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strict';\r\n/**\r\n * @license Angular v14.2.0-next.0\r\n * (c) 2010-2022 Google LLC. https://angular.io/\r\n * License: MIT\r\n */\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\n((function (global) {\r\n const performance = global['performance'];\r\n function mark(name) {\r\n performance && performance['mark'] && performance['mark'](name);\r\n }\r\n function performanceMeasure(name, label) {\r\n performance && performance['measure'] && performance['measure'](name, label);\r\n }\r\n mark('Zone');\r\n // Initialize before it's accessed below.\r\n // __Zone_symbol_prefix global can be used to override the default zone\r\n // symbol prefix with a custom one if needed.\r\n const symbolPrefix = global['__Zone_symbol_prefix'] || '__zone_symbol__';\r\n function __symbol__(name) {\r\n return symbolPrefix + name;\r\n }\r\n const checkDuplicate = global[__symbol__('forceDuplicateZoneCheck')] === true;\r\n if (global['Zone']) {\r\n // if global['Zone'] already exists (maybe zone.js was already loaded or\r\n // some other lib also registered a global object named Zone), we may need\r\n // to throw an error, but sometimes user may not want this error.\r\n // For example,\r\n // we have two web pages, page1 includes zone.js, page2 doesn't.\r\n // and the 1st time user load page1 and page2, everything work fine,\r\n // but when user load page2 again, error occurs because global['Zone'] already exists.\r\n // so we add a flag to let user choose whether to throw this error or not.\r\n // By default, if existing Zone is from zone.js, we will not throw the error.\r\n if (checkDuplicate || typeof global['Zone'].__symbol__ !== 'function') {\r\n throw new Error('Zone already loaded.');\r\n }\r\n else {\r\n return global['Zone'];\r\n }\r\n }\r\n class Zone {\r\n constructor(parent, zoneSpec) {\r\n this._parent = parent;\r\n this._name = zoneSpec ? zoneSpec.name || 'unnamed' : '';\r\n this._properties = zoneSpec && zoneSpec.properties || {};\r\n this._zoneDelegate =\r\n new _ZoneDelegate(this, this._parent && this._parent._zoneDelegate, zoneSpec);\r\n }\r\n static assertZonePatched() {\r\n if (global['Promise'] !== patches['ZoneAwarePromise']) {\r\n throw new Error('Zone.js has detected that ZoneAwarePromise `(window|global).Promise` ' +\r\n 'has been overwritten.\\n' +\r\n 'Most likely cause is that a Promise polyfill has been loaded ' +\r\n 'after Zone.js (Polyfilling Promise api is not necessary when zone.js is loaded. ' +\r\n 'If you must load one, do so before loading zone.js.)');\r\n }\r\n }\r\n static get root() {\r\n let zone = Zone.current;\r\n while (zone.parent) {\r\n zone = zone.parent;\r\n }\r\n return zone;\r\n }\r\n static get current() {\r\n return _currentZoneFrame.zone;\r\n }\r\n static get currentTask() {\r\n return _currentTask;\r\n }\r\n // tslint:disable-next-line:require-internal-with-underscore\r\n static __load_patch(name, fn, ignoreDuplicate = false) {\r\n if (patches.hasOwnProperty(name)) {\r\n // `checkDuplicate` option is defined from global variable\r\n // so it works for all modules.\r\n // `ignoreDuplicate` can work for the specified module\r\n if (!ignoreDuplicate && checkDuplicate) {\r\n throw Error('Already loaded patch: ' + name);\r\n }\r\n }\r\n else if (!global['__Zone_disable_' + name]) {\r\n const perfName = 'Zone:' + name;\r\n mark(perfName);\r\n patches[name] = fn(global, Zone, _api);\r\n performanceMeasure(perfName, perfName);\r\n }\r\n }\r\n get parent() {\r\n return this._parent;\r\n }\r\n get name() {\r\n return this._name;\r\n }\r\n get(key) {\r\n const zone = this.getZoneWith(key);\r\n if (zone)\r\n return zone._properties[key];\r\n }\r\n getZoneWith(key) {\r\n let current = this;\r\n while (current) {\r\n if (current._properties.hasOwnProperty(key)) {\r\n return current;\r\n }\r\n current = current._parent;\r\n }\r\n return null;\r\n }\r\n fork(zoneSpec) {\r\n if (!zoneSpec)\r\n throw new Error('ZoneSpec required!');\r\n return this._zoneDelegate.fork(this, zoneSpec);\r\n }\r\n wrap(callback, source) {\r\n if (typeof callback !== 'function') {\r\n throw new Error('Expecting function got: ' + callback);\r\n }\r\n const _callback = this._zoneDelegate.intercept(this, callback, source);\r\n const zone = this;\r\n return function () {\r\n return zone.runGuarded(_callback, this, arguments, source);\r\n };\r\n }\r\n run(callback, applyThis, applyArgs, source) {\r\n _currentZoneFrame = { parent: _currentZoneFrame, zone: this };\r\n try {\r\n return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);\r\n }\r\n finally {\r\n _currentZoneFrame = _currentZoneFrame.parent;\r\n }\r\n }\r\n runGuarded(callback, applyThis = null, applyArgs, source) {\r\n _currentZoneFrame = { parent: _currentZoneFrame, zone: this };\r\n try {\r\n try {\r\n return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);\r\n }\r\n catch (error) {\r\n if (this._zoneDelegate.handleError(this, error)) {\r\n throw error;\r\n }\r\n }\r\n }\r\n finally {\r\n _currentZoneFrame = _currentZoneFrame.parent;\r\n }\r\n }\r\n runTask(task, applyThis, applyArgs) {\r\n if (task.zone != this) {\r\n throw new Error('A task can only be run in the zone of creation! (Creation: ' +\r\n (task.zone || NO_ZONE).name + '; Execution: ' + this.name + ')');\r\n }\r\n // https://github.com/angular/zone.js/issues/778, sometimes eventTask\r\n // will run in notScheduled(canceled) state, we should not try to\r\n // run such kind of task but just return\r\n if (task.state === notScheduled && (task.type === eventTask || task.type === macroTask)) {\r\n return;\r\n }\r\n const reEntryGuard = task.state != running;\r\n reEntryGuard && task._transitionTo(running, scheduled);\r\n task.runCount++;\r\n const previousTask = _currentTask;\r\n _currentTask = task;\r\n _currentZoneFrame = { parent: _currentZoneFrame, zone: this };\r\n try {\r\n if (task.type == macroTask && task.data && !task.data.isPeriodic) {\r\n task.cancelFn = undefined;\r\n }\r\n try {\r\n return this._zoneDelegate.invokeTask(this, task, applyThis, applyArgs);\r\n }\r\n catch (error) {\r\n if (this._zoneDelegate.handleError(this, error)) {\r\n throw error;\r\n }\r\n }\r\n }\r\n finally {\r\n // if the task's state is notScheduled or unknown, then it has already been cancelled\r\n // we should not reset the state to scheduled\r\n if (task.state !== notScheduled && task.state !== unknown) {\r\n if (task.type == eventTask || (task.data && task.data.isPeriodic)) {\r\n reEntryGuard && task._transitionTo(scheduled, running);\r\n }\r\n else {\r\n task.runCount = 0;\r\n this._updateTaskCount(task, -1);\r\n reEntryGuard &&\r\n task._transitionTo(notScheduled, running, notScheduled);\r\n }\r\n }\r\n _currentZoneFrame = _currentZoneFrame.parent;\r\n _currentTask = previousTask;\r\n }\r\n }\r\n scheduleTask(task) {\r\n if (task.zone && task.zone !== this) {\r\n // check if the task was rescheduled, the newZone\r\n // should not be the children of the original zone\r\n let newZone = this;\r\n while (newZone) {\r\n if (newZone === task.zone) {\r\n throw Error(`can not reschedule task to ${this.name} which is descendants of the original zone ${task.zone.name}`);\r\n }\r\n newZone = newZone.parent;\r\n }\r\n }\r\n task._transitionTo(scheduling, notScheduled);\r\n const zoneDelegates = [];\r\n task._zoneDelegates = zoneDelegates;\r\n task._zone = this;\r\n try {\r\n task = this._zoneDelegate.scheduleTask(this, task);\r\n }\r\n catch (err) {\r\n // should set task's state to unknown when scheduleTask throw error\r\n // because the err may from reschedule, so the fromState maybe notScheduled\r\n task._transitionTo(unknown, scheduling, notScheduled);\r\n // TODO: @JiaLiPassion, should we check the result from handleError?\r\n this._zoneDelegate.handleError(this, err);\r\n throw err;\r\n }\r\n if (task._zoneDelegates === zoneDelegates) {\r\n // we have to check because internally the delegate can reschedule the task.\r\n this._updateTaskCount(task, 1);\r\n }\r\n if (task.state == scheduling) {\r\n task._transitionTo(scheduled, scheduling);\r\n }\r\n return task;\r\n }\r\n scheduleMicroTask(source, callback, data, customSchedule) {\r\n return this.scheduleTask(new ZoneTask(microTask, source, callback, data, customSchedule, undefined));\r\n }\r\n scheduleMacroTask(source, callback, data, customSchedule, customCancel) {\r\n return this.scheduleTask(new ZoneTask(macroTask, source, callback, data, customSchedule, customCancel));\r\n }\r\n scheduleEventTask(source, callback, data, customSchedule, customCancel) {\r\n return this.scheduleTask(new ZoneTask(eventTask, source, callback, data, customSchedule, customCancel));\r\n }\r\n cancelTask(task) {\r\n if (task.zone != this)\r\n throw new Error('A task can only be cancelled in the zone of creation! (Creation: ' +\r\n (task.zone || NO_ZONE).name + '; Execution: ' + this.name + ')');\r\n task._transitionTo(canceling, scheduled, running);\r\n try {\r\n this._zoneDelegate.cancelTask(this, task);\r\n }\r\n catch (err) {\r\n // if error occurs when cancelTask, transit the state to unknown\r\n task._transitionTo(unknown, canceling);\r\n this._zoneDelegate.handleError(this, err);\r\n throw err;\r\n }\r\n this._updateTaskCount(task, -1);\r\n task._transitionTo(notScheduled, canceling);\r\n task.runCount = 0;\r\n return task;\r\n }\r\n _updateTaskCount(task, count) {\r\n const zoneDelegates = task._zoneDelegates;\r\n if (count == -1) {\r\n task._zoneDelegates = null;\r\n }\r\n for (let i = 0; i < zoneDelegates.length; i++) {\r\n zoneDelegates[i]._updateTaskCount(task.type, count);\r\n }\r\n }\r\n }\r\n // tslint:disable-next-line:require-internal-with-underscore\r\n Zone.__symbol__ = __symbol__;\r\n const DELEGATE_ZS = {\r\n name: '',\r\n onHasTask: (delegate, _, target, hasTaskState) => delegate.hasTask(target, hasTaskState),\r\n onScheduleTask: (delegate, _, target, task) => delegate.scheduleTask(target, task),\r\n onInvokeTask: (delegate, _, target, task, applyThis, applyArgs) => delegate.invokeTask(target, task, applyThis, applyArgs),\r\n onCancelTask: (delegate, _, target, task) => delegate.cancelTask(target, task)\r\n };\r\n class _ZoneDelegate {\r\n constructor(zone, parentDelegate, zoneSpec) {\r\n this._taskCounts = { 'microTask': 0, 'macroTask': 0, 'eventTask': 0 };\r\n this.zone = zone;\r\n this._parentDelegate = parentDelegate;\r\n this._forkZS = zoneSpec && (zoneSpec && zoneSpec.onFork ? zoneSpec : parentDelegate._forkZS);\r\n this._forkDlgt = zoneSpec && (zoneSpec.onFork ? parentDelegate : parentDelegate._forkDlgt);\r\n this._forkCurrZone =\r\n zoneSpec && (zoneSpec.onFork ? this.zone : parentDelegate._forkCurrZone);\r\n this._interceptZS =\r\n zoneSpec && (zoneSpec.onIntercept ? zoneSpec : parentDelegate._interceptZS);\r\n this._interceptDlgt =\r\n zoneSpec && (zoneSpec.onIntercept ? parentDelegate : parentDelegate._interceptDlgt);\r\n this._interceptCurrZone =\r\n zoneSpec && (zoneSpec.onIntercept ? this.zone : parentDelegate._interceptCurrZone);\r\n this._invokeZS = zoneSpec && (zoneSpec.onInvoke ? zoneSpec : parentDelegate._invokeZS);\r\n this._invokeDlgt =\r\n zoneSpec && (zoneSpec.onInvoke ? parentDelegate : parentDelegate._invokeDlgt);\r\n this._invokeCurrZone =\r\n zoneSpec && (zoneSpec.onInvoke ? this.zone : parentDelegate._invokeCurrZone);\r\n this._handleErrorZS =\r\n zoneSpec && (zoneSpec.onHandleError ? zoneSpec : parentDelegate._handleErrorZS);\r\n this._handleErrorDlgt =\r\n zoneSpec && (zoneSpec.onHandleError ? parentDelegate : parentDelegate._handleErrorDlgt);\r\n this._handleErrorCurrZone =\r\n zoneSpec && (zoneSpec.onHandleError ? this.zone : parentDelegate._handleErrorCurrZone);\r\n this._scheduleTaskZS =\r\n zoneSpec && (zoneSpec.onScheduleTask ? zoneSpec : parentDelegate._scheduleTaskZS);\r\n this._scheduleTaskDlgt = zoneSpec &&\r\n (zoneSpec.onScheduleTask ? parentDelegate : parentDelegate._scheduleTaskDlgt);\r\n this._scheduleTaskCurrZone =\r\n zoneSpec && (zoneSpec.onScheduleTask ? this.zone : parentDelegate._scheduleTaskCurrZone);\r\n this._invokeTaskZS =\r\n zoneSpec && (zoneSpec.onInvokeTask ? zoneSpec : parentDelegate._invokeTaskZS);\r\n this._invokeTaskDlgt =\r\n zoneSpec && (zoneSpec.onInvokeTask ? parentDelegate : parentDelegate._invokeTaskDlgt);\r\n this._invokeTaskCurrZone =\r\n zoneSpec && (zoneSpec.onInvokeTask ? this.zone : parentDelegate._invokeTaskCurrZone);\r\n this._cancelTaskZS =\r\n zoneSpec && (zoneSpec.onCancelTask ? zoneSpec : parentDelegate._cancelTaskZS);\r\n this._cancelTaskDlgt =\r\n zoneSpec && (zoneSpec.onCancelTask ? parentDelegate : parentDelegate._cancelTaskDlgt);\r\n this._cancelTaskCurrZone =\r\n zoneSpec && (zoneSpec.onCancelTask ? this.zone : parentDelegate._cancelTaskCurrZone);\r\n this._hasTaskZS = null;\r\n this._hasTaskDlgt = null;\r\n this._hasTaskDlgtOwner = null;\r\n this._hasTaskCurrZone = null;\r\n const zoneSpecHasTask = zoneSpec && zoneSpec.onHasTask;\r\n const parentHasTask = parentDelegate && parentDelegate._hasTaskZS;\r\n if (zoneSpecHasTask || parentHasTask) {\r\n // If we need to report hasTask, than this ZS needs to do ref counting on tasks. In such\r\n // a case all task related interceptors must go through this ZD. We can't short circuit it.