+ } else if (lastFilterIndex !== 0) {
+ pushFilter();
+ }
+
+ cache$1.put(s, dir);
+ return dir;
+ }
+
+var directive = Object.freeze({
+ parseDirective: parseDirective
+ });
+
+ var regexEscapeRE = /[-.*+?^${}()|[\]\/\\]/g;
+ var cache = undefined;
+ var tagRE = undefined;
+ var htmlRE = undefined;
+ /**
+ * Escape a string so it can be used in a RegExp
+ * constructor.
+ *
+ * @param {String} str
+ */
+
+ function escapeRegex(str) {
+ return str.replace(regexEscapeRE, '\\$&');
+ }
+
+ function compileRegex() {
+ var open = escapeRegex(config.delimiters[0]);
+ var close = escapeRegex(config.delimiters[1]);
+ var unsafeOpen = escapeRegex(config.unsafeDelimiters[0]);
+ var unsafeClose = escapeRegex(config.unsafeDelimiters[1]);
+ tagRE = new RegExp(unsafeOpen + '((?:.|\\n)+?)' + unsafeClose + '|' + open + '((?:.|\\n)+?)' + close, 'g');
+ htmlRE = new RegExp('^' + unsafeOpen + '((?:.|\\n)+?)' + unsafeClose + '$');
+ // reset cache
+ cache = new Cache(1000);
+ }
+
+ /**
+ * Parse a template text string into an array of tokens.
+ *
+ * @param {String} text
+ * @return {Array<Object> | null}
+ * - {String} type
+ * - {String} value
+ * - {Boolean} [html]
+ * - {Boolean} [oneTime]
+ */
+
+ function parseText(text) {
+ if (!cache) {
+ compileRegex();
+ }
+ var hit = cache.get(text);
+ if (hit) {
+ return hit;
+ }
+ if (!tagRE.test(text)) {
+ return null;
+ }
+ var tokens = [];
+ var lastIndex = tagRE.lastIndex = 0;
+ var match, index, html, value, first, oneTime;
+ /* eslint-disable no-cond-assign */
+ while (match = tagRE.exec(text)) {
+ /* eslint-enable no-cond-assign */
+ index = match.index;
+ // push text token
+ if (index > lastIndex) {
+ tokens.push({
+ value: text.slice(lastIndex, index)
+ });
+ }
+ // tag token
+ html = htmlRE.test(match[0]);
+ value = html ? match[1] : match[2];
+ first = value.charCodeAt(0);
+ oneTime = first === 42; // *
+ value = oneTime ? value.slice(1) : value;
+ tokens.push({
+ tag: true,
+ value: value.trim(),
+ html: html,
+ oneTime: oneTime
+ });
+ lastIndex = index + match[0].length;
+ }
+ if (lastIndex < text.length) {
+ tokens.push({
+ value: text.slice(lastIndex)
+ });
+ }
+ cache.put(text, tokens);
+ return tokens;
+ }
+
+ /**
+ * Format a list of tokens into an expression.
+ * e.g. tokens parsed from 'a {{b}} c' can be serialized
+ * into one single expression as '"a " + b + " c"'.
+ *
+ * @param {Array} tokens
+ * @param {Vue} [vm]
+ * @return {String}
+ */
+
+ function tokensToExp(tokens, vm) {
+ if (tokens.length > 1) {
+ return tokens.map(function (token) {
+ return formatToken(token, vm);
+ }).join('+');
+ } else {
+ return formatToken(tokens[0], vm, true);
+ }
+ }
+
+ /**
+ * Format a single token.
+ *
+ * @param {Object} token
+ * @param {Vue} [vm]
+ * @param {Boolean} [single]
+ * @return {String}
+ */
+
+ function formatToken(token, vm, single) {
+ return token.tag ? token.oneTime && vm ? '"' + vm.$eval(token.value) + '"' : inlineFilters(token.value, single) : '"' + token.value + '"';
+ }
+
+ /**
+ * For an attribute with multiple interpolation tags,
+ * e.g. attr="some-{{thing | filter}}", in order to combine
+ * the whole thing into a single watchable expression, we
+ * have to inline those filters. This function does exactly
+ * that. This is a bit hacky but it avoids heavy changes
+ * to directive parser and watcher mechanism.
+ *
+ * @param {String} exp
+ * @param {Boolean} single
+ * @return {String}
+ */
+
+ var filterRE = /[^|]\|[^|]/;
+ function inlineFilters(exp, single) {
+ if (!filterRE.test(exp)) {
+ return single ? exp : '(' + exp + ')';
+ } else {
+ var dir = parseDirective(exp);
+ if (!dir.filters) {
+ return '(' + exp + ')';
+ } else {
+ return 'this._applyFilters(' + dir.expression + // value
+ ',null,' + // oldValue (null for read)
+ JSON.stringify(dir.filters) + // filter descriptors
+ ',false)'; // write?
+ }
+ }
+ }
+
+var text = Object.freeze({
+ compileRegex: compileRegex,
+ parseText: parseText,
+ tokensToExp: tokensToExp
+ });
+
+ var delimiters = ['{{', '}}'];
+ var unsafeDelimiters = ['{{{', '}}}'];
+
+ var config = Object.defineProperties({
+
+ /**
+ * Whether to print debug messages.
+ * Also enables stack trace for warnings.
+ *
+ * @type {Boolean}
+ */
+
+ debug: false,
+
+ /**
+ * Whether to suppress warnings.
+ *
+ * @type {Boolean}
+ */
+
+ silent: false,
+
+ /**
+ * Whether to use async rendering.
+ */
+
+ async: true,
+
+ /**
+ * Whether to warn against errors caught when evaluating
+ * expressions.
+ */
+
+ warnExpressionErrors: true,
+
+ /**
+ * Whether to allow devtools inspection.
+ * Disabled by default in production builds.
+ */
+
+ devtools: 'development' !== 'production',
+
+ /**
+ * Internal flag to indicate the delimiters have been
+ * changed.
+ *
+ * @type {Boolean}
+ */
+
+ _delimitersChanged: true,
+
+ /**
+ * List of asset types that a component can own.
+ *
+ * @type {Array}
+ */
+
+ _assetTypes: ['component', 'directive', 'elementDirective', 'filter', 'transition', 'partial'],
+
+ /**
+ * prop binding modes
+ */
+
+ _propBindingModes: {
+ ONE_WAY: 0,
+ TWO_WAY: 1,
+ ONE_TIME: 2
+ },
+
+ /**
+ * Max circular updates allowed in a batcher flush cycle.
+ */
+
+ _maxUpdateCount: 100
+
+ }, {
+ delimiters: { /**
+ * Interpolation delimiters. Changing these would trigger
+ * the text parser to re-compile the regular expressions.
+ *
+ * @type {Array<String>}
+ */
+
+ get: function get() {
+ return delimiters;
+ },
+ set: function set(val) {
+ delimiters = val;
+ compileRegex();
+ },
+ configurable: true,
+ enumerable: true
+ },
+ unsafeDelimiters: {
+ get: function get() {
+ return unsafeDelimiters;
+ },
+ set: function set(val) {
+ unsafeDelimiters = val;
+ compileRegex();
+ },
+ configurable: true,
+ enumerable: true
+ }
+ });
+
+ var warn = undefined;
+ var formatComponentName = undefined;
+
+ if ('development' !== 'production') {
+ (function () {
+ var hasConsole = typeof console !== 'undefined';
+
+ warn = function (msg, vm) {
+ if (hasConsole && !config.silent) {
+ console.error('[Vue warn]: ' + msg + (vm ? formatComponentName(vm) : ''));
+ }
+ };
+
+ formatComponentName = function (vm) {
+ var name = vm._isVue ? vm.$options.name : vm.name;
+ return name ? ' (found in component: <' + hyphenate(name) + '>)' : '';
+ };
+ })();
+ }
+
+ /**
+ * Append with transition.
+ *
+ * @param {Element} el
+ * @param {Element} target
+ * @param {Vue} vm
+ * @param {Function} [cb]
+ */
+
+ function appendWithTransition(el, target, vm, cb) {
+ applyTransition(el, 1, function () {
+ target.appendChild(el);
+ }, vm, cb);
+ }
+
+ /**
+ * InsertBefore with transition.
+ *
+ * @param {Element} el
+ * @param {Element} target
+ * @param {Vue} vm
+ * @param {Function} [cb]
+ */
+
+ function beforeWithTransition(el, target, vm, cb) {
+ applyTransition(el, 1, function () {
+ before(el, target);
+ }, vm, cb);
+ }
+
+ /**
+ * Remove with transition.
+ *
+ * @param {Element} el
+ * @param {Vue} vm
+ * @param {Function} [cb]
+ */
+
+ function removeWithTransition(el, vm, cb) {
+ applyTransition(el, -1, function () {
+ remove(el);
+ }, vm, cb);
+ }
+
+ /**
+ * Apply transitions with an operation callback.
+ *
+ * @param {Element} el
+ * @param {Number} direction
+ * 1: enter
+ * -1: leave
+ * @param {Function} op - the actual DOM operation
+ * @param {Vue} vm
+ * @param {Function} [cb]
+ */
+
+ function applyTransition(el, direction, op, vm, cb) {
+ var transition = el.__v_trans;
+ if (!transition ||
+ // skip if there are no js hooks and CSS transition is
+ // not supported
+ !transition.hooks && !transitionEndEvent ||
+ // skip transitions for initial compile
+ !vm._isCompiled ||
+ // if the vm is being manipulated by a parent directive
+ // during the parent's compilation phase, skip the
+ // animation.
+ vm.$parent && !vm.$parent._isCompiled) {
+ op();
+ if (cb) cb();
+ return;
+ }
+ var action = direction > 0 ? 'enter' : 'leave';
+ transition[action](op, cb);
+ }
+
+var transition = Object.freeze({
+ appendWithTransition: appendWithTransition,
+ beforeWithTransition: beforeWithTransition,
+ removeWithTransition: removeWithTransition,
+ applyTransition: applyTransition
+ });
+
+ /**
+ * Query an element selector if it's not an element already.
+ *
+ * @param {String|Element} el
+ * @return {Element}
+ */
+
+ function query(el) {
+ if (typeof el === 'string') {
+ var selector = el;
+ el = document.querySelector(el);
+ if (!el) {
+ 'development' !== 'production' && warn('Cannot find element: ' + selector);
+ }
+ }
+ return el;
+ }
+
+ /**
+ * Check if a node is in the document.
+ * Note: document.documentElement.contains should work here
+ * but always returns false for comment nodes in phantomjs,
+ * making unit tests difficult. This is fixed by doing the
+ * contains() check on the node's parentNode instead of
+ * the node itself.
+ *
+ * @param {Node} node
+ * @return {Boolean}
+ */
+
+ function inDoc(node) {
+ if (!node) return false;
+ var doc = node.ownerDocument.documentElement;
+ var parent = node.parentNode;
+ return doc === node || doc === parent || !!(parent && parent.nodeType === 1 && doc.contains(parent));
+ }
+
+ /**
+ * Get and remove an attribute from a node.
+ *
+ * @param {Node} node
+ * @param {String} _attr
+ */
+
+ function getAttr(node, _attr) {
+ var val = node.getAttribute(_attr);
+ if (val !== null) {
+ node.removeAttribute(_attr);
+ }
+ return val;
+ }
+
+ /**
+ * Get an attribute with colon or v-bind: prefix.
+ *
+ * @param {Node} node
+ * @param {String} name
+ * @return {String|null}
+ */
+
+ function getBindAttr(node, name) {
+ var val = getAttr(node, ':' + name);
+ if (val === null) {
+ val = getAttr(node, 'v-bind:' + name);
+ }
+ return val;
+ }
+
+ /**
+ * Check the presence of a bind attribute.
+ *
+ * @param {Node} node
+ * @param {String} name
+ * @return {Boolean}
+ */
+
+ function hasBindAttr(node, name) {
+ return node.hasAttribute(name) || node.hasAttribute(':' + name) || node.hasAttribute('v-bind:' + name);
+ }
+
+ /**
+ * Insert el before target
+ *
+ * @param {Element} el
+ * @param {Element} target
+ */
+
+ function before(el, target) {
+ target.parentNode.insertBefore(el, target);
+ }
+
+ /**
+ * Insert el after target
+ *
+ * @param {Element} el
+ * @param {Element} target
+ */
+
+ function after(el, target) {
+ if (target.nextSibling) {
+ before(el, target.nextSibling);
+ } else {
+ target.parentNode.appendChild(el);
+ }
+ }
+
+ /**
+ * Remove el from DOM
+ *
+ * @param {Element} el
+ */
+
+ function remove(el) {
+ el.parentNode.removeChild(el);
+ }
+
+ /**
+ * Prepend el to target
+ *
+ * @param {Element} el
+ * @param {Element} target
+ */
+
+ function prepend(el, target) {
+ if (target.firstChild) {
+ before(el, target.firstChild);
+ } else {
+ target.appendChild(el);
+ }
+ }
+
+ /**
+ * Replace target with el
+ *
+ * @param {Element} target
+ * @param {Element} el
+ */
+
+ function replace(target, el) {
+ var parent = target.parentNode;
+ if (parent) {
+ parent.replaceChild(el, target);
+ }
+ }
+
+ /**
+ * Add event listener shorthand.
+ *
+ * @param {Element} el
+ * @param {String} event
+ * @param {Function} cb
+ * @param {Boolean} [useCapture]
+ */
+
+ function on(el, event, cb, useCapture) {
+ el.addEventListener(event, cb, useCapture);
+ }
+
+ /**
+ * Remove event listener shorthand.
+ *
+ * @param {Element} el
+ * @param {String} event
+ * @param {Function} cb
+ */
+
+ function off(el, event, cb) {
+ el.removeEventListener(event, cb);
+ }
+
+ /**
+ * For IE9 compat: when both class and :class are present
+ * getAttribute('class') returns wrong value...
+ *
+ * @param {Element} el
+ * @return {String}
+ */
+
+ function getClass(el) {
+ var classname = el.className;
+ if (typeof classname === 'object') {
+ classname = classname.baseVal || '';
+ }
+ return classname;
+ }
+
+ /**
+ * In IE9, setAttribute('class') will result in empty class
+ * if the element also has the :class attribute; However in
+ * PhantomJS, setting `className` does not work on SVG elements...
+ * So we have to do a conditional check here.
+ *
+ * @param {Element} el
+ * @param {String} cls
+ */
+
+ function setClass(el, cls) {
+ /* istanbul ignore if */
+ if (isIE9 && !/svg$/.test(el.namespaceURI)) {
+ el.className = cls;
+ } else {
+ el.setAttribute('class', cls);
+ }
+ }
+
+ /**
+ * Add class with compatibility for IE & SVG
+ *
+ * @param {Element} el
+ * @param {String} cls
+ */
+
+ function addClass(el, cls) {
+ if (el.classList) {
+ el.classList.add(cls);
+ } else {
+ var cur = ' ' + getClass(el) + ' ';
+ if (cur.indexOf(' ' + cls + ' ') < 0) {
+ setClass(el, (cur + cls).trim());
+ }
+ }
+ }
+
+ /**
+ * Remove class with compatibility for IE & SVG
+ *
+ * @param {Element} el
+ * @param {String} cls
+ */
+
+ function removeClass(el, cls) {
+ if (el.classList) {
+ el.classList.remove(cls);
+ } else {
+ var cur = ' ' + getClass(el) + ' ';
+ var tar = ' ' + cls + ' ';
+ while (cur.indexOf(tar) >= 0) {
+ cur = cur.replace(tar, ' ');
+ }
+ setClass(el, cur.trim());
+ }
+ if (!el.className) {
+ el.removeAttribute('class');
+ }
+ }
+
+ /**
+ * Extract raw content inside an element into a temporary
+ * container div
+ *
+ * @param {Element} el
+ * @param {Boolean} asFragment
+ * @return {Element|DocumentFragment}
+ */
+
+ function extractContent(el, asFragment) {
+ var child;
+ var rawContent;
+ /* istanbul ignore if */
+ if (isTemplate(el) && isFragment(el.content)) {
+ el = el.content;
+ }
+ if (el.hasChildNodes()) {
+ trimNode(el);
+ rawContent = asFragment ? document.createDocumentFragment() : document.createElement('div');
+ /* eslint-disable no-cond-assign */
+ while (child = el.firstChild) {
+ /* eslint-enable no-cond-assign */
+ rawContent.appendChild(child);
+ }
+ }
+ return rawContent;
+ }
+
+ /**
+ * Trim possible empty head/tail text and comment
+ * nodes inside a parent.
+ *
+ * @param {Node} node
+ */
+
+ function trimNode(node) {
+ var child;
+ /* eslint-disable no-sequences */
+ while ((child = node.firstChild, isTrimmable(child))) {
+ node.removeChild(child);
+ }
+ while ((child = node.lastChild, isTrimmable(child))) {
+ node.removeChild(child);
+ }
+ /* eslint-enable no-sequences */
+ }
+
+ function isTrimmable(node) {
+ return node && (node.nodeType === 3 && !node.data.trim() || node.nodeType === 8);
+ }
+
+ /**
+ * Check if an element is a template tag.
+ * Note if the template appears inside an SVG its tagName
+ * will be in lowercase.
+ *
+ * @param {Element} el
+ */
+
+ function isTemplate(el) {
+ return el.tagName && el.tagName.toLowerCase() === 'template';
+ }
+
+ /**
+ * Create an "anchor" for performing dom insertion/removals.
+ * This is used in a number of scenarios:
+ * - fragment instance
+ * - v-html
+ * - v-if
+ * - v-for
+ * - component
+ *
+ * @param {String} content
+ * @param {Boolean} persist - IE trashes empty textNodes on
+ * cloneNode(true), so in certain
+ * cases the anchor needs to be
+ * non-empty to be persisted in
+ * templates.
+ * @return {Comment|Text}
+ */
+
+ function createAnchor(content, persist) {
+ var anchor = config.debug ? document.createComment(content) : document.createTextNode(persist ? ' ' : '');
+ anchor.__v_anchor = true;
+ return anchor;
+ }
+
+ /**
+ * Find a component ref attribute that starts with $.
+ *
+ * @param {Element} node
+ * @return {String|undefined}
+ */
+
+ var refRE = /^v-ref:/;
+
+ function findRef(node) {
+ if (node.hasAttributes()) {
+ var attrs = node.attributes;
+ for (var i = 0, l = attrs.length; i < l; i++) {
+ var name = attrs[i].name;
+ if (refRE.test(name)) {
+ return camelize(name.replace(refRE, ''));
+ }
+ }
+ }
+ }
+
+ /**
+ * Map a function to a range of nodes .
+ *
+ * @param {Node} node
+ * @param {Node} end
+ * @param {Function} op
+ */
+
+ function mapNodeRange(node, end, op) {
+ var next;
+ while (node !== end) {
+ next = node.nextSibling;
+ op(node);
+ node = next;
+ }
+ op(end);
+ }
+
+ /**
+ * Remove a range of nodes with transition, store
+ * the nodes in a fragment with correct ordering,
+ * and call callback when done.
+ *
+ * @param {Node} start
+ * @param {Node} end
+ * @param {Vue} vm
+ * @param {DocumentFragment} frag
+ * @param {Function} cb
+ */
+
+ function removeNodeRange(start, end, vm, frag, cb) {
+ var done = false;
+ var removed = 0;
+ var nodes = [];
+ mapNodeRange(start, end, function (node) {
+ if (node === end) done = true;
+ nodes.push(node);
+ removeWithTransition(node, vm, onRemoved);
+ });
+ function onRemoved() {
+ removed++;
+ if (done && removed >= nodes.length) {
+ for (var i = 0; i < nodes.length; i++) {
+ frag.appendChild(nodes[i]);
+ }
+ cb && cb();
+ }
+ }
+ }
+
+ /**
+ * Check if a node is a DocumentFragment.
+ *
+ * @param {Node} node
+ * @return {Boolean}
+ */
+
+ function isFragment(node) {
+ return node && node.nodeType === 11;
+ }
+
+ /**
+ * Get outerHTML of elements, taking care
+ * of SVG elements in IE as well.
+ *
+ * @param {Element} el
+ * @return {String}
+ */
+
+ function getOuterHTML(el) {
+ if (el.outerHTML) {
+ return el.outerHTML;
+ } else {
+ var container = document.createElement('div');
+ container.appendChild(el.cloneNode(true));
+ return container.innerHTML;
+ }
+ }
+
+ var commonTagRE = /^(div|p|span|img|a|b|i|br|ul|ol|li|h1|h2|h3|h4|h5|h6|code|pre|table|th|td|tr|form|label|input|select|option|nav|article|section|header|footer)$/i;
+ var reservedTagRE = /^(slot|partial|component)$/i;
+
+ var isUnknownElement = undefined;
+ if ('development' !== 'production') {
+ isUnknownElement = function (el, tag) {
+ if (tag.indexOf('-') > -1) {
+ // http://stackoverflow.com/a/28210364/1070244
+ return el.constructor === window.HTMLUnknownElement || el.constructor === window.HTMLElement;
+ } else {
+ return (/HTMLUnknownElement/.test(el.toString()) &&
+ // Chrome returns unknown for several HTML5 elements.
+ // https://code.google.com/p/chromium/issues/detail?id=540526
+ // Firefox returns unknown for some "Interactive elements."
+ !/^(data|time|rtc|rb|details|dialog|summary)$/.test(tag)
+ );
+ }
+ };
+ }
+
+ /**
+ * Check if an element is a component, if yes return its
+ * component id.
+ *
+ * @param {Element} el
+ * @param {Object} options
+ * @return {Object|undefined}
+ */
+
+ function checkComponentAttr(el, options) {
+ var tag = el.tagName.toLowerCase();
+ var hasAttrs = el.hasAttributes();
+ if (!commonTagRE.test(tag) && !reservedTagRE.test(tag)) {
+ if (resolveAsset(options, 'components', tag)) {
+ return { id: tag };
+ } else {
+ var is = hasAttrs && getIsBinding(el, options);
+ if (is) {
+ return is;
+ } else if ('development' !== 'production') {
+ var expectedTag = options._componentNameMap && options._componentNameMap[tag];
+ if (expectedTag) {
+ warn('Unknown custom element: <' + tag + '> - ' + 'did you mean <' + expectedTag + '>? ' + 'HTML is case-insensitive, remember to use kebab-case in templates.');
+ } else if (isUnknownElement(el, tag)) {
+ warn('Unknown custom element: <' + tag + '> - did you ' + 'register the component correctly? For recursive components, ' + 'make sure to provide the "name" option.');
+ }
+ }
+ }
+ } else if (hasAttrs) {
+ return getIsBinding(el, options);
+ }
+ }
+
+ /**
+ * Get "is" binding from an element.
+ *
+ * @param {Element} el
+ * @param {Object} options
+ * @return {Object|undefined}
+ */
+
+ function getIsBinding(el, options) {
+ // dynamic syntax
+ var exp = el.getAttribute('is');
+ if (exp != null) {
+ if (resolveAsset(options, 'components', exp)) {
+ el.removeAttribute('is');
+ return { id: exp };
+ }
+ } else {
+ exp = getBindAttr(el, 'is');
+ if (exp != null) {
+ return { id: exp, dynamic: true };
+ }
+ }
+ }
+
+ /**
+ * Option overwriting strategies are functions that handle
+ * how to merge a parent option value and a child option
+ * value into the final value.
+ *
+ * All strategy functions follow the same signature:
+ *
+ * @param {*} parentVal
+ * @param {*} childVal
+ * @param {Vue} [vm]
+ */
+
+ var strats = config.optionMergeStrategies = Object.create(null);
+
+ /**
+ * Helper that recursively merges two data objects together.
+ */
+
+ function mergeData(to, from) {
+ var key, toVal, fromVal;
+ for (key in from) {
+ toVal = to[key];
+ fromVal = from[key];
+ if (!hasOwn(to, key)) {
+ set(to, key, fromVal);
+ } else if (isObject(toVal) && isObject(fromVal)) {
+ mergeData(toVal, fromVal);
+ }
+ }
+ return to;
+ }
+
+ /**
+ * Data
+ */
+
+ strats.data = function (parentVal, childVal, vm) {
+ if (!vm) {
+ // in a Vue.extend merge, both should be functions
+ if (!childVal) {
+ return parentVal;
+ }
+ if (typeof childVal !== 'function') {
+ 'development' !== 'production' && warn('The "data" option should be a function ' + 'that returns a per-instance value in component ' + 'definitions.', vm);
+ return parentVal;
+ }
+ if (!parentVal) {
+ return childVal;
+ }
+ // when parentVal & childVal are both present,
+ // we need to return a function that returns the
+ // merged result of both functions... no need to
+ // check if parentVal is a function here because
+ // it has to be a function to pass previous merges.
+ return function mergedDataFn() {
+ return mergeData(childVal.call(this), parentVal.call(this));
+ };
+ } else if (parentVal || childVal) {
+ return function mergedInstanceDataFn() {
+ // instance merge
+ var instanceData = typeof childVal === 'function' ? childVal.call(vm) : childVal;
+ var defaultData = typeof parentVal === 'function' ? parentVal.call(vm) : undefined;
+ if (instanceData) {
+ return mergeData(instanceData, defaultData);
+ } else {
+ return defaultData;
+ }
+ };
+ }
+ };
+
+ /**
+ * El
+ */
+
+ strats.el = function (parentVal, childVal, vm) {
+ if (!vm && childVal && typeof childVal !== 'function') {
+ 'development' !== 'production' && warn('The "el" option should be a function ' + 'that returns a per-instance value in component ' + 'definitions.', vm);
+ return;
+ }
+ var ret = childVal || parentVal;
+ // invoke the element factory if this is instance merge
+ return vm && typeof ret === 'function' ? ret.call(vm) : ret;
+ };
+
+ /**
+ * Hooks and param attributes are merged as arrays.
+ */
+
+ strats.init = strats.created = strats.ready = strats.attached = strats.detached = strats.beforeCompile = strats.compiled = strats.beforeDestroy = strats.destroyed = strats.activate = function (parentVal, childVal) {
+ return childVal ? parentVal ? parentVal.concat(childVal) : isArray(childVal) ? childVal : [childVal] : parentVal;
+ };
+
+ /**
+ * 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, guardArrayAssets(childVal)) : res;
+ }
+
+ config._assetTypes.forEach(function (type) {
+ strats[type + 's'] = mergeAssets;
+ });
+
+ /**
+ * Events & Watchers.
+ *
+ * Events & watchers hashes should not overwrite one
+ * another, so we merge them as arrays.
+ */
+
+ strats.watch = strats.events = function (parentVal, childVal) {
+ 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 && !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.
+ *
+ * @param {Object} options
+ */
+
+ function guardComponents(options) {
+ if (options.components) {
+ var components = options.components = guardArrayAssets(options.components);
+ var ids = Object.keys(components);
+ var def;
+ if ('development' !== 'production') {
+ var map = options._componentNameMap = {};
+ }
+ for (var i = 0, l = ids.length; i < l; i++) {
+ var key = ids[i];
+ if (commonTagRE.test(key) || reservedTagRE.test(key)) {
+ 'development' !== 'production' && warn('Do not use built-in or reserved HTML elements as component ' + 'id: ' + key);
+ continue;
+ }
+ // record a all lowercase <-> kebab-case mapping for
+ // possible custom element case error warning
+ if ('development' !== 'production') {
+ map[key.replace(/-/g, '').toLowerCase()] = hyphenate(key);
+ }
+ def = components[key];
+ if (isPlainObject(def)) {
+ components[key] = Vue.extend(def);
+ }
+ }
+ }
+ }
+
+ /**
+ * Ensure all props option syntax are normalized into the
+ * Object-based format.
+ *
+ * @param {Object} options
+ */
+
+ function guardProps(options) {
+ var props = options.props;
+ var i, val;
+ if (isArray(props)) {
+ options.props = {};
+ i = props.length;
+ while (i--) {
+ val = props[i];
+ if (typeof val === 'string') {
+ options.props[val] = null;
+ } else if (val.name) {
+ options.props[val.name] = val;
+ }
+ }
+ } else if (isPlainObject(props)) {
+ var keys = Object.keys(props);
+ i = keys.length;
+ while (i--) {
+ val = props[keys[i]];
+ if (typeof val === 'function') {
+ props[keys[i]] = { type: val };
+ }
+ }
+ }
+ }
+
+ /**
+ * Guard an Array-format assets option and converted it
+ * into the key-value Object format.
+ *
+ * @param {Object|Array} assets
+ * @return {Object}
+ */
+
+ function guardArrayAssets(assets) {
+ if (isArray(assets)) {
+ var res = {};
+ var i = assets.length;
+ var asset;
+ while (i--) {
+ asset = assets[i];
+ var id = typeof asset === 'function' ? asset.options && asset.options.name || asset.id : asset.name || asset.id;
+ if (!id) {
+ 'development' !== 'production' && warn('Array-syntax assets must provide a "name" or "id" field.');
+ } else {
+ res[id] = asset;
+ }
+ }
+ return res;
+ }
+ return assets;
+ }
+
+ /**
+ * Merge two option objects into a new one.
+ * Core utility used in both instantiation and inheritance.
+ *
+ * @param {Object} parent
+ * @param {Object} child
+ * @param {Vue} [vm] - if vm is present, indicates this is
+ * an instantiation merge.
+ */
+
+ function mergeOptions(parent, child, vm) {
+ guardComponents(child);
+ guardProps(child);
+ if ('development' !== 'production') {
+ if (child.propsData && !vm) {
+ warn('propsData can only be used as an instantiation option.');
+ }
+ }
+ var options = {};
+ var key;
+ if (child['extends']) {
+ parent = typeof child['extends'] === 'function' ? mergeOptions(parent, child['extends'].options, vm) : mergeOptions(parent, child['extends'], vm);
+ }
+ if (child.mixins) {
+ for (var i = 0, l = child.mixins.length; i < l; i++) {
+ var mixin = child.mixins[i];
+ var mixinOptions = mixin.prototype instanceof Vue ? mixin.options : mixin;
+ parent = mergeOptions(parent, mixinOptions, vm);
+ }
+ }
+ 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.
+ *
+ * @param {Object} options
+ * @param {String} type
+ * @param {String} id
+ * @param {Boolean} warnMissing
+ * @return {Object|Function}
+ */
+
+ function resolveAsset(options, type, id, warnMissing) {
+ /* istanbul ignore if */
+ if (typeof id !== 'string') {
+ return;
+ }
+ var assets = options[type];
+ var camelizedId;
+ var res = assets[id] ||
+ // camelCase ID
+ assets[camelizedId = camelize(id)] ||
+ // Pascal Case ID
+ assets[camelizedId.charAt(0).toUpperCase() + camelizedId.slice(1)];
+ if ('development' !== 'production' && warnMissing && !res) {
+ warn('Failed to resolve ' + type.slice(0, -1) + ': ' + id, options);
+ }
+ return res;
+ }
+
+ var uid$1 = 0;
+
+ /**
+ * A dep is an observable that can have multiple
+ * directives subscribing to it.
+ *
+ * @constructor
+ */
+ function Dep() {
+ this.id = uid$1++;
+ this.subs = [];
+ }
+
+ // the current target watcher being evaluated.
+ // this is globally unique because there could be only one
+ // watcher being evaluated at any time.
+ Dep.target = null;
+
+ /**
+ * Add a directive subscriber.
+ *
+ * @param {Directive} sub
+ */
+
+ Dep.prototype.addSub = function (sub) {
+ this.subs.push(sub);
+ };
+
+ /**
+ * Remove a directive subscriber.
