1471 lines
49 KiB
1471 lines
49 KiB
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } |
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(function (global, factory) { |
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : typeof define === 'function' && define.amd ? define(['exports'], factory) : factory(global.Fix = global.Fix || {}); |
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})(this, function (exports) { |
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'use strict'; |
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function noop(a, b, c) {} |
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function isNative(Ctor) { |
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return typeof Ctor === 'function' && /native code/.test(Ctor.toString()); |
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} |
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var rhashcode = /\d\.\d{4}/; |
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//生成UUID http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript |
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function makeHashCode(prefix) { |
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/* istanbul ignore next*/ |
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prefix = prefix || 'bi'; |
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/* istanbul ignore next*/ |
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return String(Math.random() + Math.random()).replace(rhashcode, prefix); |
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} |
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var hasProto = '__proto__' in {}; |
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var isIE = function isIE() { |
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if (typeof navigator === "undefined") { |
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return false; |
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} |
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return (/(msie|trident)/i.test(navigator.userAgent.toLowerCase()) |
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); |
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}; |
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var getIEVersion = function getIEVersion() { |
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var version = 0; |
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if (typeof navigator === "undefined") { |
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return false; |
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} |
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var agent = navigator.userAgent.toLowerCase(); |
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var v1 = agent.match(/(?:msie\s([\w.]+))/); |
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var v2 = agent.match(/(?:trident.*rv:([\w.]+))/); |
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if (v1 && v2 && v1[1] && v2[1]) { |
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version = Math.max(v1[1] * 1, v2[1] * 1); |
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} else if (v1 && v1[1]) { |
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version = v1[1] * 1; |
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} else if (v2 && v2[1]) { |
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version = v2[1] * 1; |
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} else { |
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version = 0; |
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} |
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return version; |
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}; |
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var isIE9Below = isIE() && getIEVersion() < 9; |
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var _toString = Object.prototype.toString; |
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function isPlainObject(obj) { |
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return _toString.call(obj) === '[object Object]'; |
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} |
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function isConfigurable(obj, key) { |
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var configurable = true; |
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var property = Object.getOwnPropertyDescriptor && Object.getOwnPropertyDescriptor(obj, key); |
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if (property && property.configurable === false) { |
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configurable = false; |
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} |
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return configurable; |
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} |
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function isExtensible(obj) { |
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if (Object.isExtensible) { |
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return Object.isExtensible(obj); |
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} |
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var name = ''; |
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while (obj.hasOwnProperty(name)) { |
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name += '?'; |
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} |
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obj[name] = true; |
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var returnValue = obj.hasOwnProperty(name); |
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delete obj[name]; |
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return returnValue; |
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} |
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function remove(arr, item) { |
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if (arr && arr.length) { |
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var _index = arr.indexOf(item); |
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if (_index > -1) { |
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return arr.splice(_index, 1); |
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} |
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} |
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} |
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var bailRE = /[^\w.$]/; |
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function parsePath(path) { |
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if (bailRE.test(path)) { |
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return; |
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} |
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var segments = path.split('.'); |
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return function (obj) { |
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for (var i = 0; i < segments.length; i++) { |
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if (!obj) return; |
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obj = obj[segments[i]]; |
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} |
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return obj; |
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}; |
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} |
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var nextTick = function () { |
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var callbacks = []; |
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var pending = false; |
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var timerFunc = void 0; |
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function nextTickHandler() { |
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pending = false; |
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var copies = callbacks.slice(0); |
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callbacks.length = 0; |
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for (var i = 0; i < copies.length; i++) { |
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copies[i](); |
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} |