\r\n this._hasTaskZS = zoneSpecHasTask ? zoneSpec : DELEGATE_ZS;\r\n this._hasTaskDlgt = parentDelegate;\r\n this._hasTaskDlgtOwner = this;\r\n this._hasTaskCurrZone = zone;\r\n if (!zoneSpec.onScheduleTask) {\r\n this._scheduleTaskZS = DELEGATE_ZS;\r\n this._scheduleTaskDlgt = parentDelegate;\r\n this._scheduleTaskCurrZone = this.zone;\r\n }\r\n if (!zoneSpec.onInvokeTask) {\r\n this._invokeTaskZS = DELEGATE_ZS;\r\n this._invokeTaskDlgt = parentDelegate;\r\n this._invokeTaskCurrZone = this.zone;\r\n }\r\n if (!zoneSpec.onCancelTask) {\r\n this._cancelTaskZS = DELEGATE_ZS;\r\n this._cancelTaskDlgt = parentDelegate;\r\n this._cancelTaskCurrZone = this.zone;\r\n }\r\n }\r\n }\r\n fork(targetZone, zoneSpec) {\r\n return this._forkZS ? this._forkZS.onFork(this._forkDlgt, this.zone, targetZone, zoneSpec) :\r\n new Zone(targetZone, zoneSpec);\r\n }\r\n intercept(targetZone, callback, source) {\r\n return this._interceptZS ?\r\n this._interceptZS.onIntercept(this._interceptDlgt, this._interceptCurrZone, targetZone, callback, source) :\r\n callback;\r\n }\r\n invoke(targetZone, callback, applyThis, applyArgs, source) {\r\n return this._invokeZS ? this._invokeZS.onInvoke(this._invokeDlgt, this._invokeCurrZone, targetZone, callback, applyThis, applyArgs, source) :\r\n callback.apply(applyThis, applyArgs);\r\n }\r\n handleError(targetZone, error) {\r\n return this._handleErrorZS ?\r\n this._handleErrorZS.onHandleError(this._handleErrorDlgt, this._handleErrorCurrZone, targetZone, error) :\r\n true;\r\n }\r\n scheduleTask(targetZone, task) {\r\n let returnTask = task;\r\n if (this._scheduleTaskZS) {\r\n if (this._hasTaskZS) {\r\n returnTask._zoneDelegates.push(this._hasTaskDlgtOwner);\r\n }\r\n // clang-format off\r\n returnTask = this._scheduleTaskZS.onScheduleTask(this._scheduleTaskDlgt, this._scheduleTaskCurrZone, targetZone, task);\r\n // clang-format on\r\n if (!returnTask)\r\n returnTask = task;\r\n }\r\n else {\r\n if (task.scheduleFn) {\r\n task.scheduleFn(task);\r\n }\r\n else if (task.type == microTask) {\r\n scheduleMicroTask(task);\r\n }\r\n else {\r\n throw new Error('Task is missing scheduleFn.');\r\n }\r\n }\r\n return returnTask;\r\n }\r\n invokeTask(targetZone, task, applyThis, applyArgs) {\r\n return this._invokeTaskZS ? this._invokeTaskZS.onInvokeTask(this._invokeTaskDlgt, this._invokeTaskCurrZone, targetZone, task, applyThis, applyArgs) :\r\n task.callback.apply(applyThis, applyArgs);\r\n }\r\n cancelTask(targetZone, task) {\r\n let value;\r\n if (this._cancelTaskZS) {\r\n value = this._cancelTaskZS.onCancelTask(this._cancelTaskDlgt, this._cancelTaskCurrZone, targetZone, task);\r\n }\r\n else {\r\n if (!task.cancelFn) {\r\n throw Error('Task is not cancelable');\r\n }\r\n value = task.cancelFn(task);\r\n }\r\n return value;\r\n }\r\n hasTask(targetZone, isEmpty) {\r\n // hasTask should not throw error so other ZoneDelegate\r\n // can still trigger hasTask callback\r\n try {\r\n this._hasTaskZS &&\r\n this._hasTaskZS.onHasTask(this._hasTaskDlgt, this._hasTaskCurrZone, targetZone, isEmpty);\r\n }\r\n catch (err) {\r\n this.handleError(targetZone, err);\r\n }\r\n }\r\n // tslint:disable-next-line:require-internal-with-underscore\r\n _updateTaskCount(type, count) {\r\n const counts = this._taskCounts;\r\n const prev = counts[type];\r\n const next = counts[type] = prev + count;\r\n if (next < 0) {\r\n throw new Error('More tasks executed then were scheduled.');\r\n }\r\n if (prev == 0 || next == 0) {\r\n const isEmpty = {\r\n microTask: counts['microTask'] > 0,\r\n macroTask: counts['macroTask'] > 0,\r\n eventTask: counts['eventTask'] > 0,\r\n change: type\r\n };\r\n this.hasTask(this.zone, isEmpty);\r\n }\r\n }\r\n }\r\n class ZoneTask {\r\n constructor(type, source, callback, options, scheduleFn, cancelFn) {\r\n // tslint:disable-next-line:require-internal-with-underscore\r\n this._zone = null;\r\n this.runCount = 0;\r\n // tslint:disable-next-line:require-internal-with-underscore\r\n this._zoneDelegates = null;\r\n // tslint:disable-next-line:require-internal-with-underscore\r\n this._state = 'notScheduled';\r\n this.type = type;\r\n this.source = source;\r\n this.data = options;\r\n this.scheduleFn = scheduleFn;\r\n this.cancelFn = cancelFn;\r\n if (!callback) {\r\n throw new Error('callback is not defined');\r\n }\r\n this.callback = callback;\r\n const self = this;\r\n // TODO: @JiaLiPassion options should have interface\r\n if (type === eventTask && options && options.useG) {\r\n this.invoke = ZoneTask.invokeTask;\r\n }\r\n else {\r\n this.invoke = function () {\r\n return ZoneTask.invokeTask.call(global, self, this, arguments);\r\n };\r\n }\r\n }\r\n static invokeTask(task, target, args) {\r\n if (!task) {\r\n task = this;\r\n }\r\n _numberOfNestedTaskFrames++;\r\n try {\r\n task.runCount++;\r\n return task.zone.runTask(task, target, args);\r\n }\r\n finally {\r\n if (_numberOfNestedTaskFrames == 1) {\r\n drainMicroTaskQueue();\r\n }\r\n _numberOfNestedTaskFrames--;\r\n }\r\n }\r\n get zone() {\r\n return this._zone;\r\n }\r\n get state() {\r\n return this._state;\r\n }\r\n cancelScheduleRequest() {\r\n this._transitionTo(notScheduled, scheduling);\r\n }\r\n // tslint:disable-next-line:require-internal-with-underscore\r\n _transitionTo(toState, fromState1, fromState2) {\r\n if (this._state === fromState1 || this._state === fromState2) {\r\n this._state = toState;\r\n if (toState == notScheduled) {\r\n this._zoneDelegates = null;\r\n }\r\n }\r\n else {\r\n throw new Error(`${this.type} '${this.source}': can not transition to '${toState}', expecting state '${fromState1}'${fromState2 ? ' or \\'' + fromState2 + '\\'' : ''}, was '${this._state}'.`);\r\n }\r\n }\r\n toString() {\r\n if (this.data && typeof this.data.handleId !== 'undefined') {\r\n return this.data.handleId.toString();\r\n }\r\n else {\r\n return Object.prototype.toString.call(this);\r\n }\r\n }\r\n // add toJSON method to prevent cyclic error when\r\n // call JSON.stringify(zoneTask)\r\n toJSON() {\r\n return {\r\n type: this.type,\r\n state: this.state,\r\n source: this.source,\r\n zone: this.zone.name,\r\n runCount: this.runCount\r\n };\r\n }\r\n }\r\n //////////////////////////////////////////////////////\r\n //////////////////////////////////////////////////////\r\n /// MICROTASK QUEUE\r\n //////////////////////////////////////////////////////\r\n //////////////////////////////////////////////////////\r\n const symbolSetTimeout = __symbol__('setTimeout');\r\n const symbolPromise = __symbol__('Promise');\r\n const symbolThen = __symbol__('then');\r\n let _microTaskQueue = [];\r\n let _isDrainingMicrotaskQueue = false;\r\n let nativeMicroTaskQueuePromise;\r\n function nativeScheduleMicroTask(func) {\r\n if (!nativeMicroTaskQueuePromise) {\r\n if (global[symbolPromise]) {\r\n nativeMicroTaskQueuePromise = global[symbolPromise].resolve(0);\r\n }\r\n }\r\n if (nativeMicroTaskQueuePromise) {\r\n let nativeThen = nativeMicroTaskQueuePromise[symbolThen];\r\n if (!nativeThen) {\r\n // native Promise is not patchable, we need to use `then` directly\r\n // issue 1078\r\n nativeThen = nativeMicroTaskQueuePromise['then'];\r\n }\r\n nativeThen.call(nativeMicroTaskQueuePromise, func);\r\n }\r\n else {\r\n global[symbolSetTimeout](func, 0);\r\n }\r\n }\r\n function scheduleMicroTask(task) {\r\n // if we are not running in any task, and there has not been anything scheduled\r\n // we must bootstrap the initial task creation by manually scheduling the drain\r\n if (_numberOfNestedTaskFrames === 0 && _microTaskQueue.length === 0) {\r\n // We are not running in Task, so we need to kickstart the microtask queue.\r\n nativeScheduleMicroTask(drainMicroTaskQueue);\r\n }\r\n task && _microTaskQueue.push(task);\r\n }\r\n function drainMicroTaskQueue() {\r\n if (!_isDrainingMicrotaskQueue) {\r\n _isDrainingMicrotaskQueue = true;\r\n while (_microTaskQueue.length) {\r\n const queue = _microTaskQueue;\r\n _microTaskQueue = [];\r\n for (let i = 0; i < queue.length; i++) {\r\n const task = queue[i];\r\n try {\r\n task.zone.runTask(task, null, null);\r\n }\r\n catch (error) {\r\n _api.onUnhandledError(error);\r\n }\r\n }\r\n }\r\n _api.microtaskDrainDone();\r\n _isDrainingMicrotaskQueue = false;\r\n }\r\n }\r\n //////////////////////////////////////////////////////\r\n //////////////////////////////////////////////////////\r\n /// BOOTSTRAP\r\n //////////////////////////////////////////////////////\r\n //////////////////////////////////////////////////////\r\n const NO_ZONE = { name: 'NO ZONE' };\r\n const notScheduled = 'notScheduled', scheduling = 'scheduling', scheduled = 'scheduled', running = 'running', canceling = 'canceling', unknown = 'unknown';\r\n const microTask = 'microTask', macroTask = 'macroTask', eventTask = 'eventTask';\r\n const patches = {};\r\n const _api = {\r\n symbol: __symbol__,\r\n currentZoneFrame: () => _currentZoneFrame,\r\n onUnhandledError: noop,\r\n microtaskDrainDone: noop,\r\n scheduleMicroTask: scheduleMicroTask,\r\n showUncaughtError: () => !Zone[__symbol__('ignoreConsoleErrorUncaughtError')],\r\n patchEventTarget: () => [],\r\n patchOnProperties: noop,\r\n patchMethod: () => noop,\r\n bindArguments: () => [],\r\n patchThen: () => noop,\r\n patchMacroTask: () => noop,\r\n patchEventPrototype: () => noop,\r\n isIEOrEdge: () => false,\r\n getGlobalObjects: () => undefined,\r\n ObjectDefineProperty: () => noop,\r\n ObjectGetOwnPropertyDescriptor: () => undefined,\r\n ObjectCreate: () => undefined,\r\n ArraySlice: () => [],\r\n patchClass: () => noop,\r\n wrapWithCurrentZone: () => noop,\r\n filterProperties: () => [],\r\n attachOriginToPatched: () => noop,\r\n _redefineProperty: () => noop,\r\n patchCallbacks: () => noop,\r\n nativeScheduleMicroTask: nativeScheduleMicroTask\r\n };\r\n let _currentZoneFrame = { parent: null, zone: new Zone(null, null) };\r\n let _currentTask = null;\r\n let _numberOfNestedTaskFrames = 0;\r\n function noop() { }\r\n performanceMeasure('Zone', 'Zone');\r\n return global['Zone'] = Zone;\r\n}))(typeof window !== 'undefined' && window || typeof self !== 'undefined' && self || global);\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\n/**\r\n * Suppress closure compiler errors about unknown 'Zone' variable\r\n * @fileoverview\r\n * @suppress {undefinedVars,globalThis,missingRequire}\r\n */\r\n/// \r\n// issue #989, to reduce bundle size, use short name\r\n/** Object.getOwnPropertyDescriptor */\r\nconst ObjectGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\r\n/** Object.defineProperty */\r\nconst ObjectDefineProperty = Object.defineProperty;\r\n/** Object.getPrototypeOf */\r\nconst ObjectGetPrototypeOf = Object.getPrototypeOf;\r\n/** Object.create */\r\nconst ObjectCreate = Object.create;\r\n/** Array.prototype.slice */\r\nconst ArraySlice = Array.prototype.slice;\r\n/** addEventListener string const */\r\nconst ADD_EVENT_LISTENER_STR = 'addEventListener';\r\n/** removeEventListener string const */\r\nconst REMOVE_EVENT_LISTENER_STR = 'removeEventListener';\r\n/** zoneSymbol addEventListener */\r\nconst ZONE_SYMBOL_ADD_EVENT_LISTENER = Zone.__symbol__(ADD_EVENT_LISTENER_STR);\r\n/** zoneSymbol removeEventListener */\r\nconst ZONE_SYMBOL_REMOVE_EVENT_LISTENER = Zone.__symbol__(REMOVE_EVENT_LISTENER_STR);\r\n/** true string const */\r\nconst TRUE_STR = 'true';\r\n/** false string const */\r\nconst FALSE_STR = 'false';\r\n/** Zone symbol prefix string const. */\r\nconst ZONE_SYMBOL_PREFIX = Zone.__symbol__('');\r\nfunction wrapWithCurrentZone(callback, source) {\r\n return Zone.current.wrap(callback, source);\r\n}\r\nfunction scheduleMacroTaskWithCurrentZone(source, callback, data, customSchedule, customCancel) {\r\n return Zone.current.scheduleMacroTask(source, callback, data, customSchedule, customCancel);\r\n}\r\nconst zoneSymbol = Zone.__symbol__;\r\nconst isWindowExists = typeof window !