+ *
+ * @param {Directive} sub
+ */
+
+ Dep.prototype.removeSub = function (sub) {
+ this.subs.$remove(sub);
+ };
+
+ /**
+ * Add self as a dependency to the target watcher.
+ */
+
+ Dep.prototype.depend = function () {
+ Dep.target.addDep(this);
+ };
+
+ /**
+ * Notify all subscribers of a new value.
+ */
+
+ Dep.prototype.notify = function () {
+ // stablize the subscriber list first
+ var subs = toArray(this.subs);
+ for (var i = 0, l = subs.length; i < l; i++) {
+ subs[i].update();
+ }
+ };
+
+ 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;
+ 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;
+ });
+ });
+
+ /**
+ * Swap the element at the given index with a new value
+ * and emits corresponding event.
+ *
+ * @param {Number} index
+ * @param {*} val
+ * @return {*} - replaced element
+ */
+
+ def(arrayProto, '$set', function $set(index, val) {
+ if (index >= this.length) {
+ this.length = Number(index) + 1;
+ }
+ return this.splice(index, 1, val)[0];
+ });
+
+ /**
+ * Convenience method to remove the element at given index or target element reference.
+ *
+ * @param {*} item
+ */
+
+ def(arrayProto, '$remove', function $remove(item) {
+ /* istanbul ignore if */
+ if (!this.length) return;
+ var index = indexOf(this, item);
+ if (index > -1) {
+ return this.splice(index, 1);
+ }
+ });
+
+ var arrayKeys = Object.getOwnPropertyNames(arrayMethods);
+
+ /**
+ * By default, when a reactive property is set, the new value is
+ * also converted to become reactive. However in certain cases, e.g.
+ * v-for scope alias and props, we don't want to force conversion
+ * because the value may be a nested value under a frozen data structure.
+ *
+ * So whenever we want to set a reactive property without forcing
+ * conversion on the new value, we wrap that call inside this function.
+ */
+
+ var shouldConvert = true;
+
+ function withoutConversion(fn) {
+ shouldConvert = false;
+ fn();
+ shouldConvert = true;
+ }
+
+ /**
+ * 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.
+ *
+ * @param {Array|Object} value
+ * @constructor
+ */
+
+ function Observer(value) {
+ this.value = value;
+ this.dep = new Dep();
+ def(value, '__ob__', this);
+ if (isArray(value)) {
+ var augment = hasProto ? protoAugment : copyAugment;
+ augment(value, arrayMethods, arrayKeys);
+ this.observeArray(value);
+ } else {
+ this.walk(value);
+ }
+ }
+
+ // Instance methods
+
+ /**
+ * Walk through each property and convert them into
+ * getter/setters. This method should only be called when
+ * value type is Object.
+ *
+ * @param {Object} obj
+ */
+
+ Observer.prototype.walk = function (obj) {
+ var keys = Object.keys(obj);
+ for (var i = 0, l = keys.length; i < l; i++) {
+ this.convert(keys[i], obj[keys[i]]);
+ }
+ };
+
+ /**
+ * Observe a list of Array items.
+ *
+ * @param {Array} items
+ */
+
+ Observer.prototype.observeArray = function (items) {
+ for (var i = 0, l = items.length; i < l; i++) {
+ observe(items[i]);
+ }
+ };
+
+ /**
+ * Convert a property into getter/setter so we can emit
+ * the events when the property is accessed/changed.
+ *
+ * @param {String} key
+ * @param {*} val
+ */
+
+ Observer.prototype.convert = function (key, val) {
+ defineReactive(this.value, key, val);
+ };
+
+ /**
+ * Add an owner vm, so that when $set/$delete mutations
+ * happen we can notify owner vms to proxy the keys and
+ * digest the watchers. This is only called when the object
+ * is observed as an instance's root $data.
+ *
+ * @param {Vue} vm
+ */
+
+ Observer.prototype.addVm = function (vm) {
+ (this.vms || (this.vms = [])).push(vm);
+ };
+
+ /**
+ * Remove an owner vm. This is called when the object is
+ * swapped out as an instance's $data object.
+ *
+ * @param {Vue} vm
+ */
+
+ Observer.prototype.removeVm = function (vm) {
+ this.vms.$remove(vm);
+ };
+
+ // helpers
+
+ /**
+ * Augment an target Object or Array by intercepting
+ * the prototype chain using __proto__
+ *
+ * @param {Object|Array} target
+ * @param {Object} src
+ */
+
+ 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.
+ *
+ * @param {Object|Array} target
+ * @param {Object} proto
+ */
+
+ 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.
+ *
+ * @param {*} value
+ * @param {Vue} [vm]
+ * @return {Observer|undefined}
+ * @static
+ */
+
+ function observe(value, vm) {
+ if (!value || typeof value !== 'object') {
+ return;
+ }
+ var ob;
+ if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) {
+ ob = value.__ob__;
+ } else if (shouldConvert && (isArray(value) || isPlainObject(value)) && Object.isExtensible(value) && !value._isVue) {
+ ob = new Observer(value);
+ }
+ if (ob && vm) {
+ ob.addVm(vm);
+ }
+ return ob;
+ }
+
+ /**
+ * Define a reactive property on an Object.
+ *
+ * @param {Object} obj
+ * @param {String} key
+ * @param {*} val
+ */
+
+ function defineReactive(obj, key, val) {
+ 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 (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 (setter) {
+ setter.call(obj, newVal);
+ } else {
+ val = newVal;
+ }
+ childOb = observe(newVal);
+ dep.notify();
+ }
+ });
+ }
+
+
+
+ var util = Object.freeze({
+ defineReactive: defineReactive,
+ set: set,
+ del: del,
+ hasOwn: hasOwn,
+ isLiteral: isLiteral,
+ isReserved: isReserved,
+ _toString: _toString,
+ toNumber: toNumber,
+ toBoolean: toBoolean,
+ stripQuotes: stripQuotes,
+ camelize: camelize,
+ hyphenate: hyphenate,
+ classify: classify,
+ bind: bind,
+ toArray: toArray,
+ extend: extend,
+ isObject: isObject,
+ isPlainObject: isPlainObject,
+ def: def,
+ debounce: _debounce,
+ indexOf: indexOf,
+ cancellable: cancellable,
+ looseEqual: looseEqual,
+ isArray: isArray,
+ hasProto: hasProto,
+ inBrowser: inBrowser,
+ devtools: devtools,
+ isIE: isIE,
+ isIE9: isIE9,
+ isAndroid: isAndroid,
+ isIos: isIos,
+ iosVersionMatch: iosVersionMatch,
+ iosVersion: iosVersion,
+ hasMutationObserverBug: hasMutationObserverBug,
+ get transitionProp () { return transitionProp; },
+ get transitionEndEvent () { return transitionEndEvent; },
+ get animationProp () { return animationProp; },
+ get animationEndEvent () { return animationEndEvent; },
+ nextTick: nextTick,
+ get _Set () { return _Set; },
+ query: query,
+ inDoc: inDoc,
+ getAttr: getAttr,
+ getBindAttr: getBindAttr,
+ hasBindAttr: hasBindAttr,
+ before: before,
+ after: after,
+ remove: remove,
+ prepend: prepend,
+ replace: replace,
+ on: on,
+ off: off,
+ setClass: setClass,
+ addClass: addClass,
+ removeClass: removeClass,
+ extractContent: extractContent,
+ trimNode: trimNode,
+ isTemplate: isTemplate,
+ createAnchor: createAnchor,
+ findRef: findRef,
+ mapNodeRange: mapNodeRange,
+ removeNodeRange: removeNodeRange,
+ isFragment: isFragment,
+ getOuterHTML: getOuterHTML,
+ mergeOptions: mergeOptions,
+ resolveAsset: resolveAsset,
+ checkComponentAttr: checkComponentAttr,
+ commonTagRE: commonTagRE,
+ reservedTagRE: reservedTagRE,
+ get warn () { return warn; }
+ });
+
+ var uid = 0;
+
+ function initMixin (Vue) {
+ /**
+ * The main init sequence. This is called for every
+ * instance, including ones that are created from extended
+ * constructors.
+ *
+ * @param {Object} options - this options object should be
+ * the result of merging class
+ * options and the options passed
+ * in to the constructor.
+ */
+
+ Vue.prototype._init = function (options) {
+ options = options || {};
+
+ this.$el = null;
+ this.$parent = options.parent;
+ this.$root = this.$parent ? this.$parent.$root : this;
+ this.$children = [];
+ this.$refs = {}; // child vm references
+ this.$els = {}; // element references
+ this._watchers = []; // all watchers as an array
+ this._directives = []; // all directives
+
+ // a uid
+ this._uid = uid++;
+
+ // a flag to avoid this being observed
+ this._isVue = true;
+
+ // events bookkeeping
+ this._events = {}; // registered callbacks
+ this._eventsCount = {}; // for $broadcast optimization
+
+ // fragment instance properties
+ this._isFragment = false;
+ this._fragment = // @type {DocumentFragment}
+ this._fragmentStart = // @type {Text|Comment}
+ this._fragmentEnd = null; // @type {Text|Comment}
+
+ // lifecycle state
+ this._isCompiled = this._isDestroyed = this._isReady = this._isAttached = this._isBeingDestroyed = this._vForRemoving = false;
+ this._unlinkFn = null;
+
+ // context:
+ // if this is a transcluded component, context
+ // will be the common parent vm of this instance
+ // and its host.
+ this._context = options._context || this.$parent;
+
+ // scope:
+ // if this is inside an inline v-for, the scope
+ // will be the intermediate scope created for this
+ // repeat fragment. this is used for linking props
+ // and container directives.
+ this._scope = options._scope;
+
+ // fragment:
+ // if this instance is compiled inside a Fragment, it
+ // needs to reigster itself as a child of that fragment
+ // for attach/detach to work properly.
+ this._frag = options._frag;
+ if (this._frag) {
+ this._frag.children.push(this);
+ }
+
+ // push self into parent / transclusion host
+ if (this.$parent) {
+ this.$parent.$children.push(this);
+ }
+
+ // merge options.
+ options = this.$options = mergeOptions(this.constructor.options, options, this);
+
+ // set ref
+ this._updateRef();
+
+ // initialize data as empty object.
+ // it will be filled up in _initData().
+ this._data = {};
+
+ // call init hook
+ this._callHook('init');
+
+ // initialize data observation and scope inheritance.
+ this._initState();
+
+ // setup event system and option events.
+ this._initEvents();
+
+ // call created hook
+ this._callHook('created');
+
+ // if `el` option is passed, start compilation.
+ if (options.el) {
+ this.$mount(options.el);
+ }
+ };
+ }
+
+ var pathCache = new Cache(1000);
+
+ // actions
+ var APPEND = 0;
+ var PUSH = 1;
+ var INC_SUB_PATH_DEPTH = 2;
+ var PUSH_SUB_PATH = 3;
+
+ // states
+ var BEFORE_PATH = 0;
+ var IN_PATH = 1;
+ var BEFORE_IDENT = 2;
+ var IN_IDENT = 3;
+ var IN_SUB_PATH = 4;
+ var IN_SINGLE_QUOTE = 5;
+ var IN_DOUBLE_QUOTE = 6;
+ var AFTER_PATH = 7;
+ var ERROR = 8;
+
+ var pathStateMachine = [];
+
+ pathStateMachine[BEFORE_PATH] = {
+ 'ws': [BEFORE_PATH],
+ 'ident': [IN_IDENT, APPEND],
+ '[': [IN_SUB_PATH],
+ 'eof': [AFTER_PATH]
+ };
+
+ pathStateMachine[IN_PATH] = {
+ 'ws': [IN_PATH],
+ '.': [BEFORE_IDENT],
+ '[': [IN_SUB_PATH],
+ 'eof': [AFTER_PATH]
+ };
+
+ pathStateMachine[BEFORE_IDENT] = {
+ 'ws': [BEFORE_IDENT],
+ 'ident': [IN_IDENT, APPEND]
+ };
+
+ pathStateMachine[IN_IDENT] = {
+ 'ident': [IN_IDENT, APPEND],
+ '0': [IN_IDENT, APPEND],
+ 'number': [IN_IDENT, APPEND],
+ 'ws': [IN_PATH, PUSH],
+ '.': [BEFORE_IDENT, PUSH],
+ '[': [IN_SUB_PATH, PUSH],
+ 'eof': [AFTER_PATH, PUSH]
+ };
+
+ pathStateMachine[IN_SUB_PATH] = {
+ "'": [IN_SINGLE_QUOTE, APPEND],
+ '"': [IN_DOUBLE_QUOTE, APPEND],
+ '[': [IN_SUB_PATH, INC_SUB_PATH_DEPTH],
+ ']': [IN_PATH, PUSH_SUB_PATH],
+ 'eof': ERROR,
+ 'else': [IN_SUB_PATH, APPEND]
+ };
+
+ pathStateMachine[IN_SINGLE_QUOTE] = {
+ "'": [IN_SUB_PATH, APPEND],
+ 'eof': ERROR,
+ 'else': [IN_SINGLE_QUOTE, APPEND]
+ };
+
+ pathStateMachine[IN_DOUBLE_QUOTE] = {
+ '"': [IN_SUB_PATH, APPEND],
+ 'eof': ERROR,
+ 'else': [IN_DOUBLE_QUOTE, APPEND]
+ };
+
+ /**
+ * Determine the type of a character in a keypath.
+ *
+ * @param {Char} ch
+ * @return {String} type
+ */
+
+ function getPathCharType(ch) {
+ if (ch === undefined) {
+ return 'eof';
+ }
+
+ var code = ch.charCodeAt(0);
+
+ switch (code) {
+ case 0x5B: // [
+ case 0x5D: // ]
+ case 0x2E: // .
+ case 0x22: // "
+ case 0x27: // '
+ case 0x30:
+ // 0
+ return ch;
+
+ case 0x5F: // _
+ case 0x24:
+ // $
+ return 'ident';
+
+ case 0x20: // Space
+ case 0x09: // Tab
+ case 0x0A: // Newline
+ case 0x0D: // Return
+ case 0xA0: // No-break space
+ case 0xFEFF: // Byte Order Mark
+ case 0x2028: // Line Separator
+ case 0x2029:
+ // Paragraph Separator
+ return 'ws';
+ }
+
+ // a-z, A-Z
+ if (code >= 0x61 && code <= 0x7A || code >= 0x41 && code <= 0x5A) {
+ return 'ident';
+ }
+
+ // 1-9
+ if (code >= 0x31 && code <= 0x39) {
+ return 'number';
+ }
+
+ return 'else';
+ }
+
+ /**
+ * Format a subPath, return its plain form if it is
+ * a literal string or number. Otherwise prepend the
+ * dynamic indicator (*).
+ *
+ * @param {String} path
+ * @return {String}
+ */
+
+ function formatSubPath(path) {
+ var trimmed = path.trim();
+ // invalid leading 0
+ if (path.charAt(0) === '0' && isNaN(path)) {
+ return false;
+ }
+ return isLiteral(trimmed) ? stripQuotes(trimmed) : '*' + trimmed;
+ }
+
+ /**
+ * Parse a string path into an array of segments
+ *
+ * @param {String} path
+ * @return {Array|undefined}
+ */
+
+ function parse(path) {
+ var keys = [];
+ var index = -1;
+ var mode = BEFORE_PATH;
+ var subPathDepth = 0;
+ var c, newChar, key, type, transition, action, typeMap;
+
+ var actions = [];
+
+ actions[PUSH] = function () {
+ if (key !== undefined) {
+ keys.push(key);
+ key = undefined;
+ }
+ };
+
+ actions[APPEND] = function () {
+ if (key === undefined) {
+ key = newChar;
+ } else {
+ key += newChar;
+ }
+ };
+
+ actions[INC_SUB_PATH_DEPTH] = function () {
+ actions[APPEND]();
+ subPathDepth++;
+ };
+
+ actions[PUSH_SUB_PATH] = function () {
+ if (subPathDepth > 0) {
+ subPathDepth--;
+ mode = IN_SUB_PATH;
+ actions[APPEND]();
+ } else {
+ subPathDepth = 0;
+ key = formatSubPath(key);
+ if (key === false) {
+ return false;
+ } else {
+ actions[PUSH]();
+ }
+ }
+ };
+
+ function maybeUnescapeQuote() {
+ var nextChar = path[index + 1];
+ if (mode === IN_SINGLE_QUOTE && nextChar === "'" || mode === IN_DOUBLE_QUOTE && nextChar === '"') {
+ index++;
+ newChar = '\\' + nextChar;
+ actions[APPEND]();
+ return true;
+ }
+ }
+
+ while (mode != null) {
+ index++;
+ c = path[index];
+
+ if (c === '\\' && maybeUnescapeQuote()) {
+ continue;
+ }
+
+ type = getPathCharType(c);
+ typeMap = pathStateMachine[mode];
+ transition = typeMap[type] || typeMap['else'] || ERROR;
+
+ if (transition === ERROR) {
+ return; // parse error
+ }
+
+ mode = transition[0];
+ action = actions[transition[1]];
+ if (action) {
+ newChar = transition[2];
+ newChar = newChar === undefined ? c : newChar;
+ if (action() === false) {
+ return;
+ }
+ }
+
+ if (mode === AFTER_PATH) {
+ keys.raw = path;
+ return keys;
+ }
+ }
+ }
+
+ /**
+ * External parse that check for a cache hit first
+ *
+ * @param {String} path
+ * @return {Array|undefined}
+ */
+
+ function parsePath(path) {
+ var hit = pathCache.get(path);
+ if (!hit) {
+ hit = parse(path);
+ if (hit) {
+ pathCache.put(path, hit);
+ }
+ }
+ return hit;
+ }
+
+ /**
+ * Get from an object from a path string
+ *
+ * @param {Object} obj
+ * @param {String} path
+ */
+
+ function getPath(obj, path) {
+ return parseExpression(path).get(obj);
+ }
+
+ /**
+ * Warn against setting non-existent root path on a vm.
+ */
+
+ var warnNonExistent;
+ if ('development' !== 'production') {
+ warnNonExistent = function (path, vm) {
+ warn('You are setting a non-existent path "' + path.raw + '" ' + 'on a vm instance. Consider pre-initializing the property ' + 'with the "data" option for more reliable reactivity ' + 'and better performance.', vm);
+ };
+ }
+
+ /**
+ * Set on an object from a path
+ *
+ * @param {Object} obj
+ * @param {String | Array} path
+ * @param {*} val
+ */
+
+ function setPath(obj, path, val) {
+ var original = obj;
+ if (typeof path === 'string') {
+ path = parse(path);
+ }
+ if (!path || !isObject(obj)) {
+ return false;
+ }
+ var last, key;
+ for (var i = 0, l = path.length; i < l; i++) {
+ last = obj;
+ key = path[i];
+ if (key.charAt(0) === '*') {
+ key = parseExpression(key.slice(1)).get.call(original, original);
+ }
+ if (i < l - 1) {
+ obj = obj[key];
+ if (!isObject(obj)) {
+ obj = {};
+ if ('development' !== 'production' && last._isVue) {
+ warnNonExistent(path, last);
+ }
+ set(last, key, obj);
+ }
+ } else {
+ if (isArray(obj)) {
+ obj.$set(key, val);
+ } else if (key in obj) {
+ obj[key] = val;
+ } else {
+ if ('development' !== 'production' && obj._isVue) {
+ warnNonExistent(path, obj);
+ }
+ set(obj, key, val);
+ }
+ }
+ }
+ return true;
+ }
+
+var path = Object.freeze({
+ parsePath: parsePath,
+ getPath: getPath,
+ setPath: setPath
+ });
+
+ var expressionCache = new Cache(1000);
+
+ var allowedKeywords = 'Math,Date,this,true,false,null,undefined,Infinity,NaN,' + 'isNaN,isFinite,decodeURI,decodeURIComponent,encodeURI,' + 'encodeURIComponent,parseInt,parseFloat';
+ var allowedKeywordsRE = new RegExp('^(' + allowedKeywords.replace(/,/g, '\\b|') + '\\b)');
+
+ // keywords that don't make sense inside expressions
+ var improperKeywords = 'break,case,class,catch,const,continue,debugger,default,' + 'delete,do,else,export,extends,finally,for,function,if,' + 'import,in,instanceof,let,return,super,switch,throw,try,' + 'var,while,with,yield,enum,await,implements,package,' + 'protected,static,interface,private,public';
+ var improperKeywordsRE = new RegExp('^(' + improperKeywords.replace(/,/g, '\\b|') + '\\b)');
+
+ var wsRE = /\s/g;
+ var newlineRE = /\n/g;
+ var saveRE = /[\{,]\s*[\w\$_]+\s*:|('(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"|`(?:[^`\\]|\\.)*\$\{|\}(?:[^`\\]|\\.)*`|`(?:[^`\\]|\\.)*`)|new |typeof |void /g;
+ var restoreRE = /"(\d+)"/g;
+ var pathTestRE = /^[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['.*?'\]|\[".*?"\]|\[\d+\]|\[[A-Za-z_$][\w$]*\])*$/;
+ var identRE = /[^\w$\.](?:[A-Za-z_$][\w$]*)/g;
+ var literalValueRE$1 = /^(?:true|false|null|undefined|Infinity|NaN)$/;
+
+ function noop() {}
+
+ /**
+ * Save / Rewrite / Restore
+ *
+ * When rewriting paths found in an expression, it is
+ * possible for the same letter sequences to be found in
+ * strings and Object literal property keys. Therefore we
+ * remove and store these parts in a temporary array, and
+ * restore them after the path rewrite.
+ */
+
+ var saved = [];
+
+ /**
+ * Save replacer
+ *
+ * The save regex can match two possible cases:
+ * 1. An opening object literal
+ * 2. A string
+ * If matched as a plain string, we need to escape its
+ * newlines, since the string needs to be preserved when
+ * generating the function body.
+ *
+ * @param {String} str
+ * @param {String} isString - str if matched as a string
+ * @return {String} - placeholder with index
+ */
+
+ function save(str, isString) {
+ var i = saved.length;
+ saved[i] = isString ? str.replace(newlineRE, '\\n') : str;
+ return '"' + i + '"';
+ }
+
+ /**
+ * Path rewrite replacer
+ *
+ * @param {String} raw
+ * @return {String}
+ */
+
+ function rewrite(raw) {
+ var c = raw.charAt(0);
+ var path = raw.slice(1);
+ if (allowedKeywordsRE.test(path)) {
+ return raw;
+ } else {
+ path = path.indexOf('"') > -1 ? path.replace(restoreRE, restore) : path;
+ return c + 'scope.' + path;
+ }
+ }
+
+ /**
+ * Restore replacer
+ *
+ * @param {String} str
+ * @param {String} i - matched save index
+ * @return {String}
+ */
+
+ function restore(str, i) {
+ return saved[i];
+ }
+
+ /**
+ * Rewrite an expression, prefixing all path accessors with
+ * `scope.` and generate getter/setter functions.
+ *
+ * @param {String} exp
+ * @return {Function}
+ */
+
+ function compileGetter(exp) {
+ if (improperKeywordsRE.test(exp)) {
+ 'development' !== 'production' && warn('Avoid using reserved keywords in expression: ' + exp);
+ }
+ // reset state
+ saved.length = 0;
+ // save strings and object literal keys
+ var body = exp.replace(saveRE, save).replace(wsRE, '');
+ // rewrite all paths
+ // pad 1 space here because the regex matches 1 extra char
+ body = (' ' + body).replace(identRE, rewrite).replace(restoreRE, restore);
+ return makeGetterFn(body);
+ }
+
+ /**
+ * Build a getter function. Requires eval.
+ *
+ * We isolate the try/catch so it doesn't affect the
+ * optimization of the parse function when it is not called.
+ *
+ * @param {String} body
+ * @return {Function|undefined}
+ */
+
+ function makeGetterFn(body) {
+ try {
+ /* eslint-disable no-new-func */
+ return new Function('scope', 'return ' + body + ';');
+ /* eslint-enable no-new-func */
+ } catch (e) {
+ if ('development' !== 'production') {
+ /* istanbul ignore if */
+ if (e.toString().match(/unsafe-eval|CSP/)) {
+ warn('It seems you are using the default build of Vue.js in an environment ' + 'with Content Security Policy that prohibits unsafe-eval. ' + 'Use the CSP-compliant build instead: ' + 'http://vuejs.org/guide/installation.html#CSP-compliant-build');
+ } else {
+ warn('Invalid expression. ' + 'Generated function body: ' + body);
+ }
+ }
+ return noop;
+ }
+ }
+
+ /**
+ * Compile a setter function for the expression.
+ *
+ * @param {String} exp
+ * @return {Function|undefined}
+ */
+
+ function compileSetter(exp) {
+ var path = parsePath(exp);
+ if (path) {
+ return function (scope, val) {
+ setPath(scope, path, val);
+ };
+ } else {
+ 'development' !== 'production' && warn('Invalid setter expression: ' + exp);
+ }
+ }
+
+ /**
+ * Parse an expression into re-written getter/setters.
+ *
+ * @param {String} exp
+ * @param {Boolean} needSet
+ * @return {Function}
+ */
+
+ function parseExpression(exp, needSet) {
+ exp = exp.trim();
+ // try cache
+ var hit = expressionCache.get(exp);
+ if (hit) {
+ if (needSet && !hit.set) {
+ hit.set = compileSetter(hit.exp);
+ }
+ return hit;
+ }
+ var res = { exp: exp };
+ res.get = isSimplePath(exp) && exp.indexOf('[') < 0
+ // optimized super simple getter
+ ? makeGetterFn('scope.' + exp)
+ // dynamic getter
+ : compileGetter(exp);
+ if (needSet) {
+ res.set = compileSetter(exp);
+ }
+ expressionCache.put(exp, res);
+ return res;
+ }
+
+ /**
+ * Check if an expression is a simple path.
+ *
+ * @param {String} exp
+ * @return {Boolean}
+ */
+
+ function isSimplePath(exp) {
+ return pathTestRE.test(exp) &&
+ // don't treat literal values as paths
+ !literalValueRE$1.test(exp) &&
+ // Math constants e.g. Math.PI, Math.E etc.
+ exp.slice(0, 5) !== 'Math.';
+ }
+
+var expression = Object.freeze({
+ parseExpression: parseExpression,
+ isSimplePath: isSimplePath
+ });
+
+ // 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 batcher's state.
+ */
+
+ function resetBatcherState() {
+ queue.length = 0;
+ userQueue.length = 0;
+ has = {};
+ circular = {};
+ waiting = false;
+ }
+
+ /**
+ * Flush both queues and run the watchers.
+ */
+
+ function flushBatcherQueue() {
+ var _again = true;
+
+ _function: while (_again) {
+ _again = false;
+
+ runBatcherQueue(queue);
+ runBatcherQueue(userQueue);
+ // user watchers triggered more watchers,
+ // keep flushing until it depletes
+ if (queue.length) {
+ _again = true;
+ continue _function;
+ }
+ // dev tool hook
+ /* istanbul ignore if */
+ if (devtools && config.devtools) {
+ devtools.emit('flush');
+ }
+ resetBatcherState();
+ }
+ }
+
+ /**
+ * Run the watchers in a single queue.
+ *
+ * @param {Array} queue
+ */
+
+ function runBatcherQueue(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.
+ *
+ * @param {Watcher} watcher
+ * properties:
+ * - {Number} id
+ * - {Function} run
+ */
+
+ function pushWatcher(watcher) {
+ var id = watcher.id;
+ if (has[id] == null) {
+ // push watcher into appropriate queue
+ var q = watcher.user ? userQueue : queue;
+ has[id] = q.length;
+ q.push(watcher);
+ // queue the flush
+ if (!waiting) {
+ waiting = true;
+ nextTick(flushBatcherQueue);
+ }
+ }
+ }
+
+ var uid$2 = 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.
+ *
+ * @param {Vue} vm
+ * @param {String|Function} expOrFn
+ * @param {Function} cb
+ * @param {Object} options
+ * - {Array} filters
+ * - {Boolean} twoWay
+ * - {Boolean} deep
+ * - {Boolean} user
+ * - {Boolean} sync
+ * - {Boolean} lazy
+ * - {Function} [preProcess]
+ * - {Function} [postProcess]
+ * @constructor
+ */
+ function Watcher(vm, expOrFn, cb, options) {
+ // mix in options
+ if (options) {
+ extend(this, options);
+ }
+ var isFn = typeof expOrFn === 'function';
+ this.vm = vm;
+ vm._watchers.push(this);
+ this.expression = expOrFn;
+ this.cb = cb;
+ this.id = ++uid$2; // uid for batching
+ this.active = true;
+ this.dirty = this.lazy; // for lazy watchers
+ this.deps = [];
+ this.newDeps = [];
+ this.depIds = new _Set();
+ this.newDepIds = new _Set();
+ this.prevError = null; // for async error stacks
+ // parse expression for getter/setter
+ if (isFn) {
+ this.getter = expOrFn;
+ this.setter = undefined;
+ } else {
+ var res = parseExpression(expOrFn, this.twoWay);
+ this.getter = res.get;
+ this.setter = res.set;
+ }
+ this.value = this.lazy ? undefined : this.get();
+ // state for avoiding false triggers for deep and Array
+ // watchers during vm._digest()
+ this.queued = this.shallow = false;
+ }
+
+ /**
+ * Evaluate the getter, and re-collect dependencies.
+ */
+
+ Watcher.prototype.get = function () {
+ this.beforeGet();
+ var scope = this.scope || this.vm;
+ var value;
+ try {
+ value = this.getter.call(scope, scope);
+ } catch (e) {
+ if ('development' !== 'production' && config.warnExpressionErrors) {
+ warn('Error when evaluating expression ' + '"' + this.expression + '": ' + e.toString(), this.vm);
+ }
+ }
+ // "touch" every property so they are all tracked as
+ // dependencies for deep watching
+ if (this.deep) {
+ traverse(value);
+ }
+ if (this.preProcess) {
+ value = this.preProcess(value);
+ }
+ if (this.filters) {
+ value = scope._applyFilters(value, null, this.filters, false);
+ }
+ if (this.postProcess) {
+ value = this.postProcess(value);
+ }
+ this.afterGet();
+ return value;
+ };
+
+ /**
+ * Set the corresponding value with the setter.
+ *
+ * @param {*} value
+ */
+
+ Watcher.prototype.set = function (value) {
+ var scope = this.scope || this.vm;
+ if (this.filters) {
+ value = scope._applyFilters(value, this.value, this.filters, true);
+ }
+ try {
+ this.setter.call(scope, scope, value);
+ } catch (e) {
+ if ('development' !== 'production' && config.warnExpressionErrors) {
+ warn('Error when evaluating setter ' + '"' + this.expression + '": ' + e.toString(), this.vm);
+ }
+ }
+ // two-way sync for v-for alias
+ var forContext = scope.$forContext;
+ if (forContext && forContext.alias === this.expression) {
+ if (forContext.filters) {
+ 'development' !== 'production' && warn('It seems you are using two-way binding on ' + 'a v-for alias (' + this.expression + '), and the ' + 'v-for has filters. This will not work properly. ' + 'Either remove the filters or use an array of ' + 'objects and bind to object properties instead.', this.vm);
+ return;
+ }
+ forContext._withLock(function () {
+ if (scope.$key) {
+ // original is an object
+ forContext.rawValue[scope.$key] = value;
+ } else {
+ forContext.rawValue.$set(scope.$index, value);
+ }
+ });
+ }
+ };
+
+ /**
+ * Prepare for dependency collection.
