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polyfills.js
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(window["webpackJsonp"] = window["webpackJsonp"] || []).push([["polyfills"],{
/***/ 1:
/*!********************************!*\
!*** multi ./src/polyfills.ts ***!
\********************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {
module.exports = __webpack_require__(/*! E:\ng\ng-carousel\ng-carousel\src\polyfills.ts */"hN/g");
/***/ }),
/***/ "hN/g":
/*!**************************!*\
!*** ./src/polyfills.ts ***!
\**************************/
/*! no exports provided */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var zone_js_dist_zone__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! zone.js/dist/zone */ "pDpN");
/* harmony import */ var zone_js_dist_zone__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(zone_js_dist_zone__WEBPACK_IMPORTED_MODULE_0__);
/**
* This file includes polyfills needed by Angular and is loaded before the app.
* You can add your own extra polyfills to this file.
*
* This file is divided into 2 sections:
* 1. Browser polyfills. These are applied before loading ZoneJS and are sorted by browsers.
* 2. Application imports. Files imported after ZoneJS that should be loaded before your main
* file.
*
* The current setup is for so-called "evergreen" browsers; the last versions of browsers that
* automatically update themselves. This includes Safari >= 10, Chrome >= 55 (including Opera),
* Edge >= 13 on the desktop, and iOS 10 and Chrome on mobile.
*
* Learn more in https://angular.io/guide/browser-support
*/
/***************************************************************************************************
* BROWSER POLYFILLS
*/
/**
* IE11 requires the following for NgClass support on SVG elements
*/
// import 'classlist.js'; // Run `npm install --save classlist.js`.
/**
* Web Animations `@angular/platform-browser/animations`
* Only required if AnimationBuilder is used within the application and using IE/Edge or Safari.
* Standard animation support in Angular DOES NOT require any polyfills (as of Angular 6.0).
*/
// import 'web-animations-js'; // Run `npm install --save web-animations-js`.
/**
* By default, zone.js will patch all possible macroTask and DomEvents
* user can disable parts of macroTask/DomEvents patch by setting following flags
* because those flags need to be set before `zone.js` being loaded, and webpack
* will put import in the top of bundle, so user need to create a separate file
* in this directory (for example: zone-flags.ts), and put the following flags
* into that file, and then add the following code before importing zone.js.
* import './zone-flags';
*
* The flags allowed in zone-flags.ts are listed here.
*
* The following flags will work for all browsers.
*
* (window as any).__Zone_disable_requestAnimationFrame = true; // disable patch requestAnimationFrame
* (window as any).__Zone_disable_on_property = true; // disable patch onProperty such as onclick
* (window as any).__zone_symbol__UNPATCHED_EVENTS = ['scroll', 'mousemove']; // disable patch specified eventNames
*
* in IE/Edge developer tools, the addEventListener will also be wrapped by zone.js
* with the following flag, it will bypass `zone.js` patch for IE/Edge
*
* (window as any).__Zone_enable_cross_context_check = true;
*
*/
/***************************************************************************************************
* Zone JS is required by default for Angular itself.
*/
// Included with Angular CLI.
/***************************************************************************************************
* APPLICATION IMPORTS
*/
/***/ }),
/***/ "pDpN":
/*!*****************************************************!*\
!*** ./node_modules/zone.js/dist/zone-evergreen.js ***!
\*****************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
/**
* @license Angular v12.0.0-next.0
* (c) 2010-2020 Google LLC. https://angular.io/
* License: MIT
*/
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
const Zone$1 = (function (global) {
const performance = global['performance'];
function mark(name) {
performance && performance['mark'] && performance['mark'](name);
}
function performanceMeasure(name, label) {
performance && performance['measure'] && performance['measure'](name, label);
}
mark('Zone');
// Initialize before it's accessed below.
// __Zone_symbol_prefix global can be used to override the default zone
// symbol prefix with a custom one if needed.
const symbolPrefix = global['__Zone_symbol_prefix'] || '__zone_symbol__';
function __symbol__(name) {
return symbolPrefix + name;
}
const checkDuplicate = global[__symbol__('forceDuplicateZoneCheck')] === true;
if (global['Zone']) {
// if global['Zone'] already exists (maybe zone.js was already loaded or
// some other lib also registered a global object named Zone), we may need
// to throw an error, but sometimes user may not want this error.