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} |
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// An asynchronous deferring mechanism. |
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// In pre 2.4, we used to use microtasks (Promise/MutationObserver) |
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// but microtasks actually has too high a priority and fires in between |
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// supposedly sequential events (e.g. #4521, #6690) or even between |
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// bubbling of the same event (#6566). Technically setImmediate should be |
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// the ideal choice, but it's not available everywhere; and the only polyfill |
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// that consistently queues the callback after all DOM events triggered in the |
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// same loop is by using MessageChannel. |
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/* istanbul ignore if */ |
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if (typeof setImmediate !== 'undefined' && isNative(setImmediate)) { |
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timerFunc = function timerFunc() { |
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setImmediate(nextTickHandler); |
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}; |
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} else if (typeof MessageChannel !== 'undefined' && (isNative(MessageChannel) || |
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// PhantomJS |
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MessageChannel.toString() === '[object MessageChannelConstructor]')) { |
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var channel = new MessageChannel(); |
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var port = channel.port2; |
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channel.port1.onmessage = nextTickHandler; |
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timerFunc = function timerFunc() { |
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port.postMessage(1); |
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}; |
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} else |
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/* istanbul ignore next */ |
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if (typeof Promise !== 'undefined' && isNative(Promise)) { |
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// use microtask in non-DOM environments, e.g. Weex |
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var p = Promise.resolve(); |
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timerFunc = function timerFunc() { |
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p.then(nextTickHandler); |
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}; |
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} else { |
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// fallback to setTimeout |
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timerFunc = function timerFunc() { |
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setTimeout(nextTickHandler, 0); |
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}; |
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} |
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return function queueNextTick(cb, ctx) { |
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var _resolve = void 0; |
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callbacks.push(function () { |
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if (cb) { |
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try { |
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cb.call(ctx); |
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} catch (e) { |
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console.error(e); |
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} |
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} else if (_resolve) { |
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_resolve(ctx); |
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} |
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}); |
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if (!pending) { |
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pending = true; |
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timerFunc(); |
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} |
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// $flow-disable-line |
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if (!cb && typeof Promise !== 'undefined') { |
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return new Promise(function (resolve, reject) { |
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_resolve = resolve; |
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}); |
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} |
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}; |
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}(); |
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var falsy; |
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var $$skipArray = { |
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__ob__: falsy, |
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$accessors: falsy, |
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$vbthis: falsy, |
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$vbsetter: falsy |
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}; |
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var uid = 0; |
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/** |
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* A dep is an observable that can have multiple |
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* directives subscribing to it. |
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*/ |
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var Dep = function () { |
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function Dep() { |
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_classCallCheck(this, Dep); |
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this.id = uid++; |
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this.subs = []; |
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} |
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Dep.prototype.addSub = function addSub(sub) { |
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this.subs.push(sub); |
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}; |
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Dep.prototype.removeSub = function removeSub(sub) { |
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remove(this.subs, sub); |
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}; |
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Dep.prototype.depend = function depend() { |
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if (Dep.target) { |
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Dep.target.addDep(this); |
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} |
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}; |
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Dep.prototype.notify = function notify(options) { |
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// stabilize the subscriber list first |
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var subs = this.subs.slice(); |
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for (var i = 0, l = subs.length; i < l; i++) { |
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subs[i].update(options); |
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} |
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}; |
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return Dep; |
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}(); |
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// the current target watcher being evaluated. |
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// this is globally unique because there could be only one |
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// watcher being evaluated at any time. |