== 'undefined';\r\nconst internalWindow = isWindowExists ? window : undefined;\r\nconst _global = isWindowExists && internalWindow || typeof self === 'object' && self || global;\r\nconst REMOVE_ATTRIBUTE = 'removeAttribute';\r\nfunction bindArguments(args, source) {\r\n for (let i = args.length - 1; i >= 0; i--) {\r\n if (typeof args[i] === 'function') {\r\n args[i] = wrapWithCurrentZone(args[i], source + '_' + i);\r\n }\r\n }\r\n return args;\r\n}\r\nfunction patchPrototype(prototype, fnNames) {\r\n const source = prototype.constructor['name'];\r\n for (let i = 0; i < fnNames.length; i++) {\r\n const name = fnNames[i];\r\n const delegate = prototype[name];\r\n if (delegate) {\r\n const prototypeDesc = ObjectGetOwnPropertyDescriptor(prototype, name);\r\n if (!isPropertyWritable(prototypeDesc)) {\r\n continue;\r\n }\r\n prototype[name] = ((delegate) => {\r\n const patched = function () {\r\n return delegate.apply(this, bindArguments(arguments, source + '.' + name));\r\n };\r\n attachOriginToPatched(patched, delegate);\r\n return patched;\r\n })(delegate);\r\n }\r\n }\r\n}\r\nfunction isPropertyWritable(propertyDesc) {\r\n if (!propertyDesc) {\r\n return true;\r\n }\r\n if (propertyDesc.writable === false) {\r\n return false;\r\n }\r\n return !(typeof propertyDesc.get === 'function' && typeof propertyDesc.set === 'undefined');\r\n}\r\nconst isWebWorker = (typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope);\r\n// Make sure to access `process` through `_global` so that WebPack does not accidentally browserify\r\n// this code.\r\nconst isNode = (!('nw' in _global) && typeof _global.process !== 'undefined' &&\r\n {}.toString.call(_global.process) === '[object process]');\r\nconst isBrowser = !isNode && !isWebWorker && !!(isWindowExists && internalWindow['HTMLElement']);\r\n// we are in electron of nw, so we are both browser and nodejs\r\n// Make sure to access `process` through `_global` so that WebPack does not accidentally browserify\r\n// this code.\r\nconst isMix = typeof _global.process !== 'undefined' &&\r\n {}.toString.call(_global.process) === '[object process]' && !isWebWorker &&\r\n !!(isWindowExists && internalWindow['HTMLElement']);\r\nconst zoneSymbolEventNames$1 = {};\r\nconst wrapFn = function (event) {\r\n // https://github.com/angular/zone.js/issues/911, in IE, sometimes\r\n // event will be undefined, so we need to use window.event\r\n event = event || _global.event;\r\n if (!event) {\r\n return;\r\n }\r\n let eventNameSymbol = zoneSymbolEventNames$1[event.type];\r\n if (!eventNameSymbol) {\r\n eventNameSymbol = zoneSymbolEventNames$1[event.type] = zoneSymbol('ON_PROPERTY' + event.type);\r\n }\r\n const target = this || event.target || _global;\r\n const listener = target[eventNameSymbol];\r\n let result;\r\n if (isBrowser && target === internalWindow && event.type === 'error') {\r\n // window.onerror have different signature\r\n // https://developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/onerror#window.onerror\r\n // and onerror callback will prevent default when callback return true\r\n const errorEvent = event;\r\n result = listener &&\r\n listener.call(this, errorEvent.message, errorEvent.filename, errorEvent.lineno, errorEvent.colno, errorEvent.error);\r\n if (result === true) {\r\n event.preventDefault();\r\n }\r\n }\r\n else {\r\n result = listener && listener.apply(this, arguments);\r\n if (result != undefined && !result) {\r\n event.preventDefault();\r\n }\r\n }\r\n return result;\r\n};\r\nfunction patchProperty(obj, prop, prototype) {\r\n let desc = ObjectGetOwnPropertyDescriptor(obj, prop);\r\n if (!desc && prototype) {\r\n // when patch window object, use prototype to check prop exist or not\r\n const prototypeDesc = ObjectGetOwnPropertyDescriptor(prototype, prop);\r\n if (prototypeDesc) {\r\n desc = { enumerable: true, configurable: true };\r\n }\r\n }\r\n // if the descriptor not exists or is not configurable\r\n // just return\r\n if (!desc || !desc.configurable) {\r\n return;\r\n }\r\n const onPropPatchedSymbol = zoneSymbol('on' + prop + 'patched');\r\n if (obj.hasOwnProperty(onPropPatchedSymbol) && obj[onPropPatchedSymbol]) {\r\n return;\r\n }\r\n // A property descriptor cannot have getter/setter and be writable\r\n // deleting the writable and value properties avoids this error:\r\n //\r\n // TypeError: property descriptors must not specify a value or be writable when a\r\n // getter or setter has been specified\r\n delete desc.writable;\r\n delete desc.value;\r\n const originalDescGet = desc.get;\r\n const originalDescSet = desc.set;\r\n // slice(2) cuz 'onclick' -> 'click', etc\r\n const eventName = prop.slice(2);\r\n let eventNameSymbol = zoneSymbolEventNames$1[eventName];\r\n if (!eventNameSymbol) {\r\n eventNameSymbol = zoneSymbolEventNames$1[eventName] = zoneSymbol('ON_PROPERTY' + eventName);\r\n }\r\n desc.set = function (newValue) {\r\n // in some of windows's onproperty callback, this is undefined\r\n // so we need to check it\r\n let target = this;\r\n if (!target && obj === _global) {\r\n target = _global;\r\n }\r\n if (!target) {\r\n return;\r\n }\r\n const previousValue = target[eventNameSymbol];\r\n if (typeof previousValue === 'function') {\r\n target.removeEventListener(eventName, wrapFn);\r\n }\r\n // issue #978, when onload handler was added before loading zone.js\r\n // we should remove it with originalDescSet\r\n originalDescSet && originalDescSet.call(target, null);\r\n target[eventNameSymbol] = newValue;\r\n if (typeof newValue === 'function') {\r\n target.addEventListener(eventName, wrapFn, false);\r\n }\r\n };\r\n // The getter would return undefined for unassigned properties but the default value of an\r\n // unassigned property is null\r\n desc.get = function () {\r\n // in some of windows's onproperty callback, this is undefined\r\n // so we need to check it\r\n let target = this;\r\n if (!target && obj === _global) {\r\n target = _global;\r\n }\r\n if (!target) {\r\n return null;\r\n }\r\n const listener = target[eventNameSymbol];\r\n if (listener) {\r\n return listener;\r\n }\r\n else if (originalDescGet) {\r\n // result will be null when use inline event attribute,\r\n // such as \r\n // because the onclick function is internal raw uncompiled handler\r\n // the onclick will be evaluated when first time event was triggered or\r\n // the property is accessed, https://github.com/angular/zone.js/issues/525\r\n // so we should use original native get to retrieve the handler\r\n let value = originalDescGet.call(this);\r\n if (value) {\r\n desc.set.call(this, value);\r\n if (typeof target[REMOVE_ATTRIBUTE] === 'function') {\r\n target.removeAttribute(prop);\r\n }\r\n return value;\r\n }\r\n }\r\n return null;\r\n };\r\n ObjectDefineProperty(obj, prop, desc);\r\n obj[onPropPatchedSymbol] = true;\r\n}\r\nfunction patchOnProperties(obj, properties, prototype) {\r\n if (properties) {\r\n for (let i = 0; i < properties.length; i++) {\r\n patchProperty(obj, 'on' + properties[i], prototype);\r\n }\r\n }\r\n else {\r\n const onProperties = [];\r\n for (const prop in obj) {\r\n if (prop.slice(0, 2) == 'on') {\r\n onProperties.push(prop);\r\n }\r\n }\r\n for (let j = 0; j < onProperties.length; j++) {\r\n patchProperty(obj, onProperties[j], prototype);\r\n }\r\n }\r\n}\r\nconst originalInstanceKey = zoneSymbol('originalInstance');\r\n// wrap some native API on `window`\r\nfunction patchClass(className) {\r\n const OriginalClass = _global[className];\r\n if (!OriginalClass)\r\n return;\r\n // keep original class in global\r\n _global[zoneSymbol(className)] = OriginalClass;\r\n _global[className] = function () {\r\n const a = bindArguments(arguments, className);\r\n switch (a.length) {\r\n case 0:\r\n this[originalInstanceKey] = new OriginalClass();\r\n break;\r\n case 1:\r\n this[originalInstanceKey] = new OriginalClass(a[0]);\r\n break;\r\n case 2:\r\n this[originalInstanceKey] = new OriginalClass(a[0], a[1]);\r\n break;\r\n case 3:\r\n this[originalInstanceKey] = new OriginalClass(a[0], a[1], a[2]);\r\n break;\r\n case 4:\r\n this[originalInstanceKey] = new OriginalClass(a[0], a[1], a[2], a[3]);\r\n break;\r\n default:\r\n throw new Error('Arg list too long.');\r\n }\r\n };\r\n // attach original delegate to patched function\r\n attachOriginToPatched(_global[className], OriginalClass);\r\n const instance = new OriginalClass(function () { });\r\n let prop;\r\n for (prop in instance) {\r\n // https://bugs.webkit.org/show_bug.cgi?id=44721\r\n if (className === 'XMLHttpRequest' && prop === 'responseBlob')\r\n continue;\r\n (function (prop) {\r\n if (typeof instance[prop] === 'function') {\r\n _global[className].prototype[prop] = function () {\r\n return this[originalInstanceKey][prop].apply(this[originalInstanceKey], arguments);\r\n };\r\n }\r\n else {\r\n ObjectDefineProperty(_global[className].prototype, prop, {\r\n set: function (fn) {\r\n if (typeof fn === 'function') {\r\n this[originalInstanceKey][prop] = wrapWithCurrentZone(fn, className + '.' + prop);\r\n // keep callback in wrapped function so we can\r\n // use it in Function.prototype.toString to return\r\n // the native one.\r\n attachOriginToPatched(this[originalInstanceKey][prop], fn);\r\n }\r\n else {\r\n this[originalInstanceKey][prop] = fn;\r\n }\r\n },\r\n get: function () {\r\n return this[originalInstanceKey][prop];\r\n }\r\n });\r\n }\r\n }(prop));\r\n }\r\n for (prop in OriginalClass) {\r\n if (prop !== 'prototype' && OriginalClass.hasOwnProperty(prop)) {\r\n _global[className][prop] = OriginalClass[prop];\r\n }\r\n }\r\n}\r\nfunction patchMethod(target, name, patchFn) {\r\n let proto = target;\r\n while (proto && !proto.hasOwnProperty(name)) {\r\n proto = ObjectGetPrototypeOf(proto);\r\n }\r\n if (!proto && target[name]) {\r\n // somehow we did not find it, but we can see it. This happens on IE for Window properties.\r\n proto = target;\r\n }\r\n const delegateName = zoneSymbol(name);\r\n let delegate = null;\r\n if (proto && (!(delegate = proto[delegateName]) || !proto.hasOwnProperty(delegateName))) {\r\n delegate = proto[delegateName] = proto[name];\r\n // check whether proto[name] is writable\r\n // some property is readonly in safari, such as HtmlCanvasElement.prototype.toBlob\r\n const desc = proto && ObjectGetOwnPropertyDescriptor(proto, name);\r\n if (isPropertyWritable(desc)) {\r\n const patchDelegate = patchFn(delegate, delegateName, name);\r\n proto[name] = function () {\r\n return patchDelegate(this, arguments);\r\n };\r\n attachOriginToPatched(proto[name], delegate);\r\n }\r\n }\r\n return delegate;\r\n}\r\n// TODO: @JiaLiPassion, support cancel task later if necessary\r\nfunction patchMacroTask(obj, funcName, metaCreator) {\r\n let setNative = null;\r\n function scheduleTask(task) {\r\n const data = task.data;\r\n data.args[data.cbIdx] = function () {\r\n task.invoke.apply(this, arguments);\r\n };\r\n setNative.apply(data.target, data.args);\r\n return task;\r\n }\r\n setNative = patchMethod(obj, funcName, (delegate) => function (self, args) {\r\n const meta = metaCreator(self, args);\r\n if (meta.cbIdx >= 0 && typeof args[meta.cbIdx] === 'function') {\r\n return scheduleMacroTaskWithCurrentZone(meta.name, args[meta.cbIdx], meta, scheduleTask);\r\n }\r\n else {\r\n // cause an error by calling it directly.\r\n return delegate.apply(self, args);\r\n }\r\n });\r\n}\r\nfunction attachOriginToPatched(patched, original) {\r\n patched[zoneSymbol('OriginalDelegate')] = original;\r\n}\r\nlet isDetectedIEOrEdge = false;\r\nlet ieOrEdge = false;\r\nfunction isIE() {\r\n try {\r\n const ua = internalWindow.navigator.userAgent;\r\n if (ua.indexOf('MSIE ') !== -1 || ua.indexOf('Trident/') !== -1) {\r\n return true;\r\n }\r\n }\r\n catch (error) {\r\n }\r\n return false;\r\n}\r\nfunction isIEOrEdge() {\r\n if (isDetectedIEOrEdge) {\r\n return ieOrEdge;\r\n }\r\n isDetectedIEOrEdge = true;\r\n try {\r\n const ua = internalWindow.navigator.userAgent;\r\n if (ua.indexOf('MSIE ') !== -1 || ua.indexOf('Trident/') !== -1 || ua.indexOf('Edge/') !== -1) {\r\n ieOrEdge = true;\r\n }\r\n }\r\n catch (error) {\r\n }\r\n return ieOrEdge;\r\n}\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nZone.