// For example,
// we have two web pages, page1 includes zone.js, page2 doesn't.
// and the 1st time user load page1 and page2, everything work fine,
// but when user load page2 again, error occurs because global['Zone'] already exists.
// so we add a flag to let user choose whether to throw this error or not.
// By default, if existing Zone is from zone.js, we will not throw the error.
if (checkDuplicate || typeof global['Zone'].__symbol__ !== 'function') {
throw new Error('Zone already loaded.');
}
else {
return global['Zone'];
}
}
class Zone {
constructor(parent, zoneSpec) {
this._parent = parent;
this._name = zoneSpec ? zoneSpec.name || 'unnamed' : '<root>';
this._properties = zoneSpec && zoneSpec.properties || {};
this._zoneDelegate =
new ZoneDelegate(this, this._parent && this._parent._zoneDelegate, zoneSpec);
}
static assertZonePatched() {
if (global['Promise'] !== patches['ZoneAwarePromise']) {
throw new Error('Zone.js has detected that ZoneAwarePromise `(window|global).Promise` ' +
'has been overwritten.\n' +
'Most likely cause is that a Promise polyfill has been loaded ' +
'after Zone.js (Polyfilling Promise api is not necessary when zone.js is loaded. ' +
'If you must load one, do so before loading zone.js.)');
}
}
static get root() {
let zone = Zone.current;
while (zone.parent) {
zone = zone.parent;
}
return zone;
}
static get current() {
return _currentZoneFrame.zone;
}
static get currentTask() {
return _currentTask;
}
// tslint:disable-next-line:require-internal-with-underscore
static __load_patch(name, fn, ignoreDuplicate = false) {
if (patches.hasOwnProperty(name)) {
// `checkDuplicate` option is defined from global variable
// so it works for all modules.
// `ignoreDuplicate` can work for the specified module
if (!ignoreDuplicate && checkDuplicate) {
throw Error('Already loaded patch: ' + name);
}
}
else if (!global['__Zone_disable_' + name]) {
const perfName = 'Zone:' + name;
mark(perfName);
patches[name] = fn(global, Zone, _api);
performanceMeasure(perfName, perfName);
}
}
get parent() {
return this._parent;
}
get name() {
return this._name;
}
get(key) {
const zone = this.getZoneWith(key);
if (zone)
return zone._properties[key];
}
getZoneWith(key) {
let current = this;
while (current) {
if (current._properties.hasOwnProperty(key)) {
return current;
}
current = current._parent;
}
return null;
}
fork(zoneSpec) {
if (!zoneSpec)
throw new Error('ZoneSpec required!');
return this._zoneDelegate.fork(this, zoneSpec);
}
wrap(callback, source) {
if (typeof callback !== 'function') {
throw new Error('Expecting function got: ' + callback);
}
const _callback = this._zoneDelegate.intercept(this, callback, source);
const zone = this;
return function () {
return zone.runGuarded(_callback, this, arguments, source);
};
}
run(callback, applyThis, applyArgs, source) {
_currentZoneFrame = { parent: _currentZoneFrame, zone: this };
try {
return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);
}
finally {
_currentZoneFrame = _currentZoneFrame.parent;
}
}
runGuarded(callback, applyThis = null, applyArgs, source) {
_currentZoneFrame = { parent: _currentZoneFrame, zone: this };
try {
try {
return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);
}
catch (error) {
if (this._zoneDelegate.handleError(this, error)) {
throw error;
}
}
}
finally {
_currentZoneFrame = _currentZoneFrame.parent;
}
}
runTask(task, applyThis, applyArgs) {
if (task.zone != this) {
throw new Error('A task can only be run in the zone of creation! (Creation: ' +
(task.zone || NO_ZONE).name + '; Execution: ' + this.name + ')');
}
// https://github.com/angular/zone.js/issues/778, sometimes eventTask
// will run in notScheduled(canceled) state, we should not try to
// run such kind of task but just return
if (task.state === notScheduled && (task.type === eventTask || task.type === macroTask)) {
return;
}