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Dep.target = null; |
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var targetStack = []; |
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function pushTarget(_target) { |
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if (Dep.target) targetStack.push(Dep.target); |
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Dep.target = _target; |
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} |
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function popTarget() { |
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Dep.target = targetStack.pop(); |
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} |
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//如果浏览器不支持ecma262v5的Object.defineProperties或者存在BUG,比如IE8 |
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//标准浏览器使用__defineGetter__, __defineSetter__实现 |
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var canHideProperty = true; |
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try { |
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Object.defineProperty({}, '_', { |
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value: 'x' |
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}); |
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delete $$skipArray.$vbsetter; |
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delete $$skipArray.$vbthis; |
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} catch (e) { |
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/* istanbul ignore next*/ |
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canHideProperty = false; |
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} |
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var createViewModel = Object.defineProperties; |
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var defineProperty = void 0; |
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var timeBucket = new Date() - 0; |
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/* istanbul ignore if*/ |
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if (!canHideProperty) { |
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if ('__defineGetter__' in {}) { |
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defineProperty = function defineProperty(obj, prop, desc) { |
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if ('value' in desc) { |
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obj[prop] = desc.value; |
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} |
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if ('get' in desc) { |
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obj.__defineGetter__(prop, desc.get); |
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} |
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if ('set' in desc) { |
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obj.__defineSetter__(prop, desc.set); |
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} |
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return obj; |
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}; |
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createViewModel = function createViewModel(obj, descs) { |
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for (var prop in descs) { |
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if (descs.hasOwnProperty(prop)) { |
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defineProperty(obj, prop, descs[prop]); |
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} |
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} |
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return obj; |
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}; |
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} |
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/* istanbul ignore if*/ |
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if (isIE9Below) { |
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var VBClassPool = {}; |
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window.execScript([// jshint ignore:line |
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'Function parseVB(code)', '\tExecuteGlobal(code)', 'End Function' //转换一段文本为VB代码 |
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].join('\n'), 'VBScript'); |
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var VBMediator = function VBMediator(instance, accessors, name, value) { |
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// jshint ignore:line |
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var accessor = accessors[name]; |
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if (arguments.length === 4) { |
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accessor.set.call(instance, value); |
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} else { |
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return accessor.get.call(instance); |
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} |
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}; |
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createViewModel = function createViewModel(name, accessors, properties) { |
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// jshint ignore:line |
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var buffer = []; |
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buffer.push('\tPrivate [$vbsetter]', '\tPublic [$accessors]', '\tPublic Default Function [$vbthis](ac' + timeBucket + ', s' + timeBucket + ')', '\t\tSet [$accessors] = ac' + timeBucket + ': set [$vbsetter] = s' + timeBucket, '\t\tSet [$vbthis] = Me', //链式调用 |
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'\tEnd Function'); |
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//添加普通属性,因为VBScript对象不能像JS那样随意增删属性,必须在这里预先定义好 |
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var uniq = { |
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$vbthis: true, |
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$vbsetter: true, |
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$accessors: true |
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}; |
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for (name in $$skipArray) { |
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if (!uniq[name]) { |
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buffer.push('\tPublic [' + name + ']'); |
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uniq[name] = true; |
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} |
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} |
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//添加访问器属性 |
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for (name in accessors) { |
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if (uniq[name]) { |
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continue; |
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} |
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uniq[name] = true; |
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buffer.push( |
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//由于不知对方会传入什么,因此set, let都用上 |
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'\tPublic Property Let [' + name + '](val' + timeBucket + ')', //setter |
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'\t\tCall [$vbsetter](Me, [$accessors], "' + name + '", val' + timeBucket + ')', '\tEnd Property', '\tPublic Property Set [' + name + '](val' + timeBucket + ')', //setter |
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'\t\tCall [$vbsetter](Me, [$accessors], "' + name + '", val' + timeBucket + ')', '\tEnd Property', '\tPublic Property Get [' + name + ']', //getter |
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'\tOn Error Resume Next', //必须优先使用set语句,否则它会误将数组当字符串返回 |
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'\t\tSet[' + name + '] = [$vbsetter](Me, [$accessors],"' + name + '")', '\tIf Err.Number <> 0 Then', '\t\t[' + name + '] = [$vbsetter](Me, [$accessors],"' + name + '")', '\tEnd If', '\tOn Error Goto 0', '\tEnd Property'); |
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} |
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for (name in properties) { |