+ */
+
+ Watcher.prototype.beforeGet = function () {
+ Dep.target = this;
+ };
+
+ /**
+ * Add a dependency to this directive.
+ *
+ * @param {Dep} dep
+ */
+
+ Watcher.prototype.addDep = function (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 () {
+ Dep.target = null;
+ 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.
+ *
+ * @param {Boolean} shallow
+ */
+
+ Watcher.prototype.update = function (shallow) {
+ if (this.lazy) {
+ this.dirty = true;
+ } else if (this.sync || !config.async) {
+ this.run();
+ } else {
+ // if queued, only overwrite shallow with non-shallow,
+ // but not the other way around.
+ this.shallow = this.queued ? shallow ? this.shallow : false : !!shallow;
+ this.queued = true;
+ // record before-push error stack in debug mode
+ /* istanbul ignore if */
+ if ('development' !== 'production' && config.debug) {
+ this.prevError = new Error('[vue] async stack trace');
+ }
+ pushWatcher(this);
+ }
+ };
+
+ /**
+ * Batcher job interface.
+ * Will be called by the batcher.
+ */
+
+ Watcher.prototype.run = function () {
+ 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; but only do so if this is a
+ // non-shallow update (caused by a vm digest).
+ (isObject(value) || this.deep) && !this.shallow) {
+ // set new value
+ var oldValue = this.value;
+ this.value = value;
+ // in debug + async mode, when a watcher callbacks
+ // throws, we also throw the saved before-push error
+ // so the full cross-tick stack trace is available.
+ var prevError = this.prevError;
+ /* istanbul ignore if */
+ if ('development' !== 'production' && config.debug && prevError) {
+ this.prevError = null;
+ try {
+ this.cb.call(this.vm, value, oldValue);
+ } catch (e) {
+ nextTick(function () {
+ throw prevError;
+ }, 0);
+ throw e;
+ }
+ } else {
+ this.cb.call(this.vm, value, oldValue);
+ }
+ }
+ this.queued = this.shallow = false;
+ }
+ };
+
+ /**
+ * Evaluate the value of the watcher.
+ * This only gets called for lazy watchers.
+ */
+
+ Watcher.prototype.evaluate = function () {
+ // 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 () {
+ var i = this.deps.length;
+ while (i--) {
+ this.deps[i].depend();
+ }
+ };
+
+ /**
+ * Remove self from all dependencies' subcriber list.
+ */
+
+ Watcher.prototype.teardown = function () {
+ 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) {
+ this.vm._watchers.$remove(this);
+ }
+ var i = this.deps.length;
+ while (i--) {
+ this.deps[i].removeSub(this);
+ }
+ this.active = false;
+ this.vm = this.cb = this.value = null;
+ }
+ };
+
+ /**
+ * Recrusively traverse an object to evoke all converted
+ * getters, so that every nested property inside the object
+ * is collected as a "deep" dependency.
+ *
+ * @param {*} val
+ */
+
+ var seenObjects = new _Set();
+ function traverse(val, seen) {
+ var i = undefined,
+ keys = undefined;
+ if (!seen) {
+ seen = seenObjects;
+ seen.clear();
+ }
+ var isA = isArray(val);
+ var isO = isObject(val);
+ if ((isA || isO) && Object.isExtensible(val)) {
+ 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 text$1 = {
+
+ bind: function bind() {
+ this.attr = this.el.nodeType === 3 ? 'data' : 'textContent';
+ },
+
+ update: function update(value) {
+ this.el[this.attr] = _toString(value);
+ }
+ };
+
+ var templateCache = new Cache(1000);
+ var idSelectorCache = new Cache(1000);
+
+ var map = {
+ efault: [0, '', ''],
+ legend: [1, '<fieldset>', '</fieldset>'],
+ tr: [2, '<table><tbody>', '</tbody></table>'],
+ col: [2, '<table><tbody></tbody><colgroup>', '</colgroup></table>']
+ };
+
+ map.td = map.th = [3, '<table><tbody><tr>', '</tr></tbody></table>'];
+
+ map.option = map.optgroup = [1, '<select multiple="multiple">', '</select>'];
+
+ map.thead = map.tbody = map.colgroup = map.caption = map.tfoot = [1, '<table>', '</table>'];
+
+ map.g = map.defs = map.symbol = map.use = map.image = map.text = map.circle = map.ellipse = map.line = map.path = map.polygon = map.polyline = map.rect = [1, '<svg ' + 'xmlns="http://www.w3.org/2000/svg" ' + 'xmlns:xlink="http://www.w3.org/1999/xlink" ' + 'xmlns:ev="http://www.w3.org/2001/xml-events"' + 'version="1.1">', '</svg>'];
+
+ /**
+ * Check if a node is a supported template node with a
+ * DocumentFragment content.
+ *
+ * @param {Node} node
+ * @return {Boolean}
+ */
+
+ function isRealTemplate(node) {
+ return isTemplate(node) && isFragment(node.content);
+ }
+
+ var tagRE$1 = /<([\w:-]+)/;
+ var entityRE = /&#?\w+?;/;
+ var commentRE = /<!--/;
+
+ /**
+ * Convert a string template to a DocumentFragment.
+ * Determines correct wrapping by tag types. Wrapping
+ * strategy found in jQuery & component/domify.
+ *
+ * @param {String} templateString
+ * @param {Boolean} raw
+ * @return {DocumentFragment}
+ */
+
+ function stringToFragment(templateString, raw) {
+ // try a cache hit first
+ var cacheKey = raw ? templateString : templateString.trim();
+ var hit = templateCache.get(cacheKey);
+ if (hit) {
+ return hit;
+ }
+
+ var frag = document.createDocumentFragment();
+ var tagMatch = templateString.match(tagRE$1);
+ var entityMatch = entityRE.test(templateString);
+ var commentMatch = commentRE.test(templateString);
+
+ if (!tagMatch && !entityMatch && !commentMatch) {
+ // text only, return a single text node.
+ frag.appendChild(document.createTextNode(templateString));
+ } else {
+ var tag = tagMatch && tagMatch[1];
+ var wrap = map[tag] || map.efault;
+ var depth = wrap[0];
+ var prefix = wrap[1];
+ var suffix = wrap[2];
+ var node = document.createElement('div');
+
+ node.innerHTML = prefix + templateString + suffix;
+ while (depth--) {
+ node = node.lastChild;
+ }
+
+ var child;
+ /* eslint-disable no-cond-assign */
+ while (child = node.firstChild) {
+ /* eslint-enable no-cond-assign */
+ frag.appendChild(child);
+ }
+ }
+ if (!raw) {
+ trimNode(frag);
+ }
+ templateCache.put(cacheKey, frag);
+ return frag;
+ }
+
+ /**
+ * Convert a template node to a DocumentFragment.
+ *
+ * @param {Node} node
+ * @return {DocumentFragment}
+ */
+
+ function nodeToFragment(node) {
+ // if its a template tag and the browser supports it,
+ // its content is already a document fragment. However, iOS Safari has
+ // bug when using directly cloned template content with touch
+ // events and can cause crashes when the nodes are removed from DOM, so we
+ // have to treat template elements as string templates. (#2805)
+ /* istanbul ignore if */
+ if (isRealTemplate(node)) {
+ return stringToFragment(node.innerHTML);
+ }
+ // script template
+ if (node.tagName === 'SCRIPT') {
+ return stringToFragment(node.textContent);
+ }
+ // normal node, clone it to avoid mutating the original
+ var clonedNode = cloneNode(node);
+ var frag = document.createDocumentFragment();
+ var child;
+ /* eslint-disable no-cond-assign */
+ while (child = clonedNode.firstChild) {
+ /* eslint-enable no-cond-assign */
+ frag.appendChild(child);
+ }
+ trimNode(frag);
+ return frag;
+ }
+
+ // Test for the presence of the Safari template cloning bug
+ // https://bugs.webkit.org/showug.cgi?id=137755
+ var hasBrokenTemplate = (function () {
+ /* istanbul ignore else */
+ if (inBrowser) {
+ var a = document.createElement('div');
+ a.innerHTML = '<template>1</template>';
+ return !a.cloneNode(true).firstChild.innerHTML;
+ } else {
+ return false;
+ }
+ })();
+
+ // Test for IE10/11 textarea placeholder clone bug
+ var hasTextareaCloneBug = (function () {
+ /* istanbul ignore else */
+ if (inBrowser) {
+ var t = document.createElement('textarea');
+ t.placeholder = 't';
+ return t.cloneNode(true).value === 't';
+ } else {
+ return false;
+ }
+ })();
+
+ /**
+ * 1. Deal with Safari cloning nested <template> bug by
+ * manually cloning all template instances.
+ * 2. Deal with IE10/11 textarea placeholder bug by setting
+ * the correct value after cloning.
+ *
+ * @param {Element|DocumentFragment} node
+ * @return {Element|DocumentFragment}
+ */
+
+ function cloneNode(node) {
+ /* istanbul ignore if */
+ if (!node.querySelectorAll) {
+ return node.cloneNode();
+ }
+ var res = node.cloneNode(true);
+ var i, original, cloned;
+ /* istanbul ignore if */
+ if (hasBrokenTemplate) {
+ var tempClone = res;
+ if (isRealTemplate(node)) {
+ node = node.content;
+ tempClone = res.content;
+ }
+ original = node.querySelectorAll('template');
+ if (original.length) {
+ cloned = tempClone.querySelectorAll('template');
+ i = cloned.length;
+ while (i--) {
+ cloned[i].parentNode.replaceChild(cloneNode(original[i]), cloned[i]);
+ }
+ }
+ }
+ /* istanbul ignore if */
+ if (hasTextareaCloneBug) {
+ if (node.tagName === 'TEXTAREA') {
+ res.value = node.value;
+ } else {
+ original = node.querySelectorAll('textarea');
+ if (original.length) {
+ cloned = res.querySelectorAll('textarea');
+ i = cloned.length;
+ while (i--) {
+ cloned[i].value = original[i].value;
+ }
+ }
+ }
+ }
+ return res;
+ }
+
+ /**
+ * Process the template option and normalizes it into a
+ * a DocumentFragment that can be used as a partial or a
+ * instance template.
+ *
+ * @param {*} template
+ * Possible values include:
+ * - DocumentFragment object
+ * - Node object of type Template
+ * - id selector: '#some-template-id'
+ * - template string: '<div><span>{{msg}}</span></div>'
+ * @param {Boolean} shouldClone
+ * @param {Boolean} raw
+ * inline HTML interpolation. Do not check for id
+ * selector and keep whitespace in the string.
+ * @return {DocumentFragment|undefined}
+ */
+
+ function parseTemplate(template, shouldClone, raw) {
+ var node, frag;
+
+ // if the template is already a document fragment,
+ // do nothing
+ if (isFragment(template)) {
+ trimNode(template);
+ return shouldClone ? cloneNode(template) : template;
+ }
+
+ if (typeof template === 'string') {
+ // id selector
+ if (!raw && template.charAt(0) === '#') {
+ // id selector can be cached too
+ frag = idSelectorCache.get(template);
+ if (!frag) {
+ node = document.getElementById(template.slice(1));
+ if (node) {
+ frag = nodeToFragment(node);
+ // save selector to cache
+ idSelectorCache.put(template, frag);
+ }
+ }
+ } else {
+ // normal string template
+ frag = stringToFragment(template, raw);
+ }
+ } else if (template.nodeType) {
+ // a direct node
+ frag = nodeToFragment(template);
+ }
+
+ return frag && shouldClone ? cloneNode(frag) : frag;
+ }
+
+var template = Object.freeze({
+ cloneNode: cloneNode,
+ parseTemplate: parseTemplate
+ });
+
+ var html = {
+
+ bind: function bind() {
+ // a comment node means this is a binding for
+ // {{{ inline unescaped html }}}
+ if (this.el.nodeType === 8) {
+ // hold nodes
+ this.nodes = [];
+ // replace the placeholder with proper anchor
+ this.anchor = createAnchor('v-html');
+ replace(this.el, this.anchor);
+ }
+ },
+
+ update: function update(value) {
+ value = _toString(value);
+ if (this.nodes) {
+ this.swap(value);
+ } else {
+ this.el.innerHTML = value;
+ }
+ },
+
+ swap: function swap(value) {
+ // remove old nodes
+ var i = this.nodes.length;
+ while (i--) {
+ remove(this.nodes[i]);
+ }
+ // convert new value to a fragment
+ // do not attempt to retrieve from id selector
+ var frag = parseTemplate(value, true, true);
+ // save a reference to these nodes so we can remove later
+ this.nodes = toArray(frag.childNodes);
+ before(frag, this.anchor);
+ }
+ };
+
+ /**
+ * Abstraction for a partially-compiled fragment.
+ * Can optionally compile content with a child scope.
+ *
+ * @param {Function} linker
+ * @param {Vue} vm
+ * @param {DocumentFragment} frag
+ * @param {Vue} [host]
+ * @param {Object} [scope]
+ * @param {Fragment} [parentFrag]
+ */
+ function Fragment(linker, vm, frag, host, scope, parentFrag) {
+ this.children = [];
+ this.childFrags = [];
+ this.vm = vm;
+ this.scope = scope;
+ this.inserted = false;
+ this.parentFrag = parentFrag;
+ if (parentFrag) {
+ parentFrag.childFrags.push(this);
+ }
+ this.unlink = linker(vm, frag, host, scope, this);
+ var single = this.single = frag.childNodes.length === 1 &&
+ // do not go single mode if the only node is an anchor
+ !frag.childNodes[0].__v_anchor;
+ if (single) {
+ this.node = frag.childNodes[0];
+ this.before = singleBefore;
+ this.remove = singleRemove;
+ } else {
+ this.node = createAnchor('fragment-start');
+ this.end = createAnchor('fragment-end');
+ this.frag = frag;
+ prepend(this.node, frag);
+ frag.appendChild(this.end);
+ this.before = multiBefore;
+ this.remove = multiRemove;
+ }
+ this.node.__v_frag = this;
+ }
+
+ /**
+ * Call attach/detach for all components contained within
+ * this fragment. Also do so recursively for all child
+ * fragments.
+ *
+ * @param {Function} hook
+ */
+
+ Fragment.prototype.callHook = function (hook) {
+ var i, l;
+ for (i = 0, l = this.childFrags.length; i < l; i++) {
+ this.childFrags[i].callHook(hook);
+ }
+ for (i = 0, l = this.children.length; i < l; i++) {
+ hook(this.children[i]);
+ }
+ };
+
+ /**
+ * Insert fragment before target, single node version
+ *
+ * @param {Node} target
+ * @param {Boolean} withTransition
+ */
+
+ function singleBefore(target, withTransition) {
+ this.inserted = true;
+ var method = withTransition !== false ? beforeWithTransition : before;
+ method(this.node, target, this.vm);
+ if (inDoc(this.node)) {
+ this.callHook(attach);
+ }
+ }
+
+ /**
+ * Remove fragment, single node version
+ */
+
+ function singleRemove() {
+ this.inserted = false;
+ var shouldCallRemove = inDoc(this.node);
+ var self = this;
+ this.beforeRemove();
+ removeWithTransition(this.node, this.vm, function () {
+ if (shouldCallRemove) {
+ self.callHook(detach);
+ }
+ self.destroy();
+ });
+ }
+
+ /**
+ * Insert fragment before target, multi-nodes version
+ *
+ * @param {Node} target
+ * @param {Boolean} withTransition
+ */
+
+ function multiBefore(target, withTransition) {
+ this.inserted = true;
+ var vm = this.vm;
+ var method = withTransition !== false ? beforeWithTransition : before;
+ mapNodeRange(this.node, this.end, function (node) {
+ method(node, target, vm);
+ });
+ if (inDoc(this.node)) {
+ this.callHook(attach);
+ }
+ }
+
+ /**
+ * Remove fragment, multi-nodes version
+ */
+
+ function multiRemove() {
+ this.inserted = false;
+ var self = this;
+ var shouldCallRemove = inDoc(this.node);
+ this.beforeRemove();
+ removeNodeRange(this.node, this.end, this.vm, this.frag, function () {
+ if (shouldCallRemove) {
+ self.callHook(detach);
+ }
+ self.destroy();
+ });
+ }
+
+ /**
+ * Prepare the fragment for removal.
+ */
+
+ Fragment.prototype.beforeRemove = function () {
+ var i, l;
+ for (i = 0, l = this.childFrags.length; i < l; i++) {
+ // call the same method recursively on child
+ // fragments, depth-first
+ this.childFrags[i].beforeRemove(false);
+ }
+ for (i = 0, l = this.children.length; i < l; i++) {
+ // Call destroy for all contained instances,
+ // with remove:false and defer:true.
+ // Defer is necessary because we need to
+ // keep the children to call detach hooks
+ // on them.
+ this.children[i].$destroy(false, true);
+ }
+ var dirs = this.unlink.dirs;
+ for (i = 0, l = dirs.length; i < l; i++) {
+ // disable the watchers on all the directives
+ // so that the rendered content stays the same
+ // during removal.
+ dirs[i]._watcher && dirs[i]._watcher.teardown();
+ }
+ };
+
+ /**
+ * Destroy the fragment.
+ */
+
+ Fragment.prototype.destroy = function () {
+ if (this.parentFrag) {
+ this.parentFrag.childFrags.$remove(this);
+ }
+ this.node.__v_frag = null;
+ this.unlink();
+ };
+
+ /**
+ * Call attach hook for a Vue instance.
+ *
+ * @param {Vue} child
+ */
+
+ function attach(child) {
+ if (!child._isAttached && inDoc(child.$el)) {
+ child._callHook('attached');
+ }
+ }
+
+ /**
+ * Call detach hook for a Vue instance.
+ *
+ * @param {Vue} child
+ */
+
+ function detach(child) {
+ if (child._isAttached && !inDoc(child.$el)) {
+ child._callHook('detached');
+ }
+ }
+
+ var linkerCache = new Cache(5000);
+
+ /**
+ * A factory that can be used to create instances of a
+ * fragment. Caches the compiled linker if possible.
+ *
+ * @param {Vue} vm
+ * @param {Element|String} el
+ */
+ function FragmentFactory(vm, el) {
+ this.vm = vm;
+ var template;
+ var isString = typeof el === 'string';
+ if (isString || isTemplate(el) && !el.hasAttribute('v-if')) {
+ template = parseTemplate(el, true);
+ } else {
+ template = document.createDocumentFragment();
+ template.appendChild(el);
+ }
+ this.template = template;
+ // linker can be cached, but only for components
+ var linker;
+ var cid = vm.constructor.cid;
+ if (cid > 0) {
+ var cacheId = cid + (isString ? el : getOuterHTML(el));
+ linker = linkerCache.get(cacheId);
+ if (!linker) {
+ linker = compile(template, vm.$options, true);
+ linkerCache.put(cacheId, linker);
+ }
+ } else {
+ linker = compile(template, vm.$options, true);
+ }
+ this.linker = linker;
+ }
+
+ /**
+ * Create a fragment instance with given host and scope.
+ *
+ * @param {Vue} host
+ * @param {Object} scope
+ * @param {Fragment} parentFrag
+ */
+
+ FragmentFactory.prototype.create = function (host, scope, parentFrag) {
+ var frag = cloneNode(this.template);
+ return new Fragment(this.linker, this.vm, frag, host, scope, parentFrag);
+ };
+
+ var ON = 700;
+ var MODEL = 800;
+ var BIND = 850;
+ var TRANSITION = 1100;
+ var EL = 1500;
+ var COMPONENT = 1500;
+ var PARTIAL = 1750;
+ var IF = 2100;
+ var FOR = 2200;
+ var SLOT = 2300;
+
+ var uid$3 = 0;
+
+ var vFor = {
+
+ priority: FOR,
+ terminal: true,
+
+ params: ['track-by', 'stagger', 'enter-stagger', 'leave-stagger'],
+
+ bind: function bind() {
+ // support "item in/of items" syntax
+ var inMatch = this.expression.match(/(.*) (?:in|of) (.*)/);
+ if (inMatch) {
+ var itMatch = inMatch[1].match(/\((.*),(.*)\)/);
+ if (itMatch) {
+ this.iterator = itMatch[1].trim();
+ this.alias = itMatch[2].trim();
+ } else {
+ this.alias = inMatch[1].trim();
+ }
+ this.expression = inMatch[2];
+ }
+
+ if (!this.alias) {
+ 'development' !== 'production' && warn('Invalid v-for expression "' + this.descriptor.raw + '": ' + 'alias is required.', this.vm);
+ return;
+ }
+
+ // uid as a cache identifier
+ this.id = '__v-for__' + ++uid$3;
+
+ // check if this is an option list,
+ // so that we know if we need to update the <select>'s
+ // v-model when the option list has changed.
+ // because v-model has a lower priority than v-for,
+ // the v-model is not bound here yet, so we have to
+ // retrive it in the actual updateModel() function.
+ var tag = this.el.tagName;
+ this.isOption = (tag === 'OPTION' || tag === 'OPTGROUP') && this.el.parentNode.tagName === 'SELECT';
+
+ // setup anchor nodes
+ this.start = createAnchor('v-for-start');
+ this.end = createAnchor('v-for-end');
+ replace(this.el, this.end);
+ before(this.start, this.end);
+
+ // cache
+ this.cache = Object.create(null);
+
+ // fragment factory
+ this.factory = new FragmentFactory(this.vm, this.el);
+ },
+
+ update: function update(data) {
+ this.diff(data);
+ this.updateRef();
+ this.updateModel();
+ },
+
+ /**
+ * Diff, based on new data and old data, determine the
+ * minimum amount of DOM manipulations needed to make the
+ * DOM reflect the new data Array.
+ *
+ * The algorithm diffs the new data Array by storing a
+ * hidden reference to an owner vm instance on previously
+ * seen data. This allows us to achieve O(n) which is
+ * better than a levenshtein distance based algorithm,
+ * which is O(m * n).
+ *
+ * @param {Array} data
+ */
+
+ diff: function diff(data) {
+ // check if the Array was converted from an Object
+ var item = data[0];
+ var convertedFromObject = this.fromObject = isObject(item) && hasOwn(item, '$key') && hasOwn(item, '$value');
+
+ var trackByKey = this.params.trackBy;
+ var oldFrags = this.frags;
+ var frags = this.frags = new Array(data.length);
+ var alias = this.alias;
+ var iterator = this.iterator;
+ var start = this.start;
+ var end = this.end;
+ var inDocument = inDoc(start);
+ var init = !oldFrags;
+ var i, l, frag, key, value, primitive;
+
+ // First pass, go through the new Array and fill up
+ // the new frags array. If a piece of data has a cached
+ // instance for it, we reuse it. Otherwise build a new
+ // instance.
+ for (i = 0, l = data.length; i < l; i++) {
+ item = data[i];
+ key = convertedFromObject ? item.$key : null;
+ value = convertedFromObject ? item.$value : item;
+ primitive = !isObject(value);
+ frag = !init && this.getCachedFrag(value, i, key);
+ if (frag) {
+ // reusable fragment
+ frag.reused = true;
+ // update $index
+ frag.scope.$index = i;
+ // update $key
+ if (key) {
+ frag.scope.$key = key;
+ }
+ // update iterator
+ if (iterator) {
+ frag.scope[iterator] = key !== null ? key : i;
+ }
+ // update data for track-by, object repeat &
+ // primitive values.
+ if (trackByKey || convertedFromObject || primitive) {
+ withoutConversion(function () {
+ frag.scope[alias] = value;
+ });
+ }
+ } else {
+ // new isntance
+ frag = this.create(value, alias, i, key);
+ frag.fresh = !init;
+ }
+ frags[i] = frag;
+ if (init) {
+ frag.before(end);
+ }
+ }
+
+ // we're done for the initial render.
+ if (init) {
+ return;
+ }
+
+ // Second pass, go through the old fragments and
+ // destroy those who are not reused (and remove them
+ // from cache)
+ var removalIndex = 0;
+ var totalRemoved = oldFrags.length - frags.length;
+ // when removing a large number of fragments, watcher removal
+ // turns out to be a perf bottleneck, so we batch the watcher
+ // removals into a single filter call!
+ this.vm._vForRemoving = true;
+ for (i = 0, l = oldFrags.length; i < l; i++) {
+ frag = oldFrags[i];
+ if (!frag.reused) {
+ this.deleteCachedFrag(frag);
+ this.remove(frag, removalIndex++, totalRemoved, inDocument);
+ }
+ }
+ this.vm._vForRemoving = false;
+ if (removalIndex) {
+ this.vm._watchers = this.vm._watchers.filter(function (w) {
+ return w.active;
+ });
+ }
+
+ // Final pass, move/insert new fragments into the
+ // right place.
+ var targetPrev, prevEl, currentPrev;
+ var insertionIndex = 0;
+ for (i = 0, l = frags.length; i < l; i++) {
+ frag = frags[i];
+ // this is the frag that we should be after
+ targetPrev = frags[i - 1];
+ prevEl = targetPrev ? targetPrev.staggerCb ? targetPrev.staggerAnchor : targetPrev.end || targetPrev.node : start;
+ if (frag.reused && !frag.staggerCb) {
+ currentPrev = findPrevFrag(frag, start, this.id);
+ if (currentPrev !== targetPrev && (!currentPrev ||
+ // optimization for moving a single item.
+ // thanks to suggestions by @livoras in #1807
+ findPrevFrag(currentPrev, start, this.id) !== targetPrev)) {
+ this.move(frag, prevEl);
+ }
+ } else {
+ // new instance, or still in stagger.
+ // insert with updated stagger index.
+ this.insert(frag, insertionIndex++, prevEl, inDocument);
+ }
+ frag.reused = frag.fresh = false;
+ }
+ },
+
+ /**
+ * Create a new fragment instance.
+ *
+ * @param {*} value
+ * @param {String} alias
+ * @param {Number} index
+ * @param {String} [key]
+ * @return {Fragment}
+ */
+
+ create: function create(value, alias, index, key) {
+ var host = this._host;
+ // create iteration scope
+ var parentScope = this._scope || this.vm;
+ var scope = Object.create(parentScope);
+ // ref holder for the scope
+ scope.$refs = Object.create(parentScope.$refs);
+ scope.$els = Object.create(parentScope.$els);
+ // make sure point $parent to parent scope
+ scope.$parent = parentScope;
+ // for two-way binding on alias
+ scope.$forContext = this;
+ // define scope properties
+ // important: define the scope alias without forced conversion
+ // so that frozen data structures remain non-reactive.
+ withoutConversion(function () {
+ defineReactive(scope, alias, value);
+ });
+ defineReactive(scope, '$index', index);
+ if (key) {
+ defineReactive(scope, '$key', key);
+ } else if (scope.$key) {
+ // avoid accidental fallback
+ def(scope, '$key', null);
+ }
+ if (this.iterator) {
+ defineReactive(scope, this.iterator, key !== null ? key : index);
+ }
+ var frag = this.factory.create(host, scope, this._frag);
+ frag.forId = this.id;
+ this.cacheFrag(value, frag, index, key);
+ return frag;
+ },
+
+ /**
+ * Update the v-ref on owner vm.
+ */
+
+ updateRef: function updateRef() {
+ var ref = this.descriptor.ref;
+ if (!ref) return;
+ var hash = (this._scope || this.vm).$refs;
+ var refs;
+ if (!this.fromObject) {
+ refs = this.frags.map(findVmFromFrag);
+ } else {
+ refs = {};
+ this.frags.forEach(function (frag) {
+ refs[frag.scope.$key] = findVmFromFrag(frag);
+ });
+ }
+ hash[ref] = refs;
+ },
+
+ /**
+ * For option lists, update the containing v-model on
+ * parent <select>.
+ */
+
+ updateModel: function updateModel() {
+ if (this.isOption) {
+ var parent = this.start.parentNode;
+ var model = parent && parent.__v_model;
+ if (model) {
+ model.forceUpdate();
+ }
+ }
+ },
+
+ /**
+ * Insert a fragment. Handles staggering.
+ *
+ * @param {Fragment} frag
+ * @param {Number} index
+ * @param {Node} prevEl
+ * @param {Boolean} inDocument
+ */
+
+ insert: function insert(frag, index, prevEl, inDocument) {
+ if (frag.staggerCb) {
+ frag.staggerCb.cancel();
+ frag.staggerCb = null;
+ }
+ var staggerAmount = this.getStagger(frag, index, null, 'enter');
+ if (inDocument && staggerAmount) {
+ // create an anchor and insert it synchronously,
+ // so that we can resolve the correct order without
+ // worrying about some elements not inserted yet
+ var anchor = frag.staggerAnchor;
+ if (!anchor) {
+ anchor = frag.staggerAnchor = createAnchor('stagger-anchor');
+ anchor.__v_frag = frag;
+ }
+ after(anchor, prevEl);
+ var op = frag.staggerCb = cancellable(function () {
+ frag.staggerCb = null;
+ frag.before(anchor);
+ remove(anchor);
+ });
+ setTimeout(op, staggerAmount);
+ } else {
+ var target = prevEl.nextSibling;
+ /* istanbul ignore if */
+ if (!target) {
+ // reset end anchor position in case the position was messed up
+ // by an external drag-n-drop library.
+ after(this.end, prevEl);
+ target = this.end;
+ }
+ frag.before(target);
+ }
+ },
+
+ /**
+ * Remove a fragment. Handles staggering.
+ *
+ * @param {Fragment} frag
+ * @param {Number} index
+ * @param {Number} total
+ * @param {Boolean} inDocument
+ */
+
+ remove: function remove(frag, index, total, inDocument) {
+ if (frag.staggerCb) {
+ frag.staggerCb.cancel();
+ frag.staggerCb = null;
+ // it's not possible for the same frag to be removed
+ // twice, so if we have a pending stagger callback,
+ // it means this frag is queued for enter but removed
+ // before its transition started. Since it is already
+ // destroyed, we can just leave it in detached state.
+ return;
+ }
+ var staggerAmount = this.getStagger(frag, index, total, 'leave');
+ if (inDocument && staggerAmount) {
+ var op = frag.staggerCb = cancellable(function () {
+ frag.staggerCb = null;
+ frag.remove();
+ });
+ setTimeout(op, staggerAmount);
+ } else {
+ frag.remove();
+ }
+ },
+
+ /**
+ * Move a fragment to a new position.
+ * Force no transition.
+ *
+ * @param {Fragment} frag
+ * @param {Node} prevEl
+ */
+
+ move: function move(frag, prevEl) {
+ // fix a common issue with Sortable:
+ // if prevEl doesn't have nextSibling, this means it's
+ // been dragged after the end anchor. Just re-position
+ // the end anchor to the end of the container.
+ /* istanbul ignore if */
+ if (!prevEl.nextSibling) {
+ this.end.parentNode.appendChild(this.end);
+ }
+ frag.before(prevEl.nextSibling, false);
+ },
+
+ /**
+ * Cache a fragment using track-by or the object key.