const reEntryGuard = task.state != running;
reEntryGuard && task._transitionTo(running, scheduled);
task.runCount++;
const previousTask = _currentTask;
_currentTask = task;
_currentZoneFrame = { parent: _currentZoneFrame, zone: this };
try {
if (task.type == macroTask && task.data && !task.data.isPeriodic) {
task.cancelFn = undefined;
}
try {
return this._zoneDelegate.invokeTask(this, task, applyThis, applyArgs);
}
catch (error) {
if (this._zoneDelegate.handleError(this, error)) {
throw error;
}
}
}
finally {
// if the task's state is notScheduled or unknown, then it has already been cancelled
// we should not reset the state to scheduled
if (task.state !== notScheduled && task.state !== unknown) {
if (task.type == eventTask || (task.data && task.data.isPeriodic)) {
reEntryGuard && task._transitionTo(scheduled, running);
}
else {
task.runCount = 0;
this._updateTaskCount(task, -1);
reEntryGuard &&
task._transitionTo(notScheduled, running, notScheduled);
}
}
_currentZoneFrame = _currentZoneFrame.parent;
_currentTask = previousTask;
}
}
scheduleTask(task) {
if (task.zone && task.zone !== this) {
// check if the task was rescheduled, the newZone
// should not be the children of the original zone
let newZone = this;
while (newZone) {
if (newZone === task.zone) {
throw Error(`can not reschedule task to ${this.name} which is descendants of the original zone ${task.zone.name}`);
}
newZone = newZone.parent;
}
}
task._transitionTo(scheduling, notScheduled);
const zoneDelegates = [];
task._zoneDelegates = zoneDelegates;
task._zone = this;
try {
task = this._zoneDelegate.scheduleTask(this, task);
}
catch (err) {
// should set task's state to unknown when scheduleTask throw error
// because the err may from reschedule, so the fromState maybe notScheduled
task._transitionTo(unknown, scheduling, notScheduled);
// TODO: @JiaLiPassion, should we check the result from handleError?
this._zoneDelegate.handleError(this, err);
throw err;
}
if (task._zoneDelegates === zoneDelegates) {
// we have to check because internally the delegate can reschedule the task.
this._updateTaskCount(task, 1);
}
if (task.state == scheduling) {
task._transitionTo(scheduled, scheduling);
}
return task;
}
scheduleMicroTask(source, callback, data, customSchedule) {
return this.scheduleTask(new ZoneTask(microTask, source, callback, data, customSchedule, undefined));
}
scheduleMacroTask(source, callback, data, customSchedule, customCancel) {
return this.scheduleTask(new ZoneTask(macroTask, source, callback, data, customSchedule, customCancel));
}
scheduleEventTask(source, callback, data, customSchedule, customCancel) {
return this.scheduleTask(new ZoneTask(eventTask, source, callback, data, customSchedule, customCancel));
}
cancelTask(task) {
if (task.zone != this)
throw new Error('A task can only be cancelled in the zone of creation! (Creation: ' +
(task.zone || NO_ZONE).name + '; Execution: ' + this.name + ')');
task._transitionTo(canceling, scheduled, running);
try {
this._zoneDelegate.cancelTask(this, task);
}
catch (err) {
// if error occurs when cancelTask, transit the state to unknown
task._transitionTo(unknown, canceling);
this._zoneDelegate.handleError(this, err);
throw err;
}
this._updateTaskCount(task, -1);
task._transitionTo(notScheduled, canceling);
task.runCount = 0;
return task;
}
_updateTaskCount(task, count) {
const zoneDelegates = task._zoneDelegates;
if (count == -1) {
task._zoneDelegates = null;
}
for (let i = 0; i < zoneDelegates.length; i++) {
zoneDelegates[i]._updateTaskCount(task.type, count);
}
}
}
// tslint:disable-next-line:require-internal-with-underscore
Zone.__symbol__ = __symbol__;
const DELEGATE_ZS = {
name: '',
onHasTask: (delegate, _, target, hasTaskState) => delegate.hasTask(target, hasTaskState),
onScheduleTask: (delegate, _, target, task) => delegate.scheduleTask(target, task),