__load_patch('ZoneAwarePromise', (global, Zone, api) => {\r\n const ObjectGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;\r\n const ObjectDefineProperty = Object.defineProperty;\r\n function readableObjectToString(obj) {\r\n if (obj && obj.toString === Object.prototype.toString) {\r\n const className = obj.constructor && obj.constructor.name;\r\n return (className ? className : '') + ': ' + JSON.stringify(obj);\r\n }\r\n return obj ? obj.toString() : Object.prototype.toString.call(obj);\r\n }\r\n const __symbol__ = api.symbol;\r\n const _uncaughtPromiseErrors = [];\r\n const isDisableWrappingUncaughtPromiseRejection = global[__symbol__('DISABLE_WRAPPING_UNCAUGHT_PROMISE_REJECTION')] === true;\r\n const symbolPromise = __symbol__('Promise');\r\n const symbolThen = __symbol__('then');\r\n const creationTrace = '__creationTrace__';\r\n api.onUnhandledError = (e) => {\r\n if (api.showUncaughtError()) {\r\n const rejection = e && e.rejection;\r\n if (rejection) {\r\n console.error('Unhandled Promise rejection:', rejection instanceof Error ? rejection.message : rejection, '; Zone:', e.zone.name, '; Task:', e.task && e.task.source, '; Value:', rejection, rejection instanceof Error ? rejection.stack : undefined);\r\n }\r\n else {\r\n console.error(e);\r\n }\r\n }\r\n };\r\n api.microtaskDrainDone = () => {\r\n while (_uncaughtPromiseErrors.length) {\r\n const uncaughtPromiseError = _uncaughtPromiseErrors.shift();\r\n try {\r\n uncaughtPromiseError.zone.runGuarded(() => {\r\n if (uncaughtPromiseError.throwOriginal) {\r\n throw uncaughtPromiseError.rejection;\r\n }\r\n throw uncaughtPromiseError;\r\n });\r\n }\r\n catch (error) {\r\n handleUnhandledRejection(error);\r\n }\r\n }\r\n };\r\n const UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL = __symbol__('unhandledPromiseRejectionHandler');\r\n function handleUnhandledRejection(e) {\r\n api.onUnhandledError(e);\r\n try {\r\n const handler = Zone[UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL];\r\n if (typeof handler === 'function') {\r\n handler.call(this, e);\r\n }\r\n }\r\n catch (err) {\r\n }\r\n }\r\n function isThenable(value) {\r\n return value && value.then;\r\n }\r\n function forwardResolution(value) {\r\n return value;\r\n }\r\n function forwardRejection(rejection) {\r\n return ZoneAwarePromise.reject(rejection);\r\n }\r\n const symbolState = __symbol__('state');\r\n const symbolValue = __symbol__('value');\r\n const symbolFinally = __symbol__('finally');\r\n const symbolParentPromiseValue = __symbol__('parentPromiseValue');\r\n const symbolParentPromiseState = __symbol__('parentPromiseState');\r\n const source = 'Promise.then';\r\n const UNRESOLVED = null;\r\n const RESOLVED = true;\r\n const REJECTED = false;\r\n const REJECTED_NO_CATCH = 0;\r\n function makeResolver(promise, state) {\r\n return (v) => {\r\n try {\r\n resolvePromise(promise, state, v);\r\n }\r\n catch (err) {\r\n resolvePromise(promise, false, err);\r\n }\r\n // Do not return value or you will break the Promise spec.\r\n };\r\n }\r\n const once = function () {\r\n let wasCalled = false;\r\n return function wrapper(wrappedFunction) {\r\n return function () {\r\n if (wasCalled) {\r\n return;\r\n }\r\n wasCalled = true;\r\n wrappedFunction.apply(null, arguments);\r\n };\r\n };\r\n };\r\n const TYPE_ERROR = 'Promise resolved with itself';\r\n const CURRENT_TASK_TRACE_SYMBOL = __symbol__('currentTaskTrace');\r\n // Promise Resolution\r\n function resolvePromise(promise, state, value) {\r\n const onceWrapper = once();\r\n if (promise === value) {\r\n throw new TypeError(TYPE_ERROR);\r\n }\r\n if (promise[symbolState] === UNRESOLVED) {\r\n // should only get value.then once based on promise spec.\r\n let then = null;\r\n try {\r\n if (typeof value === 'object' || typeof value === 'function') {\r\n then = value && value.then;\r\n }\r\n }\r\n catch (err) {\r\n onceWrapper(() => {\r\n resolvePromise(promise, false, err);\r\n })();\r\n return promise;\r\n }\r\n // if (value instanceof ZoneAwarePromise) {\r\n if (state !== REJECTED && value instanceof ZoneAwarePromise &&\r\n value.hasOwnProperty(symbolState) && value.hasOwnProperty(symbolValue) &&\r\n value[symbolState] !== UNRESOLVED) {\r\n clearRejectedNoCatch(value);\r\n resolvePromise(promise, value[symbolState], value[symbolValue]);\r\n }\r\n else if (state !== REJECTED && typeof then === 'function') {\r\n try {\r\n then.call(value, onceWrapper(makeResolver(promise, state)), onceWrapper(makeResolver(promise, false)));\r\n }\r\n catch (err) {\r\n onceWrapper(() => {\r\n resolvePromise(promise, false, err);\r\n })();\r\n }\r\n }\r\n else {\r\n promise[symbolState] = state;\r\n const queue = promise[symbolValue];\r\n promise[symbolValue] = value;\r\n if (promise[symbolFinally] === symbolFinally) {\r\n // the promise is generated by Promise.prototype.finally\r\n if (state === RESOLVED) {\r\n // the state is resolved, should ignore the value\r\n // and use parent promise value\r\n promise[symbolState] = promise[symbolParentPromiseState];\r\n promise[symbolValue] = promise[symbolParentPromiseValue];\r\n }\r\n }\r\n // record task information in value when error occurs, so we can\r\n // do some additional work such as render longStackTrace\r\n if (state === REJECTED && value instanceof Error) {\r\n // check if longStackTraceZone is here\r\n const trace = Zone.currentTask && Zone.currentTask.data &&\r\n Zone.currentTask.data[creationTrace];\r\n if (trace) {\r\n // only keep the long stack trace into error when in longStackTraceZone\r\n ObjectDefineProperty(value, CURRENT_TASK_TRACE_SYMBOL, { configurable: true, enumerable: false, writable: true, value: trace });\r\n }\r\n }\r\n for (let i = 0; i < queue.length;) {\r\n scheduleResolveOrReject(promise, queue[i++], queue[i++], queue[i++], queue[i++]);\r\n }\r\n if (queue.length == 0 && state == REJECTED) {\r\n promise[symbolState] = REJECTED_NO_CATCH;\r\n let uncaughtPromiseError = value;\r\n try {\r\n // Here we throws a new Error to print more readable error log\r\n // and if the value is not an error, zone.js builds an `Error`\r\n // Object here to attach the stack information.\r\n throw new Error('Uncaught (in promise): ' + readableObjectToString(value) +\r\n (value && value.stack ? '\\n' + value.stack : ''));\r\n }\r\n catch (err) {\r\n uncaughtPromiseError = err;\r\n }\r\n if (isDisableWrappingUncaughtPromiseRejection) {\r\n // If disable wrapping uncaught promise reject\r\n // use the value instead of wrapping it.\r\n uncaughtPromiseError.throwOriginal = true;\r\n }\r\n uncaughtPromiseError.rejection = value;\r\n uncaughtPromiseError.promise = promise;\r\n uncaughtPromiseError.zone = Zone.current;\r\n uncaughtPromiseError.task = Zone.currentTask;\r\n _uncaughtPromiseErrors.push(uncaughtPromiseError);\r\n api.scheduleMicroTask(); // to make sure that it is running\r\n }\r\n }\r\n }\r\n // Resolving an already resolved promise is a noop.\r\n return promise;\r\n }\r\n const REJECTION_HANDLED_HANDLER = __symbol__('rejectionHandledHandler');\r\n function clearRejectedNoCatch(promise) {\r\n if (promise[symbolState] === REJECTED_NO_CATCH) {\r\n // if the promise is rejected no catch status\r\n // and queue.length > 0, means there is a error handler\r\n // here to handle the rejected promise, we should trigger\r\n // windows.rejectionhandled eventHandler or nodejs rejectionHandled\r\n // eventHandler\r\n try {\r\n const handler = Zone[REJECTION_HANDLED_HANDLER];\r\n if (handler && typeof handler === 'function') {\r\n handler.call(this, { rejection: promise[symbolValue], promise: promise });\r\n }\r\n }\r\n catch (err) {\r\n }\r\n promise[symbolState] = REJECTED;\r\n for (let i = 0; i < _uncaughtPromiseErrors.length; i++) {\r\n if (promise === _uncaughtPromiseErrors[i].promise) {\r\n _uncaughtPromiseErrors.splice(i, 1);\r\n }\r\n }\r\n }\r\n }\r\n function scheduleResolveOrReject(promise, zone, chainPromise, onFulfilled, onRejected) {\r\n clearRejectedNoCatch(promise);\r\n const promiseState = promise[symbolState];\r\n const delegate = promiseState ?\r\n (typeof onFulfilled === 'function') ? onFulfilled : forwardResolution :\r\n (typeof onRejected === 'function') ? onRejected :\r\n forwardRejection;\r\n zone.scheduleMicroTask(source, () => {\r\n try {\r\n const parentPromiseValue = promise[symbolValue];\r\n const isFinallyPromise = !!chainPromise && symbolFinally === chainPromise[symbolFinally];\r\n if (isFinallyPromise) {\r\n // if the promise is generated from finally call, keep parent promise's state and value\r\n chainPromise[symbolParentPromiseValue] = parentPromiseValue;\r\n chainPromise[symbolParentPromiseState] = promiseState;\r\n }\r\n // should not pass value to finally callback\r\n const value = zone.run(delegate, undefined, isFinallyPromise && delegate !== forwardRejection && delegate !== forwardResolution ?\r\n [] :\r\n [parentPromiseValue]);\r\n resolvePromise(chainPromise, true, value);\r\n }\r\n catch (error) {\r\n // if error occurs, should always return this error\r\n resolvePromise(chainPromise, false, error);\r\n }\r\n }, chainPromise);\r\n }\r\n const ZONE_AWARE_PROMISE_TO_STRING = 'function ZoneAwarePromise() { [native code] }';\r\n const noop = function () { };\r\n const AggregateError = global.AggregateError;\r\n class ZoneAwarePromise {\r\n static toString() {\r\n return ZONE_AWARE_PROMISE_TO_STRING;\r\n }\r\n static resolve(value) {\r\n return resolvePromise(new this(null), RESOLVED, value);\r\n }\r\n static reject(error) {\r\n return resolvePromise(new this(null), REJECTED, error);\r\n }\r\n static any(values) {\r\n if (!values || typeof values[Symbol.iterator] !== 'function') {\r\n return Promise.reject(new AggregateError([], 'All promises were rejected'));\r\n }\r\n const promises = [];\r\n let count = 0;\r\n try {\r\n for (let v of values) {\r\n count++;\r\n promises.push(ZoneAwarePromise.resolve(v));\r\n }\r\n }\r\n catch (err) {\r\n return Promise.reject(new AggregateError([], 'All promises were rejected'));\r\n }\r\n if (count === 0) {\r\n return Promise.reject(new AggregateError([], 'All promises were rejected'));\r\n }\r\n let finished = false;\r\n const errors = [];\r\n return new ZoneAwarePromise((resolve, reject) => {\r\n for (let i = 0; i < promises.length; i++) {\r\n promises[i].then(v => {\r\n if (finished) {\r\n return;\r\n }\r\n finished = true;\r\n resolve(v);\r\n }, err => {\r\n errors.push(err);\r\n count--;\r\n if (count === 0) {\r\n finished = true;\r\n reject(new AggregateError(errors, 'All promises were rejected'));\r\n }\r\n });\r\n }\r\n });\r\n }\r\n ;\r\n static race(values) {\r\n let resolve;\r\n let reject;\r\n let promise = new this((res, rej) => {\r\n resolve = res;\r\n reject = rej;\r\n });\r\n function onResolve(value) {\r\n resolve(value);\r\n }\r\n function onReject(error) {\r\n reject(error);\r\n }\r\n for (let value of values) {\r\n if (!isThenable(value)) {\r\n value = this.resolve(value);\r\n }\r\n value.then(onResolve, onReject);\r\n }\r\n return promise;\r\n }\r\n static all(values) {\r\n return ZoneAwarePromise.allWithCallback(values);\r\n }\r\n static allSettled(values) {\r\n const P = this && this.prototype instanceof ZoneAwarePromise ? this : ZoneAwarePromise;\r\n return P.allWithCallback(values, {\r\n thenCallback: (value) => ({ status: 'fulfilled', value }),\r\n errorCallback: (err) => ({ status: 'rejected', reason: err })\r\n });\r\n }\r\n static allWithCallback(values, callback) {\r\n let resolve;\r\n let reject;\r\n let promise = new this((res, rej) => {\r\n resolve = res;\r\n reject = rej;\r\n });\r\n // Start at 2 to prevent prematurely resolving if .then is called immediately.\r\n let unresolvedCount = 2;\r\n let valueIndex = 0;\r\n const resolvedValues = [];\r\n for (let value of values) {\r\n if (!isThenable(value)) {\r\n value = this.resolve(value);\r\n }\r\n const curValueIndex = valueIndex;\r\n try {\r\n value.then((value) => {\r\n resolvedValues[curValueIndex] = callback ? callback.thenCallback(value) : value;\r\n unresolvedCount--;\r\n if (unresolvedCount === 0) {\r\n resolve(resolvedValues);\r\n }\r\n }, (err) => {\r\n if (!callback) {\r\n reject(err);\r\n }\r\n else {\r\n resolvedValues[curValueIndex] = callback.errorCallback(err);\r\n unresolvedCount--;\r\n if (unresolvedCount === 0) {\r\n resolve(resolvedValues);\r\n }\r\n }\r\n });\r\n }\r\n catch (thenErr) {\r\n reject(thenErr);\r\n }\r\n unresolvedCount++;\r\n valueIndex++;\r\n }\r\n // Make the unresolvedCount zero-based again.\r\n unresolvedCount -= 2;\r\n if (unresolvedCount === 0) {\r\n resolve(resolvedValues);\r\n }\r\n return promise;\r\n }\r\n constructor(executor) {\r\n const promise = this;\r\n if (!(promise instanceof ZoneAwarePromise)) {\r\n throw new Error('Must be an instanceof Promise.');\r\n }\r\n promise[symbolState] = UNRESOLVED;\r\n promise[symbolValue] = []; // queue;\r\n try {\r\n const onceWrapper = once();\r\n executor &&\r\n executor(onceWrapper(makeResolver(promise, RESOLVED)), onceWrapper(makeResolver(promise, REJECTED)));\r\n }\r\n catch (error) {\r\n resolvePromise(promise, false, error);\r\n }\r\n }\r\n get [Symbol.toStringTag]() {\r\n return 'Promise';\r\n }\r\n get [Symbol.species]() {\r\n return ZoneAwarePromise;\r\n }\r\n then(onFulfilled, onRejected) {\r\n var _a;\r\n // We must read `Symbol.species` safely because `this` may be anything. For instance, `this`\r\n // may be an object without a prototype (created through `Object.create(null)`); thus\r\n // `this.constructor` will be undefined. One of the use cases is SystemJS creating\r\n // prototype-less objects (modules) via `Object.create(null)`. The SystemJS creates an empty\r\n // object and copies promise properties into that object (within the `getOrCreateLoad`\r\n // function). The zone.js then checks if the resolved value has the `then` method and invokes\r\n // it with the `value` context. Otherwise, this will throw an error: `TypeError: Cannot read\r\n // properties of undefined (reading 'Symbol(Symbol.species)')`.\r\n let C = (_a = this.constructor) === null || _a === void 0 ? void 0 : _a[Symbol.species];\r\n if (!C || typeof C !