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if (!uniq[name]) { |
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uniq[name] = true; |
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buffer.push('\tPublic [' + name + ']'); |
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} |
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} |
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buffer.push('\tPublic [hasOwnProperty]'); |
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buffer.push('End Class'); |
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var body = buffer.join('\r\n'); |
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var className = VBClassPool[body]; |
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if (!className) { |
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className = makeHashCode('VBClass'); |
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window.parseVB('Class ' + className + body); |
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window.parseVB(['Function ' + className + 'Factory(acc, vbm)', //创建实例并传入两个关键的参数 |
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'\tDim o', '\tSet o = (New ' + className + ')(acc, vbm)', '\tSet ' + className + 'Factory = o', 'End Function'].join('\r\n')); |
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VBClassPool[body] = className; |
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} |
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var ret = window[className + 'Factory'](accessors, VBMediator); //得到其产品 |
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return ret; //得到其产品 |
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}; |
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} |
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} |
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var createViewModel$1 = createViewModel; |
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var queue = []; |
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var activatedChildren = []; |
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var has = {}; |
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var waiting = false; |
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var flushing = false; |
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var index = 0; |
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function resetSchedulerState() { |
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index = queue.length = activatedChildren.length = 0; |
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has = {}; |
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waiting = flushing = false; |
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} |
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function flushSchedulerQueue() { |
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flushing = true; |
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var watcher = void 0, |
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id = void 0, |
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options = void 0; |
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// Sort queue before flush. |
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// This ensures that: |
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// 1. Components are updated from parent to child. (because parent is always |
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// created before the child) |
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// 2. A component's user watchers are run before its render watcher (because |
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// user watchers are created before the render watcher) |
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// 3. If a component is destroyed during a parent component's watcher run, |
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// its watchers can be skipped. |
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queue.sort(function (a, b) { |
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return a.id - b.id; |
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}); |
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// do not cache length because more watchers might be pushed |
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// as we run existing watchers |
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for (index = 0; index < queue.length; index++) { |
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watcher = queue[index].watcher; |
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options = queue[index].options; |
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id = watcher.id; |
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has[id] = null; |
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watcher.run(options); |
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} |
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resetSchedulerState(); |
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} |
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function queueWatcher(watcher, options) { |
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var id = watcher.id; |
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if (has[id] == null) { |
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has[id] = true; |
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if (!flushing) { |
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queue.push({ watcher: watcher, options: options }); |
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} else { |
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// if already flushing, splice the watcher based on its id |
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// if already past its id, it will be run next immediately. |
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var i = queue.length - 1; |
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while (i > index && queue[i].watcher.id > watcher.id) { |
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i--; |
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} |
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queue.splice(i + 1, 0, { watcher: watcher, options: options }); |
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} |
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// queue the flush |
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if (!waiting) { |
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waiting = true; |
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nextTick(flushSchedulerQueue); |
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} |
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} |
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} |
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var uid$1 = 0; |
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var Watcher = function () { |
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function Watcher(vm, expOrFn, cb, options) { |
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_classCallCheck(this, Watcher); |
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this.vm = vm; |
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// vm._watchers || (vm._watchers = []) |
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// vm._watchers.push(this) |
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// options |
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if (options) { |
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this.deep = !!options.deep; |
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this.user = !!options.user; |
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this.lazy = !!options.lazy; |
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this.sync = !!options.sync; |
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} else { |
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this.deep = this.user = this.lazy = this.sync = false; |
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} |
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this.cb = cb; |
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this.id = ++uid$1; // uid for batching |