onInvokeTask: (delegate, _, target, task, applyThis, applyArgs) => delegate.invokeTask(target, task, applyThis, applyArgs),
onCancelTask: (delegate, _, target, task) => delegate.cancelTask(target, task)
};
class ZoneDelegate {
constructor(zone, parentDelegate, zoneSpec) {
this._taskCounts = { 'microTask': 0, 'macroTask': 0, 'eventTask': 0 };
this.zone = zone;
this._parentDelegate = parentDelegate;
this._forkZS = zoneSpec && (zoneSpec && zoneSpec.onFork ? zoneSpec : parentDelegate._forkZS);
this._forkDlgt = zoneSpec && (zoneSpec.onFork ? parentDelegate : parentDelegate._forkDlgt);
this._forkCurrZone =
zoneSpec && (zoneSpec.onFork ? this.zone : parentDelegate._forkCurrZone);
this._interceptZS =
zoneSpec && (zoneSpec.onIntercept ? zoneSpec : parentDelegate._interceptZS);
this._interceptDlgt =
zoneSpec && (zoneSpec.onIntercept ? parentDelegate : parentDelegate._interceptDlgt);
this._interceptCurrZone =
zoneSpec && (zoneSpec.onIntercept ? this.zone : parentDelegate._interceptCurrZone);
this._invokeZS = zoneSpec && (zoneSpec.onInvoke ? zoneSpec : parentDelegate._invokeZS);
this._invokeDlgt =
zoneSpec && (zoneSpec.onInvoke ? parentDelegate : parentDelegate._invokeDlgt);
this._invokeCurrZone =
zoneSpec && (zoneSpec.onInvoke ? this.zone : parentDelegate._invokeCurrZone);
this._handleErrorZS =
zoneSpec && (zoneSpec.onHandleError ? zoneSpec : parentDelegate._handleErrorZS);
this._handleErrorDlgt =
zoneSpec && (zoneSpec.onHandleError ? parentDelegate : parentDelegate._handleErrorDlgt);
this._handleErrorCurrZone =
zoneSpec && (zoneSpec.onHandleError ? this.zone : parentDelegate._handleErrorCurrZone);
this._scheduleTaskZS =
zoneSpec && (zoneSpec.onScheduleTask ? zoneSpec : parentDelegate._scheduleTaskZS);
this._scheduleTaskDlgt = zoneSpec &&
(zoneSpec.onScheduleTask ? parentDelegate : parentDelegate._scheduleTaskDlgt);
this._scheduleTaskCurrZone =
zoneSpec && (zoneSpec.onScheduleTask ? this.zone : parentDelegate._scheduleTaskCurrZone);
this._invokeTaskZS =
zoneSpec && (zoneSpec.onInvokeTask ? zoneSpec : parentDelegate._invokeTaskZS);
this._invokeTaskDlgt =
zoneSpec && (zoneSpec.onInvokeTask ? parentDelegate : parentDelegate._invokeTaskDlgt);
this._invokeTaskCurrZone =
zoneSpec && (zoneSpec.onInvokeTask ? this.zone : parentDelegate._invokeTaskCurrZone);
this._cancelTaskZS =
zoneSpec && (zoneSpec.onCancelTask ? zoneSpec : parentDelegate._cancelTaskZS);
this._cancelTaskDlgt =
zoneSpec && (zoneSpec.onCancelTask ? parentDelegate : parentDelegate._cancelTaskDlgt);
this._cancelTaskCurrZone =
zoneSpec && (zoneSpec.onCancelTask ? this.zone : parentDelegate._cancelTaskCurrZone);
this._hasTaskZS = null;
this._hasTaskDlgt = null;
this._hasTaskDlgtOwner = null;
this._hasTaskCurrZone = null;
const zoneSpecHasTask = zoneSpec && zoneSpec.onHasTask;
const parentHasTask = parentDelegate && parentDelegate._hasTaskZS;
if (zoneSpecHasTask || parentHasTask) {
// If we need to report hasTask, than this ZS needs to do ref counting on tasks. In such
// a case all task related interceptors must go through this ZD. We can't short circuit it.
this._hasTaskZS = zoneSpecHasTask ? zoneSpec : DELEGATE_ZS;
this._hasTaskDlgt = parentDelegate;
this._hasTaskDlgtOwner = this;
this._hasTaskCurrZone = zone;
if (!zoneSpec.onScheduleTask) {
this._scheduleTaskZS = DELEGATE_ZS;
this._scheduleTaskDlgt = parentDelegate;
this._scheduleTaskCurrZone = this.zone;
}
if (!zoneSpec.onInvokeTask) {
this._invokeTaskZS = DELEGATE_ZS;
this._invokeTaskDlgt = parentDelegate;
this._invokeTaskCurrZone = this.zone;
}
if (!zoneSpec.onCancelTask) {
this._cancelTaskZS = DELEGATE_ZS;
this._cancelTaskDlgt = parentDelegate;
this._cancelTaskCurrZone = this.zone;
}
}
}
fork(targetZone, zoneSpec) {
return this._forkZS ? this._forkZS.onFork(this._forkDlgt, this.zone, targetZone, zoneSpec) :
new Zone(targetZone, zoneSpec);
}
intercept(targetZone, callback, source) {
return this._interceptZS ?