+ *
+ * @param {*} value
+ * @param {Fragment} frag
+ * @param {Number} index
+ * @param {String} [key]
+ */
+
+ cacheFrag: function cacheFrag(value, frag, index, key) {
+ var trackByKey = this.params.trackBy;
+ var cache = this.cache;
+ var primitive = !isObject(value);
+ var id;
+ if (key || trackByKey || primitive) {
+ id = getTrackByKey(index, key, value, trackByKey);
+ if (!cache[id]) {
+ cache[id] = frag;
+ } else if (trackByKey !== '$index') {
+ 'development' !== 'production' && this.warnDuplicate(value);
+ }
+ } else {
+ id = this.id;
+ if (hasOwn(value, id)) {
+ if (value[id] === null) {
+ value[id] = frag;
+ } else {
+ 'development' !== 'production' && this.warnDuplicate(value);
+ }
+ } else if (Object.isExtensible(value)) {
+ def(value, id, frag);
+ } else if ('development' !== 'production') {
+ warn('Frozen v-for objects cannot be automatically tracked, make sure to ' + 'provide a track-by key.');
+ }
+ }
+ frag.raw = value;
+ },
+
+ /**
+ * Get a cached fragment from the value/index/key
+ *
+ * @param {*} value
+ * @param {Number} index
+ * @param {String} key
+ * @return {Fragment}
+ */
+
+ getCachedFrag: function getCachedFrag(value, index, key) {
+ var trackByKey = this.params.trackBy;
+ var primitive = !isObject(value);
+ var frag;
+ if (key || trackByKey || primitive) {
+ var id = getTrackByKey(index, key, value, trackByKey);
+ frag = this.cache[id];
+ } else {
+ frag = value[this.id];
+ }
+ if (frag && (frag.reused || frag.fresh)) {
+ 'development' !== 'production' && this.warnDuplicate(value);
+ }
+ return frag;
+ },
+
+ /**
+ * Delete a fragment from cache.
+ *
+ * @param {Fragment} frag
+ */
+
+ deleteCachedFrag: function deleteCachedFrag(frag) {
+ var value = frag.raw;
+ var trackByKey = this.params.trackBy;
+ var scope = frag.scope;
+ var index = scope.$index;
+ // fix #948: avoid accidentally fall through to
+ // a parent repeater which happens to have $key.
+ var key = hasOwn(scope, '$key') && scope.$key;
+ var primitive = !isObject(value);
+ if (trackByKey || key || primitive) {
+ var id = getTrackByKey(index, key, value, trackByKey);
+ this.cache[id] = null;
+ } else {
+ value[this.id] = null;
+ frag.raw = null;
+ }
+ },
+
+ /**
+ * Get the stagger amount for an insertion/removal.
+ *
+ * @param {Fragment} frag
+ * @param {Number} index
+ * @param {Number} total
+ * @param {String} type
+ */
+
+ getStagger: function getStagger(frag, index, total, type) {
+ type = type + 'Stagger';
+ var trans = frag.node.__v_trans;
+ var hooks = trans && trans.hooks;
+ var hook = hooks && (hooks[type] || hooks.stagger);
+ return hook ? hook.call(frag, index, total) : index * parseInt(this.params[type] || this.params.stagger, 10);
+ },
+
+ /**
+ * Pre-process the value before piping it through the
+ * filters. This is passed to and called by the watcher.
+ */
+
+ _preProcess: function _preProcess(value) {
+ // regardless of type, store the un-filtered raw value.
+ this.rawValue = value;
+ return value;
+ },
+
+ /**
+ * Post-process the value after it has been piped through
+ * the filters. This is passed to and called by the watcher.
+ *
+ * It is necessary for this to be called during the
+ * watcher's dependency collection phase because we want
+ * the v-for to update when the source Object is mutated.
+ */
+
+ _postProcess: function _postProcess(value) {
+ if (isArray(value)) {
+ return value;
+ } else if (isPlainObject(value)) {
+ // convert plain object to array.
+ var keys = Object.keys(value);
+ var i = keys.length;
+ var res = new Array(i);
+ var key;
+ while (i--) {
+ key = keys[i];
+ res[i] = {
+ $key: key,
+ $value: value[key]
+ };
+ }
+ return res;
+ } else {
+ if (typeof value === 'number' && !isNaN(value)) {
+ value = range(value);
+ }
+ return value || [];
+ }
+ },
+
+ unbind: function unbind() {
+ if (this.descriptor.ref) {
+ (this._scope || this.vm).$refs[this.descriptor.ref] = null;
+ }
+ if (this.frags) {
+ var i = this.frags.length;
+ var frag;
+ while (i--) {
+ frag = this.frags[i];
+ this.deleteCachedFrag(frag);
+ frag.destroy();
+ }
+ }
+ }
+ };
+
+ /**
+ * Helper to find the previous element that is a fragment
+ * anchor. This is necessary because a destroyed frag's
+ * element could still be lingering in the DOM before its
+ * leaving transition finishes, but its inserted flag
+ * should have been set to false so we can skip them.
+ *
+ * If this is a block repeat, we want to make sure we only
+ * return frag that is bound to this v-for. (see #929)
+ *
+ * @param {Fragment} frag
+ * @param {Comment|Text} anchor
+ * @param {String} id
+ * @return {Fragment}
+ */
+
+ function findPrevFrag(frag, anchor, id) {
+ var el = frag.node.previousSibling;
+ /* istanbul ignore if */
+ if (!el) return;
+ frag = el.__v_frag;
+ while ((!frag || frag.forId !== id || !frag.inserted) && el !== anchor) {
+ el = el.previousSibling;
+ /* istanbul ignore if */
+ if (!el) return;
+ frag = el.__v_frag;
+ }
+ return frag;
+ }
+
+ /**
+ * Find a vm from a fragment.
+ *
+ * @param {Fragment} frag
+ * @return {Vue|undefined}
+ */
+
+ function findVmFromFrag(frag) {
+ var node = frag.node;
+ // handle multi-node frag
+ if (frag.end) {
+ while (!node.__vue__ && node !== frag.end && node.nextSibling) {
+ node = node.nextSibling;
+ }
+ }
+ return node.__vue__;
+ }
+
+ /**
+ * Create a range array from given number.
+ *
+ * @param {Number} n
+ * @return {Array}
+ */
+
+ function range(n) {
+ var i = -1;
+ var ret = new Array(Math.floor(n));
+ while (++i < n) {
+ ret[i] = i;
+ }
+ return ret;
+ }
+
+ /**
+ * Get the track by key for an item.
+ *
+ * @param {Number} index
+ * @param {String} key
+ * @param {*} value
+ * @param {String} [trackByKey]
+ */
+
+ function getTrackByKey(index, key, value, trackByKey) {
+ return trackByKey ? trackByKey === '$index' ? index : trackByKey.charAt(0).match(/\w/) ? getPath(value, trackByKey) : value[trackByKey] : key || value;
+ }
+
+ if ('development' !== 'production') {
+ vFor.warnDuplicate = function (value) {
+ warn('Duplicate value found in v-for="' + this.descriptor.raw + '": ' + JSON.stringify(value) + '. Use track-by="$index" if ' + 'you are expecting duplicate values.', this.vm);
+ };
+ }
+
+ var vIf = {
+
+ priority: IF,
+ terminal: true,
+
+ bind: function bind() {
+ var el = this.el;
+ if (!el.__vue__) {
+ // check else block
+ var next = el.nextElementSibling;
+ if (next && getAttr(next, 'v-else') !== null) {
+ remove(next);
+ this.elseEl = next;
+ }
+ // check main block
+ this.anchor = createAnchor('v-if');
+ replace(el, this.anchor);
+ } else {
+ 'development' !== 'production' && warn('v-if="' + this.expression + '" cannot be ' + 'used on an instance root element.', this.vm);
+ this.invalid = true;
+ }
+ },
+
+ update: function update(value) {
+ if (this.invalid) return;
+ if (value) {
+ if (!this.frag) {
+ this.insert();
+ }
+ } else {
+ this.remove();
+ }
+ },
+
+ insert: function insert() {
+ if (this.elseFrag) {
+ this.elseFrag.remove();
+ this.elseFrag = null;
+ }
+ // lazy init factory
+ if (!this.factory) {
+ this.factory = new FragmentFactory(this.vm, this.el);
+ }
+ this.frag = this.factory.create(this._host, this._scope, this._frag);
+ this.frag.before(this.anchor);
+ },
+
+ remove: function remove() {
+ if (this.frag) {
+ this.frag.remove();
+ this.frag = null;
+ }
+ if (this.elseEl && !this.elseFrag) {
+ if (!this.elseFactory) {
+ this.elseFactory = new FragmentFactory(this.elseEl._context || this.vm, this.elseEl);
+ }
+ this.elseFrag = this.elseFactory.create(this._host, this._scope, this._frag);
+ this.elseFrag.before(this.anchor);
+ }
+ },
+
+ unbind: function unbind() {
+ if (this.frag) {
+ this.frag.destroy();
+ }
+ if (this.elseFrag) {
+ this.elseFrag.destroy();
+ }
+ }
+ };
+
+ var show = {
+
+ bind: function bind() {
+ // check else block
+ var next = this.el.nextElementSibling;
+ if (next && getAttr(next, 'v-else') !== null) {
+ this.elseEl = next;
+ }
+ },
+
+ update: function update(value) {
+ this.apply(this.el, value);
+ if (this.elseEl) {
+ this.apply(this.elseEl, !value);
+ }
+ },
+
+ apply: function apply(el, value) {
+ if (inDoc(el)) {
+ applyTransition(el, value ? 1 : -1, toggle, this.vm);
+ } else {
+ toggle();
+ }
+ function toggle() {
+ el.style.display = value ? '' : 'none';
+ }
+ }
+ };
+
+ var text$2 = {
+
+ bind: function bind() {
+ var self = this;
+ var el = this.el;
+ var isRange = el.type === 'range';
+ var lazy = this.params.lazy;
+ var number = this.params.number;
+ var debounce = this.params.debounce;
+
+ // handle composition events.
+ // http://blog.evanyou.me/2014/01/03/composition-event/
+ // skip this for Android because it handles composition
+ // events quite differently. Android doesn't trigger
+ // composition events for language input methods e.g.
+ // Chinese, but instead triggers them for spelling
+ // suggestions... (see Discussion/#162)
+ var composing = false;
+ if (!isAndroid && !isRange) {
+ this.on('compositionstart', function () {
+ composing = true;
+ });
+ this.on('compositionend', function () {
+ composing = false;
+ // in IE11 the "compositionend" event fires AFTER
+ // the "input" event, so the input handler is blocked
+ // at the end... have to call it here.
+ //
+ // #1327: in lazy mode this is unecessary.
+ if (!lazy) {
+ self.listener();
+ }
+ });
+ }
+
+ // prevent messing with the input when user is typing,
+ // and force update on blur.
+ this.focused = false;
+ if (!isRange && !lazy) {
+ this.on('focus', function () {
+ self.focused = true;
+ });
+ this.on('blur', function () {
+ self.focused = false;
+ // do not sync value after fragment removal (#2017)
+ if (!self._frag || self._frag.inserted) {
+ self.rawListener();
+ }
+ });
+ }
+
+ // Now attach the main listener
+ this.listener = this.rawListener = function () {
+ if (composing || !self._bound) {
+ return;
+ }
+ var val = number || isRange ? toNumber(el.value) : el.value;
+ self.set(val);
+ // force update on next tick to avoid lock & same value
+ // also only update when user is not typing
+ nextTick(function () {
+ if (self._bound && !self.focused) {
+ self.update(self._watcher.value);
+ }
+ });
+ };
+
+ // apply debounce
+ if (debounce) {
+ this.listener = _debounce(this.listener, debounce);
+ }
+
+ // Support jQuery events, since jQuery.trigger() doesn't
+ // trigger native events in some cases and some plugins
+ // rely on $.trigger()
+ //
+ // We want to make sure if a listener is attached using
+ // jQuery, it is also removed with jQuery, that's why
+ // we do the check for each directive instance and
+ // store that check result on itself. This also allows
+ // easier test coverage control by unsetting the global
+ // jQuery variable in tests.
+ this.hasjQuery = typeof jQuery === 'function';
+ if (this.hasjQuery) {
+ var method = jQuery.fn.on ? 'on' : 'bind';
+ jQuery(el)[method]('change', this.rawListener);
+ if (!lazy) {
+ jQuery(el)[method]('input', this.listener);
+ }
+ } else {
+ this.on('change', this.rawListener);
+ if (!lazy) {
+ this.on('input', this.listener);
+ }
+ }
+
+ // IE9 doesn't fire input event on backspace/del/cut
+ if (!lazy && isIE9) {
+ this.on('cut', function () {
+ nextTick(self.listener);
+ });
+ this.on('keyup', function (e) {
+ if (e.keyCode === 46 || e.keyCode === 8) {
+ self.listener();
+ }
+ });
+ }
+
+ // set initial value if present
+ if (el.hasAttribute('value') || el.tagName === 'TEXTAREA' && el.value.trim()) {
+ this.afterBind = this.listener;
+ }
+ },
+
+ update: function update(value) {
+ // #3029 only update when the value changes. This prevent
+ // browsers from overwriting values like selectionStart
+ value = _toString(value);
+ if (value !== this.el.value) this.el.value = value;
+ },
+
+ unbind: function unbind() {
+ var el = this.el;
+ if (this.hasjQuery) {
+ var method = jQuery.fn.off ? 'off' : 'unbind';
+ jQuery(el)[method]('change', this.listener);
+ jQuery(el)[method]('input', this.listener);
+ }
+ }
+ };
+
+ var radio = {
+
+ bind: function bind() {
+ var self = this;
+ var el = this.el;
+
+ this.getValue = function () {
+ // value overwrite via v-bind:value
+ if (el.hasOwnProperty('_value')) {
+ return el._value;
+ }
+ var val = el.value;
+ if (self.params.number) {
+ val = toNumber(val);
+ }
+ return val;
+ };
+
+ this.listener = function () {
+ self.set(self.getValue());
+ };
+ this.on('change', this.listener);
+
+ if (el.hasAttribute('checked')) {
+ this.afterBind = this.listener;
+ }
+ },
+
+ update: function update(value) {
+ this.el.checked = looseEqual(value, this.getValue());
+ }
+ };
+
+ var select = {
+
+ bind: function bind() {
+ var _this = this;
+
+ var self = this;
+ var el = this.el;
+
+ // method to force update DOM using latest value.
+ this.forceUpdate = function () {
+ if (self._watcher) {
+ self.update(self._watcher.get());
+ }
+ };
+
+ // check if this is a multiple select
+ var multiple = this.multiple = el.hasAttribute('multiple');
+
+ // attach listener
+ this.listener = function () {
+ var value = getValue(el, multiple);
+ value = self.params.number ? isArray(value) ? value.map(toNumber) : toNumber(value) : value;
+ self.set(value);
+ };
+ this.on('change', this.listener);
+
+ // if has initial value, set afterBind
+ var initValue = getValue(el, multiple, true);
+ if (multiple && initValue.length || !multiple && initValue !== null) {
+ this.afterBind = this.listener;
+ }
+
+ // All major browsers except Firefox resets
+ // selectedIndex with value -1 to 0 when the element
+ // is appended to a new parent, therefore we have to
+ // force a DOM update whenever that happens...
+ this.vm.$on('hook:attached', function () {
+ nextTick(_this.forceUpdate);
+ });
+ if (!inDoc(el)) {
+ nextTick(this.forceUpdate);
+ }
+ },
+
+ update: function update(value) {
+ var el = this.el;
+ el.selectedIndex = -1;
+ var multi = this.multiple && isArray(value);
+ var options = el.options;
+ var i = options.length;
+ var op, val;
+ while (i--) {
+ op = options[i];
+ val = op.hasOwnProperty('_value') ? op._value : op.value;
+ /* eslint-disable eqeqeq */
+ op.selected = multi ? indexOf$1(value, val) > -1 : looseEqual(value, val);
+ /* eslint-enable eqeqeq */
+ }
+ },
+
+ unbind: function unbind() {
+ /* istanbul ignore next */
+ this.vm.$off('hook:attached', this.forceUpdate);
+ }
+ };
+
+ /**
+ * Get select value
+ *
+ * @param {SelectElement} el
+ * @param {Boolean} multi
+ * @param {Boolean} init
+ * @return {Array|*}
+ */
+
+ function getValue(el, multi, init) {
+ var res = multi ? [] : null;
+ var op, val, selected;
+ for (var i = 0, l = el.options.length; i < l; i++) {
+ op = el.options[i];
+ selected = init ? op.hasAttribute('selected') : op.selected;
+ if (selected) {
+ val = op.hasOwnProperty('_value') ? op._value : op.value;
+ if (multi) {
+ res.push(val);
+ } else {
+ return val;
+ }
+ }
+ }
+ return res;
+ }
+
+ /**
+ * Native Array.indexOf uses strict equal, but in this
+ * case we need to match string/numbers with custom equal.
+ *
+ * @param {Array} arr
+ * @param {*} val
+ */
+
+ function indexOf$1(arr, val) {
+ var i = arr.length;
+ while (i--) {
+ if (looseEqual(arr[i], val)) {
+ return i;
+ }
+ }
+ return -1;
+ }
+
+ var checkbox = {
+
+ bind: function bind() {
+ var self = this;
+ var el = this.el;
+
+ this.getValue = function () {
+ return el.hasOwnProperty('_value') ? el._value : self.params.number ? toNumber(el.value) : el.value;
+ };
+
+ function getBooleanValue() {
+ var val = el.checked;
+ if (val && el.hasOwnProperty('_trueValue')) {
+ return el._trueValue;
+ }
+ if (!val && el.hasOwnProperty('_falseValue')) {
+ return el._falseValue;
+ }
+ return val;
+ }
+
+ this.listener = function () {
+ var model = self._watcher.value;
+ if (isArray(model)) {
+ var val = self.getValue();
+ if (el.checked) {
+ if (indexOf(model, val) < 0) {
+ model.push(val);
+ }
+ } else {
+ model.$remove(val);
+ }
+ } else {
+ self.set(getBooleanValue());
+ }
+ };
+
+ this.on('change', this.listener);
+ if (el.hasAttribute('checked')) {
+ this.afterBind = this.listener;
+ }
+ },
+
+ update: function update(value) {
+ var el = this.el;
+ if (isArray(value)) {
+ el.checked = indexOf(value, this.getValue()) > -1;
+ } else {
+ if (el.hasOwnProperty('_trueValue')) {
+ el.checked = looseEqual(value, el._trueValue);
+ } else {
+ el.checked = !!value;
+ }
+ }
+ }
+ };
+
+ var handlers = {
+ text: text$2,
+ radio: radio,
+ select: select,
+ checkbox: checkbox
+ };
+
+ var model = {
+
+ priority: MODEL,
+ twoWay: true,
+ handlers: handlers,
+ params: ['lazy', 'number', 'debounce'],
+
+ /**
+ * Possible elements:
+ * <select>
+ * <textarea>
+ * <input type="*">
+ * - text
+ * - checkbox
+ * - radio
+ * - number
+ */
+
+ bind: function bind() {
+ // friendly warning...
+ this.checkFilters();
+ if (this.hasRead && !this.hasWrite) {
+ 'development' !== 'production' && warn('It seems you are using a read-only filter with ' + 'v-model="' + this.descriptor.raw + '". ' + 'You might want to use a two-way filter to ensure correct behavior.', this.vm);
+ }
+ var el = this.el;
+ var tag = el.tagName;
+ var handler;
+ if (tag === 'INPUT') {
+ handler = handlers[el.type] || handlers.text;
+ } else if (tag === 'SELECT') {
+ handler = handlers.select;
+ } else if (tag === 'TEXTAREA') {
+ handler = handlers.text;
+ } else {
+ 'development' !== 'production' && warn('v-model does not support element type: ' + tag, this.vm);
+ return;
+ }
+ el.__v_model = this;
+ handler.bind.call(this);
+ this.update = handler.update;
+ this._unbind = handler.unbind;
+ },
+
+ /**
+ * Check read/write filter stats.
+ */
+
+ checkFilters: function checkFilters() {
+ var filters = this.filters;
+ if (!filters) return;
+ var i = filters.length;
+ while (i--) {
+ var filter = resolveAsset(this.vm.$options, 'filters', filters[i].name);
+ if (typeof filter === 'function' || filter.read) {
+ this.hasRead = true;
+ }
+ if (filter.write) {
+ this.hasWrite = true;
+ }
+ }
+ },
+
+ unbind: function unbind() {
+ this.el.__v_model = null;
+ this._unbind && this._unbind();
+ }
+ };
+
+ // keyCode aliases
+ var keyCodes = {
+ esc: 27,
+ tab: 9,
+ enter: 13,
+ space: 32,
+ 'delete': [8, 46],
+ up: 38,
+ left: 37,
+ right: 39,
+ down: 40
+ };
+
+ function keyFilter(handler, keys) {
+ var codes = keys.map(function (key) {
+ var charCode = key.charCodeAt(0);
+ if (charCode > 47 && charCode < 58) {
+ return parseInt(key, 10);
+ }
+ if (key.length === 1) {
+ charCode = key.toUpperCase().charCodeAt(0);
+ if (charCode > 64 && charCode < 91) {
+ return charCode;
+ }
+ }
+ return keyCodes[key];
+ });
+ codes = [].concat.apply([], codes);
+ return function keyHandler(e) {
+ if (codes.indexOf(e.keyCode) > -1) {
+ return handler.call(this, e);
+ }
+ };
+ }
+
+ function stopFilter(handler) {
+ return function stopHandler(e) {
+ e.stopPropagation();
+ return handler.call(this, e);
+ };
+ }
+
+ function preventFilter(handler) {
+ return function preventHandler(e) {
+ e.preventDefault();
+ return handler.call(this, e);
+ };
+ }
+
+ function selfFilter(handler) {
+ return function selfHandler(e) {
+ if (e.target === e.currentTarget) {
+ return handler.call(this, e);
+ }
+ };
+ }
+
+ var on$1 = {
+
+ priority: ON,
+ acceptStatement: true,
+ keyCodes: keyCodes,
+
+ bind: function bind() {
+ // deal with iframes
+ if (this.el.tagName === 'IFRAME' && this.arg !== 'load') {
+ var self = this;
+ this.iframeBind = function () {
+ on(self.el.contentWindow, self.arg, self.handler, self.modifiers.capture);
+ };
+ this.on('load', this.iframeBind);
+ }
+ },
+
+ update: function update(handler) {
+ // stub a noop for v-on with no value,
+ // e.g. @mousedown.prevent
+ if (!this.descriptor.raw) {
+ handler = function () {};
+ }
+
+ if (typeof handler !== 'function') {
+ 'development' !== 'production' && warn('v-on:' + this.arg + '="' + this.expression + '" expects a function value, ' + 'got ' + handler, this.vm);
+ return;
+ }
+
+ // apply modifiers
+ if (this.modifiers.stop) {
+ handler = stopFilter(handler);
+ }
+ if (this.modifiers.prevent) {
+ handler = preventFilter(handler);
+ }
+ if (this.modifiers.self) {
+ handler = selfFilter(handler);
+ }
+ // key filter
+ var keys = Object.keys(this.modifiers).filter(function (key) {
+ return key !== 'stop' && key !== 'prevent' && key !== 'self' && key !== 'capture';
+ });
+ if (keys.length) {
+ handler = keyFilter(handler, keys);
+ }
+
+ this.reset();
+ this.handler = handler;
+
+ if (this.iframeBind) {
+ this.iframeBind();
+ } else {
+ on(this.el, this.arg, this.handler, this.modifiers.capture);
+ }
+ },
+
+ reset: function reset() {
+ var el = this.iframeBind ? this.el.contentWindow : this.el;
+ if (this.handler) {
+ off(el, this.arg, this.handler);
+ }
+ },
+
+ unbind: function unbind() {
+ this.reset();
+ }
+ };
+
+ var prefixes = ['-webkit-', '-moz-', '-ms-'];
+ var camelPrefixes = ['Webkit', 'Moz', 'ms'];
+ var importantRE = /!important;?$/;
+ var propCache = Object.create(null);
+
+ var testEl = null;
+
+ var style = {
+
+ deep: true,
+
+ update: function update(value) {
+ if (typeof value === 'string') {
+ this.el.style.cssText = value;
+ } else if (isArray(value)) {
+ this.handleObject(value.reduce(extend, {}));
+ } else {
+ this.handleObject(value || {});
+ }
+ },
+
+ handleObject: function handleObject(value) {
+ // cache object styles so that only changed props
+ // are actually updated.
+ var cache = this.cache || (this.cache = {});
+ var name, val;
+ for (name in cache) {
+ if (!(name in value)) {
+ this.handleSingle(name, null);
+ delete cache[name];
+ }
+ }
+ for (name in value) {
+ val = value[name];
+ if (val !== cache[name]) {
+ cache[name] = val;
+ this.handleSingle(name, val);
+ }
+ }
+ },
+
+ handleSingle: function handleSingle(prop, value) {
+ prop = normalize(prop);
+ if (!prop) return; // unsupported prop
+ // cast possible numbers/booleans into strings
+ if (value != null) value += '';
+ if (value) {
+ var isImportant = importantRE.test(value) ? 'important' : '';
+ if (isImportant) {
+ /* istanbul ignore if */
+ if ('development' !== 'production') {
+ warn('It\'s probably a bad idea to use !important with inline rules. ' + 'This feature will be deprecated in a future version of Vue.');
+ }
+ value = value.replace(importantRE, '').trim();
+ this.el.style.setProperty(prop.kebab, value, isImportant);
+ } else {
+ this.el.style[prop.camel] = value;
+ }
+ } else {
+ this.el.style[prop.camel] = '';
+ }
+ }
+
+ };
+
+ /**
+ * Normalize a CSS property name.
+ * - cache result
+ * - auto prefix
+ * - camelCase -> dash-case
+ *
+ * @param {String} prop
+ * @return {String}
+ */
+
+ function normalize(prop) {
+ if (propCache[prop]) {
+ return propCache[prop];
+ }
+ var res = prefix(prop);
+ propCache[prop] = propCache[res] = res;
+ return res;
+ }
+
+ /**
+ * Auto detect the appropriate prefix for a CSS property.
+ * https://gist.github.com/paulirish/523692
+ *
+ * @param {String} prop
+ * @return {String}
+ */
+
+ function prefix(prop) {
+ prop = hyphenate(prop);
+ var camel = camelize(prop);
+ var upper = camel.charAt(0).toUpperCase() + camel.slice(1);
+ if (!testEl) {
+ testEl = document.createElement('div');
+ }
+ var i = prefixes.length;
+ var prefixed;
+ if (camel !== 'filter' && camel in testEl.style) {
+ return {
+ kebab: prop,
+ camel: camel
+ };
+ }
+ while (i--) {
+ prefixed = camelPrefixes[i] + upper;
+ if (prefixed in testEl.style) {
+ return {
+ kebab: prefixes[i] + prop,
+ camel: prefixed
+ };
+ }
+ }
+ }
+
+ // xlink
+ var xlinkNS = 'http://www.w3.org/1999/xlink';
+ var xlinkRE = /^xlink:/;
+
+ // check for attributes that prohibit interpolations
+ var disallowedInterpAttrRE = /^v-|^:|^@|^(?:is|transition|transition-mode|debounce|track-by|stagger|enter-stagger|leave-stagger)$/;
+ // these attributes should also set their corresponding properties
+ // because they only affect the initial state of the element
+ var attrWithPropsRE = /^(?:value|checked|selected|muted)$/;
+ // these attributes expect enumrated values of "true" or "false"
+ // but are not boolean attributes
+ var enumeratedAttrRE = /^(?:draggable|contenteditable|spellcheck)$/;
+
+ // these attributes should set a hidden property for
+ // binding v-model to object values
+ var modelProps = {
+ value: '_value',
+ 'true-value': '_trueValue',
+ 'false-value': '_falseValue'
+ };
+
+ var bind$1 = {
+
+ priority: BIND,
+
+ bind: function bind() {
+ var attr = this.arg;
+ var tag = this.el.tagName;
+ // should be deep watch on object mode
+ if (!attr) {
+ this.deep = true;
+ }
+ // handle interpolation bindings
+ var descriptor = this.descriptor;
+ var tokens = descriptor.interp;
+ if (tokens) {
+ // handle interpolations with one-time tokens
+ if (descriptor.hasOneTime) {
+ this.expression = tokensToExp(tokens, this._scope || this.vm);
+ }
+
+ // only allow binding on native attributes
+ if (disallowedInterpAttrRE.test(attr) || attr === 'name' && (tag === 'PARTIAL' || tag === 'SLOT')) {
+ 'development' !== 'production' && warn(attr + '="' + descriptor.raw + '": ' + 'attribute interpolation is not allowed in Vue.js ' + 'directives and special attributes.', this.vm);
+ this.el.removeAttribute(attr);
+ this.invalid = true;
+ }
+
+ /* istanbul ignore if */
+ if ('development' !== 'production') {
+ var raw = attr + '="' + descriptor.raw + '": ';
+ // warn src
+ if (attr === 'src') {
+ warn(raw + 'interpolation in "src" attribute will cause ' + 'a 404 request. Use v-bind:src instead.', this.vm);
+ }
+
+ // warn style
+ if (attr === 'style') {
+ warn(raw + 'interpolation in "style" attribute will cause ' + 'the attribute to be discarded in Internet Explorer. ' + 'Use v-bind:style instead.', this.vm);
+ }
+ }
+ }
+ },
+
+ update: function update(value) {
+ if (this.invalid) {
+ return;
+ }
+ var attr = this.arg;
+ if (this.arg) {
+ this.handleSingle(attr, value);
+ } else {
+ this.handleObject(value || {});
+ }
+ },
+
+ // share object handler with v-bind:class
+ handleObject: style.handleObject,
+
+ handleSingle: function handleSingle(attr, value) {
+ var el = this.el;
+ var interp = this.descriptor.interp;
+ if (this.modifiers.camel) {
+ attr = camelize(attr);
+ }
+ if (!interp && attrWithPropsRE.test(attr) && attr in el) {
+ var attrValue = attr === 'value' ? value == null // IE9 will set input.value to "null" for null...
+ ? '' : value : value;
+
+ if (el[attr] !== attrValue) {
+ el[attr] = attrValue;
+ }
+ }
+ // set model props
+ var modelProp = modelProps[attr];
+ if (!interp && modelProp) {
+ el[modelProp] = value;
+ // update v-model if present
+ var model = el.__v_model;
+ if (model) {
+ model.listener();
+ }
+ }
+ // do not set value attribute for textarea
+ if (attr === 'value' && el.tagName === 'TEXTAREA') {
+ el.removeAttribute(attr);
+ return;
+ }
+ // update attribute
+ if (enumeratedAttrRE.test(attr)) {
+ el.setAttribute(attr, value ? 'true' : 'false');
+ } else if (value != null && value !== false) {
+ if (attr === 'class') {
+ // handle edge case #1960:
+ // class interpolation should not overwrite Vue transition class
+ if (el.__v_trans) {
+ value += ' ' + el.__v_trans.id + '-transition';
+ }
+ setClass(el, value);
+ } else if (xlinkRE.test(attr)) {
+ el.setAttributeNS(xlinkNS, attr, value === true ? '' : value);
+ } else {
+ el.setAttribute(attr, value === true ? '' : value);
+ }
+ } else {
+ el.removeAttribute(attr);
+ }
+ }
+ };
+
+ var el = {
+
+ priority: EL,
+
+ bind: function bind() {
+ /* istanbul ignore if */
+ if (!this.arg) {
+ return;
+ }
+ var id = this.id = camelize(this.arg);
+ var refs = (this._scope || this.vm).$els;
+ if (hasOwn(refs, id)) {
+ refs[id] = this.el;
+ } else {
+ defineReactive(refs, id, this.el);
+ }
+ },
+
+ unbind: function unbind() {
+ var refs = (this._scope || this.vm).$els;
+ if (refs[this.id] === this.el) {
+ refs[this.id] = null;
+ }
+ }
+ };
+
+ var ref = {
+ bind: function bind() {
+ 'development' !== 'production' && warn('v-ref:' + this.arg + ' must be used on a child ' + 'component. Found on <' + this.el.tagName.toLowerCase() + '>.', this.vm);
+ }
+ };
+
+ var cloak = {
+ bind: function bind() {
+ var el = this.el;
+ this.vm.$once('pre-hook:compiled', function () {
+ el.removeAttribute('v-cloak');
+ });
+ }
+ };
+
+ // must export plain object
+ var directives = {
+ text: text$1,
+ html: html,
+ 'for': vFor,
+ 'if': vIf,
+ show: show,
+ model: model,
+ on: on$1,
+ bind: bind$1,
+ el: el,
+ ref: ref,
+ cloak: cloak
+ };
+
+ var vClass = {
+
+ deep: true,
+
+ update: function update(value) {
+ if (!value) {
+ this.cleanup();
+ } else if (typeof value === 'string') {
+ this.setClass(value.trim().split(/\s+/));
+ } else {
+ this.setClass(normalize$1(value));
+ }
+ },
+
+ setClass: function setClass(value) {
+ this.cleanup(value);
+ for (var i = 0, l = value.length; i < l; i++) {
+ var val = value[i];
+ if (val) {
+ apply(this.el, val, addClass);
+ }
+ }
+ this.prevKeys = value;
+ },
+
+ cleanup: function cleanup(value) {
+ var prevKeys = this.prevKeys;
+ if (!prevKeys) return;
+ var i = prevKeys.length;
+ while (i--) {
+ var key = prevKeys[i];
+ if (!value || value.indexOf(key) < 0) {
+ apply(this.el, key, removeClass);
+ }
+ }
+ }
+ };
+
+ /**
+ * Normalize objects and arrays (potentially containing objects)
+ * into array of strings.