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this.active = true; |
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this.dirty = this.lazy; // for lazy watchers |
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this.deps = []; |
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this.newDeps = []; |
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this.depIds = new Set(); |
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this.newDepIds = new Set(); |
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this.expression = ''; |
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// parse expression for getter |
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if (typeof expOrFn === 'function') { |
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this.getter = expOrFn; |
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} else { |
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this.getter = parsePath(expOrFn); |
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if (!this.getter) { |
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this.getter = function () {}; |
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} |
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} |
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this.value = this.lazy ? undefined : this.get(); |
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} |
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Watcher.prototype.get = function get() { |
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pushTarget(this); |
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var value = void 0; |
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var vm = this.vm; |
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try { |
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value = this.getter.call(vm, vm); |
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} catch (e) { |
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// if (this.user) { |
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// } else { |
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// console.error(e) |
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// } |
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} finally { |
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// "touch" every property so they are all tracked as |
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// dependencies for deep watching |
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if (this.deep) { |
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traverse(value); |
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} |
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popTarget(); |
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this.cleanupDeps(); |
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} |
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return value; |
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}; |
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Watcher.prototype.addDep = function addDep(dep) { |
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var id = dep.id; |
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if (!this.newDepIds.has(id)) { |
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this.newDepIds.add(id); |
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this.newDeps.push(dep); |
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if (!this.depIds.has(id)) { |
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dep.addSub(this); |
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} |
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} |
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}; |
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Watcher.prototype.cleanupDeps = function cleanupDeps() { |
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var i = this.deps.length; |
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while (i--) { |
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var dep = this.deps[i]; |
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if (!this.newDepIds.has(dep.id)) { |
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dep.removeSub(this); |
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} |
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} |
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var tmp = this.depIds; |
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this.depIds = this.newDepIds; |
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this.newDepIds = tmp; |
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this.newDepIds.clear(); |
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tmp = this.deps; |
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this.deps = this.newDeps; |
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this.newDeps = tmp; |
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this.newDeps.length = 0; |
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}; |
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Watcher.prototype.update = function update(options) { |
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/* istanbul ignore else */ |
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if (this.lazy) { |
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this.dirty = true; |
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} else if (this.sync) { |
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this.run(options); |
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} else { |
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queueWatcher(this, options); |
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} |
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}; |
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Watcher.prototype.run = function run(options) { |
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if (this.active) { |
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var value = this.get(); |
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if (value !== this.value || |
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// Deep watchers and watchers on Object/Arrays should fire even |
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// when the value is the same, because the value may |
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// have mutated. |
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_.isObject(value) && options && options.refresh || this.deep) { |
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// set new value |
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var oldValue = this.value; |
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this.value = value; |
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if (this.user) { |
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try { |
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this.cb.call(this.vm, value, oldValue, options); |
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} catch (e) { |
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console.error(e); |
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} |
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} else { |
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try { |
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this.cb.call(this.vm, value, oldValue, options); |
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} catch (e) { |
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console.error(e); |
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} |
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} |
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} |
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} |
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}; |
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Watcher.prototype.evaluate = function evaluate() { |
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this.value = this.get(); |
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this.dirty = false; |
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}; |
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Watcher.prototype.depend = function depend() { |