this._interceptZS.onIntercept(this._interceptDlgt, this._interceptCurrZone, targetZone, callback, source) :
callback;
}
invoke(targetZone, callback, applyThis, applyArgs, source) {
return this._invokeZS ? this._invokeZS.onInvoke(this._invokeDlgt, this._invokeCurrZone, targetZone, callback, applyThis, applyArgs, source) :
callback.apply(applyThis, applyArgs);
}
handleError(targetZone, error) {
return this._handleErrorZS ?
this._handleErrorZS.onHandleError(this._handleErrorDlgt, this._handleErrorCurrZone, targetZone, error) :
true;
}
scheduleTask(targetZone, task) {
let returnTask = task;
if (this._scheduleTaskZS) {
if (this._hasTaskZS) {
returnTask._zoneDelegates.push(this._hasTaskDlgtOwner);
}
// clang-format off
returnTask = this._scheduleTaskZS.onScheduleTask(this._scheduleTaskDlgt, this._scheduleTaskCurrZone, targetZone, task);
// clang-format on
if (!returnTask)
returnTask = task;
}
else {
if (task.scheduleFn) {
task.scheduleFn(task);
}
else if (task.type == microTask) {
scheduleMicroTask(task);
}
else {
throw new Error('Task is missing scheduleFn.');
}
}
return returnTask;
}
invokeTask(targetZone, task, applyThis, applyArgs) {
return this._invokeTaskZS ? this._invokeTaskZS.onInvokeTask(this._invokeTaskDlgt, this._invokeTaskCurrZone, targetZone, task, applyThis, applyArgs) :
task.callback.apply(applyThis, applyArgs);
}
cancelTask(targetZone, task) {
let value;
if (this._cancelTaskZS) {
value = this._cancelTaskZS.onCancelTask(this._cancelTaskDlgt, this._cancelTaskCurrZone, targetZone, task);
}
else {
if (!task.cancelFn) {
throw Error('Task is not cancelable');
}
value = task.cancelFn(task);
}
return value;
}
hasTask(targetZone, isEmpty) {
// hasTask should not throw error so other ZoneDelegate
// can still trigger hasTask callback
try {
this._hasTaskZS &&
this._hasTaskZS.onHasTask(this._hasTaskDlgt, this._hasTaskCurrZone, targetZone, isEmpty);
}
catch (err) {
this.handleError(targetZone, err);
}
}
// tslint:disable-next-line:require-internal-with-underscore
_updateTaskCount(type, count) {
const counts = this._taskCounts;
const prev = counts[type];
const next = counts[type] = prev + count;
if (next < 0) {
throw new Error('More tasks executed then were scheduled.');
}
if (prev == 0 || next == 0) {
const isEmpty = {
microTask: counts['microTask'] > 0,
macroTask: counts['macroTask'] > 0,
eventTask: counts['eventTask'] > 0,
change: type
};
this.hasTask(this.zone, isEmpty);
}
}
}
class ZoneTask {
constructor(type, source, callback, options, scheduleFn, cancelFn) {
// tslint:disable-next-line:require-internal-with-underscore
this._zone = null;
this.runCount = 0;
// tslint:disable-next-line:require-internal-with-underscore
this._zoneDelegates = null;
// tslint:disable-next-line:require-internal-with-underscore
this._state = 'notScheduled';
this.type = type;
this.source = source;
this.data = options;
this.scheduleFn = scheduleFn;
this.cancelFn = cancelFn;
if (!callback) {
throw new Error('callback is not defined');
}
this.callback = callback;
const self = this;
// TODO: @JiaLiPassion options should have interface
if (type === eventTask && options && options.useG) {
this.invoke = ZoneTask.invokeTask;
}
else {
this.invoke = function () {
return ZoneTask.invokeTask.call(global, self, this, arguments);
};
}
}
static invokeTask(task, target, args) {
if (!task) {
task = this;
}
_numberOfNestedTaskFrames++;
try {
task.runCount++;
return task.zone.runTask(task, target, args);
}
finally {
if (_numberOfNestedTaskFrames == 1) {
drainMicroTaskQueue();
}
_numberOfNestedTaskFrames--;
}
}
get zone() {
return this._zone;
}
get state() {
return this._state;
}
cancelScheduleRequest() {