== 'function') {\r\n C = this.constructor || ZoneAwarePromise;\r\n }\r\n const chainPromise = new C(noop);\r\n const zone = Zone.current;\r\n if (this[symbolState] == UNRESOLVED) {\r\n this[symbolValue].push(zone, chainPromise, onFulfilled, onRejected);\r\n }\r\n else {\r\n scheduleResolveOrReject(this, zone, chainPromise, onFulfilled, onRejected);\r\n }\r\n return chainPromise;\r\n }\r\n catch(onRejected) {\r\n return this.then(null, onRejected);\r\n }\r\n finally(onFinally) {\r\n var _a;\r\n // See comment on the call to `then` about why thee `Symbol.species` is safely accessed.\r\n let C = (_a = this.constructor) === null || _a === void 0 ? void 0 : _a[Symbol.species];\r\n if (!C || typeof C !== 'function') {\r\n C = ZoneAwarePromise;\r\n }\r\n const chainPromise = new C(noop);\r\n chainPromise[symbolFinally] = symbolFinally;\r\n const zone = Zone.current;\r\n if (this[symbolState] == UNRESOLVED) {\r\n this[symbolValue].push(zone, chainPromise, onFinally, onFinally);\r\n }\r\n else {\r\n scheduleResolveOrReject(this, zone, chainPromise, onFinally, onFinally);\r\n }\r\n return chainPromise;\r\n }\r\n }\r\n // Protect against aggressive optimizers dropping seemingly unused properties.\r\n // E.g. Closure Compiler in advanced mode.\r\n ZoneAwarePromise['resolve'] = ZoneAwarePromise.resolve;\r\n ZoneAwarePromise['reject'] = ZoneAwarePromise.reject;\r\n ZoneAwarePromise['race'] = ZoneAwarePromise.race;\r\n ZoneAwarePromise['all'] = ZoneAwarePromise.all;\r\n const NativePromise = global[symbolPromise] = global['Promise'];\r\n global['Promise'] = ZoneAwarePromise;\r\n const symbolThenPatched = __symbol__('thenPatched');\r\n function patchThen(Ctor) {\r\n const proto = Ctor.prototype;\r\n const prop = ObjectGetOwnPropertyDescriptor(proto, 'then');\r\n if (prop && (prop.writable === false || !prop.configurable)) {\r\n // check Ctor.prototype.then propertyDescriptor is writable or not\r\n // in meteor env, writable is false, we should ignore such case\r\n return;\r\n }\r\n const originalThen = proto.then;\r\n // Keep a reference to the original method.\r\n proto[symbolThen] = originalThen;\r\n Ctor.prototype.then = function (onResolve, onReject) {\r\n const wrapped = new ZoneAwarePromise((resolve, reject) => {\r\n originalThen.call(this, resolve, reject);\r\n });\r\n return wrapped.then(onResolve, onReject);\r\n };\r\n Ctor[symbolThenPatched] = true;\r\n }\r\n api.patchThen = patchThen;\r\n function zoneify(fn) {\r\n return function (self, args) {\r\n let resultPromise = fn.apply(self, args);\r\n if (resultPromise instanceof ZoneAwarePromise) {\r\n return resultPromise;\r\n }\r\n let ctor = resultPromise.constructor;\r\n if (!ctor[symbolThenPatched]) {\r\n patchThen(ctor);\r\n }\r\n return resultPromise;\r\n };\r\n }\r\n if (NativePromise) {\r\n patchThen(NativePromise);\r\n patchMethod(global, 'fetch', delegate => zoneify(delegate));\r\n }\r\n // This is not part of public API, but it is useful for tests, so we expose it.\r\n Promise[Zone.__symbol__('uncaughtPromiseErrors')] = _uncaughtPromiseErrors;\r\n return ZoneAwarePromise;\r\n});\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\n// override Function.prototype.toString to make zone.js patched function\r\n// look like native function\r\nZone.__load_patch('toString', (global) => {\r\n // patch Func.prototype.toString to let them look like native\r\n const originalFunctionToString = Function.prototype.toString;\r\n const ORIGINAL_DELEGATE_SYMBOL = zoneSymbol('OriginalDelegate');\r\n const PROMISE_SYMBOL = zoneSymbol('Promise');\r\n const ERROR_SYMBOL = zoneSymbol('Error');\r\n const newFunctionToString = function toString() {\r\n if (typeof this === 'function') {\r\n const originalDelegate = this[ORIGINAL_DELEGATE_SYMBOL];\r\n if (originalDelegate) {\r\n if (typeof originalDelegate === 'function') {\r\n return originalFunctionToString.call(originalDelegate);\r\n }\r\n else {\r\n return Object.prototype.toString.call(originalDelegate);\r\n }\r\n }\r\n if (this === Promise) {\r\n const nativePromise = global[PROMISE_SYMBOL];\r\n if (nativePromise) {\r\n return originalFunctionToString.call(nativePromise);\r\n }\r\n }\r\n if (this === Error) {\r\n const nativeError = global[ERROR_SYMBOL];\r\n if (nativeError) {\r\n return originalFunctionToString.call(nativeError);\r\n }\r\n }\r\n }\r\n return originalFunctionToString.call(this);\r\n };\r\n newFunctionToString[ORIGINAL_DELEGATE_SYMBOL] = originalFunctionToString;\r\n Function.prototype.toString = newFunctionToString;\r\n // patch Object.prototype.toString to let them look like native\r\n const originalObjectToString = Object.prototype.toString;\r\n const PROMISE_OBJECT_TO_STRING = '[object Promise]';\r\n Object.prototype.toString = function () {\r\n if (typeof Promise === 'function' && this instanceof Promise) {\r\n return PROMISE_OBJECT_TO_STRING;\r\n }\r\n return originalObjectToString.call(this);\r\n };\r\n});\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nlet passiveSupported = false;\r\nif (typeof window !== 'undefined') {\r\n try {\r\n const options = Object.defineProperty({}, 'passive', {\r\n get: function () {\r\n passiveSupported = true;\r\n }\r\n });\r\n // Note: We pass the `options` object as the event handler too. This is not compatible with the\r\n // signature of `addEventListener` or `removeEventListener` but enables us to remove the handler\r\n // without an actual handler.\r\n window.addEventListener('test', options, options);\r\n window.removeEventListener('test', options, options);\r\n }\r\n catch (err) {\r\n passiveSupported = false;\r\n }\r\n}\r\n// an identifier to tell ZoneTask do not create a new invoke closure\r\nconst OPTIMIZED_ZONE_EVENT_TASK_DATA = {\r\n useG: true\r\n};\r\nconst zoneSymbolEventNames = {};\r\nconst globalSources = {};\r\nconst EVENT_NAME_SYMBOL_REGX = new RegExp('^' + ZONE_SYMBOL_PREFIX + '(\\\\w+)(true|false)$');\r\nconst IMMEDIATE_PROPAGATION_SYMBOL = zoneSymbol('propagationStopped');\r\nfunction prepareEventNames(eventName, eventNameToString) {\r\n const falseEventName = (eventNameToString ? eventNameToString(eventName) : eventName) + FALSE_STR;\r\n const trueEventName = (eventNameToString ? eventNameToString(eventName) : eventName) + TRUE_STR;\r\n const symbol = ZONE_SYMBOL_PREFIX + falseEventName;\r\n const symbolCapture = ZONE_SYMBOL_PREFIX + trueEventName;\r\n zoneSymbolEventNames[eventName] = {};\r\n zoneSymbolEventNames[eventName][FALSE_STR] = symbol;\r\n zoneSymbolEventNames[eventName][TRUE_STR] = symbolCapture;\r\n}\r\nfunction patchEventTarget(_global, api, apis, patchOptions) {\r\n const ADD_EVENT_LISTENER = (patchOptions && patchOptions.add) || ADD_EVENT_LISTENER_STR;\r\n const REMOVE_EVENT_LISTENER = (patchOptions && patchOptions.rm) || REMOVE_EVENT_LISTENER_STR;\r\n const LISTENERS_EVENT_LISTENER = (patchOptions && patchOptions.listeners) || 'eventListeners';\r\n const REMOVE_ALL_LISTENERS_EVENT_LISTENER = (patchOptions && patchOptions.rmAll) || 'removeAllListeners';\r\n const zoneSymbolAddEventListener = zoneSymbol(ADD_EVENT_LISTENER);\r\n const ADD_EVENT_LISTENER_SOURCE = '.' + ADD_EVENT_LISTENER + ':';\r\n const PREPEND_EVENT_LISTENER = 'prependListener';\r\n const PREPEND_EVENT_LISTENER_SOURCE = '.' + PREPEND_EVENT_LISTENER + ':';\r\n const invokeTask = function (task, target, event) {\r\n // for better performance, check isRemoved which is set\r\n // by removeEventListener\r\n if (task.isRemoved) {\r\n return;\r\n }\r\n const delegate = task.callback;\r\n if (typeof delegate === 'object' && delegate.handleEvent) {\r\n // create the bind version of handleEvent when invoke\r\n task.callback = (event) => delegate.handleEvent(event);\r\n task.originalDelegate = delegate;\r\n }\r\n // invoke static task.invoke\r\n // need to try/catch error here, otherwise, the error in one event listener\r\n // will break the executions of the other event listeners. Also error will\r\n // not remove the event listener when `once` options is true.\r\n let error;\r\n try {\r\n task.invoke(task, target, [event]);\r\n }\r\n catch (err) {\r\n error = err;\r\n }\r\n const options = task.options;\r\n if (options && typeof options === 'object' && options.once) {\r\n // if options.once is true, after invoke once remove listener here\r\n // only browser need to do this, nodejs eventEmitter will cal removeListener\r\n // inside EventEmitter.once\r\n const delegate = task.originalDelegate ? task.originalDelegate : task.callback;\r\n target[REMOVE_EVENT_LISTENER].call(target, event.type, delegate, options);\r\n }\r\n return error;\r\n };\r\n function globalCallback(context, event, isCapture) {\r\n // https://github.com/angular/zone.js/issues/911, in IE, sometimes\r\n // event will be undefined, so we need to use window.event\r\n event = event || _global.event;\r\n if (!event) {\r\n return;\r\n }\r\n // event.target is needed for Samsung TV and SourceBuffer\r\n // || global is needed https://github.com/angular/zone.js/issues/190\r\n const target = context || event.target || _global;\r\n const tasks = target[zoneSymbolEventNames[event.type][isCapture ? TRUE_STR : FALSE_STR]];\r\n if (tasks) {\r\n const errors = [];\r\n // invoke all tasks which attached to current target with given event.type and capture = false\r\n // for performance concern, if task.length === 1, just invoke\r\n if (tasks.length === 1) {\r\n const err = invokeTask(tasks[0], target, event);\r\n err && errors.push(err);\r\n }\r\n else {\r\n // https://github.com/angular/zone.js/issues/836\r\n // copy the tasks array before invoke, to avoid\r\n // the callback will remove itself or other listener\r\n const copyTasks = tasks.slice();\r\n for (let i = 0; i < copyTasks.length; i++) {\r\n if (event && event[IMMEDIATE_PROPAGATION_SYMBOL] === true) {\r\n break;\r\n }\r\n const err = invokeTask(copyTasks[i], target, event);\r\n err && errors.push(err);\r\n }\r\n }\r\n // Since there is only one error, we don't need to schedule microTask\r\n // to throw the error.\r\n if (errors.length === 1) {\r\n throw errors[0];\r\n }\r\n else {\r\n for (let i = 0; i < errors.length; i++) {\r\n const err = errors[i];\r\n api.nativeScheduleMicroTask(() => {\r\n throw err;\r\n });\r\n }\r\n }\r\n }\r\n }\r\n // global shared zoneAwareCallback to handle all event callback with capture = false\r\n const globalZoneAwareCallback = function (event) {\r\n return globalCallback(this, event, false);\r\n };\r\n // global shared zoneAwareCallback to handle all event callback with capture = true\r\n const globalZoneAwareCaptureCallback = function (event) {\r\n return globalCallback(this, event, true);\r\n };\r\n function patchEventTargetMethods(obj, patchOptions) {\r\n if (!obj) {\r\n return false;\r\n }\r\n let useGlobalCallback = true;\r\n if (patchOptions && patchOptions.useG !== undefined) {\r\n useGlobalCallback = patchOptions.useG;\r\n }\r\n const validateHandler = patchOptions && patchOptions.vh;\r\n let checkDuplicate = true;\r\n if (patchOptions && patchOptions.chkDup !== undefined) {\r\n checkDuplicate = patchOptions.chkDup;\r\n }\r\n let returnTarget = false;\r\n if (patchOptions && patchOptions.rt !== undefined) {\r\n returnTarget = patchOptions.rt;\r\n }\r\n let proto = obj;\r\n while (proto && !proto.hasOwnProperty(ADD_EVENT_LISTENER)) {\r\n proto = ObjectGetPrototypeOf(proto);\r\n }\r\n if (!proto && obj[ADD_EVENT_LISTENER]) {\r\n // somehow we did not find it, but we can see it. This happens on IE for Window properties.\r\n proto = obj;\r\n }\r\n if (!proto) {\r\n return false;\r\n }\r\n if (proto[zoneSymbolAddEventListener]) {\r\n return false;\r\n }\r\n const eventNameToString = patchOptions && patchOptions.eventNameToString;\r\n // a shared global taskData to pass data for scheduleEventTask\r\n // so we do not need to create a new object just for pass some data\r\n const taskData = {};\r\n const nativeAddEventListener = proto[zoneSymbolAddEventListener] = proto[ADD_EVENT_LISTENER];\r\n const nativeRemoveEventListener = proto[zoneSymbol(REMOVE_EVENT_LISTENER)] =\r\n proto[REMOVE_EVENT_LISTENER];\r\n const nativeListeners = proto[zoneSymbol(LISTENERS_EVENT_LISTENER)] =\r\n proto[LISTENERS_EVENT_LISTENER];\r\n const nativeRemoveAllListeners = proto[zoneSymbol(REMOVE_ALL_LISTENERS_EVENT_LISTENER)] =\r\n proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER];\r\n let nativePrependEventListener;\r\n if (patchOptions && patchOptions.prepend) {\r\n nativePrependEventListener = proto[zoneSymbol(patchOptions.prepend)] =\r\n proto[patchOptions.prepend];\r\n }\r\n /**\r\n * This util function will build an option object with passive option\r\n * to handle all possible input from the user.\r\n */\r\n function buildEventListenerOptions(options, passive) {\r\n if (!passiveSupported && typeof options === 'object' && options) {\r\n // doesn't support passive but user want to pass an object as options.