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var i = this.deps.length; |
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while (i--) { |
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this.deps[i].depend(); |
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} |
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}; |
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Watcher.prototype.teardown = function teardown() { |
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if (this.active) { |
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// remove self from vm's watcher list |
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// this is a somewhat expensive operation so we skip it |
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// if the vm is being destroyed. |
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remove(this.vm._watchers, this); |
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var i = this.deps.length; |
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while (i--) { |
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this.deps[i].removeSub(this); |
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} |
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this.active = false; |
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} |
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}; |
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return Watcher; |
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}(); |
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var seenObjects = new Set(); |
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function traverse(val) { |
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seenObjects.clear(); |
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_traverse(val, seenObjects); |
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} |
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function _traverse(val, seen) { |
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var i = void 0, |
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keys = void 0; |
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var isA = _.isArray(val); |
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if (!isA && !_.isObject(val)) { |
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return; |
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} |
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if (val.__ob__) { |
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var depId = val.__ob__.dep.id; |
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if (seen.has(depId)) { |
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return; |
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} |
|
seen.add(depId); |
|
} |
|
if (isA) { |
|
i = val.length; |
|
while (i--) { |
|
_traverse(val[i], seen); |
|
} |
|
} else { |
|
keys = _.keys(val); |
|
i = keys.length; |
|
while (i--) { |
|
_traverse(val[keys[i]], seen); |
|
} |
|
} |
|
} |
|
|
|
var arrayProto = Array.prototype; |
|
var arrayMethods = []; |
|
_.each(['push', 'pop', 'shift', 'unshift', 'splice', 'sort', 'reverse'], function (method) { |
|
var original = arrayProto[method]; |
|
arrayMethods[method] = function mutator() { |
|
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) { |
|
args[_key] = arguments[_key]; |
|
} |
|
|
|
var ob = this.__ob__; |
|
var inserted = void 0; |
|
switch (method) { |
|
case 'push': |
|
case 'unshift': |
|
inserted = args; |
|
break; |
|
case 'splice': |
|
inserted = args.slice(2); |
|
break; |
|
} |
|
if (inserted) inserted = ob.observeArray(inserted); |
|
switch (method) { |
|
case 'push': |
|
case 'unshift': |
|
args = inserted; |
|
break; |
|
case 'splice': |
|
args = [args[0], args[1]].concat(inserted ? inserted : []); |
|
break; |
|
} |
|
var result = original.apply(this, args); |
|
notify(ob.parent, ob.parentKey, ob.dep, true); |
|
return result; |
|
}; |
|
}); |
|
|
|
var arrayKeys = _.keys(arrayMethods); |
|
|
|
var observerState = { |
|
shouldConvert: true |
|
}; |
|
|
|
function def(obj, key, val, enumerable) { |
|
Object.defineProperty(obj, key, { |
|
value: val, |
|
enumerable: !!enumerable, |
|
writable: true, |
|
configurable: 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. |
|
*/ |
|
|
|
var Observer = function () { |
|
function Observer(value) { |
|
_classCallCheck(this, Observer); |
|
|
|
this.value = value; |
|
this.dep = new Dep(); |
|
this.vmCount = 0; |
|
if (_.isArray(value)) { |
|
var augment = hasProto ? protoAugment : copyAugment; |
|
augment(value, arrayMethods, arrayKeys); |
|
this.model = this.observeArray(value); |
|
} else { |
|
this.model = this.walk(value); |
|
} |
|
if (isIE9Below) { |
|
this.model['__ob__'] = this; |
|
} else { |
|
def(this.model, "__ob__", this); |
|
} |
|
} |
|
|
|
Observer.prototype.walk = function walk(obj) { |
|
return defineReactive(obj, this); |
|
}; |
|
|
|
Observer.prototype.observeArray = function observeArray(items) { |
|
for (var i = 0, l = items.length; i < l; i++) { |
|
var ob = observe(items[i], this, i); |
|
items[i] = ob ? ob.model : items[i]; |
|
} |
|
return items; |
|
}; |
|
|
|
return Observer; |
|
}(); |
|
|
|
function protoAugment(target, src, keys) { |
|
/* eslint-disable no-proto */ |
|
target.__proto__ = src; |
|
/* eslint-enable no-proto */ |
|
} |
|
|
|
/* istanbul ignore next */ |
|
function copyAugment(target, src, keys) { |
|
for (var i = 0, l = keys.length; i < l; i++) { |
|
var key = keys[i]; |
|
target[key] = src[key]; |
|
} |
|
} |
|
|
|
function observe(value, parentObserver, parentKey) { |
|
if (!_.isObject(value)) { |
|
return; |
|
} |
|
var ob = void 0; |
|
if (value.__ob__ instanceof Observer) { |
|
ob = value.__ob__; |
|
} else if (observerState.shouldConvert && isExtensible(value) && (_.isArray(value) || isPlainObject(value))) { |
|
ob = new Observer(value); |
|
} |
|
if (ob) { |
|
ob.parent = parentObserver || ob.parent; |
|
ob.parentKey = parentKey; |
|
} |
|
return ob; |
|
} |
|
|
|
function notify(observer, key, dep, refresh) { |
|
dep.notify({ observer: observer, key: key, refresh: refresh }); |
|
if (observer) { |
|
//触发a.*绑定的依赖 |
|
_.each(observer._deps, function (dep) { |
|
dep.notify({ observer: observer, key: key }); |
|
}); |
|
//触发a.**绑定的依赖 |
|
var parent = observer, |
|
root = observer, |
|
route = key || ""; |
|
while (parent) { |
|
_.each(parent._scopeDeps, function (dep) { |
|
dep.notify({ observer: observer, key: key }); |
|
}); |
|
if (parent.parentKey != null) { |
|
route = parent.parentKey + '.' + route; |
|
} |
|
root = parent; |
|
parent = parent.parent; |
|
} |
|
for (var _key2 in root._globalDeps) { |
|
var reg = new RegExp(_key2); |
|
if (reg.test(route)) { |
|
root._globalDeps[_key2].notify({ observer: observer, key: _key2 }); |
|
} |
|
} |
|
} |
|
} |
|
|
|
function defineReactive(obj, observer, shallow) { |
|
var props = {}; |
|
var model = void 0; |
|
// if (typeof Proxy === 'function') { |
|
// const deps = {}, childObs = {}, cache = {} |
|
// _.each(obj, function (val, key) { |
|
// if (key in $$skipArray) { |
|
// return |
|
// } |
|
// cache[key] = val |
|
// const dep = deps[key] = (observer && observer['__dep' + key]) || new Dep() |
|
// observer && (observer['__dep' + key] = dep) |
|
// childObs[key] = !shallow && observe(val, observer, key) |
|
// }) |
|
// return model = new Proxy(props, { |
|
// has: function (target, key) { |
|
// return key in obj; |
|
// }, |
|
// get: function (target, key) { |
|
// if (key in $$skipArray) { |
|
// return target[key] |
|
// } |
|
// const value = cache[key] |
|
// if (Dep.target) { |
|
// deps[key].depend() |
|
// if (childObs[key]) { |
|
// childObs[key].dep.depend() |
|
// if (_.isArray(value)) { |
|
// dependArray(value) |
|
// } |
|
// } |
|
// } |
|
// return value |
|
// }, |
|
// set: function (target, key, newVal) { |
|
// if (key in $$skipArray) { |
|
// return target[key] = newVal |
|
// } |
|
// const value = cache[key], dep = deps[key] |
|
// if (newVal === value || (newVal !== newVal && value !== value)) { |
|
// return newVal |
|
// } |
|
// cache[key] = newVal |
|
// childObs[key] = !shallow && observe(newVal, observer, key) |
|
// obj[key] = childObs[key] ? childObs[key].model : newVal |
|
// notify(model, key, dep) |
|
// return obj[key] |
|