this._transitionTo(notScheduled, scheduling);
}
// tslint:disable-next-line:require-internal-with-underscore
_transitionTo(toState, fromState1, fromState2) {
if (this._state === fromState1 || this._state === fromState2) {
this._state = toState;
if (toState == notScheduled) {
this._zoneDelegates = null;
}
}
else {
throw new Error(`${this.type} '${this.source}': can not transition to '${toState}', expecting state '${fromState1}'${fromState2 ? ' or \'' + fromState2 + '\'' : ''}, was '${this._state}'.`);
}
}
toString() {
if (this.data && typeof this.data.handleId !== 'undefined') {
return this.data.handleId.toString();
}
else {
return Object.prototype.toString.call(this);
}
}
// add toJSON method to prevent cyclic error when
// call JSON.stringify(zoneTask)
toJSON() {
return {
type: this.type,
state: this.state,
source: this.source,
zone: this.zone.name,
runCount: this.runCount
};
}
}
//////////////////////////////////////////////////////
//////////////////////////////////////////////////////
/// MICROTASK QUEUE
//////////////////////////////////////////////////////
//////////////////////////////////////////////////////
const symbolSetTimeout = __symbol__('setTimeout');
const symbolPromise = __symbol__('Promise');
const symbolThen = __symbol__('then');
let _microTaskQueue = [];
let _isDrainingMicrotaskQueue = false;
let nativeMicroTaskQueuePromise;
function scheduleMicroTask(task) {
// if we are not running in any task, and there has not been anything scheduled
// we must bootstrap the initial task creation by manually scheduling the drain
if (_numberOfNestedTaskFrames === 0 && _microTaskQueue.length === 0) {
// We are not running in Task, so we need to kickstart the microtask queue.
if (!nativeMicroTaskQueuePromise) {
if (global[symbolPromise]) {
nativeMicroTaskQueuePromise = global[symbolPromise].resolve(0);
}
}
if (nativeMicroTaskQueuePromise) {
let nativeThen = nativeMicroTaskQueuePromise[symbolThen];
if (!nativeThen) {
// native Promise is not patchable, we need to use `then` directly
// issue 1078
nativeThen = nativeMicroTaskQueuePromise['then'];
}
nativeThen.call(nativeMicroTaskQueuePromise, drainMicroTaskQueue);
}
else {
global[symbolSetTimeout](drainMicroTaskQueue, 0);
}
}
task && _microTaskQueue.push(task);
}
function drainMicroTaskQueue() {
if (!_isDrainingMicrotaskQueue) {
_isDrainingMicrotaskQueue = true;
while (_microTaskQueue.length) {
const queue = _microTaskQueue;
_microTaskQueue = [];
for (let i = 0; i < queue.length; i++) {
const task = queue[i];
try {
task.zone.runTask(task, null, null);
}
catch (error) {
_api.onUnhandledError(error);
}
}
}
_api.microtaskDrainDone();
_isDrainingMicrotaskQueue = false;
}
}
//////////////////////////////////////////////////////
//////////////////////////////////////////////////////
/// BOOTSTRAP
//////////////////////////////////////////////////////
//////////////////////////////////////////////////////
const NO_ZONE = { name: 'NO ZONE' };
const notScheduled = 'notScheduled', scheduling = 'scheduling', scheduled = 'scheduled', running = 'running', canceling = 'canceling', unknown = 'unknown';
const microTask = 'microTask', macroTask = 'macroTask', eventTask = 'eventTask';
const patches = {};
const _api = {
symbol: __symbol__,
currentZoneFrame: () => _currentZoneFrame,
onUnhandledError: noop,
microtaskDrainDone: noop,
scheduleMicroTask: scheduleMicroTask,
showUncaughtError: () => !Zone[__symbol__('ignoreConsoleErrorUncaughtError')],
patchEventTarget: () => [],
patchOnProperties: noop,
patchMethod: () => noop,
bindArguments: () => [],
patchThen: () => noop,
patchMacroTask: () => noop,
patchEventPrototype: () => noop,
isIEOrEdge: () => false,