\r\n // this will not work on some old browser, so we just pass a boolean\r\n // as useCapture parameter\r\n return !!options.capture;\r\n }\r\n if (!passiveSupported || !passive) {\r\n return options;\r\n }\r\n if (typeof options === 'boolean') {\r\n return { capture: options, passive: true };\r\n }\r\n if (!options) {\r\n return { passive: true };\r\n }\r\n if (typeof options === 'object' && options.passive !== false) {\r\n return Object.assign(Object.assign({}, options), { passive: true });\r\n }\r\n return options;\r\n }\r\n const customScheduleGlobal = function (task) {\r\n // if there is already a task for the eventName + capture,\r\n // just return, because we use the shared globalZoneAwareCallback here.\r\n if (taskData.isExisting) {\r\n return;\r\n }\r\n return nativeAddEventListener.call(taskData.target, taskData.eventName, taskData.capture ? globalZoneAwareCaptureCallback : globalZoneAwareCallback, taskData.options);\r\n };\r\n const customCancelGlobal = function (task) {\r\n // if task is not marked as isRemoved, this call is directly\r\n // from Zone.prototype.cancelTask, we should remove the task\r\n // from tasksList of target first\r\n if (!task.isRemoved) {\r\n const symbolEventNames = zoneSymbolEventNames[task.eventName];\r\n let symbolEventName;\r\n if (symbolEventNames) {\r\n symbolEventName = symbolEventNames[task.capture ? TRUE_STR : FALSE_STR];\r\n }\r\n const existingTasks = symbolEventName && task.target[symbolEventName];\r\n if (existingTasks) {\r\n for (let i = 0; i < existingTasks.length; i++) {\r\n const existingTask = existingTasks[i];\r\n if (existingTask === task) {\r\n existingTasks.splice(i, 1);\r\n // set isRemoved to data for faster invokeTask check\r\n task.isRemoved = true;\r\n if (existingTasks.length === 0) {\r\n // all tasks for the eventName + capture have gone,\r\n // remove globalZoneAwareCallback and remove the task cache from target\r\n task.allRemoved = true;\r\n task.target[symbolEventName] = null;\r\n }\r\n break;\r\n }\r\n }\r\n }\r\n }\r\n // if all tasks for the eventName + capture have gone,\r\n // we will really remove the global event callback,\r\n // if not, return\r\n if (!task.allRemoved) {\r\n return;\r\n }\r\n return nativeRemoveEventListener.call(task.target, task.eventName, task.capture ? globalZoneAwareCaptureCallback : globalZoneAwareCallback, task.options);\r\n };\r\n const customScheduleNonGlobal = function (task) {\r\n return nativeAddEventListener.call(taskData.target, taskData.eventName, task.invoke, taskData.options);\r\n };\r\n const customSchedulePrepend = function (task) {\r\n return nativePrependEventListener.call(taskData.target, taskData.eventName, task.invoke, taskData.options);\r\n };\r\n const customCancelNonGlobal = function (task) {\r\n return nativeRemoveEventListener.call(task.target, task.eventName, task.invoke, task.options);\r\n };\r\n const customSchedule = useGlobalCallback ? customScheduleGlobal : customScheduleNonGlobal;\r\n const customCancel = useGlobalCallback ? customCancelGlobal : customCancelNonGlobal;\r\n const compareTaskCallbackVsDelegate = function (task, delegate) {\r\n const typeOfDelegate = typeof delegate;\r\n return (typeOfDelegate === 'function' && task.callback === delegate) ||\r\n (typeOfDelegate === 'object' && task.originalDelegate === delegate);\r\n };\r\n const compare = (patchOptions && patchOptions.diff) ? patchOptions.diff : compareTaskCallbackVsDelegate;\r\n const unpatchedEvents = Zone[zoneSymbol('UNPATCHED_EVENTS')];\r\n const passiveEvents = _global[zoneSymbol('PASSIVE_EVENTS')];\r\n const makeAddListener = function (nativeListener, addSource, customScheduleFn, customCancelFn, returnTarget = false, prepend = false) {\r\n return function () {\r\n const target = this || _global;\r\n let eventName = arguments[0];\r\n if (patchOptions && patchOptions.transferEventName) {\r\n eventName = patchOptions.transferEventName(eventName);\r\n }\r\n let delegate = arguments[1];\r\n if (!delegate) {\r\n return nativeListener.apply(this, arguments);\r\n }\r\n if (isNode && eventName === 'uncaughtException') {\r\n // don't patch uncaughtException of nodejs to prevent endless loop\r\n return nativeListener.apply(this, arguments);\r\n }\r\n // don't create the bind delegate function for handleEvent\r\n // case here to improve addEventListener performance\r\n // we will create the bind delegate when invoke\r\n let isHandleEvent = false;\r\n if (typeof delegate !== 'function') {\r\n if (!delegate.handleEvent) {\r\n return nativeListener.apply(this, arguments);\r\n }\r\n isHandleEvent = true;\r\n }\r\n if (validateHandler && !validateHandler(nativeListener, delegate, target, arguments)) {\r\n return;\r\n }\r\n const passive = passiveSupported && !!passiveEvents && passiveEvents.indexOf(eventName) !== -1;\r\n const options = buildEventListenerOptions(arguments[2], passive);\r\n if (unpatchedEvents) {\r\n // check unpatched list\r\n for (let i = 0; i < unpatchedEvents.length; i++) {\r\n if (eventName === unpatchedEvents[i]) {\r\n if (passive) {\r\n return nativeListener.call(target, eventName, delegate, options);\r\n }\r\n else {\r\n return nativeListener.apply(this, arguments);\r\n }\r\n }\r\n }\r\n }\r\n const capture = !options ? false : typeof options === 'boolean' ? true : options.capture;\r\n const once = options && typeof options === 'object' ? options.once : false;\r\n const zone = Zone.current;\r\n let symbolEventNames = zoneSymbolEventNames[eventName];\r\n if (!symbolEventNames) {\r\n prepareEventNames(eventName, eventNameToString);\r\n symbolEventNames = zoneSymbolEventNames[eventName];\r\n }\r\n const symbolEventName = symbolEventNames[capture ? TRUE_STR : FALSE_STR];\r\n let existingTasks = target[symbolEventName];\r\n let isExisting = false;\r\n if (existingTasks) {\r\n // already have task registered\r\n isExisting = true;\r\n if (checkDuplicate) {\r\n for (let i = 0; i < existingTasks.length; i++) {\r\n if (compare(existingTasks[i], delegate)) {\r\n // same callback, same capture, same event name, just return\r\n return;\r\n }\r\n }\r\n }\r\n }\r\n else {\r\n existingTasks = target[symbolEventName] = [];\r\n }\r\n let source;\r\n const constructorName = target.constructor['name'];\r\n const targetSource = globalSources[constructorName];\r\n if (targetSource) {\r\n source = targetSource[eventName];\r\n }\r\n if (!source) {\r\n source = constructorName + addSource +\r\n (eventNameToString ? eventNameToString(eventName) : eventName);\r\n }\r\n // do not create a new object as task.data to pass those things\r\n // just use the global shared one\r\n taskData.options = options;\r\n if (once) {\r\n // if addEventListener with once options, we don't pass it to\r\n // native addEventListener, instead we keep the once setting\r\n // and handle ourselves.\r\n taskData.options.once = false;\r\n }\r\n taskData.target = target;\r\n taskData.capture = capture;\r\n taskData.eventName = eventName;\r\n taskData.isExisting = isExisting;\r\n const data = useGlobalCallback ? OPTIMIZED_ZONE_EVENT_TASK_DATA : undefined;\r\n // keep taskData into data to allow onScheduleEventTask to access the task information\r\n if (data) {\r\n data.taskData = taskData;\r\n }\r\n const task = zone.scheduleEventTask(source, delegate, data, customScheduleFn, customCancelFn);\r\n // should clear taskData.target to avoid memory leak\r\n // issue, https://github.com/angular/angular/issues/20442\r\n taskData.target = null;\r\n // need to clear up taskData because it is a global object\r\n if (data) {\r\n data.taskData = null;\r\n }\r\n // have to save those information to task in case\r\n // application may call task.zone.cancelTask() directly\r\n if (once) {\r\n options.once = true;\r\n }\r\n if (!(!passiveSupported && typeof task.options === 'boolean')) {\r\n // if not support passive, and we pass an option object\r\n // to addEventListener, we should save the options to task\r\n task.options = options;\r\n }\r\n task.target = target;\r\n task.capture = capture;\r\n task.eventName = eventName;\r\n if (isHandleEvent) {\r\n // save original delegate for compare to check duplicate\r\n task.originalDelegate = delegate;\r\n }\r\n if (!prepend) {\r\n existingTasks.push(task);\r\n }\r\n else {\r\n existingTasks.unshift(task);\r\n }\r\n if (returnTarget) {\r\n return target;\r\n }\r\n };\r\n };\r\n proto[ADD_EVENT_LISTENER] = makeAddListener(nativeAddEventListener, ADD_EVENT_LISTENER_SOURCE, customSchedule, customCancel, returnTarget);\r\n if (nativePrependEventListener) {\r\n proto[PREPEND_EVENT_LISTENER] = makeAddListener(nativePrependEventListener, PREPEND_EVENT_LISTENER_SOURCE, customSchedulePrepend, customCancel, returnTarget, true);\r\n }\r\n proto[REMOVE_EVENT_LISTENER] = function () {\r\n const target = this || _global;\r\n let eventName = arguments[0];\r\n if (patchOptions && patchOptions.transferEventName) {\r\n eventName = patchOptions.transferEventName(eventName);\r\n }\r\n const options = arguments[2];\r\n const capture = !options ? false : typeof options === 'boolean' ? true : options.capture;\r\n const delegate = arguments[1];\r\n if (!delegate) {\r\n return nativeRemoveEventListener.apply(this, arguments);\r\n }\r\n if (validateHandler &&\r\n !validateHandler(nativeRemoveEventListener, delegate, target, arguments)) {\r\n return;\r\n }\r\n const symbolEventNames = zoneSymbolEventNames[eventName];\r\n let symbolEventName;\r\n if (symbolEventNames) {\r\n symbolEventName = symbolEventNames[capture ? TRUE_STR : FALSE_STR];\r\n }\r\n const existingTasks = symbolEventName && target[symbolEventName];\r\n if (existingTasks) {\r\n for (let i = 0; i < existingTasks.length; i++) {\r\n const existingTask = existingTasks[i];\r\n if (compare(existingTask, delegate)) {\r\n existingTasks.splice(i, 1);\r\n // set isRemoved to data for faster invokeTask check\r\n existingTask.isRemoved = true;\r\n if (existingTasks.length === 0) {\r\n // all tasks for the eventName + capture have gone,\r\n // remove globalZoneAwareCallback and remove the task cache from target\r\n existingTask.allRemoved = true;\r\n target[symbolEventName] = null;\r\n // in the target, we have an event listener which is added by on_property\r\n // such as target.onclick = function() {}, so we need to clear this internal\r\n // property too if all delegates all removed\r\n if (typeof eventName === 'string') {\r\n const onPropertySymbol = ZONE_SYMBOL_PREFIX + 'ON_PROPERTY' + eventName;\r\n target[onPropertySymbol] = null;\r\n }\r\n }\r\n existingTask.zone.cancelTask(existingTask);\r\n if (returnTarget) {\r\n return target;\r\n }\r\n return;\r\n }\r\n }\r\n }\r\n // issue 930, didn't find the event name or callback\r\n // from zone kept existingTasks, the callback maybe\r\n // added outside of zone, we need to call native removeEventListener\r\n // to try to remove it.\r\n return nativeRemoveEventListener.apply(this, arguments);\r\n };\r\n proto[LISTENERS_EVENT_LISTENER] = function () {\r\n const target = this || _global;\r\n let eventName = arguments[0];\r\n if (patchOptions && patchOptions.transferEventName) {\r\n eventName = patchOptions.transferEventName(eventName);\r\n }\r\n const listeners = [];\r\n const tasks = findEventTasks(target, eventNameToString ? eventNameToString(eventName) : eventName);\r\n for (let i = 0; i < tasks.length; i++) {\r\n const task = tasks[i];\r\n let delegate = task.originalDelegate ? task.originalDelegate : task.callback;\r\n listeners.push(delegate);\r\n }\r\n return listeners;\r\n };\r\n proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER] = function () {\r\n const target = this || _global;\r\n let eventName = arguments[0];\r\n if (!eventName) {\r\n const keys = Object.keys(target);\r\n for (let i = 0; i < keys.length; i++) {\r\n const prop = keys[i];\r\n const match = EVENT_NAME_SYMBOL_REGX.exec(prop);\r\n let evtName = match && match[1];\r\n // in nodejs EventEmitter, removeListener event is\r\n // used for monitoring the removeListener call,\r\n // so just keep removeListener eventListener until\r\n // all other eventListeners are removed\r\n if (evtName && evtName !