// } |
|
// }) |
|
// } |
|
_.each(obj, function (val, key) { |
|
if (key in $$skipArray) { |
|
return; |
|
} |
|
var configurable = isConfigurable(obj, key); |
|
var dep = observer && observer['__dep' + key] || new Dep(); |
|
observer && (observer['__dep' + key] = dep); |
|
var childOb = configurable && !shallow && observe(val, observer, key); |
|
props[key] = { |
|
enumerable: true, |
|
configurable: true, |
|
get: function reactiveGetter() { |
|
var value = childOb ? childOb.model : val; |
|
if (Dep.target) { |
|
dep.depend(); |
|
if (childOb) { |
|
childOb.dep.depend(); |
|
if (_.isArray(value)) { |
|
dependArray(value); |
|
} |
|
} |
|
} |
|
return value; |
|
}, |
|
set: function reactiveSetter(newVal) { |
|
var value = childOb ? childOb.model : val; |
|
if (newVal === value || newVal !== newVal && value !== value) { |
|
return; |
|
} |
|
val = newVal; |
|
childOb = configurable && !shallow && observe(newVal, observer, key); |
|
if (childOb && value && value.__ob__) { |
|
childOb._scopeDeps = value.__ob__._scopeDeps; |
|
childOb._deps = value.__ob__._deps; |
|
} |
|
obj[key] = childOb ? childOb.model : newVal; |
|
notify(model.__ob__, key, dep); |
|
} |
|
}; |
|
}); |
|
return model = createViewModel$1(obj, props); |
|
} |
|
|
|
/** |
|
* Set a property on an object. Adds the new property and |
|
* triggers change notification if the property doesn't |
|
* already exist. |
|
*/ |
|
function set(target, key, val) { |
|
if (_.isArray(target)) { |
|
target.length = Math.max(target.length, key); |
|
target.splice(key, 1, val); |
|
return val; |
|
} |
|
if (_.has(target, key)) { |
|
target[key] = val; |
|
return val; |
|
} |
|
var ob = target.__ob__; |
|
if (!ob) { |
|
target[key] = val; |
|
return val; |
|
} |
|
ob.value[key] = val; |
|
target = defineReactive(ob.value, ob); |
|
notify(ob, key, ob.dep); |
|
return target; |
|
} |
|
|
|
/** |
|
* Delete a property and trigger change if necessary. |
|
*/ |
|
function del(target, key) { |
|
if (_.isArray(target)) { |
|
target.splice(key, 1); |
|
return; |
|
} |
|
var ob = target.__ob__; |
|
if (!_.has(target, key)) { |
|
return; |
|
} |
|
if (!ob) { |
|
delete target[key]; |
|
return target; |
|
} |
|
delete ob.value[key]; |
|
target = defineReactive(ob.value, ob); |
|
notify(ob, key, ob.dep); |
|
return target; |
|
} |
|
|
|
/** |
|
* Collect dependencies on array elements when the array is touched, since |
|
* we cannot intercept array element access like property getters. |
|
*/ |
|
function dependArray(value) { |
|
for (var e, i = 0, l = value.length; i < l; i++) { |
|
e = value[i]; |
|
e && e.__ob__ && e.__ob__.dep.depend(); |
|
if (_.isArray(e)) { |
|
dependArray(e); |
|
} |
|
} |
|
} |
|
|
|
var falsy$1; |
|
var operators = { |
|
'||': falsy$1, |
|
'&&': falsy$1, |
|
'(': falsy$1, |
|
')': falsy$1 |
|
}; |
|
|
|
function runBinaryFunction(binarys) { |
|
var expr = ''; |
|
for (var i = 0, len = binarys.length; i < len; i++) { |
|
if (_.isBoolean(binarys[i]) || _.has(operators, binarys[i])) { |
|
expr += binarys[i]; |
|
} else { |
|
expr += 'false'; |
|
} |
|
} |
|
return new Function('return ' + expr)(); |
|
} |
|
|
|
function routeToRegExp(route) { |
|
route = route.replace(/\*./g, '[a-zA-Z0-9_]+.'); |
|
return '^' + route + '$'; |
|
} |
|
|
|
function watch(model, expOrFn, cb, options) { |
|
if (isPlainObject(cb)) { |
|
options = cb; |
|
cb = cb.handler; |
|
} |
|
if (typeof cb === 'string') { |
|
cb = model[cb]; |
|
} |
|
options = options || {}; |
|
options.user = true; |
|
var exps = void 0; |
|
if (_.isFunction(expOrFn) || !(exps = expOrFn.match(/[a-zA-Z0-9_.*]+|[|][|]|[&][&]|[(]|[)]/g)) || exps.length === 1 && !/\*/.test(expOrFn)) { |
|
var watcher = new Watcher(model, expOrFn, cb, options); |
|
if (options.immediate) { |
|
cb(watcher.value); |
|
} |
|
return function unwatchFn() { |
|
watcher.teardown(); |
|
}; |
|
} |
|
var watchers = []; |
|
var fns = exps.slice(); |
|
var complete = false, |
|
running = false; |
|
var callback = function callback(index, newValue, oldValue, attrs) { |
|
if (complete === true) { |
|
return; |
|
} |
|
fns[index] = true; |
|
if (runBinaryFunction(fns)) { |
|
complete = true; |
|
cb(newValue, oldValue, attrs); |
|
} |
|
if (options && options.sync) { |
|
complete = false; |
|
running = false; |
|
fns = exps.slice(); |
|
} else { |
|
if (!running) { |
|
running = true; |
|
nextTick(function () { |
|
complete = false; |
|
running = false; |
|
fns = exps.slice(); |
|
}); |
|
} |
|
} |
|
}; |
|
_.each(exps, function (exp, i) { |
|
if (_.has(operators, exp)) { |
|
return; |
|
} |
|
//a.**或a.*形式 |
|
if (/^[1-9a-zA-Z.]+(\*\*$|\*$)/.test(exp) || exp === "**") { |
|
var isGlobal = /\*\*$/.test(exp); |
|
if (isGlobal) { |
|
//a.**的形式 |
|
exp = exp.replace(".**", ""); |
|
} else { |
|
//a.*的形式 |
|
exp = exp.replace(".*", ""); |
|
} |
|
var getter = exp === "**" ? function (m) { |
|
return m; |
|
} : parsePath(exp); |
|
var v = getter.call(model, model); |
|
var dep = new Dep(); |
|
if (isGlobal) { |
|
(v.__ob__._scopeDeps || (v.__ob__._scopeDeps = [])).push(dep); |
|
} else { |
|
(v.__ob__._deps || (v.__ob__._deps = [])).push(dep); |
|
} |
|
var w = new Watcher(model, function () { |
|
dep.depend(); |
|
return NaN; |
|
}, function (newValue, oldValue, attrs) { |
|
callback(i, newValue, oldValue, _.extend({ index: i }, attrs)); |
|
}, options); |
|
watchers.push(function unwatchFn() { |
|
w.teardown(); |
|
v.__ob__._scopeDeps && remove(v.__ob__._scopeDeps, dep); |
|
v.__ob__._deps && remove(v.__ob__._deps, dep); |
|
}); |
|
return; |
|
} |
|
if (/\*\*$|\*$/.test(exp)) { |
|
throw new Error('not support'); |
|
} |
|
//其他含有*的情况,如*.a,*.*.a,a.*.a |
|
if (/\*/.test(exp)) { |
|
var currentModel = model; |
|
//先获取到能获取到的对象 |
|
var paths = exp.split("."); |
|
for (var _i = 0, len = paths.length; _i < len; _i++) { |
|
if (paths[_i] === "*") { |
|
break; |
|
} |
|
currentModel = model[paths[_i]]; |
|
} |
|
exp = exp.substr(exp.indexOf("*")); |
|
//补全路径 |
|
var parent = currentModel.__ob__.parent, |
|
root = currentModel.__ob__; |
|
while (parent) { |
|
exp = '*.' + exp; |
|
root = parent; |
|
parent = parent.parent; |
|
} |
|
var regStr = routeToRegExp(exp); |
|
var _dep = new Dep(); |
|
root._globalDeps || (root._globalDeps = {}); |
|
root._globalDeps[regStr] = _dep; |
|
|
|
var _w = new Watcher(currentModel, function () { |
|
_dep.depend(); |
|
return NaN; |
|
}, function (newValue, oldValue, attrs) { |
|
callback(i, newValue, oldValue, _.extend({ index: i }, attrs)); |
|
}, options); |
|
watchers.push(function unwatchFn() { |
|
_w.teardown(); |
|
root._globalDeps && delete root._globalDeps[regStr]; |
|
}); |
|
return; |
|
} |
|
var watcher = new Watcher(model, exp, function (newValue, oldValue, attrs) { |
|
callback(i, newValue, oldValue, _.extend({ index: i }, attrs)); |
|
}, options); |
|
watchers.push(function unwatchFn() { |
|
watcher.teardown(); |
|
}); |
|
}); |
|
return watchers; |
|
} |
|
|
|
var mixinInjection = {}; |
|
|
|
function getMixins(type) { |
|
return mixinInjection[type]; |
|
} |
|
|
|
function mixin(xtype, cls) { |
|
mixinInjection[xtype] = _.cloneDeep(cls); |
|
} |
|
|
|
var computedWatcherOptions = { lazy: true }; |
|
var REACTIVE = true; |
|
|
|
function initState(vm, state) { |
|
if (state) { |
|
vm.$$state = REACTIVE ? observe(state).model : state; |
|
} |
|
} |
|
|
|
function initComputed(vm, computed) { |
|
var watchers = vm._computedWatchers = {}; |
|
defineComputed(vm, computed); |
|
for (var key in computed) { |
|
watchers[key] = defineComputedWatcher(vm, computed[key]); |
|
} |
|
} |
|
|
|
function defineComputedWatcher(vm, userDef) { |
|
var context = vm.$$model ? vm.model : vm; |
|
var getter = typeof userDef === "function" ? userDef : userDef.get; |
|
|
|
return new Watcher(context, getter || noop, noop, computedWatcherOptions); |
|
} |
|
|
|
function defineOneComputedGetter(vm, key, userDef) { |
|
var shouldCache = true; |
|
var sharedPropertyDefinition = { |
|
enumerable: true, |
|
configurable: true, |
|
get: noop, |
|
set: noop |
|
}; |
|
if (typeof userDef === "function") { |
|
sharedPropertyDefinition.get = createComputedGetter(vm, key); |
|
sharedPropertyDefinition.set = noop; |
|
} else { |
|
sharedPropertyDefinition.get = userDef.get ? shouldCache && userDef.cache !== false ? createComputedGetter(vm, key) : userDef.get : noop; |