+ *
+ * @param {Object|Array<String|Object>} value
+ * @return {Array<String>}
+ */
+
+ function normalize$1(value) {
+ var res = [];
+ if (isArray(value)) {
+ for (var i = 0, l = value.length; i < l; i++) {
+ var _key = value[i];
+ if (_key) {
+ if (typeof _key === 'string') {
+ res.push(_key);
+ } else {
+ for (var k in _key) {
+ if (_key[k]) res.push(k);
+ }
+ }
+ }
+ }
+ } else if (isObject(value)) {
+ for (var key in value) {
+ if (value[key]) res.push(key);
+ }
+ }
+ return res;
+ }
+
+ /**
+ * Add or remove a class/classes on an element
+ *
+ * @param {Element} el
+ * @param {String} key The class name. This may or may not
+ * contain a space character, in such a
+ * case we'll deal with multiple class
+ * names at once.
+ * @param {Function} fn
+ */
+
+ function apply(el, key, fn) {
+ key = key.trim();
+ if (key.indexOf(' ') === -1) {
+ fn(el, key);
+ return;
+ }
+ // The key contains one or more space characters.
+ // Since a class name doesn't accept such characters, we
+ // treat it as multiple classes.
+ var keys = key.split(/\s+/);
+ for (var i = 0, l = keys.length; i < l; i++) {
+ fn(el, keys[i]);
+ }
+ }
+
+ var component = {
+
+ priority: COMPONENT,
+
+ params: ['keep-alive', 'transition-mode', 'inline-template'],
+
+ /**
+ * Setup. Two possible usages:
+ *
+ * - static:
+ * <comp> or <div v-component="comp">
+ *
+ * - dynamic:
+ * <component :is="view">
+ */
+
+ bind: function bind() {
+ if (!this.el.__vue__) {
+ // keep-alive cache
+ this.keepAlive = this.params.keepAlive;
+ if (this.keepAlive) {
+ this.cache = {};
+ }
+ // check inline-template
+ if (this.params.inlineTemplate) {
+ // extract inline template as a DocumentFragment
+ this.inlineTemplate = extractContent(this.el, true);
+ }
+ // component resolution related state
+ this.pendingComponentCb = this.Component = null;
+ // transition related state
+ this.pendingRemovals = 0;
+ this.pendingRemovalCb = null;
+ // create a ref anchor
+ this.anchor = createAnchor('v-component');
+ replace(this.el, this.anchor);
+ // remove is attribute.
+ // this is removed during compilation, but because compilation is
+ // cached, when the component is used elsewhere this attribute
+ // will remain at link time.
+ this.el.removeAttribute('is');
+ this.el.removeAttribute(':is');
+ // remove ref, same as above
+ if (this.descriptor.ref) {
+ this.el.removeAttribute('v-ref:' + hyphenate(this.descriptor.ref));
+ }
+ // if static, build right now.
+ if (this.literal) {
+ this.setComponent(this.expression);
+ }
+ } else {
+ 'development' !== 'production' && warn('cannot mount component "' + this.expression + '" ' + 'on already mounted element: ' + this.el);
+ }
+ },
+
+ /**
+ * Public update, called by the watcher in the dynamic
+ * literal scenario, e.g. <component :is="view">
+ */
+
+ update: function update(value) {
+ if (!this.literal) {
+ this.setComponent(value);
+ }
+ },
+
+ /**
+ * Switch dynamic components. May resolve the component
+ * asynchronously, and perform transition based on
+ * specified transition mode. Accepts a few additional
+ * arguments specifically for vue-router.
+ *
+ * The callback is called when the full transition is
+ * finished.
+ *
+ * @param {String} value
+ * @param {Function} [cb]
+ */
+
+ setComponent: function setComponent(value, cb) {
+ this.invalidatePending();
+ if (!value) {
+ // just remove current
+ this.unbuild(true);
+ this.remove(this.childVM, cb);
+ this.childVM = null;
+ } else {
+ var self = this;
+ this.resolveComponent(value, function () {
+ self.mountComponent(cb);
+ });
+ }
+ },
+
+ /**
+ * Resolve the component constructor to use when creating
+ * the child vm.
+ *
+ * @param {String|Function} value
+ * @param {Function} cb
+ */
+
+ resolveComponent: function resolveComponent(value, cb) {
+ var self = this;
+ this.pendingComponentCb = cancellable(function (Component) {
+ self.ComponentName = Component.options.name || (typeof value === 'string' ? value : null);
+ self.Component = Component;
+ cb();
+ });
+ this.vm._resolveComponent(value, this.pendingComponentCb);
+ },
+
+ /**
+ * Create a new instance using the current constructor and
+ * replace the existing instance. This method doesn't care
+ * whether the new component and the old one are actually
+ * the same.
+ *
+ * @param {Function} [cb]
+ */
+
+ mountComponent: function mountComponent(cb) {
+ // actual mount
+ this.unbuild(true);
+ var self = this;
+ var activateHooks = this.Component.options.activate;
+ var cached = this.getCached();
+ var newComponent = this.build();
+ if (activateHooks && !cached) {
+ this.waitingFor = newComponent;
+ callActivateHooks(activateHooks, newComponent, function () {
+ if (self.waitingFor !== newComponent) {
+ return;
+ }
+ self.waitingFor = null;
+ self.transition(newComponent, cb);
+ });
+ } else {
+ // update ref for kept-alive component
+ if (cached) {
+ newComponent._updateRef();
+ }
+ this.transition(newComponent, cb);
+ }
+ },
+
+ /**
+ * When the component changes or unbinds before an async
+ * constructor is resolved, we need to invalidate its
+ * pending callback.
+ */
+
+ invalidatePending: function invalidatePending() {
+ if (this.pendingComponentCb) {
+ this.pendingComponentCb.cancel();
+ this.pendingComponentCb = null;
+ }
+ },
+
+ /**
+ * Instantiate/insert a new child vm.
+ * If keep alive and has cached instance, insert that
+ * instance; otherwise build a new one and cache it.
+ *
+ * @param {Object} [extraOptions]
+ * @return {Vue} - the created instance
+ */
+
+ build: function build(extraOptions) {
+ var cached = this.getCached();
+ if (cached) {
+ return cached;
+ }
+ if (this.Component) {
+ // default options
+ var options = {
+ name: this.ComponentName,
+ el: cloneNode(this.el),
+ template: this.inlineTemplate,
+ // make sure to add the child with correct parent
+ // if this is a transcluded component, its parent
+ // should be the transclusion host.
+ parent: this._host || this.vm,
+ // if no inline-template, then the compiled
+ // linker can be cached for better performance.
+ _linkerCachable: !this.inlineTemplate,
+ _ref: this.descriptor.ref,
+ _asComponent: true,
+ _isRouterView: this._isRouterView,
+ // if this is a transcluded component, context
+ // will be the common parent vm of this instance
+ // and its host.
+ _context: this.vm,
+ // if this is inside an inline v-for, the scope
+ // will be the intermediate scope created for this
+ // repeat fragment. this is used for linking props
+ // and container directives.
+ _scope: this._scope,
+ // pass in the owner fragment of this component.
+ // this is necessary so that the fragment can keep
+ // track of its contained components in order to
+ // call attach/detach hooks for them.
+ _frag: this._frag
+ };
+ // extra options
+ // in 1.0.0 this is used by vue-router only
+ /* istanbul ignore if */
+ if (extraOptions) {
+ extend(options, extraOptions);
+ }
+ var child = new this.Component(options);
+ if (this.keepAlive) {
+ this.cache[this.Component.cid] = child;
+ }
+ /* istanbul ignore if */
+ if ('development' !== 'production' && this.el.hasAttribute('transition') && child._isFragment) {
+ warn('Transitions will not work on a fragment instance. ' + 'Template: ' + child.$options.template, child);
+ }
+ return child;
+ }
+ },
+
+ /**
+ * Try to get a cached instance of the current component.
+ *
+ * @return {Vue|undefined}
+ */
+
+ getCached: function getCached() {
+ return this.keepAlive && this.cache[this.Component.cid];
+ },
+
+ /**
+ * Teardown the current child, but defers cleanup so
+ * that we can separate the destroy and removal steps.
+ *
+ * @param {Boolean} defer
+ */
+
+ unbuild: function unbuild(defer) {
+ if (this.waitingFor) {
+ if (!this.keepAlive) {
+ this.waitingFor.$destroy();
+ }
+ this.waitingFor = null;
+ }
+ var child = this.childVM;
+ if (!child || this.keepAlive) {
+ if (child) {
+ // remove ref
+ child._inactive = true;
+ child._updateRef(true);
+ }
+ return;
+ }
+ // the sole purpose of `deferCleanup` is so that we can
+ // "deactivate" the vm right now and perform DOM removal
+ // later.
+ child.$destroy(false, defer);
+ },
+
+ /**
+ * Remove current destroyed child and manually do
+ * the cleanup after removal.
+ *
+ * @param {Function} cb
+ */
+
+ remove: function remove(child, cb) {
+ var keepAlive = this.keepAlive;
+ if (child) {
+ // we may have a component switch when a previous
+ // component is still being transitioned out.
+ // we want to trigger only one lastest insertion cb
+ // when the existing transition finishes. (#1119)
+ this.pendingRemovals++;
+ this.pendingRemovalCb = cb;
+ var self = this;
+ child.$remove(function () {
+ self.pendingRemovals--;
+ if (!keepAlive) child._cleanup();
+ if (!self.pendingRemovals && self.pendingRemovalCb) {
+ self.pendingRemovalCb();
+ self.pendingRemovalCb = null;
+ }
+ });
+ } else if (cb) {
+ cb();
+ }
+ },
+
+ /**
+ * Actually swap the components, depending on the
+ * transition mode. Defaults to simultaneous.
+ *
+ * @param {Vue} target
+ * @param {Function} [cb]
+ */
+
+ transition: function transition(target, cb) {
+ var self = this;
+ var current = this.childVM;
+ // for devtool inspection
+ if (current) current._inactive = true;
+ target._inactive = false;
+ this.childVM = target;
+ switch (self.params.transitionMode) {
+ case 'in-out':
+ target.$before(self.anchor, function () {
+ self.remove(current, cb);
+ });
+ break;
+ case 'out-in':
+ self.remove(current, function () {
+ target.$before(self.anchor, cb);
+ });
+ break;
+ default:
+ self.remove(current);
+ target.$before(self.anchor, cb);
+ }
+ },
+
+ /**
+ * Unbind.
+ */
+
+ unbind: function unbind() {
+ this.invalidatePending();
+ // Do not defer cleanup when unbinding
+ this.unbuild();
+ // destroy all keep-alive cached instances
+ if (this.cache) {
+ for (var key in this.cache) {
+ this.cache[key].$destroy();
+ }
+ this.cache = null;
+ }
+ }
+ };
+
+ /**
+ * Call activate hooks in order (asynchronous)
+ *
+ * @param {Array} hooks
+ * @param {Vue} vm
+ * @param {Function} cb
+ */
+
+ function callActivateHooks(hooks, vm, cb) {
+ var total = hooks.length;
+ var called = 0;
+ hooks[0].call(vm, next);
+ function next() {
+ if (++called >= total) {
+ cb();
+ } else {
+ hooks[called].call(vm, next);
+ }
+ }
+ }
+
+ var propBindingModes = config._propBindingModes;
+ var empty = {};
+
+ // regexes
+ var identRE$1 = /^[$_a-zA-Z]+[\w$]*$/;
+ var settablePathRE = /^[A-Za-z_$][\w$]*(\.[A-Za-z_$][\w$]*|\[[^\[\]]+\])*$/;
+
+ /**
+ * Compile props on a root element and return
+ * a props link function.
+ *
+ * @param {Element|DocumentFragment} el
+ * @param {Array} propOptions
+ * @param {Vue} vm
+ * @return {Function} propsLinkFn
+ */
+
+ function compileProps(el, propOptions, vm) {
+ var props = [];
+ var names = Object.keys(propOptions);
+ var i = names.length;
+ var options, name, attr, value, path, parsed, prop;
+ while (i--) {
+ name = names[i];
+ options = propOptions[name] || empty;
+
+ if ('development' !== 'production' && name === '$data') {
+ warn('Do not use $data as prop.', vm);
+ continue;
+ }
+
+ // props could contain dashes, which will be
+ // interpreted as minus calculations by the parser
+ // so we need to camelize the path here
+ path = camelize(name);
+ if (!identRE$1.test(path)) {
+ 'development' !== 'production' && warn('Invalid prop key: "' + name + '". Prop keys ' + 'must be valid identifiers.', vm);
+ continue;
+ }
+
+ prop = {
+ name: name,
+ path: path,
+ options: options,
+ mode: propBindingModes.ONE_WAY,
+ raw: null
+ };
+
+ attr = hyphenate(name);
+ // first check dynamic version
+ if ((value = getBindAttr(el, attr)) === null) {
+ if ((value = getBindAttr(el, attr + '.sync')) !== null) {
+ prop.mode = propBindingModes.TWO_WAY;
+ } else if ((value = getBindAttr(el, attr + '.once')) !== null) {
+ prop.mode = propBindingModes.ONE_TIME;
+ }
+ }
+ if (value !== null) {
+ // has dynamic binding!
+ prop.raw = value;
+ parsed = parseDirective(value);
+ value = parsed.expression;
+ prop.filters = parsed.filters;
+ // check binding type
+ if (isLiteral(value) && !parsed.filters) {
+ // for expressions containing literal numbers and
+ // booleans, there's no need to setup a prop binding,
+ // so we can optimize them as a one-time set.
+ prop.optimizedLiteral = true;
+ } else {
+ prop.dynamic = true;
+ // check non-settable path for two-way bindings
+ if ('development' !== 'production' && prop.mode === propBindingModes.TWO_WAY && !settablePathRE.test(value)) {
+ prop.mode = propBindingModes.ONE_WAY;
+ warn('Cannot bind two-way prop with non-settable ' + 'parent path: ' + value, vm);
+ }
+ }
+ prop.parentPath = value;
+
+ // warn required two-way
+ if ('development' !== 'production' && options.twoWay && prop.mode !== propBindingModes.TWO_WAY) {
+ warn('Prop "' + name + '" expects a two-way binding type.', vm);
+ }
+ } else if ((value = getAttr(el, attr)) !== null) {
+ // has literal binding!
+ prop.raw = value;
+ } else if ('development' !== 'production') {
+ // check possible camelCase prop usage
+ var lowerCaseName = path.toLowerCase();
+ value = /[A-Z\-]/.test(name) && (el.getAttribute(lowerCaseName) || el.getAttribute(':' + lowerCaseName) || el.getAttribute('v-bind:' + lowerCaseName) || el.getAttribute(':' + lowerCaseName + '.once') || el.getAttribute('v-bind:' + lowerCaseName + '.once') || el.getAttribute(':' + lowerCaseName + '.sync') || el.getAttribute('v-bind:' + lowerCaseName + '.sync'));
+ if (value) {
+ warn('Possible usage error for prop `' + lowerCaseName + '` - ' + 'did you mean `' + attr + '`? HTML is case-insensitive, remember to use ' + 'kebab-case for props in templates.', vm);
+ } else if (options.required) {
+ // warn missing required
+ warn('Missing required prop: ' + name, vm);
+ }
+ }
+ // push prop
+ props.push(prop);
+ }
+ return makePropsLinkFn(props);
+ }
+
+ /**
+ * Build a function that applies props to a vm.
+ *
+ * @param {Array} props
+ * @return {Function} propsLinkFn
+ */
+
+ function makePropsLinkFn(props) {
+ return function propsLinkFn(vm, scope) {
+ // store resolved props info
+ vm._props = {};
+ var inlineProps = vm.$options.propsData;
+ var i = props.length;
+ var prop, path, options, value, raw;
+ while (i--) {
+ prop = props[i];
+ raw = prop.raw;
+ path = prop.path;
+ options = prop.options;
+ vm._props[path] = prop;
+ if (inlineProps && hasOwn(inlineProps, path)) {
+ initProp(vm, prop, inlineProps[path]);
+ }if (raw === null) {
+ // initialize absent prop
+ initProp(vm, prop, undefined);
+ } else if (prop.dynamic) {
+ // dynamic prop
+ if (prop.mode === propBindingModes.ONE_TIME) {
+ // one time binding
+ value = (scope || vm._context || vm).$get(prop.parentPath);
+ initProp(vm, prop, value);
+ } else {
+ if (vm._context) {
+ // dynamic binding
+ vm._bindDir({
+ name: 'prop',
+ def: propDef,
+ prop: prop
+ }, null, null, scope); // el, host, scope
+ } else {
+ // root instance
+ initProp(vm, prop, vm.$get(prop.parentPath));
+ }
+ }
+ } else if (prop.optimizedLiteral) {
+ // optimized literal, cast it and just set once
+ var stripped = stripQuotes(raw);
+ value = stripped === raw ? toBoolean(toNumber(raw)) : stripped;
+ initProp(vm, prop, value);
+ } else {
+ // string literal, but we need to cater for
+ // Boolean props with no value, or with same
+ // literal value (e.g. disabled="disabled")
+ // see https://github.com/vuejs/vue-loader/issues/182
+ value = options.type === Boolean && (raw === '' || raw === hyphenate(prop.name)) ? true : raw;
+ initProp(vm, prop, value);
+ }
+ }
+ };
+ }
+
+ /**
+ * Process a prop with a rawValue, applying necessary coersions,
+ * default values & assertions and call the given callback with
+ * processed value.
+ *
+ * @param {Vue} vm
+ * @param {Object} prop
+ * @param {*} rawValue
+ * @param {Function} fn
+ */
+
+ function processPropValue(vm, prop, rawValue, fn) {
+ var isSimple = prop.dynamic && isSimplePath(prop.parentPath);
+ var value = rawValue;
+ if (value === undefined) {
+ value = getPropDefaultValue(vm, prop);
+ }
+ value = coerceProp(prop, value, vm);
+ var coerced = value !== rawValue;
+ if (!assertProp(prop, value, vm)) {
+ value = undefined;
+ }
+ if (isSimple && !coerced) {
+ withoutConversion(function () {
+ fn(value);
+ });
+ } else {
+ fn(value);
+ }
+ }
+
+ /**
+ * Set a prop's initial value on a vm and its data object.
+ *
+ * @param {Vue} vm
+ * @param {Object} prop
+ * @param {*} value
+ */
+
+ function initProp(vm, prop, value) {
+ processPropValue(vm, prop, value, function (value) {
+ defineReactive(vm, prop.path, value);
+ });
+ }
+
+ /**
+ * Update a prop's value on a vm.
+ *
+ * @param {Vue} vm
+ * @param {Object} prop
+ * @param {*} value
+ */
+
+ function updateProp(vm, prop, value) {
+ processPropValue(vm, prop, value, function (value) {
+ vm[prop.path] = value;
+ });
+ }
+
+ /**
+ * Get the default value of a prop.
+ *
+ * @param {Vue} vm
+ * @param {Object} prop
+ * @return {*}
+ */
+
+ function getPropDefaultValue(vm, prop) {
+ // no default, return undefined
+ var options = prop.options;
+ if (!hasOwn(options, 'default')) {
+ // absent boolean value defaults to false
+ return options.type === Boolean ? false : undefined;
+ }
+ var def = options['default'];
+ // warn against non-factory defaults for Object & Array
+ if (isObject(def)) {
+ 'development' !== 'production' && warn('Invalid default value for prop "' + 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' && options.type !== Function ? def.call(vm) : def;
+ }
+
+ /**
+ * Assert whether a prop is valid.
+ *
+ * @param {Object} prop
+ * @param {*} value
+ * @param {Vue} vm
+ */
+
+ function assertProp(prop, value, vm) {
+ if (!prop.options.required && ( // non-required
+ prop.raw === null || // abscent
+ value == null) // null or undefined
+ ) {
+ return true;
+ }
+ var options = prop.options;
+ var type = options.type;
+ var valid = !type;
+ var expectedTypes = [];
+ if (type) {
+ if (!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) {
+ if ('development' !== 'production') {
+ warn('Invalid prop: type check failed for prop "' + prop.name + '".' + ' Expected ' + expectedTypes.map(formatType).join(', ') + ', got ' + formatValue(value) + '.', vm);
+ }
+ return false;
+ }
+ var validator = options.validator;
+ if (validator) {
+ if (!validator(value)) {
+ 'development' !== 'production' && warn('Invalid prop: custom validator check failed for prop "' + prop.name + '".', vm);
+ return false;
+ }
+ }
+ return true;
+ }
+
+ /**
+ * Force parsing value with coerce option.
+ *
+ * @param {*} value
+ * @param {Object} options
+ * @return {*}
+ */
+
+ function coerceProp(prop, value, vm) {
+ var coerce = prop.options.coerce;
+ if (!coerce) {
+ return value;
+ }
+ if (typeof coerce === 'function') {
+ return coerce(value);
+ } else {
+ 'development' !== 'production' && warn('Invalid coerce for prop "' + prop.name + '": expected function, got ' + typeof coerce + '.', vm);
+ return value;
+ }
+ }
+
+ /**
+ * Assert the type of a value
+ *
+ * @param {*} value
+ * @param {Function} type
+ * @return {Object}
+ */
+
+ function assertType(value, type) {
+ var valid;
+ var expectedType;
+ 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 = isArray(value);
+ } else {
+ valid = value instanceof type;
+ }
+ return {
+ valid: valid,
+ expectedType: expectedType
+ };
+ }
+
+ /**
+ * Format type for output
+ *
+ * @param {String} type
+ * @return {String}
+ */
+
+ function formatType(type) {
+ return type ? type.charAt(0).toUpperCase() + type.slice(1) : 'custom type';
+ }
+
+ /**
+ * Format value
+ *
+ * @param {*} value
+ * @return {String}
+ */
+
+ function formatValue(val) {
+ return Object.prototype.toString.call(val).slice(8, -1);
+ }
+
+ var bindingModes = config._propBindingModes;
+
+ var propDef = {
+
+ bind: function bind() {
+ var child = this.vm;
+ var parent = child._context;
+ // passed in from compiler directly
+ var prop = this.descriptor.prop;
+ var childKey = prop.path;
+ var parentKey = prop.parentPath;
+ var twoWay = prop.mode === bindingModes.TWO_WAY;
+
+ var parentWatcher = this.parentWatcher = new Watcher(parent, parentKey, function (val) {
+ updateProp(child, prop, val);
+ }, {
+ twoWay: twoWay,
+ filters: prop.filters,
+ // important: props need to be observed on the
+ // v-for scope if present
+ scope: this._scope
+ });
+
+ // set the child initial value.
+ initProp(child, prop, parentWatcher.value);
+
+ // setup two-way binding
+ if (twoWay) {
+ // important: defer the child watcher creation until
+ // the created hook (after data observation)
+ var self = this;
+ child.$once('pre-hook:created', function () {
+ self.childWatcher = new Watcher(child, childKey, function (val) {
+ parentWatcher.set(val);
+ }, {
+ // ensure sync upward before parent sync down.
+ // this is necessary in cases e.g. the child
+ // mutates a prop array, then replaces it. (#1683)
+ sync: true
+ });
+ });
+ }
+ },
+
+ unbind: function unbind() {
+ this.parentWatcher.teardown();
+ if (this.childWatcher) {
+ this.childWatcher.teardown();
+ }
+ }
+ };
+
+ var queue$1 = [];
+ var queued = false;
+
+ /**
+ * Push a job into the queue.
+ *
+ * @param {Function} job
+ */
+
+ function pushJob(job) {
+ queue$1.push(job);
+ if (!queued) {
+ queued = true;
+ nextTick(flush);
+ }
+ }
+
+ /**
+ * Flush the queue, and do one forced reflow before
+ * triggering transitions.
+ */
+
+ function flush() {
+ // Force layout
+ var f = document.documentElement.offsetHeight;
+ for (var i = 0; i < queue$1.length; i++) {
+ queue$1[i]();
+ }
+ queue$1 = [];
+ queued = false;
+ // dummy return, so js linters don't complain about
+ // unused variable f
+ return f;
+ }
+
+ var TYPE_TRANSITION = 'transition';
+ var TYPE_ANIMATION = 'animation';
+ var transDurationProp = transitionProp + 'Duration';
+ var animDurationProp = animationProp + 'Duration';
+
+ /**
+ * If a just-entered element is applied the
+ * leave class while its enter transition hasn't started yet,
+ * and the transitioned property has the same value for both
+ * enter/leave, then the leave transition will be skipped and
+ * the transitionend event never fires. This function ensures
+ * its callback to be called after a transition has started
+ * by waiting for double raf.
+ *
+ * It falls back to setTimeout on devices that support CSS
+ * transitions but not raf (e.g. Android 4.2 browser) - since
+ * these environments are usually slow, we are giving it a
+ * relatively large timeout.
+ */
+
+ var raf = inBrowser && window.requestAnimationFrame;
+ var waitForTransitionStart = raf
+ /* istanbul ignore next */
+ ? function (fn) {
+ raf(function () {
+ raf(fn);
+ });
+ } : function (fn) {
+ setTimeout(fn, 50);
+ };
+
+ /**
+ * A Transition object that encapsulates the state and logic
+ * of the transition.
+ *
+ * @param {Element} el
+ * @param {String} id
+ * @param {Object} hooks
+ * @param {Vue} vm
+ */
+ function Transition(el, id, hooks, vm) {
+ this.id = id;
+ this.el = el;
+ this.enterClass = hooks && hooks.enterClass || id + '-enter';
+ this.leaveClass = hooks && hooks.leaveClass || id + '-leave';
+ this.hooks = hooks;
+ this.vm = vm;
+ // async state
+ this.pendingCssEvent = this.pendingCssCb = this.cancel = this.pendingJsCb = this.op = this.cb = null;
+ this.justEntered = false;
+ this.entered = this.left = false;
+ this.typeCache = {};
+ // check css transition type
+ this.type = hooks && hooks.type;
+ /* istanbul ignore if */
+ if ('development' !== 'production') {
+ if (this.type && this.type !== TYPE_TRANSITION && this.type !== TYPE_ANIMATION) {
+ warn('invalid CSS transition type for transition="' + this.id + '": ' + this.type, vm);
+ }
+ }
+ // bind
+ var self = this;['enterNextTick', 'enterDone', 'leaveNextTick', 'leaveDone'].forEach(function (m) {
+ self[m] = bind(self[m], self);
+ });
+ }
+
+ var p$1 = Transition.prototype;
+
+ /**
+ * Start an entering transition.
+ *
+ * 1. enter transition triggered
+ * 2. call beforeEnter hook
+ * 3. add enter class
+ * 4. insert/show element
+ * 5. call enter hook (with possible explicit js callback)
+ * 6. reflow
+ * 7. based on transition type:
+ * - transition:
+ * remove class now, wait for transitionend,
+ * then done if there's no explicit js callback.
+ * - animation:
+ * wait for animationend, remove class,
+ * then done if there's no explicit js callback.
+ * - no css transition:
+ * done now if there's no explicit js callback.
+ * 8. wait for either done or js callback, then call
+ * afterEnter hook.
+ *
+ * @param {Function} op - insert/show the element
+ * @param {Function} [cb]
+ */
+
+ p$1.enter = function (op, cb) {
+ this.cancelPending();
+ this.callHook('beforeEnter');
+ this.cb = cb;
+ addClass(this.el, this.enterClass);
+ op();
+ this.entered = false;
+ this.callHookWithCb('enter');
+ if (this.entered) {
+ return; // user called done synchronously.
+ }
+ this.cancel = this.hooks && this.hooks.enterCancelled;
+ pushJob(this.enterNextTick);
+ };
+
+ /**
+ * The "nextTick" phase of an entering transition, which is
+ * to be pushed into a queue and executed after a reflow so
+ * that removing the class can trigger a CSS transition.
+ */
+
+ p$1.enterNextTick = function () {
+ var _this = this;
+
+ // prevent transition skipping
+ this.justEntered = true;
+ waitForTransitionStart(function () {
+ _this.justEntered = false;
+ });
+ var enterDone = this.enterDone;
+ var type = this.getCssTransitionType(this.enterClass);
+ if (!this.pendingJsCb) {
+ if (type === TYPE_TRANSITION) {
+ // trigger transition by removing enter class now
+ removeClass(this.el, this.enterClass);
+ this.setupCssCb(transitionEndEvent, enterDone);
+ } else if (type === TYPE_ANIMATION) {
+ this.setupCssCb(animationEndEvent, enterDone);
+ } else {
+ enterDone();
+ }
+ } else if (type === TYPE_TRANSITION) {
+ removeClass(this.el, this.enterClass);
+ }
+ };
+
+ /**
+ * The "cleanup" phase of an entering transition.
+ */
+
+ p$1.enterDone = function () {
+ this.entered = true;
+ this.cancel = this.pendingJsCb = null;
+ removeClass(this.el, this.enterClass);
+ this.callHook('afterEnter');
+ if (this.cb) this.cb();
+ };
+
+ /**
+ * Start a leaving transition.
+ *
+ * 1. leave transition triggered.
+ * 2. call beforeLeave hook
+ * 3. add leave class (trigger css transition)
+ * 4. call leave hook (with possible explicit js callback)
+ * 5. reflow if no explicit js callback is provided
+ * 6. based on transition type:
+ * - transition or animation:
+ * wait for end event, remove class, then done if
+ * there's no explicit js callback.
+ * - no css transition:
+ * done if there's no explicit js callback.
+ * 7. wait for either done or js callback, then call
+ * afterLeave hook.
+ *
+ * @param {Function} op - remove/hide the element
+ * @param {Function} [cb]
+ */
+
+ p$1.leave = function (op, cb) {
+ this.cancelPending();
+ this.callHook('beforeLeave');
+ this.op = op;
+ this.cb = cb;
+ addClass(this.el, this.leaveClass);
+ this.left = false;
+ this.callHookWithCb('leave');
+ if (this.left) {
+ return; // user called done synchronously.