== 'removeListener') {\r\n this[REMOVE_ALL_LISTENERS_EVENT_LISTENER].call(this, evtName);\r\n }\r\n }\r\n // remove removeListener listener finally\r\n this[REMOVE_ALL_LISTENERS_EVENT_LISTENER].call(this, 'removeListener');\r\n }\r\n else {\r\n if (patchOptions && patchOptions.transferEventName) {\r\n eventName = patchOptions.transferEventName(eventName);\r\n }\r\n const symbolEventNames = zoneSymbolEventNames[eventName];\r\n if (symbolEventNames) {\r\n const symbolEventName = symbolEventNames[FALSE_STR];\r\n const symbolCaptureEventName = symbolEventNames[TRUE_STR];\r\n const tasks = target[symbolEventName];\r\n const captureTasks = target[symbolCaptureEventName];\r\n if (tasks) {\r\n const removeTasks = tasks.slice();\r\n for (let i = 0; i < removeTasks.length; i++) {\r\n const task = removeTasks[i];\r\n let delegate = task.originalDelegate ? task.originalDelegate : task.callback;\r\n this[REMOVE_EVENT_LISTENER].call(this, eventName, delegate, task.options);\r\n }\r\n }\r\n if (captureTasks) {\r\n const removeTasks = captureTasks.slice();\r\n for (let i = 0; i < removeTasks.length; i++) {\r\n const task = removeTasks[i];\r\n let delegate = task.originalDelegate ? task.originalDelegate : task.callback;\r\n this[REMOVE_EVENT_LISTENER].call(this, eventName, delegate, task.options);\r\n }\r\n }\r\n }\r\n }\r\n if (returnTarget) {\r\n return this;\r\n }\r\n };\r\n // for native toString patch\r\n attachOriginToPatched(proto[ADD_EVENT_LISTENER], nativeAddEventListener);\r\n attachOriginToPatched(proto[REMOVE_EVENT_LISTENER], nativeRemoveEventListener);\r\n if (nativeRemoveAllListeners) {\r\n attachOriginToPatched(proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER], nativeRemoveAllListeners);\r\n }\r\n if (nativeListeners) {\r\n attachOriginToPatched(proto[LISTENERS_EVENT_LISTENER], nativeListeners);\r\n }\r\n return true;\r\n }\r\n let results = [];\r\n for (let i = 0; i < apis.length; i++) {\r\n results[i] = patchEventTargetMethods(apis[i], patchOptions);\r\n }\r\n return results;\r\n}\r\nfunction findEventTasks(target, eventName) {\r\n if (!eventName) {\r\n const foundTasks = [];\r\n for (let prop in target) {\r\n const match = EVENT_NAME_SYMBOL_REGX.exec(prop);\r\n let evtName = match && match[1];\r\n if (evtName && (!eventName || evtName === eventName)) {\r\n const tasks = target[prop];\r\n if (tasks) {\r\n for (let i = 0; i < tasks.length; i++) {\r\n foundTasks.push(tasks[i]);\r\n }\r\n }\r\n }\r\n }\r\n return foundTasks;\r\n }\r\n let symbolEventName = zoneSymbolEventNames[eventName];\r\n if (!symbolEventName) {\r\n prepareEventNames(eventName);\r\n symbolEventName = zoneSymbolEventNames[eventName];\r\n }\r\n const captureFalseTasks = target[symbolEventName[FALSE_STR]];\r\n const captureTrueTasks = target[symbolEventName[TRUE_STR]];\r\n if (!captureFalseTasks) {\r\n return captureTrueTasks ? captureTrueTasks.slice() : [];\r\n }\r\n else {\r\n return captureTrueTasks ? captureFalseTasks.concat(captureTrueTasks) :\r\n captureFalseTasks.slice();\r\n }\r\n}\r\nfunction patchEventPrototype(global, api) {\r\n const Event = global['Event'];\r\n if (Event && Event.prototype) {\r\n api.patchMethod(Event.prototype, 'stopImmediatePropagation', (delegate) => function (self, args) {\r\n self[IMMEDIATE_PROPAGATION_SYMBOL] = true;\r\n // we need to call the native stopImmediatePropagation\r\n // in case in some hybrid application, some part of\r\n // application will be controlled by zone, some are not\r\n delegate && delegate.apply(self, args);\r\n });\r\n }\r\n}\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nfunction patchCallbacks(api, target, targetName, method, callbacks) {\r\n const symbol = Zone.__symbol__(method);\r\n if (target[symbol]) {\r\n return;\r\n }\r\n const nativeDelegate = target[symbol] = target[method];\r\n target[method] = function (name, opts, options) {\r\n if (opts && opts.prototype) {\r\n callbacks.forEach(function (callback) {\r\n const source = `${targetName}.${method}::` + callback;\r\n const prototype = opts.prototype;\r\n // Note: the `patchCallbacks` is used for patching the `document.registerElement` and\r\n // `customElements.define`. We explicitly wrap the patching code into try-catch since\r\n // callbacks may be already patched by other web components frameworks (e.g. LWC), and they\r\n // make those properties non-writable. This means that patching callback will throw an error\r\n // `cannot assign to read-only property`. See this code as an example:\r\n // https://github.com/salesforce/lwc/blob/master/packages/@lwc/engine-core/src/framework/base-bridge-element.ts#L180-L186\r\n // We don't want to stop the application rendering if we couldn't patch some\r\n // callback, e.g. `attributeChangedCallback`.\r\n try {\r\n if (prototype.hasOwnProperty(callback)) {\r\n const descriptor = api.ObjectGetOwnPropertyDescriptor(prototype, callback);\r\n if (descriptor && descriptor.value) {\r\n descriptor.value = api.wrapWithCurrentZone(descriptor.value, source);\r\n api._redefineProperty(opts.prototype, callback, descriptor);\r\n }\r\n else if (prototype[callback]) {\r\n prototype[callback] = api.wrapWithCurrentZone(prototype[callback], source);\r\n }\r\n }\r\n else if (prototype[callback]) {\r\n prototype[callback] = api.wrapWithCurrentZone(prototype[callback], source);\r\n }\r\n }\r\n catch (_a) {\r\n // Note: we leave the catch block empty since there's no way to handle the error related\r\n // to non-writable property.\r\n }\r\n });\r\n }\r\n return nativeDelegate.call(target, name, opts, options);\r\n };\r\n api.attachOriginToPatched(target[method], nativeDelegate);\r\n}\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nfunction filterProperties(target, onProperties, ignoreProperties) {\r\n if (!ignoreProperties || ignoreProperties.length === 0) {\r\n return onProperties;\r\n }\r\n const tip = ignoreProperties.filter(ip => ip.target === target);\r\n if (!tip || tip.length === 0) {\r\n return onProperties;\r\n }\r\n const targetIgnoreProperties = tip[0].ignoreProperties;\r\n return onProperties.filter(op => targetIgnoreProperties.indexOf(op) === -1);\r\n}\r\nfunction patchFilteredProperties(target, onProperties, ignoreProperties, prototype) {\r\n // check whether target is available, sometimes target will be undefined\r\n // because different browser or some 3rd party plugin.\r\n if (!target) {\r\n return;\r\n }\r\n const filteredProperties = filterProperties(target, onProperties, ignoreProperties);\r\n patchOnProperties(target, filteredProperties, prototype);\r\n}\r\n/**\r\n * Get all event name properties which the event name startsWith `on`\r\n * from the target object itself, inherited properties are not considered.\r\n */\r\nfunction getOnEventNames(target) {\r\n return Object.getOwnPropertyNames(target)\r\n .filter(name => name.startsWith('on') && name.length > 2)\r\n .map(name => name.substring(2));\r\n}\r\nfunction propertyDescriptorPatch(api, _global) {\r\n if (isNode && !isMix) {\r\n return;\r\n }\r\n if (Zone[api.symbol('patchEvents')]) {\r\n // events are already been patched by legacy patch.\r\n return;\r\n }\r\n const ignoreProperties = _global['__Zone_ignore_on_properties'];\r\n // for browsers that we can patch the descriptor: Chrome & Firefox\r\n let patchTargets = [];\r\n if (isBrowser) {\r\n const internalWindow = window;\r\n patchTargets = patchTargets.concat([\r\n 'Document', 'SVGElement', 'Element', 'HTMLElement', 'HTMLBodyElement', 'HTMLMediaElement',\r\n 'HTMLFrameSetElement', 'HTMLFrameElement', 'HTMLIFrameElement', 'HTMLMarqueeElement', 'Worker'\r\n ]);\r\n const ignoreErrorProperties = isIE() ? [{ target: internalWindow, ignoreProperties: ['error'] }] : [];\r\n // in IE/Edge, onProp not exist in window object, but in WindowPrototype\r\n // so we need to pass WindowPrototype to check onProp exist or not\r\n patchFilteredProperties(internalWindow, getOnEventNames(internalWindow), ignoreProperties ? ignoreProperties.concat(ignoreErrorProperties) : ignoreProperties, ObjectGetPrototypeOf(internalWindow));\r\n }\r\n patchTargets = patchTargets.concat([\r\n 'XMLHttpRequest', 'XMLHttpRequestEventTarget', 'IDBIndex', 'IDBRequest', 'IDBOpenDBRequest',\r\n 'IDBDatabase', 'IDBTransaction', 'IDBCursor', 'WebSocket'\r\n ]);\r\n for (let i = 0; i < patchTargets.length; i++) {\r\n const target = _global[patchTargets[i]];\r\n target && target.prototype &&\r\n patchFilteredProperties(target.prototype, getOnEventNames(target.prototype), ignoreProperties);\r\n }\r\n}\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nZone.__load_patch('util', (global, Zone, api) => {\r\n // Collect native event names by looking at properties\r\n // on the global namespace, e.g. 'onclick'.\r\n const eventNames = getOnEventNames(global);\r\n api.patchOnProperties = patchOnProperties;\r\n api.patchMethod = patchMethod;\r\n api.bindArguments = bindArguments;\r\n api.patchMacroTask = patchMacroTask;\r\n // In earlier version of zone.js (<0.9.0), we use env name `__zone_symbol__BLACK_LISTED_EVENTS` to\r\n // define which events will not be patched by `Zone.js`.\r\n // In newer version (>=0.9.0), we change the env name to `__zone_symbol__UNPATCHED_EVENTS` to keep\r\n // the name consistent with angular repo.\r\n // The `__zone_symbol__BLACK_LISTED_EVENTS` is deprecated, but it is still be supported for\r\n // backwards compatibility.\r\n const SYMBOL_BLACK_LISTED_EVENTS = Zone.__symbol__('BLACK_LISTED_EVENTS');\r\n const SYMBOL_UNPATCHED_EVENTS = Zone.__symbol__('UNPATCHED_EVENTS');\r\n if (global[SYMBOL_UNPATCHED_EVENTS]) {\r\n global[SYMBOL_BLACK_LISTED_EVENTS] = global[SYMBOL_UNPATCHED_EVENTS];\r\n }\r\n if (global[SYMBOL_BLACK_LISTED_EVENTS]) {\r\n Zone[SYMBOL_BLACK_LISTED_EVENTS] = Zone[SYMBOL_UNPATCHED_EVENTS] =\r\n global[SYMBOL_BLACK_LISTED_EVENTS];\r\n }\r\n api.patchEventPrototype = patchEventPrototype;\r\n api.patchEventTarget = patchEventTarget;\r\n api.isIEOrEdge = isIEOrEdge;\r\n api.ObjectDefineProperty = ObjectDefineProperty;\r\n api.ObjectGetOwnPropertyDescriptor = ObjectGetOwnPropertyDescriptor;\r\n api.ObjectCreate = ObjectCreate;\r\n api.ArraySlice = ArraySlice;\r\n api.patchClass = patchClass;\r\n api.wrapWithCurrentZone = wrapWithCurrentZone;\r\n api.filterProperties = filterProperties;\r\n api.attachOriginToPatched = attachOriginToPatched;\r\n api._redefineProperty = Object.defineProperty;\r\n api.patchCallbacks = patchCallbacks;\r\n api.getGlobalObjects = () => ({\r\n globalSources,\r\n zoneSymbolEventNames,\r\n eventNames,\r\n isBrowser,\r\n isMix,\r\n isNode,\r\n TRUE_STR,\r\n FALSE_STR,\r\n ZONE_SYMBOL_PREFIX,\r\n ADD_EVENT_LISTENER_STR,\r\n REMOVE_EVENT_LISTENER_STR\r\n });\r\n});\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nconst taskSymbol = zoneSymbol('zoneTask');\r\nfunction patchTimer(window, setName, cancelName, nameSuffix) {\r\n let setNative = null;\r\n let clearNative = null;\r\n setName += nameSuffix;\r\n cancelName += nameSuffix;\r\n const tasksByHandleId = {};\r\n function scheduleTask(task) {\r\n const data = task.data;\r\n data.args[0] = function () {\r\n return task.invoke.apply(this, arguments);\r\n };\r\n data.handleId = setNative.apply(window, data.args);\r\n return task;\r\n }\r\n function clearTask(task) {\r\n return clearNative.call(window, task.data.handleId);\r\n }\r\n setNative =\r\n patchMethod(window, setName, (delegate) => function (self, args) {\r\n if (typeof args[0] === 'function') {\r\n const options = {\r\n isPeriodic: nameSuffix === 'Interval',\r\n delay: (nameSuffix === 'Timeout' || nameSuffix === 'Interval') ? args[1] || 0 :\r\n undefined,\r\n args: args\r\n };\r\n const callback = args[0];\r\n args[0] = function timer() {\r\n try {\r\n return callback.apply(this, arguments);\r\n }\r\n finally {\r\n // issue-934, task will be cancelled\r\n // even it is a periodic task such as\r\n // setInterval\r\n // https://github.com/angular/angular/issues/40387\r\n // Cleanup tasksByHandleId should be handled before scheduleTask\r\n // Since some zoneSpec may intercept and doesn't trigger\r\n // scheduleFn(scheduleTask) provided here.\r\n if (!(options.isPeriodic)) {\r\n if (typeof options.handleId === 'number') {\r\n // in non-nodejs env, we remove timerId\r\n // from local cache\r\n delete tasksByHandleId[options.handleId];\r\n }\r\n else if (options.handleId) {\r\n // Node returns complex objects as handleIds\r\n // we remove task reference from timer object\r\n options.handleId[taskSymbol] = null;\r\n }\r\n }\r\n }\r\n };\r\n const task = scheduleMacroTaskWithCurrentZone(setName, args[0], options, scheduleTask, clearTask);\r\n if (!task) {\r\n return task;\r\n }\r\n // Node.js must additionally support the ref and unref functions.\r\n const handle = task.data.handleId;\r\n if (typeof handle === 'number') {\r\n // for non nodejs env, we save handleId: task\r\n // mapping in local cache for clearTimeout\r\n tasksByHandleId[handle] = task;\r\n }\r\n else if (handle) {\r\n // for nodejs env, we save task\r\n // reference in timerId Object for clearTimeout\r\n handle[taskSymbol] = task;\r\n }\r\n // check whether handle is null, because some polyfill or browser\r\n // may return undefined from setTimeout/setInterval/setImmediate/requestAnimationFrame\r\n if (handle && handle.ref && handle.unref && typeof handle.ref === 'function' &&\r\n typeof handle.unref === 'function') {\r\n task.ref = handle.ref.bind(handle);\r\n task.unref = handle.unref.bind(handle);\r\n }\r\n if (typeof handle === 'number' || handle) {\r\n return handle;\r\n }\r\n return task;\r\n }\r\n else {\r\n // cause an error by calling it directly.