|
sharedPropertyDefinition.set = userDef.set ? userDef.set : noop; |
|
} |
|
return sharedPropertyDefinition; |
|
} |
|
|
|
function defineComputed(vm, computed) { |
|
var props = {}; |
|
for (var key in computed) { |
|
if (!(key in vm)) { |
|
props[key] = defineOneComputedGetter(vm, key, computed[key]); |
|
} |
|
} |
|
vm.$$computed = createViewModel$1({}, props); |
|
} |
|
|
|
function createComputedGetter(vm, key) { |
|
return function computedGetter() { |
|
var watcher = vm._computedWatchers && vm._computedWatchers[key]; |
|
if (watcher) { |
|
if (watcher.dirty) { |
|
watcher.evaluate(); |
|
} |
|
if (REACTIVE && Dep.target) { |
|
watcher.depend(); |
|
} |
|
return watcher.value; |
|
} |
|
}; |
|
} |
|
|
|
function initWatch(vm, watch$$1) { |
|
vm._watchers || (vm._watchers = []); |
|
for (var key in watch$$1) { |
|
var handler = watch$$1[key]; |
|
if (_.isArray(handler)) { |
|
for (var i = 0; i < handler.length; i++) { |
|
vm._watchers.push(createWatcher(vm, key, handler[i])); |
|
} |
|
} else { |
|
vm._watchers.push(createWatcher(vm, key, handler)); |
|
} |
|
} |
|
} |
|
|
|
function createWatcher(vm, keyOrFn, cb, options) { |
|
if (isPlainObject(cb)) { |
|
options = cb; |
|
cb = cb.handler; |
|
} |
|
if (typeof cb === 'string') { |
|
cb = vm[cb]; |
|
} |
|
return watch(vm.model, keyOrFn, _.bind(cb, vm.$$model ? vm.model : vm), options); |
|
} |
|
|
|
function initMethods(vm, methods) { |
|
for (var key in methods) { |
|
vm[key] = methods[key] == null ? noop : _.bind(methods[key], vm.$$model ? vm.model : vm); |
|
} |
|
} |
|
|
|
function initMixins(vm, mixins) { |
|
mixins = mixins || []; |
|
|
|
_.each(mixins.reverse(), function (mixinType) { |
|
var mixin$$1 = getMixins(mixinType); |
|
|
|
for (var key in mixin$$1) { |
|
if (typeof mixin$$1[key] !== "function") continue; |
|
|
|
if (_.has(vm, key)) continue; |
|
|
|
vm[key] = _.bind(mixin$$1[key], vm.$$model ? vm.model : vm); |
|
} |
|
}); |
|
} |
|
|
|
function defineProps(vm, keys) { |
|
var props = {}; |
|
// if (typeof Proxy === 'function') { |
|
// return vm.model = new Proxy(props, { |
|
// has: function (target, key) { |
|
// return keys.indexOf(key) > -1; |
|
// }, |
|
// get: function (target, key) { |
|
// if (key in $$skipArray) { |
|
// return props[key] |
|
// } |
|
// if (vm.$$computed && key in vm.$$computed) { |
|
// return vm.$$computed[key] |
|
// } |
|
// if (vm.$$state && key in vm.$$state) { |
|
// return vm.$$state[key] |
|
// } |
|
// return vm.$$model[key] |
|
// }, |
|
// set: function (target, key, val) { |
|
// if (key in $$skipArray) { |
|
// return props[key] = val |
|
// } |
|
// if (vm.$$state && key in vm.$$state) { |
|
// return vm.$$state[key] = val |
|
// } |
|
// if (vm.$$model && key in vm.$$model) { |
|
// return vm.$$model[key] = val |
|
// } |
|
// } |
|
// }) |
|
// } |
|
|
|
var _loop = function _loop(i, len) { |
|
var key = keys[i]; |
|
if (!(key in $$skipArray)) { |
|
props[key] = { |
|
enumerable: true, |
|
configurable: true, |
|
get: function get() { |
|
if (vm.$$computed && key in vm.$$computed) { |
|
return vm.$$computed[key]; |
|
} |
|
if (vm.$$state && key in vm.$$state) { |
|
return vm.$$state[key]; |
|
} |
|
if (vm.$$model && key in vm.$$model) { |
|
return vm.$$model[key]; |
|
} |
|
var p = vm._parent; |
|
while (p) { |
|
if (p.$$context && key in p.$$context) { |
|
return p.$$context[key]; |
|
} |
|
p = p._parent; |
|
} |
|
}, |
|
set: function set(val) { |
|
if (vm.$$state && key in vm.$$state) { |
|
return vm.$$state[key] = val; |
|
} |
|
if (vm.$$model && key in vm.$$model) { |
|
return vm.$$model[key] = val; |
|
} |
|
var p = vm._parent; |
|
while (p) { |
|
if (p.$$context && key in p.$$context) { |
|
return p.$$context[key] = val; |
|
} |
|
p = p._parent; |
|
} |
|
} |
|
}; |
|
} |
|
}; |
|
|
|
for (var i = 0, len = keys.length; i < len; i++) { |
|
_loop(i, len); |
|
} |
|
vm.model = createViewModel$1({}, props); |
|
} |
|
|
|
function defineContext(vm, keys) { |
|
var props = {}; |
|
|
|
var _loop2 = function _loop2(i, len) { |
|
var key = keys[i]; |
|
if (!(key in $$skipArray)) { |
|
props[key] = { |
|
enumerable: true, |
|
configurable: true, |
|
get: function get() { |
|
return vm.model[key]; |
|
}, |
|
set: function set(val) { |
|
return vm.model[key] = val; |
|
} |
|
}; |
|
} |
|
}; |
|
|
|
for (var i = 0, len = keys.length; i < len; i++) { |
|
_loop2(i, len); |
|
} |
|
vm.$$context = createViewModel$1({}, props); |
|
} |
|
|
|
function getInjectValue(vm, key) { |
|
var p = vm._parent; |
|
while (p) { |
|
if (p.$$context && key in p.$$context) { |
|
return p.$$context[key]; |
|
} |
|
p = p._parent; |
|
} |
|
} |
|
|
|
function getInjectValues(vm) { |
|
var inject = vm.inject || []; |
|
var result = {}; |
|
_.each(inject, function (key) { |
|
result[key] = getInjectValue(vm, key); |
|
}); |
|
return result; |
|
} |
|
|
|
var Model = function () { |
|
function Model() { |
|
_classCallCheck(this, Model); |
|
} |
|
|
|
Model.prototype._constructor = function _constructor(model, destroyHandler) { |
|
if (model instanceof Observer || model instanceof Model) { |
|
model = model.model; |
|
} |
|
if (model && model.__ob__) { |
|
this.$$model = model; |
|
} else { |
|
this.options = model || {}; |
|
} |
|
this._parent = Model.target; |
|
var state = _.isFunction(this.state) ? this.state() : this.state; |
|
var computed = this.computed; |
|
var context = this.context; |
|
var inject = this.inject; |
|
var childContext = this.childContext; |
|
var watch$$1 = this.watch; |
|
var actions = this.actions; |
|
var keys = _.keys(this.$$model).concat(_.keys(state)).concat(_.keys(computed)).concat(inject || []).concat(context || []); |
|
var mixins = this.mixins; |
|
defineProps(this, keys); |
|
childContext && defineContext(this, childContext); |
|
this.$$model && (this.model.__ob__ = this.$$model.__ob__); |
|
initMixins(this, mixins); |
|
this.init(); |
|
initState(this, _.extend(getInjectValues(this), state)); |
|
initComputed(this, computed); |
|
REACTIVE && initWatch(this, watch$$1); |
|
initMethods(this, actions); |
|
this.created && this.created(); |
|
this._destroyHandler = destroyHandler; |
|
if (this.$$model) { |
|
return this.model; |
|
} |
|
}; |
|
|
|
Model.prototype._init = function _init() {}; |
|
|
|
Model.prototype.init = function init() { |
|
this._init(); |
|
}; |
|
|
|
Model.prototype.destroy = function destroy() { |
|
for (var _key3 in this._computedWatchers) { |
|
this._computedWatchers[_key3].teardown(); |
|
} |
|
_.each(this._watchers, function (unwatches) { |
|
unwatches = _.isArray(unwatches) ? unwatches : [unwatches]; |
|
_.each(unwatches, function (unwatch) { |
|
unwatch(); |
|
}); |
|
}); |
|
this._watchers && (this._watchers = []); |
|
this.destroyed && this.destroyed(); |
|
this.$$model = null; |
|
this.$$computed = null; |
|
this.$$state = null; |
|
this._destroyHandler && this._destroyHandler(); |
|
}; |
|
|
|
return Model; |
|
}(); |
|
|
|
function define(model) { |
|
return REACTIVE ? new Observer(model).model : model; |
|
} |
|
|
|
var reactive = define; |
|
|
|
function config(options) { |
|
options || (options = {}); |
|
if ("reactive" in options) { |
|
REACTIVE = options.reactive; |
|
} |
|
} |
|
|
|
function toJSON(model) { |
|
var result = void 0; |
|
if (_.isArray(model)) { |
|
result = []; |
|
for (var i = 0, len = model.length; i < len; i++) { |
|
result[i] = toJSON(model[i]); |
|
} |
|
} else if (model && isPlainObject(model)) { |
|
result = {}; |
|
for (var _key4 in model) { |
|
if (!_.has($$skipArray, _key4)) { |
|
result[_key4] = toJSON(model[_key4]); |
|
} |
|
} |
|
} else { |
|
result = model; |
|
} |
|
return result; |
|
} |
|
|
|
var version = '2.0'; |
|
|
|
exports.version = version; |
|
exports.$$skipArray = $$skipArray; |
|
exports.mixin = mixin; |
|
exports.Model = Model; |
|
exports.define = define; |
|
exports.reactive = reactive; |
|
exports.config = config; |
|
exports.observerState = observerState; |
|
exports.Observer = Observer; |
|
exports.observe = observe; |
|
exports.notify = notify; |
|
exports.defineReactive = defineReactive; |
|
exports.set = set; |
|
exports.del = del; |
|
exports.Watcher = Watcher; |
|
exports.pushTarget = pushTarget; |
|
exports.popTarget = popTarget; |
|
exports.watch = watch; |
|
exports.toJSON = toJSON; |
|
|
|
exports.__esModule = true; |
|
}); |