+ }
+ this.cancel = this.hooks && this.hooks.leaveCancelled;
+ // only need to handle leaveDone if
+ // 1. the transition is already done (synchronously called
+ // by the user, which causes this.op set to null)
+ // 2. there's no explicit js callback
+ if (this.op && !this.pendingJsCb) {
+ // if a CSS transition leaves immediately after enter,
+ // the transitionend event never fires. therefore we
+ // detect such cases and end the leave immediately.
+ if (this.justEntered) {
+ this.leaveDone();
+ } else {
+ pushJob(this.leaveNextTick);
+ }
+ }
+ };
+
+ /**
+ * The "nextTick" phase of a leaving transition.
+ */
+
+ p$1.leaveNextTick = function () {
+ var type = this.getCssTransitionType(this.leaveClass);
+ if (type) {
+ var event = type === TYPE_TRANSITION ? transitionEndEvent : animationEndEvent;
+ this.setupCssCb(event, this.leaveDone);
+ } else {
+ this.leaveDone();
+ }
+ };
+
+ /**
+ * The "cleanup" phase of a leaving transition.
+ */
+
+ p$1.leaveDone = function () {
+ this.left = true;
+ this.cancel = this.pendingJsCb = null;
+ this.op();
+ removeClass(this.el, this.leaveClass);
+ this.callHook('afterLeave');
+ if (this.cb) this.cb();
+ this.op = null;
+ };
+
+ /**
+ * Cancel any pending callbacks from a previously running
+ * but not finished transition.
+ */
+
+ p$1.cancelPending = function () {
+ this.op = this.cb = null;
+ var hasPending = false;
+ if (this.pendingCssCb) {
+ hasPending = true;
+ off(this.el, this.pendingCssEvent, this.pendingCssCb);
+ this.pendingCssEvent = this.pendingCssCb = null;
+ }
+ if (this.pendingJsCb) {
+ hasPending = true;
+ this.pendingJsCb.cancel();
+ this.pendingJsCb = null;
+ }
+ if (hasPending) {
+ removeClass(this.el, this.enterClass);
+ removeClass(this.el, this.leaveClass);
+ }
+ if (this.cancel) {
+ this.cancel.call(this.vm, this.el);
+ this.cancel = null;
+ }
+ };
+
+ /**
+ * Call a user-provided synchronous hook function.
+ *
+ * @param {String} type
+ */
+
+ p$1.callHook = function (type) {
+ if (this.hooks && this.hooks[type]) {
+ this.hooks[type].call(this.vm, this.el);
+ }
+ };
+
+ /**
+ * Call a user-provided, potentially-async hook function.
+ * We check for the length of arguments to see if the hook
+ * expects a `done` callback. If true, the transition's end
+ * will be determined by when the user calls that callback;
+ * otherwise, the end is determined by the CSS transition or
+ * animation.
+ *
+ * @param {String} type
+ */
+
+ p$1.callHookWithCb = function (type) {
+ var hook = this.hooks && this.hooks[type];
+ if (hook) {
+ if (hook.length > 1) {
+ this.pendingJsCb = cancellable(this[type + 'Done']);
+ }
+ hook.call(this.vm, this.el, this.pendingJsCb);
+ }
+ };
+
+ /**
+ * Get an element's transition type based on the
+ * calculated styles.
+ *
+ * @param {String} className
+ * @return {Number}
+ */
+
+ p$1.getCssTransitionType = function (className) {
+ /* istanbul ignore if */
+ if (!transitionEndEvent ||
+ // skip CSS transitions if page is not visible -
+ // this solves the issue of transitionend events not
+ // firing until the page is visible again.
+ // pageVisibility API is supported in IE10+, same as
+ // CSS transitions.
+ document.hidden ||
+ // explicit js-only transition
+ this.hooks && this.hooks.css === false ||
+ // element is hidden
+ isHidden(this.el)) {
+ return;
+ }
+ var type = this.type || this.typeCache[className];
+ if (type) return type;
+ var inlineStyles = this.el.style;
+ var computedStyles = window.getComputedStyle(this.el);
+ var transDuration = inlineStyles[transDurationProp] || computedStyles[transDurationProp];
+ if (transDuration && transDuration !== '0s') {
+ type = TYPE_TRANSITION;
+ } else {
+ var animDuration = inlineStyles[animDurationProp] || computedStyles[animDurationProp];
+ if (animDuration && animDuration !== '0s') {
+ type = TYPE_ANIMATION;
+ }
+ }
+ if (type) {
+ this.typeCache[className] = type;
+ }
+ return type;
+ };
+
+ /**
+ * Setup a CSS transitionend/animationend callback.
+ *
+ * @param {String} event
+ * @param {Function} cb
+ */
+
+ p$1.setupCssCb = function (event, cb) {
+ this.pendingCssEvent = event;
+ var self = this;
+ var el = this.el;
+ var onEnd = this.pendingCssCb = function (e) {
+ if (e.target === el) {
+ off(el, event, onEnd);
+ self.pendingCssEvent = self.pendingCssCb = null;
+ if (!self.pendingJsCb && cb) {
+ cb();
+ }
+ }
+ };
+ on(el, event, onEnd);
+ };
+
+ /**
+ * Check if an element is hidden - in that case we can just
+ * skip the transition alltogether.
+ *
+ * @param {Element} el
+ * @return {Boolean}
+ */
+
+ function isHidden(el) {
+ if (/svg$/.test(el.namespaceURI)) {
+ // SVG elements do not have offset(Width|Height)
+ // so we need to check the client rect
+ var rect = el.getBoundingClientRect();
+ return !(rect.width || rect.height);
+ } else {
+ return !(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
+ }
+ }
+
+ var transition$1 = {
+
+ priority: TRANSITION,
+
+ update: function update(id, oldId) {
+ var el = this.el;
+ // resolve on owner vm
+ var hooks = resolveAsset(this.vm.$options, 'transitions', id);
+ id = id || 'v';
+ oldId = oldId || 'v';
+ el.__v_trans = new Transition(el, id, hooks, this.vm);
+ removeClass(el, oldId + '-transition');
+ addClass(el, id + '-transition');
+ }
+ };
+
+ var internalDirectives = {
+ style: style,
+ 'class': vClass,
+ component: component,
+ prop: propDef,
+ transition: transition$1
+ };
+
+ // special binding prefixes
+ var bindRE = /^v-bind:|^:/;
+ var onRE = /^v-on:|^@/;
+ var dirAttrRE = /^v-([^:]+)(?:$|:(.*)$)/;
+ var modifierRE = /\.[^\.]+/g;
+ var transitionRE = /^(v-bind:|:)?transition$/;
+
+ // default directive priority
+ var DEFAULT_PRIORITY = 1000;
+ var DEFAULT_TERMINAL_PRIORITY = 2000;
+
+ /**
+ * Compile a template and return a reusable composite link
+ * function, which recursively contains more link functions
+ * inside. This top level compile function would normally
+ * be called on instance root nodes, but can also be used
+ * for partial compilation if the partial argument is true.
+ *
+ * The returned composite link function, when called, will
+ * return an unlink function that tearsdown all directives
+ * created during the linking phase.
+ *
+ * @param {Element|DocumentFragment} el
+ * @param {Object} options
+ * @param {Boolean} partial
+ * @return {Function}
+ */
+
+ function compile(el, options, partial) {
+ // link function for the node itself.
+ var nodeLinkFn = partial || !options._asComponent ? compileNode(el, options) : null;
+ // link function for the childNodes
+ var childLinkFn = !(nodeLinkFn && nodeLinkFn.terminal) && !isScript(el) && el.hasChildNodes() ? compileNodeList(el.childNodes, options) : null;
+
+ /**
+ * A composite linker function to be called on a already
+ * compiled piece of DOM, which instantiates all directive
+ * instances.
+ *
+ * @param {Vue} vm
+ * @param {Element|DocumentFragment} el
+ * @param {Vue} [host] - host vm of transcluded content
+ * @param {Object} [scope] - v-for scope
+ * @param {Fragment} [frag] - link context fragment
+ * @return {Function|undefined}
+ */
+
+ return function compositeLinkFn(vm, el, host, scope, frag) {
+ // cache childNodes before linking parent, fix #657
+ var childNodes = toArray(el.childNodes);
+ // link
+ var dirs = linkAndCapture(function compositeLinkCapturer() {
+ if (nodeLinkFn) nodeLinkFn(vm, el, host, scope, frag);
+ if (childLinkFn) childLinkFn(vm, childNodes, host, scope, frag);
+ }, vm);
+ return makeUnlinkFn(vm, dirs);
+ };
+ }
+
+ /**
+ * Apply a linker to a vm/element pair and capture the
+ * directives created during the process.
+ *
+ * @param {Function} linker
+ * @param {Vue} vm
+ */
+
+ function linkAndCapture(linker, vm) {
+ /* istanbul ignore if */
+ if ('development' === 'production') {}
+ var originalDirCount = vm._directives.length;
+ linker();
+ var dirs = vm._directives.slice(originalDirCount);
+ dirs.sort(directiveComparator);
+ for (var i = 0, l = dirs.length; i < l; i++) {
+ dirs[i]._bind();
+ }
+ return dirs;
+ }
+
+ /**
+ * Directive priority sort comparator
+ *
+ * @param {Object} a
+ * @param {Object} b
+ */
+
+ function directiveComparator(a, b) {
+ a = a.descriptor.def.priority || DEFAULT_PRIORITY;
+ b = b.descriptor.def.priority || DEFAULT_PRIORITY;
+ return a > b ? -1 : a === b ? 0 : 1;
+ }
+
+ /**
+ * Linker functions return an unlink function that
+ * tearsdown all directives instances generated during
+ * the process.
+ *
+ * We create unlink functions with only the necessary
+ * information to avoid retaining additional closures.
+ *
+ * @param {Vue} vm
+ * @param {Array} dirs
+ * @param {Vue} [context]
+ * @param {Array} [contextDirs]
+ * @return {Function}
+ */
+
+ function makeUnlinkFn(vm, dirs, context, contextDirs) {
+ function unlink(destroying) {
+ teardownDirs(vm, dirs, destroying);
+ if (context && contextDirs) {
+ teardownDirs(context, contextDirs);
+ }
+ }
+ // expose linked directives
+ unlink.dirs = dirs;
+ return unlink;
+ }
+
+ /**
+ * Teardown partial linked directives.
+ *
+ * @param {Vue} vm
+ * @param {Array} dirs
+ * @param {Boolean} destroying
+ */
+
+ function teardownDirs(vm, dirs, destroying) {
+ var i = dirs.length;
+ while (i--) {
+ dirs[i]._teardown();
+ if ('development' !== 'production' && !destroying) {
+ vm._directives.$remove(dirs[i]);
+ }
+ }
+ }
+
+ /**
+ * Compile link props on an instance.
+ *
+ * @param {Vue} vm
+ * @param {Element} el
+ * @param {Object} props
+ * @param {Object} [scope]
+ * @return {Function}
+ */
+
+ function compileAndLinkProps(vm, el, props, scope) {
+ var propsLinkFn = compileProps(el, props, vm);
+ var propDirs = linkAndCapture(function () {
+ propsLinkFn(vm, scope);
+ }, vm);
+ return makeUnlinkFn(vm, propDirs);
+ }
+
+ /**
+ * Compile the root element of an instance.
+ *
+ * 1. attrs on context container (context scope)
+ * 2. attrs on the component template root node, if
+ * replace:true (child scope)
+ *
+ * If this is a fragment instance, we only need to compile 1.
+ *
+ * @param {Element} el
+ * @param {Object} options
+ * @param {Object} contextOptions
+ * @return {Function}
+ */
+
+ function compileRoot(el, options, contextOptions) {
+ var containerAttrs = options._containerAttrs;
+ var replacerAttrs = options._replacerAttrs;
+ var contextLinkFn, replacerLinkFn;
+
+ // only need to compile other attributes for
+ // non-fragment instances
+ if (el.nodeType !== 11) {
+ // for components, container and replacer need to be
+ // compiled separately and linked in different scopes.
+ if (options._asComponent) {
+ // 2. container attributes
+ if (containerAttrs && contextOptions) {
+ contextLinkFn = compileDirectives(containerAttrs, contextOptions);
+ }
+ if (replacerAttrs) {
+ // 3. replacer attributes
+ replacerLinkFn = compileDirectives(replacerAttrs, options);
+ }
+ } else {
+ // non-component, just compile as a normal element.
+ replacerLinkFn = compileDirectives(el.attributes, options);
+ }
+ } else if ('development' !== 'production' && containerAttrs) {
+ // warn container directives for fragment instances
+ var names = containerAttrs.filter(function (attr) {
+ // allow vue-loader/vueify scoped css attributes
+ return attr.name.indexOf('_v-') < 0 &&
+ // allow event listeners
+ !onRE.test(attr.name) &&
+ // allow slots
+ attr.name !== 'slot';
+ }).map(function (attr) {
+ return '"' + attr.name + '"';
+ });
+ if (names.length) {
+ var plural = names.length > 1;
+ warn('Attribute' + (plural ? 's ' : ' ') + names.join(', ') + (plural ? ' are' : ' is') + ' ignored on component ' + '<' + options.el.tagName.toLowerCase() + '> because ' + 'the component is a fragment instance: ' + 'http://vuejs.org/guide/components.html#Fragment-Instance');
+ }
+ }
+
+ options._containerAttrs = options._replacerAttrs = null;
+ return function rootLinkFn(vm, el, scope) {
+ // link context scope dirs
+ var context = vm._context;
+ var contextDirs;
+ if (context && contextLinkFn) {
+ contextDirs = linkAndCapture(function () {
+ contextLinkFn(context, el, null, scope);
+ }, context);
+ }
+
+ // link self
+ var selfDirs = linkAndCapture(function () {
+ if (replacerLinkFn) replacerLinkFn(vm, el);
+ }, vm);
+
+ // return the unlink function that tearsdown context
+ // container directives.
+ return makeUnlinkFn(vm, selfDirs, context, contextDirs);
+ };
+ }
+
+ /**
+ * Compile a node and return a nodeLinkFn based on the
+ * node type.
+ *
+ * @param {Node} node
+ * @param {Object} options
+ * @return {Function|null}
+ */
+
+ function compileNode(node, options) {
+ var type = node.nodeType;
+ if (type === 1 && !isScript(node)) {
+ return compileElement(node, options);
+ } else if (type === 3 && node.data.trim()) {
+ return compileTextNode(node, options);
+ } else {
+ return null;
+ }
+ }
+
+ /**
+ * Compile an element and return a nodeLinkFn.
+ *
+ * @param {Element} el
+ * @param {Object} options
+ * @return {Function|null}
+ */
+
+ function compileElement(el, options) {
+ // preprocess textareas.
+ // textarea treats its text content as the initial value.
+ // just bind it as an attr directive for value.
+ if (el.tagName === 'TEXTAREA') {
+ var tokens = parseText(el.value);
+ if (tokens) {
+ el.setAttribute(':value', tokensToExp(tokens));
+ el.value = '';
+ }
+ }
+ var linkFn;
+ var hasAttrs = el.hasAttributes();
+ var attrs = hasAttrs && toArray(el.attributes);
+ // check terminal directives (for & if)
+ if (hasAttrs) {
+ linkFn = checkTerminalDirectives(el, attrs, options);
+ }
+ // check element directives
+ if (!linkFn) {
+ linkFn = checkElementDirectives(el, options);
+ }
+ // check component
+ if (!linkFn) {
+ linkFn = checkComponent(el, options);
+ }
+ // normal directives
+ if (!linkFn && hasAttrs) {
+ linkFn = compileDirectives(attrs, options);
+ }
+ return linkFn;
+ }
+
+ /**
+ * Compile a textNode and return a nodeLinkFn.
+ *
+ * @param {TextNode} node
+ * @param {Object} options
+ * @return {Function|null} textNodeLinkFn
+ */
+
+ function compileTextNode(node, options) {
+ // skip marked text nodes
+ if (node._skip) {
+ return removeText;
+ }
+
+ var tokens = parseText(node.wholeText);
+ if (!tokens) {
+ return null;
+ }
+
+ // mark adjacent text nodes as skipped,
+ // because we are using node.wholeText to compile
+ // all adjacent text nodes together. This fixes
+ // issues in IE where sometimes it splits up a single
+ // text node into multiple ones.
+ var next = node.nextSibling;
+ while (next && next.nodeType === 3) {
+ next._skip = true;
+ next = next.nextSibling;
+ }
+
+ var frag = document.createDocumentFragment();
+ var el, token;
+ for (var i = 0, l = tokens.length; i < l; i++) {
+ token = tokens[i];
+ el = token.tag ? processTextToken(token, options) : document.createTextNode(token.value);
+ frag.appendChild(el);
+ }
+ return makeTextNodeLinkFn(tokens, frag, options);
+ }
+
+ /**
+ * Linker for an skipped text node.
+ *
+ * @param {Vue} vm
+ * @param {Text} node
+ */
+
+ function removeText(vm, node) {
+ remove(node);
+ }
+
+ /**
+ * Process a single text token.
+ *
+ * @param {Object} token
+ * @param {Object} options
+ * @return {Node}
+ */
+
+ function processTextToken(token, options) {
+ var el;
+ if (token.oneTime) {
+ el = document.createTextNode(token.value);
+ } else {
+ if (token.html) {
+ el = document.createComment('v-html');
+ setTokenType('html');
+ } else {
+ // IE will clean up empty textNodes during
+ // frag.cloneNode(true), so we have to give it
+ // something here...
+ el = document.createTextNode(' ');
+ setTokenType('text');
+ }
+ }
+ function setTokenType(type) {
+ if (token.descriptor) return;
+ var parsed = parseDirective(token.value);
+ token.descriptor = {
+ name: type,
+ def: directives[type],
+ expression: parsed.expression,
+ filters: parsed.filters
+ };
+ }
+ return el;
+ }
+
+ /**
+ * Build a function that processes a textNode.
+ *
+ * @param {Array<Object>} tokens
+ * @param {DocumentFragment} frag
+ */
+
+ function makeTextNodeLinkFn(tokens, frag) {
+ return function textNodeLinkFn(vm, el, host, scope) {
+ var fragClone = frag.cloneNode(true);
+ var childNodes = toArray(fragClone.childNodes);
+ var token, value, node;
+ for (var i = 0, l = tokens.length; i < l; i++) {
+ token = tokens[i];
+ value = token.value;
+ if (token.tag) {
+ node = childNodes[i];
+ if (token.oneTime) {
+ value = (scope || vm).$eval(value);
+ if (token.html) {
+ replace(node, parseTemplate(value, true));
+ } else {
+ node.data = _toString(value);
+ }
+ } else {
+ vm._bindDir(token.descriptor, node, host, scope);
+ }
+ }
+ }
+ replace(el, fragClone);
+ };
+ }
+
+ /**
+ * Compile a node list and return a childLinkFn.
+ *
+ * @param {NodeList} nodeList
+ * @param {Object} options
+ * @return {Function|undefined}
+ */
+
+ function compileNodeList(nodeList, options) {
+ var linkFns = [];
+ var nodeLinkFn, childLinkFn, node;
+ for (var i = 0, l = nodeList.length; i < l; i++) {
+ node = nodeList[i];
+ nodeLinkFn = compileNode(node, options);
+ childLinkFn = !(nodeLinkFn && nodeLinkFn.terminal) && node.tagName !== 'SCRIPT' && node.hasChildNodes() ? compileNodeList(node.childNodes, options) : null;
+ linkFns.push(nodeLinkFn, childLinkFn);
+ }
+ return linkFns.length ? makeChildLinkFn(linkFns) : null;
+ }
+
+ /**
+ * Make a child link function for a node's childNodes.
+ *
+ * @param {Array<Function>} linkFns
+ * @return {Function} childLinkFn
+ */
+
+ function makeChildLinkFn(linkFns) {
+ return function childLinkFn(vm, nodes, host, scope, frag) {
+ var node, nodeLinkFn, childrenLinkFn;
+ for (var i = 0, n = 0, l = linkFns.length; i < l; n++) {
+ node = nodes[n];
+ nodeLinkFn = linkFns[i++];
+ childrenLinkFn = linkFns[i++];
+ // cache childNodes before linking parent, fix #657
+ var childNodes = toArray(node.childNodes);
+ if (nodeLinkFn) {
+ nodeLinkFn(vm, node, host, scope, frag);
+ }
+ if (childrenLinkFn) {
+ childrenLinkFn(vm, childNodes, host, scope, frag);
+ }
+ }
+ };
+ }
+
+ /**
+ * Check for element directives (custom elements that should
+ * be resovled as terminal directives).
+ *
+ * @param {Element} el
+ * @param {Object} options
+ */
+
+ function checkElementDirectives(el, options) {
+ var tag = el.tagName.toLowerCase();
+ if (commonTagRE.test(tag)) {
+ return;
+ }
+ var def = resolveAsset(options, 'elementDirectives', tag);
+ if (def) {
+ return makeTerminalNodeLinkFn(el, tag, '', options, def);
+ }
+ }
+
+ /**
+ * Check if an element is a component. If yes, return
+ * a component link function.
+ *
+ * @param {Element} el
+ * @param {Object} options
+ * @return {Function|undefined}
+ */
+
+ function checkComponent(el, options) {
+ var component = checkComponentAttr(el, options);
+ if (component) {
+ var ref = findRef(el);
+ var descriptor = {
+ name: 'component',
+ ref: ref,
+ expression: component.id,
+ def: internalDirectives.component,
+ modifiers: {
+ literal: !component.dynamic
+ }
+ };
+ var componentLinkFn = function componentLinkFn(vm, el, host, scope, frag) {
+ if (ref) {
+ defineReactive((scope || vm).$refs, ref, null);
+ }
+ vm._bindDir(descriptor, el, host, scope, frag);
+ };
+ componentLinkFn.terminal = true;
+ return componentLinkFn;
+ }
+ }
+
+ /**
+ * Check an element for terminal directives in fixed order.
+ * If it finds one, return a terminal link function.
+ *
+ * @param {Element} el
+ * @param {Array} attrs
+ * @param {Object} options
+ * @return {Function} terminalLinkFn
+ */
+
+ function checkTerminalDirectives(el, attrs, options) {
+ // skip v-pre
+ if (getAttr(el, 'v-pre') !== null) {
+ return skip;
+ }
+ // skip v-else block, but only if following v-if
+ if (el.hasAttribute('v-else')) {
+ var prev = el.previousElementSibling;
+ if (prev && prev.hasAttribute('v-if')) {
+ return skip;
+ }
+ }
+
+ var attr, name, value, modifiers, matched, dirName, rawName, arg, def, termDef;
+ for (var i = 0, j = attrs.length; i < j; i++) {
+ attr = attrs[i];
+ name = attr.name.replace(modifierRE, '');
+ if (matched = name.match(dirAttrRE)) {
+ def = resolveAsset(options, 'directives', matched[1]);
+ if (def && def.terminal) {
+ if (!termDef || (def.priority || DEFAULT_TERMINAL_PRIORITY) > termDef.priority) {
+ termDef = def;
+ rawName = attr.name;
+ modifiers = parseModifiers(attr.name);
+ value = attr.value;
+ dirName = matched[1];
+ arg = matched[2];
+ }
+ }
+ }
+ }
+
+ if (termDef) {
+ return makeTerminalNodeLinkFn(el, dirName, value, options, termDef, rawName, arg, modifiers);
+ }
+ }
+
+ function skip() {}
+ skip.terminal = true;
+
+ /**
+ * Build a node link function for a terminal directive.
+ * A terminal link function terminates the current
+ * compilation recursion and handles compilation of the
+ * subtree in the directive.
+ *
+ * @param {Element} el
+ * @param {String} dirName
+ * @param {String} value
+ * @param {Object} options
+ * @param {Object} def
+ * @param {String} [rawName]
+ * @param {String} [arg]
+ * @param {Object} [modifiers]
+ * @return {Function} terminalLinkFn
+ */
+
+ function makeTerminalNodeLinkFn(el, dirName, value, options, def, rawName, arg, modifiers) {
+ var parsed = parseDirective(value);
+ var descriptor = {
+ name: dirName,
+ arg: arg,
+ expression: parsed.expression,
+ filters: parsed.filters,
+ raw: value,
+ attr: rawName,
+ modifiers: modifiers,
+ def: def
+ };
+ // check ref for v-for and router-view
+ if (dirName === 'for' || dirName === 'router-view') {
+ descriptor.ref = findRef(el);
+ }
+ var fn = function terminalNodeLinkFn(vm, el, host, scope, frag) {
+ if (descriptor.ref) {
+ defineReactive((scope || vm).$refs, descriptor.ref, null);
+ }
+ vm._bindDir(descriptor, el, host, scope, frag);
+ };
+ fn.terminal = true;
+ return fn;
+ }
+
+ /**
+ * Compile the directives on an element and return a linker.
+ *
+ * @param {Array|NamedNodeMap} attrs
+ * @param {Object} options
+ * @return {Function}
+ */
+
+ function compileDirectives(attrs, options) {
+ var i = attrs.length;
+ var dirs = [];
+ var attr, name, value, rawName, rawValue, dirName, arg, modifiers, dirDef, tokens, matched;
+ while (i--) {
+ attr = attrs[i];
+ name = rawName = attr.name;
+ value = rawValue = attr.value;
+ tokens = parseText(value);
+ // reset arg
+ arg = null;
+ // check modifiers
+ modifiers = parseModifiers(name);
+ name = name.replace(modifierRE, '');
+
+ // attribute interpolations
+ if (tokens) {
+ value = tokensToExp(tokens);
+ arg = name;
+ pushDir('bind', directives.bind, tokens);
+ // warn against mixing mustaches with v-bind
+ if ('development' !== 'production') {
+ if (name === 'class' && Array.prototype.some.call(attrs, function (attr) {
+ return attr.name === ':class' || attr.name === 'v-bind:class';
+ })) {
+ warn('class="' + rawValue + '": Do not mix mustache interpolation ' + 'and v-bind for "class" on the same element. Use one or the other.', options);
+ }
+ }
+ } else
+
+ // special attribute: transition
+ if (transitionRE.test(name)) {
+ modifiers.literal = !bindRE.test(name);
+ pushDir('transition', internalDirectives.transition);
+ } else
+
+ // event handlers
+ if (onRE.test(name)) {
+ arg = name.replace(onRE, '');
+ pushDir('on', directives.on);
+ } else
+
+ // attribute bindings
+ if (bindRE.test(name)) {
+ dirName = name.replace(bindRE, '');
+ if (dirName === 'style' || dirName === 'class') {
+ pushDir(dirName, internalDirectives[dirName]);
+ } else {
+ arg = dirName;
+ pushDir('bind', directives.bind);
+ }
+ } else
+
+ // normal directives
+ if (matched = name.match(dirAttrRE)) {
+ dirName = matched[1];
+ arg = matched[2];
+
+ // skip v-else (when used with v-show)
+ if (dirName === 'else') {
+ continue;
+ }
+
+ dirDef = resolveAsset(options, 'directives', dirName, true);
+ if (dirDef) {
+ pushDir(dirName, dirDef);
+ }
+ }
+ }
+
+ /**
+ * Push a directive.
+ *
+ * @param {String} dirName
+ * @param {Object|Function} def
+ * @param {Array} [interpTokens]
+ */
+
+ function pushDir(dirName, def, interpTokens) {
+ var hasOneTimeToken = interpTokens && hasOneTime(interpTokens);
+ var parsed = !hasOneTimeToken && parseDirective(value);
+ dirs.push({
+ name: dirName,
+ attr: rawName,
+ raw: rawValue,
+ def: def,
+ arg: arg,
+ modifiers: modifiers,
+ // conversion from interpolation strings with one-time token
+ // to expression is differed until directive bind time so that we
+ // have access to the actual vm context for one-time bindings.
+ expression: parsed && parsed.expression,
+ filters: parsed && parsed.filters,
+ interp: interpTokens,
+ hasOneTime: hasOneTimeToken
+ });
+ }
+
+ if (dirs.length) {
+ return makeNodeLinkFn(dirs);
+ }
+ }
+
+ /**
+ * Parse modifiers from directive attribute name.
+ *
+ * @param {String} name
+ * @return {Object}
+ */
+
+ function parseModifiers(name) {
+ var res = Object.create(null);
+ var match = name.match(modifierRE);
+ if (match) {
+ var i = match.length;
+ while (i--) {
+ res[match[i].slice(1)] = true;
+ }
+ }
+ return res;
+ }
+
+ /**
+ * Build a link function for all directives on a single node.
+ *
+ * @param {Array} directives
+ * @return {Function} directivesLinkFn
+ */
+
+ function makeNodeLinkFn(directives) {
+ return function nodeLinkFn(vm, el, host, scope, frag) {
+ // reverse apply because it's sorted low to high
+ var i = directives.length;
+ while (i--) {
+ vm._bindDir(directives[i], el, host, scope, frag);
+ }
+ };
+ }
+
+ /**
+ * Check if an interpolation string contains one-time tokens.
+ *
+ * @param {Array} tokens
+ * @return {Boolean}
+ */
+
+ function hasOneTime(tokens) {
+ var i = tokens.length;
+ while (i--) {
+ if (tokens[i].oneTime) return true;
+ }
+ }
+
+ function isScript(el) {
+ return el.tagName === 'SCRIPT' && (!el.hasAttribute('type') || el.getAttribute('type') === 'text/javascript');
+ }
+
+ var specialCharRE = /[^\w\-:\.]/;
+
+ /**
+ * Process an element or a DocumentFragment based on a
+ * instance option object. This allows us to transclude
+ * a template node/fragment before the instance is created,
+ * so the processed fragment can then be cloned and reused
+ * in v-for.
+ *
+ * @param {Element} el
+ * @param {Object} options
+ * @return {Element|DocumentFragment}
+ */
+
+ function transclude(el, options) {
+ // extract container attributes to pass them down
+ // to compiler, because they need to be compiled in
+ // parent scope. we are mutating the options object here
+ // assuming the same object will be used for compile
+ // right after this.
+ if (options) {
+ options._containerAttrs = extractAttrs(el);
+ }
+ // for template tags, what we want is its content as
+ // a documentFragment (for fragment instances)
+ if (isTemplate(el)) {
+ el = parseTemplate(el);
+ }
+ if (options) {
+ if (options._asComponent && !options.template) {
+ options.template = '<slot></slot>';
+ }
+ if (options.template) {
+ options._content = extractContent(el);
+ el = transcludeTemplate(el, options);
+ }
+ }
+ if (isFragment(el)) {
+ // anchors for fragment instance
+ // passing in `persist: true` to avoid them being
+ // discarded by IE during template cloning
+ prepend(createAnchor('v-start', true), el);
+ el.appendChild(createAnchor('v-end', true));
+ }
+ return el;
+ }
+
+ /**
+ * Process the template option.
+ * If the replace option is true this will swap the $el.
+ *
+ * @param {Element} el
+ * @param {Object} options
+ * @return {Element|DocumentFragment}
+ */
+
+ function transcludeTemplate(el, options) {
+ var template = options.template;
+ var frag = parseTemplate(template, true);
+ if (frag) {
+ var replacer = frag.firstChild;
+ var tag = replacer.tagName && replacer.tagName.toLowerCase();
+ if (options.replace) {
+ /* istanbul ignore if */
+ if (el === document.body) {
+ 'development' !== 'production' && warn('You are mounting an instance with a template to ' + '<body>. This will replace <body> entirely. You ' + 'should probably use `replace: false` here.');
+ }
+ // there are many cases where the instance must
+ // become a fragment instance: basically anything that
+ // can create more than 1 root nodes.