\r\n return delegate.apply(window, args);\r\n }\r\n });\r\n clearNative =\r\n patchMethod(window, cancelName, (delegate) => function (self, args) {\r\n const id = args[0];\r\n let task;\r\n if (typeof id === 'number') {\r\n // non nodejs env.\r\n task = tasksByHandleId[id];\r\n }\r\n else {\r\n // nodejs env.\r\n task = id && id[taskSymbol];\r\n // other environments.\r\n if (!task) {\r\n task = id;\r\n }\r\n }\r\n if (task && typeof task.type === 'string') {\r\n if (task.state !== 'notScheduled' &&\r\n (task.cancelFn && task.data.isPeriodic || task.runCount === 0)) {\r\n if (typeof id === 'number') {\r\n delete tasksByHandleId[id];\r\n }\r\n else if (id) {\r\n id[taskSymbol] = null;\r\n }\r\n // Do not cancel already canceled functions\r\n task.zone.cancelTask(task);\r\n }\r\n }\r\n else {\r\n // cause an error by calling it directly.\r\n delegate.apply(window, args);\r\n }\r\n });\r\n}\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nfunction patchCustomElements(_global, api) {\r\n const { isBrowser, isMix } = api.getGlobalObjects();\r\n if ((!isBrowser && !isMix) || !_global['customElements'] || !('customElements' in _global)) {\r\n return;\r\n }\r\n const callbacks = ['connectedCallback', 'disconnectedCallback', 'adoptedCallback', 'attributeChangedCallback'];\r\n api.patchCallbacks(api, _global.customElements, 'customElements', 'define', callbacks);\r\n}\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nfunction eventTargetPatch(_global, api) {\r\n if (Zone[api.symbol('patchEventTarget')]) {\r\n // EventTarget is already patched.\r\n return;\r\n }\r\n const { eventNames, zoneSymbolEventNames, TRUE_STR, FALSE_STR, ZONE_SYMBOL_PREFIX } = api.getGlobalObjects();\r\n // predefine all __zone_symbol__ + eventName + true/false string\r\n for (let i = 0; i < eventNames.length; i++) {\r\n const eventName = eventNames[i];\r\n const falseEventName = eventName + FALSE_STR;\r\n const trueEventName = eventName + TRUE_STR;\r\n const symbol = ZONE_SYMBOL_PREFIX + falseEventName;\r\n const symbolCapture = ZONE_SYMBOL_PREFIX + trueEventName;\r\n zoneSymbolEventNames[eventName] = {};\r\n zoneSymbolEventNames[eventName][FALSE_STR] = symbol;\r\n zoneSymbolEventNames[eventName][TRUE_STR] = symbolCapture;\r\n }\r\n const EVENT_TARGET = _global['EventTarget'];\r\n if (!EVENT_TARGET || !EVENT_TARGET.prototype) {\r\n return;\r\n }\r\n api.patchEventTarget(_global, api, [EVENT_TARGET && EVENT_TARGET.prototype]);\r\n return true;\r\n}\r\nfunction patchEvent(global, api) {\r\n api.patchEventPrototype(global, api);\r\n}\r\n\r\n/**\r\n * @license\r\n * Copyright Google LLC All Rights Reserved.\r\n *\r\n * Use of this source code is governed by an MIT-style license that can be\r\n * found in the LICENSE file at https://angular.io/license\r\n */\r\nZone.__load_patch('legacy', (global) => {\r\n const legacyPatch = global[Zone.__symbol__('legacyPatch')];\r\n if (legacyPatch) {\r\n legacyPatch();\r\n }\r\n});\r\nZone.__load_patch('queueMicrotask', (global, Zone, api) => {\r\n api.patchMethod(global, 'queueMicrotask', delegate => {\r\n return function (self, args) {\r\n Zone.current.scheduleMicroTask('queueMicrotask', args[0]);\r\n };\r\n });\r\n});\r\nZone.__load_patch('timers', (global) => {\r\n const set = 'set';\r\n const clear = 'clear';\r\n patchTimer(global, set, clear, 'Timeout');\r\n patchTimer(global, set, clear, 'Interval');\r\n patchTimer(global, set, clear, 'Immediate');\r\n});\r\nZone.__load_patch('requestAnimationFrame', (global) => {\r\n patchTimer(global, 'request', 'cancel', 'AnimationFrame');\r\n patchTimer(global, 'mozRequest', 'mozCancel', 'AnimationFrame');\r\n patchTimer(global, 'webkitRequest', 'webkitCancel', 'AnimationFrame');\r\n});\r\nZone.__load_patch('blocking', (global, Zone) => {\r\n const blockingMethods = ['alert', 'prompt', 'confirm'];\r\n for (let i = 0; i < blockingMethods.length; i++) {\r\n const name = blockingMethods[i];\r\n patchMethod(global, name, (delegate, symbol, name) => {\r\n return function (s, args) {\r\n return Zone.current.run(delegate, global, args, name);\r\n };\r\n });\r\n }\r\n});\r\nZone.__load_patch('EventTarget', (global, Zone, api) => {\r\n patchEvent(global, api);\r\n eventTargetPatch(global, api);\r\n // patch XMLHttpRequestEventTarget's addEventListener/removeEventListener\r\n const XMLHttpRequestEventTarget = global['XMLHttpRequestEventTarget'];\r\n if (XMLHttpRequestEventTarget && XMLHttpRequestEventTarget.prototype) {\r\n api.patchEventTarget(global, api, [XMLHttpRequestEventTarget.prototype]);\r\n }\r\n});\r\nZone.__load_patch('MutationObserver', (global, Zone, api) => {\r\n patchClass('MutationObserver');\r\n patchClass('WebKitMutationObserver');\r\n});\r\nZone.__load_patch('IntersectionObserver', (global, Zone, api) => {\r\n patchClass('IntersectionObserver');\r\n});\r\nZone.__load_patch('FileReader', (global, Zone, api) => {\r\n patchClass('FileReader');\r\n});\r\nZone.__load_patch('on_property', (global, Zone, api) => {\r\n propertyDescriptorPatch(api, global);\r\n});\r\nZone.__load_patch('customElements', (global, Zone, api) => {\r\n patchCustomElements(global, api);\r\n});\r\nZone.__load_patch('XHR', (global, Zone) => {\r\n // Treat XMLHttpRequest as a macrotask.\r\n patchXHR(global);\r\n const XHR_TASK = zoneSymbol('xhrTask');\r\n const XHR_SYNC = zoneSymbol('xhrSync');\r\n const XHR_LISTENER = zoneSymbol('xhrListener');\r\n const XHR_SCHEDULED = zoneSymbol('xhrScheduled');\r\n const XHR_URL = zoneSymbol('xhrURL');\r\n const XHR_ERROR_BEFORE_SCHEDULED = zoneSymbol('xhrErrorBeforeScheduled');\r\n function patchXHR(window) {\r\n const XMLHttpRequest = window['XMLHttpRequest'];\r\n if (!XMLHttpRequest) {\r\n // XMLHttpRequest is not available in service worker\r\n return;\r\n }\r\n const XMLHttpRequestPrototype = XMLHttpRequest.prototype;\r\n function findPendingTask(target) {\r\n return target[XHR_TASK];\r\n }\r\n let oriAddListener = XMLHttpRequestPrototype[ZONE_SYMBOL_ADD_EVENT_LISTENER];\r\n let oriRemoveListener = XMLHttpRequestPrototype[ZONE_SYMBOL_REMOVE_EVENT_LISTENER];\r\n if (!oriAddListener) {\r\n const XMLHttpRequestEventTarget = window['XMLHttpRequestEventTarget'];\r\n if (XMLHttpRequestEventTarget) {\r\n const XMLHttpRequestEventTargetPrototype = XMLHttpRequestEventTarget.prototype;\r\n oriAddListener = XMLHttpRequestEventTargetPrototype[ZONE_SYMBOL_ADD_EVENT_LISTENER];\r\n oriRemoveListener = XMLHttpRequestEventTargetPrototype[ZONE_SYMBOL_REMOVE_EVENT_LISTENER];\r\n }\r\n }\r\n const READY_STATE_CHANGE = 'readystatechange';\r\n const SCHEDULED = 'scheduled';\r\n function scheduleTask(task) {\r\n const data = task.data;\r\n const target = data.target;\r\n target[XHR_SCHEDULED] = false;\r\n target[XHR_ERROR_BEFORE_SCHEDULED] = false;\r\n // remove existing event listener\r\n const listener = target[XHR_LISTENER];\r\n if (!oriAddListener) {\r\n oriAddListener = target[ZONE_SYMBOL_ADD_EVENT_LISTENER];\r\n oriRemoveListener = target[ZONE_SYMBOL_REMOVE_EVENT_LISTENER];\r\n }\r\n if (listener) {\r\n oriRemoveListener.call(target, READY_STATE_CHANGE, listener);\r\n }\r\n const newListener = target[XHR_LISTENER] = () => {\r\n if (target.readyState === target.DONE) {\r\n // sometimes on some browsers XMLHttpRequest will fire onreadystatechange with\r\n // readyState=4 multiple times, so we need to check task state here\r\n if (!data.aborted && target[XHR_SCHEDULED] && task.state === SCHEDULED) {\r\n // check whether the xhr has registered onload listener\r\n // if that is the case, the task should invoke after all\r\n // onload listeners finish.\r\n // Also if the request failed without response (status = 0), the load event handler\r\n // will not be triggered, in that case, we should also invoke the placeholder callback\r\n // to close the XMLHttpRequest::send macroTask.\r\n // https://github.com/angular/angular/issues/38795\r\n const loadTasks = target[Zone.__symbol__('loadfalse')];\r\n if (target.status !== 0 && loadTasks && loadTasks.length > 0) {\r\n const oriInvoke = task.invoke;\r\n task.invoke = function () {\r\n // need to load the tasks again, because in other\r\n // load listener, they may remove themselves\r\n const loadTasks = target[Zone.__symbol__('loadfalse')];\r\n for (let i = 0; i < loadTasks.length; i++) {\r\n if (loadTasks[i] === task) {\r\n loadTasks.splice(i, 1);\r\n }\r\n }\r\n if (!data.aborted && task.state === SCHEDULED) {\r\n oriInvoke.call(task);\r\n }\r\n };\r\n loadTasks.push(task);\r\n }\r\n else {\r\n task.invoke();\r\n }\r\n }\r\n else if (!data.aborted && target[XHR_SCHEDULED] === false) {\r\n // error occurs when xhr.send()\r\n target[XHR_ERROR_BEFORE_SCHEDULED] = true;\r\n }\r\n }\r\n };\r\n oriAddListener.call(target, READY_STATE_CHANGE, newListener);\r\n const storedTask = target[XHR_TASK];\r\n if (!storedTask) {\r\n target[XHR_TASK] = task;\r\n }\r\n sendNative.apply(target, data.args);\r\n target[XHR_SCHEDULED] = true;\r\n return task;\r\n }\r\n function placeholderCallback() { }\r\n function clearTask(task) {\r\n const data = task.data;\r\n // Note - ideally, we would call data.target.removeEventListener here, but it's too late\r\n // to prevent it from firing. So instead, we store info for the event listener.\r\n data.aborted = true;\r\n return abortNative.apply(data.target, data.args);\r\n }\r\n const openNative = patchMethod(XMLHttpRequestPrototype, 'open', () => function (self, args) {\r\n self[XHR_SYNC] = args[2] == false;\r\n self[XHR_URL] = args[1];\r\n return openNative.apply(self, args);\r\n });\r\n const XMLHTTPREQUEST_SOURCE = 'XMLHttpRequest.send';\r\n const fetchTaskAborting = zoneSymbol('fetchTaskAborting');\r\n const fetchTaskScheduling = zoneSymbol('fetchTaskScheduling');\r\n const sendNative = patchMethod(XMLHttpRequestPrototype, 'send', () => function (self, args) {\r\n if (Zone.current[fetchTaskScheduling] === true) {\r\n // a fetch is scheduling, so we are using xhr to polyfill fetch\r\n // and because we already schedule macroTask for fetch, we should\r\n // not schedule a macroTask for xhr again\r\n return sendNative.apply(self, args);\r\n }\r\n if (self[XHR_SYNC]) {\r\n // if the XHR is sync there is no task to schedule, just execute the code.\r\n return sendNative.apply(self, args);\r\n }\r\n else {\r\n const options = { target: self, url: self[XHR_URL], isPeriodic: false, args: args, aborted: false };\r\n const task = scheduleMacroTaskWithCurrentZone(XMLHTTPREQUEST_SOURCE, placeholderCallback, options, scheduleTask, clearTask);\r\n if (self && self[XHR_ERROR_BEFORE_SCHEDULED] === true && !options.aborted &&\r\n task.state === SCHEDULED) {\r\n // xhr request throw error when send\r\n // we should invoke task instead of leaving a scheduled\r\n // pending macroTask\r\n task.invoke();\r\n }\r\n }\r\n });\r\n const abortNative = patchMethod(XMLHttpRequestPrototype, 'abort', () => function (self, args) {\r\n const task = findPendingTask(self);\r\n if (task && typeof task.type == 'string') {\r\n // If the XHR has already completed, do nothing.\r\n // If the XHR has already been aborted, do nothing.\r\n // Fix #569, call abort multiple times before done will cause\r\n // macroTask task count be negative number\r\n if (task.cancelFn == null || (task.data && task.data.aborted)) {\r\n return;\r\n }\r\n task.zone.cancelTask(task);\r\n }\r\n else if (Zone.current[fetchTaskAborting] === true) {\r\n // the abort is called from fetch polyfill, we need to call native abort of XHR.\r\n return abortNative.apply(self, args);\r\n }\r\n // Otherwise, we are trying to abort an XHR which has not yet been sent, so there is no\r\n // task\r\n // to cancel. Do nothing.\r\n });\r\n }\r\n});\r\nZone.__load_patch('geolocation', (global) => {\r\n /// GEO_LOCATION\r\n if (global['navigator'] && global['navigator'].geolocation) {\r\n patchPrototype(global['navigator'].geolocation, ['getCurrentPosition', 'watchPosition']);\r\n }\r\n});\r\nZone.__load_patch('PromiseRejectionEvent', (global, Zone) => {\r\n // handle unhandled promise rejection\r\n function findPromiseRejectionHandler(evtName) {\r\n return function (e) {\r\n const eventTasks = findEventTasks(global, evtName);\r\n eventTasks.forEach(eventTask => {\r\n // windows has added unhandledrejection event listener\r\n // trigger the event listener\r\n const PromiseRejectionEvent = global['PromiseRejectionEvent'];\r\n if (PromiseRejectionEvent) {\r\n const evt = new PromiseRejectionEvent(evtName, { promise: e.promise, reason: e.rejection });\r\n eventTask.invoke(evt);\r\n }\r\n });\r\n };\r\n }\r\n if (global['PromiseRejectionEvent']) {\r\n Zone[zoneSymbol('unhandledPromiseRejectionHandler')] =\r\n findPromiseRejectionHandler('unhandledrejection');\r\n Zone[zoneSymbol('rejectionHandledHandler')] =\r\n findPromiseRejectionHandler('rejectionhandled');\r\n }\r\n});\r\n"],"x_google_ignoreList":[0]}