+ if (
+ // multi-children template
+ frag.childNodes.length > 1 ||
+ // non-element template
+ replacer.nodeType !== 1 ||
+ // single nested component
+ tag === 'component' || resolveAsset(options, 'components', tag) || hasBindAttr(replacer, 'is') ||
+ // element directive
+ resolveAsset(options, 'elementDirectives', tag) ||
+ // for block
+ replacer.hasAttribute('v-for') ||
+ // if block
+ replacer.hasAttribute('v-if')) {
+ return frag;
+ } else {
+ options._replacerAttrs = extractAttrs(replacer);
+ mergeAttrs(el, replacer);
+ return replacer;
+ }
+ } else {
+ el.appendChild(frag);
+ return el;
+ }
+ } else {
+ 'development' !== 'production' && warn('Invalid template option: ' + template);
+ }
+ }
+
+ /**
+ * Helper to extract a component container's attributes
+ * into a plain object array.
+ *
+ * @param {Element} el
+ * @return {Array}
+ */
+
+ function extractAttrs(el) {
+ if (el.nodeType === 1 && el.hasAttributes()) {
+ return toArray(el.attributes);
+ }
+ }
+
+ /**
+ * Merge the attributes of two elements, and make sure
+ * the class names are merged properly.
+ *
+ * @param {Element} from
+ * @param {Element} to
+ */
+
+ function mergeAttrs(from, to) {
+ var attrs = from.attributes;
+ var i = attrs.length;
+ var name, value;
+ while (i--) {
+ name = attrs[i].name;
+ value = attrs[i].value;
+ if (!to.hasAttribute(name) && !specialCharRE.test(name)) {
+ to.setAttribute(name, value);
+ } else if (name === 'class' && !parseText(value) && (value = value.trim())) {
+ value.split(/\s+/).forEach(function (cls) {
+ addClass(to, cls);
+ });
+ }
+ }
+ }
+
+ /**
+ * Scan and determine slot content distribution.
+ * We do this during transclusion instead at compile time so that
+ * the distribution is decoupled from the compilation order of
+ * the slots.
+ *
+ * @param {Element|DocumentFragment} template
+ * @param {Element} content
+ * @param {Vue} vm
+ */
+
+ function resolveSlots(vm, content) {
+ if (!content) {
+ return;
+ }
+ var contents = vm._slotContents = Object.create(null);
+ var el, name;
+ for (var i = 0, l = content.children.length; i < l; i++) {
+ el = content.children[i];
+ /* eslint-disable no-cond-assign */
+ if (name = el.getAttribute('slot')) {
+ (contents[name] || (contents[name] = [])).push(el);
+ }
+ /* eslint-enable no-cond-assign */
+ if ('development' !== 'production' && getBindAttr(el, 'slot')) {
+ warn('The "slot" attribute must be static.', vm.$parent);
+ }
+ }
+ for (name in contents) {
+ contents[name] = extractFragment(contents[name], content);
+ }
+ if (content.hasChildNodes()) {
+ var nodes = content.childNodes;
+ if (nodes.length === 1 && nodes[0].nodeType === 3 && !nodes[0].data.trim()) {
+ return;
+ }
+ contents['default'] = extractFragment(content.childNodes, content);
+ }
+ }
+
+ /**
+ * Extract qualified content nodes from a node list.
+ *
+ * @param {NodeList} nodes
+ * @return {DocumentFragment}
+ */
+
+ function extractFragment(nodes, parent) {
+ var frag = document.createDocumentFragment();
+ nodes = toArray(nodes);
+ for (var i = 0, l = nodes.length; i < l; i++) {
+ var node = nodes[i];
+ if (isTemplate(node) && !node.hasAttribute('v-if') && !node.hasAttribute('v-for')) {
+ parent.removeChild(node);
+ node = parseTemplate(node, true);
+ }
+ frag.appendChild(node);
+ }
+ return frag;
+ }
+
+
+
+ var compiler = Object.freeze({
+ compile: compile,
+ compileAndLinkProps: compileAndLinkProps,
+ compileRoot: compileRoot,
+ transclude: transclude,
+ resolveSlots: resolveSlots
+ });
+
+ function stateMixin (Vue) {
+ /**
+ * Accessor for `$data` property, since setting $data
+ * requires observing the new object and updating
+ * proxied properties.
+ */
+
+ Object.defineProperty(Vue.prototype, '$data', {
+ get: function get() {
+ return this._data;
+ },
+ set: function set(newData) {
+ if (newData !== this._data) {
+ this._setData(newData);
+ }
+ }
+ });
+
+ /**
+ * Setup the scope of an instance, which contains:
+ * - observed data
+ * - computed properties
+ * - user methods
+ * - meta properties
+ */
+
+ Vue.prototype._initState = function () {
+ this._initProps();
+ this._initMeta();
+ this._initMethods();
+ this._initData();
+ this._initComputed();
+ };
+
+ /**
+ * Initialize props.
+ */
+
+ Vue.prototype._initProps = function () {
+ var options = this.$options;
+ var el = options.el;
+ var props = options.props;
+ if (props && !el) {
+ 'development' !== 'production' && warn('Props will not be compiled if no `el` option is ' + 'provided at instantiation.', this);
+ }
+ // make sure to convert string selectors into element now
+ el = options.el = query(el);
+ this._propsUnlinkFn = el && el.nodeType === 1 && props
+ // props must be linked in proper scope if inside v-for
+ ? compileAndLinkProps(this, el, props, this._scope) : null;
+ };
+
+ /**
+ * Initialize the data.
+ */
+
+ Vue.prototype._initData = function () {
+ var dataFn = this.$options.data;
+ var data = this._data = dataFn ? dataFn() : {};
+ if (!isPlainObject(data)) {
+ data = {};
+ 'development' !== 'production' && warn('data functions should return an object.', this);
+ }
+ var props = this._props;
+ // proxy data on instance
+ var keys = Object.keys(data);
+ var i, key;
+ i = keys.length;
+ while (i--) {
+ key = keys[i];
+ // there are two scenarios where we can proxy a data key:
+ // 1. it's not already defined as a prop
+ // 2. it's provided via a instantiation option AND there are no
+ // template prop present
+ if (!props || !hasOwn(props, key)) {
+ this._proxy(key);
+ } else if ('development' !== 'production') {
+ warn('Data field "' + key + '" is already defined ' + 'as a prop. To provide default value for a prop, use the "default" ' + 'prop option; if you want to pass prop values to an instantiation ' + 'call, use the "propsData" option.', this);
+ }
+ }
+ // observe data
+ observe(data, this);
+ };
+
+ /**
+ * Swap the instance's $data. Called in $data's setter.
+ *
+ * @param {Object} newData
+ */
+
+ Vue.prototype._setData = function (newData) {
+ newData = newData || {};
+ var oldData = this._data;
+ this._data = newData;
+ var keys, key, i;
+ // unproxy keys not present in new data
+ keys = Object.keys(oldData);
+ i = keys.length;
+ while (i--) {
+ key = keys[i];
+ if (!(key in newData)) {
+ this._unproxy(key);
+ }
+ }
+ // proxy keys not already proxied,
+ // and trigger change for changed values
+ keys = Object.keys(newData);
+ i = keys.length;
+ while (i--) {
+ key = keys[i];
+ if (!hasOwn(this, key)) {
+ // new property
+ this._proxy(key);
+ }
+ }
+ oldData.__ob__.removeVm(this);
+ observe(newData, this);
+ this._digest();
+ };
+
+ /**
+ * Proxy a property, so that
+ * vm.prop === vm._data.prop
+ *
+ * @param {String} key
+ */
+
+ Vue.prototype._proxy = function (key) {
+ if (!isReserved(key)) {
+ // need to store ref to self here
+ // because these getter/setters might
+ // be called by child scopes via
+ // prototype inheritance.
+ var self = this;
+ Object.defineProperty(self, key, {
+ configurable: true,
+ enumerable: true,
+ get: function proxyGetter() {
+ return self._data[key];
+ },
+ set: function proxySetter(val) {
+ self._data[key] = val;
+ }
+ });
+ }
+ };
+
+ /**
+ * Unproxy a property.
+ *
+ * @param {String} key
+ */
+
+ Vue.prototype._unproxy = function (key) {
+ if (!isReserved(key)) {
+ delete this[key];
+ }
+ };
+
+ /**
+ * Force update on every watcher in scope.
+ */
+
+ Vue.prototype._digest = function () {
+ for (var i = 0, l = this._watchers.length; i < l; i++) {
+ this._watchers[i].update(true); // shallow updates
+ }
+ };
+
+ /**
+ * Setup computed properties. They are essentially
+ * special getter/setters
+ */
+
+ function noop() {}
+ Vue.prototype._initComputed = function () {
+ var computed = this.$options.computed;
+ if (computed) {
+ for (var key in computed) {
+ var userDef = computed[key];
+ var def = {
+ enumerable: true,
+ configurable: true
+ };
+ if (typeof userDef === 'function') {
+ def.get = makeComputedGetter(userDef, this);
+ def.set = noop;
+ } else {
+ def.get = userDef.get ? userDef.cache !== false ? makeComputedGetter(userDef.get, this) : bind(userDef.get, this) : noop;
+ def.set = userDef.set ? bind(userDef.set, this) : noop;
+ }
+ Object.defineProperty(this, key, def);
+ }
+ }
+ };
+
+ function makeComputedGetter(getter, owner) {
+ var watcher = new Watcher(owner, getter, null, {
+ lazy: true
+ });
+ return function computedGetter() {
+ if (watcher.dirty) {
+ watcher.evaluate();
+ }
+ if (Dep.target) {
+ watcher.depend();
+ }
+ return watcher.value;
+ };
+ }
+
+ /**
+ * Setup instance methods. Methods must be bound to the
+ * instance since they might be passed down as a prop to
+ * child components.
+ */
+
+ Vue.prototype._initMethods = function () {
+ var methods = this.$options.methods;
+ if (methods) {
+ for (var key in methods) {
+ this[key] = bind(methods[key], this);
+ }
+ }
+ };
+
+ /**
+ * Initialize meta information like $index, $key & $value.
+ */
+
+ Vue.prototype._initMeta = function () {
+ var metas = this.$options._meta;
+ if (metas) {
+ for (var key in metas) {
+ defineReactive(this, key, metas[key]);
+ }
+ }
+ };
+ }
+
+ var eventRE = /^v-on:|^@/;
+
+ function eventsMixin (Vue) {
+ /**
+ * Setup the instance's option events & watchers.
+ * If the value is a string, we pull it from the
+ * instance's methods by name.
+ */
+
+ Vue.prototype._initEvents = function () {
+ var options = this.$options;
+ if (options._asComponent) {
+ registerComponentEvents(this, options.el);
+ }
+ registerCallbacks(this, '$on', options.events);
+ registerCallbacks(this, '$watch', options.watch);
+ };
+
+ /**
+ * Register v-on events on a child component
+ *
+ * @param {Vue} vm
+ * @param {Element} el
+ */
+
+ function registerComponentEvents(vm, el) {
+ var attrs = el.attributes;
+ var name, value, handler;
+ for (var i = 0, l = attrs.length; i < l; i++) {
+ name = attrs[i].name;
+ if (eventRE.test(name)) {
+ name = name.replace(eventRE, '');
+ // force the expression into a statement so that
+ // it always dynamically resolves the method to call (#2670)
+ // kinda ugly hack, but does the job.
+ value = attrs[i].value;
+ if (isSimplePath(value)) {
+ value += '.apply(this, $arguments)';
+ }
+ handler = (vm._scope || vm._context).$eval(value, true);
+ handler._fromParent = true;
+ vm.$on(name.replace(eventRE), handler);
+ }
+ }
+ }
+
+ /**
+ * Register callbacks for option events and watchers.
+ *
+ * @param {Vue} vm
+ * @param {String} action
+ * @param {Object} hash
+ */
+
+ function registerCallbacks(vm, action, hash) {
+ if (!hash) return;
+ var handlers, key, i, j;
+ for (key in hash) {
+ handlers = hash[key];
+ if (isArray(handlers)) {
+ for (i = 0, j = handlers.length; i < j; i++) {
+ register(vm, action, key, handlers[i]);
+ }
+ } else {
+ register(vm, action, key, handlers);
+ }
+ }
+ }
+
+ /**
+ * Helper to register an event/watch callback.
+ *
+ * @param {Vue} vm
+ * @param {String} action
+ * @param {String} key
+ * @param {Function|String|Object} handler
+ * @param {Object} [options]
+ */
+
+ function register(vm, action, key, handler, options) {
+ var type = typeof handler;
+ if (type === 'function') {
+ vm[action](key, handler, options);
+ } else if (type === 'string') {
+ var methods = vm.$options.methods;
+ var method = methods && methods[handler];
+ if (method) {
+ vm[action](key, method, options);
+ } else {
+ 'development' !== 'production' && warn('Unknown method: "' + handler + '" when ' + 'registering callback for ' + action + ': "' + key + '".', vm);
+ }
+ } else if (handler && type === 'object') {
+ register(vm, action, key, handler.handler, handler);
+ }
+ }
+
+ /**
+ * Setup recursive attached/detached calls
+ */
+
+ Vue.prototype._initDOMHooks = function () {
+ this.$on('hook:attached', onAttached);
+ this.$on('hook:detached', onDetached);
+ };
+
+ /**
+ * Callback to recursively call attached hook on children
+ */
+
+ function onAttached() {
+ if (!this._isAttached) {
+ this._isAttached = true;
+ this.$children.forEach(callAttach);
+ }
+ }
+
+ /**
+ * Iterator to call attached hook
+ *
+ * @param {Vue} child
+ */
+
+ function callAttach(child) {
+ if (!child._isAttached && inDoc(child.$el)) {
+ child._callHook('attached');
+ }
+ }
+
+ /**
+ * Callback to recursively call detached hook on children
+ */
+
+ function onDetached() {
+ if (this._isAttached) {
+ this._isAttached = false;
+ this.$children.forEach(callDetach);
+ }
+ }
+
+ /**
+ * Iterator to call detached hook
+ *
+ * @param {Vue} child
+ */
+
+ function callDetach(child) {
+ if (child._isAttached && !inDoc(child.$el)) {
+ child._callHook('detached');
+ }
+ }
+
+ /**
+ * Trigger all handlers for a hook
+ *
+ * @param {String} hook
+ */
+
+ Vue.prototype._callHook = function (hook) {
+ this.$emit('pre-hook:' + hook);
+ var handlers = this.$options[hook];
+ if (handlers) {
+ for (var i = 0, j = handlers.length; i < j; i++) {
+ handlers[i].call(this);
+ }
+ }
+ this.$emit('hook:' + hook);
+ };
+ }
+
+ function noop$1() {}
+
+ /**
+ * A directive links a DOM element with a piece of data,
+ * which is the result of evaluating an expression.
+ * It registers a watcher with the expression and calls
+ * the DOM update function when a change is triggered.
+ *
+ * @param {Object} descriptor
+ * - {String} name
+ * - {Object} def
+ * - {String} expression
+ * - {Array<Object>} [filters]
+ * - {Object} [modifiers]
+ * - {Boolean} literal
+ * - {String} attr
+ * - {String} arg
+ * - {String} raw
+ * - {String} [ref]
+ * - {Array<Object>} [interp]
+ * - {Boolean} [hasOneTime]
+ * @param {Vue} vm
+ * @param {Node} el
+ * @param {Vue} [host] - transclusion host component
+ * @param {Object} [scope] - v-for scope
+ * @param {Fragment} [frag] - owner fragment
+ * @constructor
+ */
+ function Directive(descriptor, vm, el, host, scope, frag) {
+ this.vm = vm;
+ this.el = el;
+ // copy descriptor properties
+ this.descriptor = descriptor;
+ this.name = descriptor.name;
+ this.expression = descriptor.expression;
+ this.arg = descriptor.arg;
+ this.modifiers = descriptor.modifiers;
+ this.filters = descriptor.filters;
+ this.literal = this.modifiers && this.modifiers.literal;
+ // private
+ this._locked = false;
+ this._bound = false;
+ this._listeners = null;
+ // link context
+ this._host = host;
+ this._scope = scope;
+ this._frag = frag;
+ // store directives on node in dev mode
+ if ('development' !== 'production' && this.el) {
+ this.el._vue_directives = this.el._vue_directives || [];
+ this.el._vue_directives.push(this);
+ }
+ }
+
+ /**
+ * Initialize the directive, mixin definition properties,
+ * setup the watcher, call definition bind() and update()
+ * if present.
+ */
+
+ Directive.prototype._bind = function () {
+ var name = this.name;
+ var descriptor = this.descriptor;
+
+ // remove attribute
+ if ((name !== 'cloak' || this.vm._isCompiled) && this.el && this.el.removeAttribute) {
+ var attr = descriptor.attr || 'v-' + name;
+ this.el.removeAttribute(attr);
+ }
+
+ // copy def properties
+ var def = descriptor.def;
+ if (typeof def === 'function') {
+ this.update = def;
+ } else {
+ extend(this, def);
+ }
+
+ // setup directive params
+ this._setupParams();
+
+ // initial bind
+ if (this.bind) {
+ this.bind();
+ }
+ this._bound = true;
+
+ if (this.literal) {
+ this.update && this.update(descriptor.raw);
+ } else if ((this.expression || this.modifiers) && (this.update || this.twoWay) && !this._checkStatement()) {
+ // wrapped updater for context
+ var dir = this;
+ if (this.update) {
+ this._update = function (val, oldVal) {
+ if (!dir._locked) {
+ dir.update(val, oldVal);
+ }
+ };
+ } else {
+ this._update = noop$1;
+ }
+ var preProcess = this._preProcess ? bind(this._preProcess, this) : null;
+ var postProcess = this._postProcess ? bind(this._postProcess, this) : null;
+ var watcher = this._watcher = new Watcher(this.vm, this.expression, this._update, // callback
+ {
+ filters: this.filters,
+ twoWay: this.twoWay,
+ deep: this.deep,
+ preProcess: preProcess,
+ postProcess: postProcess,
+ scope: this._scope
+ });
+ // v-model with inital inline value need to sync back to
+ // model instead of update to DOM on init. They would
+ // set the afterBind hook to indicate that.
+ if (this.afterBind) {
+ this.afterBind();
+ } else if (this.update) {
+ this.update(watcher.value);
+ }
+ }
+ };
+
+ /**
+ * Setup all param attributes, e.g. track-by,
+ * transition-mode, etc...
+ */
+
+ Directive.prototype._setupParams = function () {
+ if (!this.params) {
+ return;
+ }
+ var params = this.params;
+ // swap the params array with a fresh object.
+ this.params = Object.create(null);
+ var i = params.length;
+ var key, val, mappedKey;
+ while (i--) {
+ key = hyphenate(params[i]);
+ mappedKey = camelize(key);
+ val = getBindAttr(this.el, key);
+ if (val != null) {
+ // dynamic
+ this._setupParamWatcher(mappedKey, val);
+ } else {
+ // static
+ val = getAttr(this.el, key);
+ if (val != null) {
+ this.params[mappedKey] = val === '' ? true : val;
+ }
+ }
+ }
+ };
+
+ /**
+ * Setup a watcher for a dynamic param.
+ *
+ * @param {String} key
+ * @param {String} expression
+ */
+
+ Directive.prototype._setupParamWatcher = function (key, expression) {
+ var self = this;
+ var called = false;
+ var unwatch = (this._scope || this.vm).$watch(expression, function (val, oldVal) {
+ self.params[key] = val;
+ // since we are in immediate mode,
+ // only call the param change callbacks if this is not the first update.
+ if (called) {
+ var cb = self.paramWatchers && self.paramWatchers[key];
+ if (cb) {
+ cb.call(self, val, oldVal);
+ }
+ } else {
+ called = true;
+ }
+ }, {
+ immediate: true,
+ user: false
+ });(this._paramUnwatchFns || (this._paramUnwatchFns = [])).push(unwatch);
+ };
+
+ /**
+ * Check if the directive is a function caller
+ * and if the expression is a callable one. If both true,
+ * we wrap up the expression and use it as the event
+ * handler.
+ *
+ * e.g. on-click="a++"
+ *
+ * @return {Boolean}
+ */
+
+ Directive.prototype._checkStatement = function () {
+ var expression = this.expression;
+ if (expression && this.acceptStatement && !isSimplePath(expression)) {
+ var fn = parseExpression(expression).get;
+ var scope = this._scope || this.vm;
+ var handler = function handler(e) {
+ scope.$event = e;
+ fn.call(scope, scope);
+ scope.$event = null;
+ };
+ if (this.filters) {
+ handler = scope._applyFilters(handler, null, this.filters);
+ }
+ this.update(handler);
+ return true;
+ }
+ };
+
+ /**
+ * Set the corresponding value with the setter.
+ * This should only be used in two-way directives
+ * e.g. v-model.
+ *
+ * @param {*} value
+ * @public
+ */
+
+ Directive.prototype.set = function (value) {
+ /* istanbul ignore else */
+ if (this.twoWay) {
+ this._withLock(function () {
+ this._watcher.set(value);
+ });
+ } else if ('development' !== 'production') {
+ warn('Directive.set() can only be used inside twoWay' + 'directives.');
+ }
+ };
+
+ /**
+ * Execute a function while preventing that function from
+ * triggering updates on this directive instance.
+ *
+ * @param {Function} fn
+ */
+
+ Directive.prototype._withLock = function (fn) {
+ var self = this;
+ self._locked = true;
+ fn.call(self);
+ nextTick(function () {
+ self._locked = false;
+ });
+ };
+
+ /**
+ * Convenience method that attaches a DOM event listener
+ * to the directive element and autometically tears it down
+ * during unbind.
+ *
+ * @param {String} event
+ * @param {Function} handler
+ * @param {Boolean} [useCapture]
+ */
+
+ Directive.prototype.on = function (event, handler, useCapture) {
+ on(this.el, event, handler, useCapture);(this._listeners || (this._listeners = [])).push([event, handler]);
+ };
+
+ /**
+ * Teardown the watcher and call unbind.
+ */
+
+ Directive.prototype._teardown = function () {
+ if (this._bound) {
+ this._bound = false;
+ if (this.unbind) {
+ this.unbind();
+ }
+ if (this._watcher) {
+ this._watcher.teardown();
+ }
+ var listeners = this._listeners;
+ var i;
+ if (listeners) {
+ i = listeners.length;
+ while (i--) {
+ off(this.el, listeners[i][0], listeners[i][1]);
+ }
+ }
+ var unwatchFns = this._paramUnwatchFns;
+ if (unwatchFns) {
+ i = unwatchFns.length;
+ while (i--) {
+ unwatchFns[i]();
+ }
+ }
+ if ('development' !== 'production' && this.el) {
+ this.el._vue_directives.$remove(this);
+ }
+ this.vm = this.el = this._watcher = this._listeners = null;
+ }
+ };
+
+ function lifecycleMixin (Vue) {
+ /**
+ * Update v-ref for component.
+ *
+ * @param {Boolean} remove
+ */
+
+ Vue.prototype._updateRef = function (remove) {
+ var ref = this.$options._ref;
+ if (ref) {
+ var refs = (this._scope || this._context).$refs;
+ if (remove) {
+ if (refs[ref] === this) {
+ refs[ref] = null;
+ }
+ } else {
+ refs[ref] = this;
+ }
+ }
+ };
+
+ /**
+ * Transclude, compile and link element.
+ *
+ * If a pre-compiled linker is available, that means the
+ * passed in element will be pre-transcluded and compiled
+ * as well - all we need to do is to call the linker.
+ *
+ * Otherwise we need to call transclude/compile/link here.
+ *
+ * @param {Element} el
+ */
+
+ Vue.prototype._compile = function (el) {
+ var options = this.$options;
+
+ // transclude and init element
+ // transclude can potentially replace original
+ // so we need to keep reference; this step also injects
+ // the template and caches the original attributes
+ // on the container node and replacer node.
+ var original = el;
+ el = transclude(el, options);
+ this._initElement(el);
+
+ // handle v-pre on root node (#2026)
+ if (el.nodeType === 1 && getAttr(el, 'v-pre') !== null) {
+ return;
+ }
+
+ // root is always compiled per-instance, because
+ // container attrs and props can be different every time.
+ var contextOptions = this._context && this._context.$options;
+ var rootLinker = compileRoot(el, options, contextOptions);
+
+ // resolve slot distribution
+ resolveSlots(this, options._content);
+
+ // compile and link the rest
+ var contentLinkFn;
+ var ctor = this.constructor;
+ // component compilation can be cached
+ // as long as it's not using inline-template
+ if (options._linkerCachable) {
+ contentLinkFn = ctor.linker;
+ if (!contentLinkFn) {
+ contentLinkFn = ctor.linker = compile(el, options);
+ }
+ }
+
+ // link phase
+ // make sure to link root with prop scope!
+ var rootUnlinkFn = rootLinker(this, el, this._scope);
+ var contentUnlinkFn = contentLinkFn ? contentLinkFn(this, el) : compile(el, options)(this, el);
+
+ // register composite unlink function
+ // to be called during instance destruction
+ this._unlinkFn = function () {
+ rootUnlinkFn();
+ // passing destroying: true to avoid searching and
+ // splicing the directives
+ contentUnlinkFn(true);
+ };
+
+ // finally replace original
+ if (options.replace) {
+ replace(original, el);
+ }
+
+ this._isCompiled = true;
+ this._callHook('compiled');
+ };
+
+ /**
+ * Initialize instance element. Called in the public
+ * $mount() method.
+ *
+ * @param {Element} el
+ */
+
+ Vue.prototype._initElement = function (el) {
+ if (isFragment(el)) {
+ this._isFragment = true;
+ this.$el = this._fragmentStart = el.firstChild;
+ this._fragmentEnd = el.lastChild;
+ // set persisted text anchors to empty
+ if (this._fragmentStart.nodeType === 3) {
+ this._fragmentStart.data = this._fragmentEnd.data = '';
+ }
+ this._fragment = el;
+ } else {
+ this.$el = el;
+ }
+ this.$el.__vue__ = this;
+ this._callHook('beforeCompile');
+ };
+
+ /**
+ * Create and bind a directive to an element.
+ *
+ * @param {Object} descriptor - parsed directive descriptor
+ * @param {Node} node - target node
+ * @param {Vue} [host] - transclusion host component
+ * @param {Object} [scope] - v-for scope
+ * @param {Fragment} [frag] - owner fragment
+ */
+
+ Vue.prototype._bindDir = function (descriptor, node, host, scope, frag) {
+ this._directives.push(new Directive(descriptor, this, node, host, scope, frag));
+ };
+
+ /**
+ * Teardown an instance, unobserves the data, unbind all the
+ * directives, turn off all the event listeners, etc.
+ *
+ * @param {Boolean} remove - whether to remove the DOM node.
+ * @param {Boolean} deferCleanup - if true, defer cleanup to
+ * be called later
+ */
+
+ Vue.prototype._destroy = function (remove, deferCleanup) {
+ if (this._isBeingDestroyed) {
+ if (!deferCleanup) {
+ this._cleanup();
+ }
+ return;
+ }
+
+ var destroyReady;
+ var pendingRemoval;
+
+ var self = this;
+ // Cleanup should be called either synchronously or asynchronoysly as
+ // callback of this.$remove(), or if remove and deferCleanup are false.
+ // In any case it should be called after all other removing, unbinding and
+ // turning of is done
+ var cleanupIfPossible = function cleanupIfPossible() {
+ if (destroyReady && !pendingRemoval && !deferCleanup) {
+ self._cleanup();
+ }
+ };
+
+ // remove DOM element
+ if (remove && this.$el) {
+ pendingRemoval = true;
+ this.$remove(function () {
+ pendingRemoval = false;
+ cleanupIfPossible();
+ });
+ }
+
+ this._callHook('beforeDestroy');
+ this._isBeingDestroyed = true;
+ var i;
+ // remove self from parent. only necessary
+ // if parent is not being destroyed as well.
+ var parent = this.$parent;
+ if (parent && !parent._isBeingDestroyed) {
+ parent.$children.$remove(this);
+ // unregister ref (remove: true)
+ this._updateRef(true);
+ }
+ // destroy all children.
+ i = this.$children.length;
+ while (i--) {
+ this.$children[i].$destroy();
+ }
+ // teardown props
+ if (this._propsUnlinkFn) {
+ this._propsUnlinkFn();
+ }
+ // teardown all directives. this also tearsdown all
+ // directive-owned watchers.
+ if (this._unlinkFn) {
+ this._unlinkFn();
+ }
+ i = this._watchers.length;
+ while (i--) {
+ this._watchers[i].teardown();
+ }
+ // remove reference to self on $el
+ if (this.$el) {
+ this.$el.__vue__ = null;
+ }
+
+ destroyReady = true;
+ cleanupIfPossible();
+ };
+
+ /**
+ * Clean up to ensure garbage collection.
+ * This is called after the leave transition if there
+ * is any.
+ */
+
+ Vue.prototype._cleanup = function () {
+ if (this._isDestroyed) {
+ return;
+ }
+ // remove self from owner fragment
+ // do it in cleanup so that we can call $destroy with
+ // defer right when a fragment is about to be removed.
+ if (this._frag) {
+ this._frag.children.$remove(this);
+ }
+ // remove reference from data ob
+ // frozen object may not have observer.
+ if (this._data && this._data.__ob__) {
+ this._data.__ob__.removeVm(this);
+ }
+ // Clean up references to private properties and other
+ // instances. preserve reference to _data so that proxy
+ // accessors still work. The only potential side effect
+ // here is that mutating the instance after it's destroyed
+ // may affect the state of other components that are still
+ // observing the same object, but that seems to be a
+ // reasonable responsibility for the user rather than
+ // always throwing an error on them.
+ this.$el = this.$parent = this.$root = this.$children = this._watchers = this._context = this._scope = this._directives = null;
+ // call the last hook...
+ this._isDestroyed = true;
+ this._callHook('destroyed');
+ // turn off all instance listeners.
+ this.$off();
+ };
+ }
+
+ function miscMixin (Vue) {
+ /**
+ * Apply a list of filter (descriptors) to a value.
+ * Using plain for loops here because this will be called in
+ * the getter of any watcher with filters so it is very
+ * performance sensitive.
+ *
+ * @param {*} value
+ * @param {*} [oldValue]
+ * @param {Array} filters
+ * @param {Boolean} write
+ * @return {*}
+ */
+
+ Vue.prototype._applyFilters = function (value, oldValue, filters, write) {
+ var filter, fn, args, arg, offset, i, l, j, k;
+ for (i = 0, l = filters.length; i < l; i++) {
+ filter = filters[write ? l - i - 1 : i];
+ fn = resolveAsset(this.$options, 'filters', filter.name, true);
+ if (!fn) continue;
+ fn = write ? fn.write : fn.read || fn;
+ if (typeof fn !== 'function') continue;
+ args = write ? [value, oldValue] : [value];
+ offset = write ? 2 : 1;
+ if (filter.args) {
+ for (j = 0, k = filter.args.length; j < k; j++) {
+ arg = filter.args[j];
+ args[j + offset] = arg.dynamic ? this.$get(arg.value) : arg.value;
+ }
+ }
+ value = fn.apply(this, args);
+ }
+ return value;
+ };
+
+ /**
+ * Resolve a component, depending on whether the component
+ * is defined normally or using an async factory function.
+ * Resolves synchronously if already resolved, otherwise
+ * resolves asynchronously and caches the resolved
+ * constructor on the factory.
+ *
+ * @param {String|Function} value
+ * @param {Function} cb
+ */
+
+ Vue.prototype._resolveComponent = function (value, cb) {
+ var factory;
+ if (typeof value === 'function') {
+ factory = value;
+ } else {
+ factory = resolveAsset(this.$options, 'components', value, true);
+ }
+ /* istanbul ignore if */
+ if (!factory) {
+ return;
+ }
+ // async component factory
+ if (!factory.options) {
+ if (factory.resolved) {
+ // cached
+ cb(factory.resolved);
+ } else if (factory.requested) {
+ // pool callbacks
+ factory.pendingCallbacks.push(cb);
+ } else {
+ factory.requested = true;
+ var cbs = factory.pendingCallbacks = [cb];
+ factory.call(this, function resolve(res) {
+ if (isPlainObject(res)) {
+ res = Vue.extend(res);
+ }
+ // cache resolved
+ factory.resolved = res;
+ // invoke callbacks
+ for (var i = 0, l = cbs.length; i < l; i++) {
+ cbs[i](res);
+ }
+ }, function reject(reason) {
+ 'development' !== 'production' && warn('Failed to resolve async component' + (typeof value === 'string' ? ': ' + value : '') + '. ' + (reason ? '\nReason: ' + reason : ''));
+ });
+ }
+ } else {
+ // normal component
+ cb(factory);
+ }
+ };
+ }
+
+ var filterRE$1 = /[^|]\|[^|]/;
+
+ function dataAPI (Vue) {
+ /**
+ * Get the value from an expression on this vm.
+ *
+ * @param {String} exp
+ * @param {Boolean} [asStatement]
+ * @return {*}
+ */
+
+ Vue.prototype.$get = function (exp, asStatement) {
+ var res = parseExpression(exp);
+ if (res) {
+ if (asStatement) {
+ var self = this;
+ return function statementHandler() {
+ self.$arguments = toArray(arguments);
+ var result = res.get.call(self, self);
+ self.$arguments = null;
+ return result;
+ };
+ } else {
+ try {
+ return res.get.call(this, this);
+ } catch (e) {}
+ }
+ }
+ };
+
+ /**
+ * Set the value from an expression on this vm.
+ * The expression must be a valid left-hand
+ * expression in an assignment.
+ *
+ * @param {String} exp
+ * @param {*} val
+ */
+
+ Vue.prototype.$set = function (exp, val) {
+ var res = parseExpression(exp, true);
+ if (res && res.set) {
+ res.set.call(this, this, val);
+ }
+ };
+
+ /**
+ * Delete a property on the VM
+ *
+ * @param {String} key
+ */
+
+ Vue.prototype.$delete = function (key) {
+ del(this._data, key);
+ };
+
+ /**
+ * Watch an expression, trigger callback when its
+ * value changes.
+ *
+ * @param {String|Function} expOrFn
+ * @param {Function} cb
+ * @param {Object} [options]
+ * - {Boolean} deep
+ * - {Boolean} immediate
+ * @return {Function} - unwatchFn
+ */
+
+ Vue.prototype.$watch = function (expOrFn, cb, options) {
+ var vm = this;
+ var parsed;
+ if (typeof expOrFn === 'string') {
+ parsed = parseDirective(expOrFn);
+ expOrFn = parsed.expression;
+ }
+ var watcher = new Watcher(vm, expOrFn, cb, {
+ deep: options && options.deep,
+ sync: options && options.sync,
+ filters: parsed && parsed.filters,
+ user: !options || options.user !== false
+ });
+ if (options && options.immediate) {
+ cb.call(vm, watcher.value);
+ }
+ return function unwatchFn() {
+ watcher.teardown();
+ };
+ };
+
+ /**
+ * Evaluate a text directive, including filters.
+ *
+ * @param {String} text
+ * @param {Boolean} [asStatement]
+ * @return {String}
+ */
+
+ Vue.prototype.$eval = function (text, asStatement) {
+ // check for filters.
+ if (filterRE$1.test(text)) {
+ var dir = parseDirective(text);
+ // the filter regex check might give false positive
+ // for pipes inside strings, so it's possible that
+ // we don't get any filters here
+ var val = this.$get(dir.expression, asStatement);
+ return dir.filters ? this._applyFilters(val, null, dir.filters) : val;
+ } else {
+ // no filter
+ return this.$get(text, asStatement);
+ }
+ };
+
+ /**
+ * Interpolate a piece of template text.
+ *
+ * @param {String} text
+ * @return {String}
+ */
+
+ Vue.prototype.$interpolate = function (text) {
+ var tokens = parseText(text);
+ var vm = this;
+ if (tokens) {
+ if (tokens.length === 1) {
+ return vm.$eval(tokens[0].value) + '';
+ } else {
+ return tokens.map(function (token) {
+ return token.tag ? vm.$eval(token.value) : token.value;
+ }).join('');
+ }
+ } else {
+ return text;
+ }
+ };
+
+ /**
+ * Log instance data as a plain JS object
+ * so that it is easier to inspect in console.
+ * This method assumes console is available.
+ *
+ * @param {String} [path]
+ */
+
+ Vue.prototype.$log = function (path) {
+ var data = path ? getPath(this._data, path) : this._data;
+ if (data) {
+ data = clean(data);
+ }
+ // include computed fields
+ if (!path) {
+ var key;
+ for (key in this.$options.computed) {
+ data[key] = clean(this[key]);
+ }
+ if (this._props) {
+ for (key in this._props) {
+ data[key] = clean(this[key]);
+ }
+ }
+ }
+ console.log(data);
+ };
+
+ /**
+ * "clean" a getter/setter converted object into a plain
+ * object copy.
+ *
+ * @param {Object} - obj
+ * @return {Object}
+ */
+
+ function clean(obj) {
+ return JSON.parse(JSON.stringify(obj));
+ }
+ }
+
+ function domAPI (Vue) {
+ /**
+ * Convenience on-instance nextTick. The callback is
+ * auto-bound to the instance, and this avoids component
+ * modules having to rely on the global Vue.
+ *
+ * @param {Function} fn
+ */
+
+ Vue.prototype.$nextTick = function (fn) {
+ nextTick(fn, this);
+ };
+
+ /**
+ * Append instance to target
+ *
+ * @param {Node} target
+ * @param {Function} [cb]
+ * @param {Boolean} [withTransition] - defaults to true
+ */
+
+ Vue.prototype.$appendTo = function (target, cb, withTransition) {
+ return insert(this, target, cb, withTransition, append, appendWithTransition);
+ };
+
+ /**
+ * Prepend instance to target
+ *
+ * @param {Node} target
+ * @param {Function} [cb]
+ * @param {Boolean} [withTransition] - defaults to true
+ */
+
+ Vue.prototype.$prependTo = function (target, cb, withTransition) {
+ target = query(target);
+ if (target.hasChildNodes()) {
+ this.$before(target.firstChild, cb, withTransition);
+ } else {
+ this.$appendTo(target, cb, withTransition);
+ }
+ return this;
+ };
+
+ /**
+ * Insert instance before target
+ *
+ * @param {Node} target
+ * @param {Function} [cb]
+ * @param {Boolean} [withTransition] - defaults to true
+ */
+
+ Vue.prototype.$before = function (target, cb, withTransition) {
+ return insert(this, target, cb, withTransition, beforeWithCb, beforeWithTransition);
+ };
+
+ /**
+ * Insert instance after target
+ *
+ * @param {Node} target
+ * @param {Function} [cb]
+ * @param {Boolean} [withTransition] - defaults to true
+ */
+
+ Vue.prototype.$after = function (target, cb, withTransition) {
+ target = query(target);
+ if (target.nextSibling) {
+ this.$before(target.nextSibling, cb, withTransition);
+ } else {
+ this.$appendTo(target.parentNode, cb, withTransition);
+ }
+ return this;
+ };
+
+ /**
+ * Remove instance from DOM
+ *
+ * @param {Function} [cb]
+ * @param {Boolean} [withTransition] - defaults to true
+ */
+
+ Vue.prototype.$remove = function (cb, withTransition) {
+ if (!this.$el.parentNode) {
+ return cb && cb();
+ }
+ var inDocument = this._isAttached && inDoc(this.$el);
+ // if we are not in document, no need to check
+ // for transitions
+ if (!inDocument) withTransition = false;
+ var self = this;
+ var realCb = function realCb() {
+ if (inDocument) self._callHook('detached');
+ if (cb) cb();
+ };
+ if (this._isFragment) {
+ removeNodeRange(this._fragmentStart, this._fragmentEnd, this, this._fragment, realCb);
+ } else {
+ var op = withTransition === false ? removeWithCb : removeWithTransition;
+ op(this.$el, this, realCb);
+ }
+ return this;
+ };
+
+ /**
+ * Shared DOM insertion function.
+ *
+ * @param {Vue} vm
+ * @param {Element} target
+ * @param {Function} [cb]
+ * @param {Boolean} [withTransition]
+ * @param {Function} op1 - op for non-transition insert
+ * @param {Function} op2 - op for transition insert
+ * @return vm
+ */
+
+ function insert(vm, target, cb, withTransition, op1, op2) {
+ target = query(target);
+ var targetIsDetached = !inDoc(target);
+ var op = withTransition === false || targetIsDetached ? op1 : op2;
+ var shouldCallHook = !targetIsDetached && !vm._isAttached && !inDoc(vm.$el);
+ if (vm._isFragment) {
+ mapNodeRange(vm._fragmentStart, vm._fragmentEnd, function (node) {
+ op(node, target, vm);
+ });
+ cb && cb();
+ } else {
+ op(vm.$el, target, vm, cb);
+ }
+ if (shouldCallHook) {
+ vm._callHook('attached');
+ }
+ return vm;
+ }
+
+ /**
+ * Check for selectors
+ *
+ * @param {String|Element} el
+ */
+
+ function query(el) {
+ return typeof el === 'string' ? document.querySelector(el) : el;
+ }
+
+ /**
+ * Append operation that takes a callback.
+ *
+ * @param {Node} el
+ * @param {Node} target
+ * @param {Vue} vm - unused
+ * @param {Function} [cb]
+ */
+
+ function append(el, target, vm, cb) {
+ target.appendChild(el);
+ if (cb) cb();
+ }
+
+ /**
+ * InsertBefore operation that takes a callback.
+ *
+ * @param {Node} el
+ * @param {Node} target
+ * @param {Vue} vm - unused
+ * @param {Function} [cb]
+ */
+
+ function beforeWithCb(el, target, vm, cb) {
+ before(el, target);
+ if (cb) cb();
+ }
+
+ /**
+ * Remove operation that takes a callback.
+ *
+ * @param {Node} el
+ * @param {Vue} vm - unused
+ * @param {Function} [cb]
+ */
+
+ function removeWithCb(el, vm, cb) {
+ remove(el);
+ if (cb) cb();
+ }
+ }
+
+ function eventsAPI (Vue) {
+ /**
+ * Listen on the given `event` with `fn`.
+ *
+ * @param {String} event
+ * @param {Function} fn
+ */
+
+ Vue.prototype.$on = function (event, fn) {
+ (this._events[event] || (this._events[event] = [])).push(fn);
+ modifyListenerCount(this, event, 1);
+ return this;
+ };
+
+ /**
+ * Adds an `event` listener that will be invoked a single
+ * time then automatically removed.
+ *
+ * @param {String} event
+ * @param {Function} fn
+ */
+
+ Vue.prototype.$once = function (event, fn) {
+ var self = this;
+ function on() {
+ self.$off(event, on);
+ fn.apply(this, arguments);
+ }
+ on.fn = fn;
+ this.$on(event, on);
+ return this;
+ };
+
+ /**
+ * Remove the given callback for `event` or all
+ * registered callbacks.
+ *
+ * @param {String} event
+ * @param {Function} fn
+ */
+
+ Vue.prototype.$off = function (event, fn) {
+ var cbs;
+ // all
+ if (!arguments.length) {
+ if (this.$parent) {
+ for (event in this._events) {
+ cbs = this._events[event];
+ if (cbs) {
+ modifyListenerCount(this, event, -cbs.length);
+ }
+ }
+ }
+ this._events = {};
+ return this;
+ }
+ // specific event
+ cbs = this._events[event];
+ if (!cbs) {
+ return this;
+ }
+ if (arguments.length === 1) {
+ modifyListenerCount(this, event, -cbs.length);
+ this._events[event] = null;
+ return this;
+ }
+ // specific handler
+ var cb;
+ var i = cbs.length;
+ while (i--) {
+ cb = cbs[i];
+ if (cb === fn || cb.fn === fn) {
+ modifyListenerCount(this, event, -1);
+ cbs.splice(i, 1);
+ break;
+ }
+ }
+ return this;
+ };
+
+ /**
+ * Trigger an event on self.
+ *
+ * @param {String|Object} event
+ * @return {Boolean} shouldPropagate
+ */
+
+ Vue.prototype.$emit = function (event) {
+ var isSource = typeof event === 'string';
+ event = isSource ? event : event.name;
+ var cbs = this._events[event];
+ var shouldPropagate = isSource || !cbs;
+ if (cbs) {
+ cbs = cbs.length > 1 ? toArray(cbs) : cbs;
+ // this is a somewhat hacky solution to the question raised
+ // in #2102: for an inline component listener like <comp @test="doThis">,
+ // the propagation handling is somewhat broken. Therefore we
+ // need to treat these inline callbacks differently.
+ var hasParentCbs = isSource && cbs.some(function (cb) {
+ return cb._fromParent;
+ });
+ if (hasParentCbs) {
+ shouldPropagate = false;
+ }
+ var args = toArray(arguments, 1);
+ for (var i = 0, l = cbs.length; i < l; i++) {
+ var cb = cbs[i];
+ var res = cb.apply(this, args);
+ if (res === true && (!hasParentCbs || cb._fromParent)) {
+ shouldPropagate = true;
+ }
+ }
+ }
+ return shouldPropagate;
+ };
+
+ /**
+ * Recursively broadcast an event to all children instances.
+ *
+ * @param {String|Object} event
+ * @param {...*} additional arguments
+ */
+
+ Vue.prototype.$broadcast = function (event) {
+ var isSource = typeof event === 'string';
+ event = isSource ? event : event.name;
+ // if no child has registered for this event,
+ // then there's no need to broadcast.
+ if (!this._eventsCount[event]) return;
+ var children = this.$children;
+ var args = toArray(arguments);
+ if (isSource) {
+ // use object event to indicate non-source emit
+ // on children
+ args[0] = { name: event, source: this };
+ }
+ for (var i = 0, l = children.length; i < l; i++) {
+ var child = children[i];
+ var shouldPropagate = child.$emit.apply(child, args);
+ if (shouldPropagate) {
+ child.$broadcast.apply(child, args);
+ }
+ }
+ return this;
+ };
+
+ /**
+ * Recursively propagate an event up the parent chain.
+ *
+ * @param {String} event
+ * @param {...*} additional arguments
+ */
+
+ Vue.prototype.$dispatch = function (event) {
+ var shouldPropagate = this.$emit.apply(this, arguments);
+ if (!shouldPropagate) return;
+ var parent = this.$parent;
+ var args = toArray(arguments);
+ // use object event to indicate non-source emit
+ // on parents
+ args[0] = { name: event, source: this };
+ while (parent) {
+ shouldPropagate = parent.$emit.apply(parent, args);
+ parent = shouldPropagate ? parent.$parent : null;
+ }
+ return this;
+ };
+
+ /**
+ * Modify the listener counts on all parents.
+ * This bookkeeping allows $broadcast to return early when
+ * no child has listened to a certain event.
+ *
+ * @param {Vue} vm
+ * @param {String} event
+ * @param {Number} count
+ */
+
+ var hookRE = /^hook:/;
+ function modifyListenerCount(vm, event, count) {
+ var parent = vm.$parent;
+ // hooks do not get broadcasted so no need
+ // to do bookkeeping for them
+ if (!parent || !count || hookRE.test(event)) return;
+ while (parent) {
+ parent._eventsCount[event] = (parent._eventsCount[event] || 0) + count;
+ parent = parent.$parent;
+ }
+ }
+ }
+
+ function lifecycleAPI (Vue) {
+ /**
+ * Set instance target element and kick off the compilation
+ * process. The passed in `el` can be a selector string, an
+ * existing Element, or a DocumentFragment (for block
+ * instances).
+ *
+ * @param {Element|DocumentFragment|string} el
+ * @public
+ */
+
+ Vue.prototype.$mount = function (el) {
+ if (this._isCompiled) {
+ 'development' !== 'production' && warn('$mount() should be called only once.', this);
+ return;
+ }
+ el = query(el);
+ if (!el) {
+ el = document.createElement('div');
+ }
+ this._compile(el);
+ this._initDOMHooks();
+ if (inDoc(this.$el)) {
+ this._callHook('attached');
+ ready.call(this);
+ } else {
+ this.$once('hook:attached', ready);
+ }
+ return this;
+ };
+
+ /**
+ * Mark an instance as ready.
+ */
+
+ function ready() {
+ this._isAttached = true;
+ this._isReady = true;
+ this._callHook('ready');
+ }
+
+ /**
+ * Teardown the instance, simply delegate to the internal
+ * _destroy.
+ *
+ * @param {Boolean} remove
+ * @param {Boolean} deferCleanup
+ */
+
+ Vue.prototype.$destroy = function (remove, deferCleanup) {
+ this._destroy(remove, deferCleanup);
+ };
+
+ /**
+ * Partially compile a piece of DOM and return a
+ * decompile function.
+ *
+ * @param {Element|DocumentFragment} el
+ * @param {Vue} [host]
+ * @param {Object} [scope]
+ * @param {Fragment} [frag]
+ * @return {Function}
+ */
+
+ Vue.prototype.$compile = function (el, host, scope, frag) {
+ return compile(el, this.$options, true)(this, el, host, scope, frag);
+ };
+ }
+
+ /**
+ * The exposed Vue constructor.
+ *
+ * API conventions:
+ * - public API methods/properties are prefixed with `$`
+ * - internal methods/properties are prefixed with `_`
+ * - non-prefixed properties are assumed to be proxied user
+ * data.
+ *
+ * @constructor
+ * @param {Object} [options]
+ * @public
+ */
+
+ function Vue(options) {
+ this._init(options);
+ }
+
+ // install internals
+ initMixin(Vue);
+ stateMixin(Vue);
+ eventsMixin(Vue);
+ lifecycleMixin(Vue);
+ miscMixin(Vue);
+
+ // install instance APIs
+ dataAPI(Vue);
+ domAPI(Vue);
+ eventsAPI(Vue);
+ lifecycleAPI(Vue);
+
+ var slot = {
+
+ priority: SLOT,
+ params: ['name'],
+
+ bind: function bind() {
+ // this was resolved during component transclusion
+ var name = this.params.name || 'default';
+ var content = this.vm._slotContents && this.vm._slotContents[name];
+ if (!content || !content.hasChildNodes()) {
+ this.fallback();
+ } else {
+ this.compile(content.cloneNode(true), this.vm._context, this.vm);
+ }
+ },
+
+ compile: function compile(content, context, host) {
+ if (content && context) {
+ if (this.el.hasChildNodes() && content.childNodes.length === 1 && content.childNodes[0].nodeType === 1 && content.childNodes[0].hasAttribute('v-if')) {
+ // if the inserted slot has v-if
+ // inject fallback content as the v-else
+ var elseBlock = document.createElement('template');
+ elseBlock.setAttribute('v-else', '');
+ elseBlock.innerHTML = this.el.innerHTML;
+ // the else block should be compiled in child scope
+ elseBlock._context = this.vm;
+ content.appendChild(elseBlock);
+ }
+ var scope = host ? host._scope : this._scope;
+ this.unlink = context.$compile(content, host, scope, this._frag);
+ }
+ if (content) {
+ replace(this.el, content);
+ } else {
+ remove(this.el);
+ }
+ },
+
+ fallback: function fallback() {
+ this.compile(extractContent(this.el, true), this.vm);
+ },
+
+ unbind: function unbind() {
+ if (this.unlink) {
+ this.unlink();
+ }
+ }
+ };
+
+ var partial = {
+
+ priority: PARTIAL,
+
+ params: ['name'],
+
+ // watch changes to name for dynamic partials
+ paramWatchers: {
+ name: function name(value) {
+ vIf.remove.call(this);
+ if (value) {
+ this.insert(value);
+ }
+ }
+ },
+
+ bind: function bind() {
+ this.anchor = createAnchor('v-partial');
+ replace(this.el, this.anchor);
+ this.insert(this.params.name);
+ },
+
+ insert: function insert(id) {
+ var partial = resolveAsset(this.vm.$options, 'partials', id, true);
+ if (partial) {
+ this.factory = new FragmentFactory(this.vm, partial);
+ vIf.insert.call(this);
+ }
+ },
+
+ unbind: function unbind() {
+ if (this.frag) {
+ this.frag.destroy();
+ }
+ }
+ };
+
+ var elementDirectives = {
+ slot: slot,
+ partial: partial
+ };
+
+ var convertArray = vFor._postProcess;
+
+ /**
+ * Limit filter for arrays
+ *
+ * @param {Number} n
+ * @param {Number} offset (Decimal expected)
+ */
+
+ function limitBy(arr, n, offset) {
+ offset = offset ? parseInt(offset, 10) : 0;
+ n = toNumber(n);
+ return typeof n === 'number' ? arr.slice(offset, offset + n) : arr;
+ }
+
+ /**
+ * Filter filter for arrays
+ *
+ * @param {String} search
+ * @param {String} [delimiter]
+ * @param {String} ...dataKeys
+ */
+
+ function filterBy(arr, search, delimiter) {
+ arr = convertArray(arr);
+ if (search == null) {
+ return arr;
+ }
+ if (typeof search === 'function') {
+ return arr.filter(search);
+ }
+ // cast to lowercase string
+ search = ('' + search).toLowerCase();
+ // allow optional `in` delimiter
+ // because why not
+ var n = delimiter === 'in' ? 3 : 2;
+ // extract and flatten keys
+ var keys = Array.prototype.concat.apply([], toArray(arguments, n));
+ var res = [];
+ var item, key, val, j;
+ for (var i = 0, l = arr.length; i < l; i++) {
+ item = arr[i];
+ val = item && item.$value || item;
+ j = keys.length;
+ if (j) {
+ while (j--) {
+ key = keys[j];
+ if (key === '$key' && contains(item.$key, search) || contains(getPath(val, key), search)) {
+ res.push(item);
+ break;
+ }
+ }
+ } else if (contains(item, search)) {
+ res.push(item);
+ }
+ }
+ return res;
+ }
+
+ /**
+ * Filter filter for arrays
+ *
+ * @param {String|Array<String>|Function} ...sortKeys
+ * @param {Number} [order]
+ */
+
+ function orderBy(arr) {
+ var comparator = null;
+ var sortKeys = undefined;
+ arr = convertArray(arr);
+
+ // determine order (last argument)
+ var args = toArray(arguments, 1);
+ var order = args[args.length - 1];
+ if (typeof order === 'number') {
+ order = order < 0 ? -1 : 1;
+ args = args.length > 1 ? args.slice(0, -1) : args;
+ } else {
+ order = 1;
+ }
+
+ // determine sortKeys & comparator
+ var firstArg = args[0];
+ if (!firstArg) {
+ return arr;
+ } else if (typeof firstArg === 'function') {
+ // custom comparator
+ comparator = function (a, b) {
+ return firstArg(a, b) * order;
+ };
+ } else {
+ // string keys. flatten first
+ sortKeys = Array.prototype.concat.apply([], args);
+ comparator = function (a, b, i) {
+ i = i || 0;
+ return i >= sortKeys.length - 1 ? baseCompare(a, b, i) : baseCompare(a, b, i) || comparator(a, b, i + 1);
+ };
+ }
+
+ function baseCompare(a, b, sortKeyIndex) {
+ var sortKey = sortKeys[sortKeyIndex];
+ if (sortKey) {
+ if (sortKey !== '$key') {
+ if (isObject(a) && '$value' in a) a = a.$value;
+ if (isObject(b) && '$value' in b) b = b.$value;
+ }
+ a = isObject(a) ? getPath(a, sortKey) : a;
+ b = isObject(b) ? getPath(b, sortKey) : b;
+ }
+ return a === b ? 0 : a > b ? order : -order;
+ }
+
+ // sort on a copy to avoid mutating original array
+ return arr.slice().sort(comparator);
+ }
+
+ /**
+ * String contain helper
+ *
+ * @param {*} val
+ * @param {String} search
+ */
+
+ function contains(val, search) {
+ var i;
+ if (isPlainObject(val)) {
+ var keys = Object.keys(val);
+ i = keys.length;
+ while (i--) {
+ if (contains(val[keys[i]], search)) {
+ return true;
+ }
+ }
+ } else if (isArray(val)) {
+ i = val.length;
+ while (i--) {
+ if (contains(val[i], search)) {
+ return true;
+ }
+ }
+ } else if (val != null) {
+ return val.toString().toLowerCase().indexOf(search) > -1;
+ }
+ }
+
+ var digitsRE = /(\d{3})(?=\d)/g;
+
+ // asset collections must be a plain object.
+ var filters = {
+
+ orderBy: orderBy,
+ filterBy: filterBy,
+ limitBy: limitBy,
+
+ /**
+ * Stringify value.
+ *
+ * @param {Number} indent
+ */
+
+ json: {
+ read: function read(value, indent) {
+ return typeof value === 'string' ? value : JSON.stringify(value, null, arguments.length > 1 ? indent : 2);
+ },
+ write: function write(value) {
+ try {
+ return JSON.parse(value);
+ } catch (e) {
+ return value;
+ }
+ }
+ },
+
+ /**
+ * 'abc' => 'Abc'
+ */
+
+ capitalize: function capitalize(value) {
+ if (!value && value !== 0) return '';
+ value = value.toString();
+ return value.charAt(0).toUpperCase() + value.slice(1);
+ },
+
+ /**
+ * 'abc' => 'ABC'
+ */
+
+ uppercase: function uppercase(value) {
+ return value || value === 0 ? value.toString().toUpperCase() : '';
+ },
+
+ /**
+ * 'AbC' => 'abc'
+ */
+
+ lowercase: function lowercase(value) {
+ return value || value === 0 ? value.toString().toLowerCase() : '';
+ },
+
+ /**
+ * 12345 => $12,345.00
+ *
+ * @param {String} sign
+ * @param {Number} decimals Decimal places
+ */
+
+ currency: function currency(value, _currency, decimals) {
+ value = parseFloat(value);
+ if (!isFinite(value) || !value && value !== 0) return '';
+ _currency = _currency != null ? _currency : '$';
+ decimals = decimals != null ? decimals : 2;
+ var stringified = Math.abs(value).toFixed(decimals);
+ var _int = decimals ? stringified.slice(0, -1 - decimals) : stringified;
+ var i = _int.length % 3;
+ var head = i > 0 ? _int.slice(0, i) + (_int.length > 3 ? ',' : '') : '';
+ var _float = decimals ? stringified.slice(-1 - decimals) : '';
+ var sign = value < 0 ? '-' : '';
+ return sign + _currency + head + _int.slice(i).replace(digitsRE, '$1,') + _float;
+ },
+
+ /**
+ * 'item' => 'items'
+ *
+ * @params
+ * an array of strings corresponding to
+ * the single, double, triple ... forms of the word to
+ * be pluralized. When the number to be pluralized
+ * exceeds the length of the args, it will use the last
+ * entry in the array.
+ *
+ * e.g. ['single', 'double', 'triple', 'multiple']
+ */
+
+ pluralize: function pluralize(value) {
+ var args = toArray(arguments, 1);
+ var length = args.length;
+ if (length > 1) {
+ var index = value % 10 - 1;
+ return index in args ? args[index] : args[length - 1];
+ } else {
+ return args[0] + (value === 1 ? '' : 's');
+ }
+ },
+
+ /**
+ * Debounce a handler function.
+ *
+ * @param {Function} handler
+ * @param {Number} delay = 300
+ * @return {Function}
+ */
+
+ debounce: function debounce(handler, delay) {
+ if (!handler) return;
+ if (!delay) {
+ delay = 300;
+ }
+ return _debounce(handler, delay);
+ }
+ };
+
+ function installGlobalAPI (Vue) {
+ /**
+ * Vue and every constructor that extends Vue has an
+ * associated options object, which can be accessed during
+ * compilation steps as `this.constructor.options`.
+ *
+ * These can be seen as the default options of every
+ * Vue instance.
+ */
+
+ Vue.options = {
+ directives: directives,
+ elementDirectives: elementDirectives,
+ filters: filters,
+ transitions: {},
+ components: {},
+ partials: {},
+ replace: true
+ };
+
+ /**
+ * Expose useful internals
+ */
+
+ Vue.util = util;
+ Vue.config = config;
+ Vue.set = set;
+ Vue['delete'] = del;
+ Vue.nextTick = nextTick;
+
+ /**
+ * The following are exposed for advanced usage / plugins
+ */
+
+ Vue.compiler = compiler;
+ Vue.FragmentFactory = FragmentFactory;
+ Vue.internalDirectives = internalDirectives;
+ Vue.parsers = {
+ path: path,
+ text: text,
+ template: template,
+ directive: directive,
+ expression: expression
+ };
+
+ /**
+ * 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
+ *
+ * @param {Object} extendOptions
+ */
+
+ 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 = createClass(name || 'VueComponent');
+ 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;
+ }
+ // cache constructor
+ if (isFirstExtend) {
+ extendOptions._Ctor = Sub;
+ }
+ return Sub;
+ };
+
+ /**
+ * A function that returns a sub-class constructor with the
+ * given name. This gives us much nicer output when
+ * logging instances in the console.
+ *
+ * @param {String} name
+ * @return {Function}
+ */
+
+ function createClass(name) {
+ /* eslint-disable no-new-func */
+ return new Function('return function ' + classify(name) + ' (options) { this._init(options) }')();
+ /* eslint-enable no-new-func */
+ }
+
+ /**
+ * Plugin system
+ *
+ * @param {Object} plugin
+ */
+
+ 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;
+ };
+
+ /**
+ * Apply a global mixin by merging it into the default
+ * options.
+ */
+
+ Vue.mixin = function (mixin) {
+ Vue.options = mergeOptions(Vue.options, mixin);
+ };
+
+ /**
+ * Create asset registration methods with the following
+ * signature:
+ *
+ * @param {String} id
+ * @param {*} definition
+ */
+
+ 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' && (commonTagRE.test(id) || reservedTagRE.test(id))) {
+ warn('Do not use built-in or reserved HTML elements as component ' + 'id: ' + id);
+ }
+ }
+ if (type === 'component' && isPlainObject(definition)) {
+ if (!definition.name) {
+ definition.name = id;
+ }
+ definition = Vue.extend(definition);
+ }
+ this.options[type + 's'][id] = definition;
+ return definition;
+ }
+ };
+ });
+
+ // expose internal transition API
+ extend(Vue.transition, transition);
+ }
+
+ installGlobalAPI(Vue);
+
+ Vue.version = '1.0.26';
+
+ // devtools global hook
+ /* istanbul ignore next */
+ setTimeout(function () {
+ if (config.devtools) {
+ if (devtools) {
+ devtools.emit('init', Vue);
+ } else if ('development' !== 'production' && inBrowser && /Chrome\/\d+/.test(window.navigator.userAgent)) {
+ console.log('Download the Vue Devtools for a better development experience:\n' + 'https://github.com/vuejs/vue-devtools');
+ }
+ }
+ }, 0);
+
+ return Vue;
+
+}));
\ No newline at end of file
--
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