getGlobalObjects: () => undefined,
ObjectDefineProperty: () => noop,
ObjectGetOwnPropertyDescriptor: () => undefined,
ObjectCreate: () => undefined,
ArraySlice: () => [],
patchClass: () => noop,
wrapWithCurrentZone: () => noop,
filterProperties: () => [],
attachOriginToPatched: () => noop,
_redefineProperty: () => noop,
patchCallbacks: () => noop
};
let _currentZoneFrame = { parent: null, zone: new Zone(null, null) };
let _currentTask = null;
let _numberOfNestedTaskFrames = 0;
function noop() { }
performanceMeasure('Zone', 'Zone');
return global['Zone'] = Zone;
})(typeof window !== 'undefined' && window || typeof self !== 'undefined' && self || global);
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
/**
* Suppress closure compiler errors about unknown 'Zone' variable
* @fileoverview
* @suppress {undefinedVars,globalThis,missingRequire}
*/
/// <reference types="node"/>
// issue #989, to reduce bundle size, use short name
/** Object.getOwnPropertyDescriptor */
const ObjectGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
/** Object.defineProperty */
const ObjectDefineProperty = Object.defineProperty;
/** Object.getPrototypeOf */
const ObjectGetPrototypeOf = Object.getPrototypeOf;
/** Object.create */
const ObjectCreate = Object.create;
/** Array.prototype.slice */
const ArraySlice = Array.prototype.slice;
/** addEventListener string const */
const ADD_EVENT_LISTENER_STR = 'addEventListener';
/** removeEventListener string const */
const REMOVE_EVENT_LISTENER_STR = 'removeEventListener';
/** zoneSymbol addEventListener */
const ZONE_SYMBOL_ADD_EVENT_LISTENER = Zone.__symbol__(ADD_EVENT_LISTENER_STR);
/** zoneSymbol removeEventListener */
const ZONE_SYMBOL_REMOVE_EVENT_LISTENER = Zone.__symbol__(REMOVE_EVENT_LISTENER_STR);
/** true string const */
const TRUE_STR = 'true';
/** false string const */
const FALSE_STR = 'false';
/** Zone symbol prefix string const. */
const ZONE_SYMBOL_PREFIX = Zone.__symbol__('');
function wrapWithCurrentZone(callback, source) {
return Zone.current.wrap(callback, source);
}
function scheduleMacroTaskWithCurrentZone(source, callback, data, customSchedule, customCancel) {
return Zone.current.scheduleMacroTask(source, callback, data, customSchedule, customCancel);
}
const zoneSymbol = Zone.__symbol__;
const isWindowExists = typeof window !== 'undefined';
const internalWindow = isWindowExists ? window : undefined;
const _global = isWindowExists && internalWindow || typeof self === 'object' && self || global;
const REMOVE_ATTRIBUTE = 'removeAttribute';
const NULL_ON_PROP_VALUE = [null];
function bindArguments(args, source) {
for (let i = args.length - 1; i >= 0; i--) {
if (typeof args[i] === 'function') {
args[i] = wrapWithCurrentZone(args[i], source + '_' + i);
}
}
return args;
}
function patchPrototype(prototype, fnNames) {
const source = prototype.constructor['name'];
for (let i = 0; i < fnNames.length; i++) {
const name = fnNames[i];
const delegate = prototype[name];
if (delegate) {
const prototypeDesc = ObjectGetOwnPropertyDescriptor(prototype, name);
if (!isPropertyWritable(prototypeDesc)) {
continue;
}
prototype[name] = ((delegate) => {
const patched = function () {
return delegate.apply(this, bindArguments(arguments, source + '.' + name));
};
attachOriginToPatched(patched, delegate);
return patched;
})(delegate);
}
}
}
function isPropertyWritable(propertyDesc) {
if (!propertyDesc) {
return true;
}
if (propertyDesc.writable === false) {
return false;
}
return !(typeof propertyDesc.get === 'function' && typeof propertyDesc.set === 'undefined');
}
const isWebWorker = (typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope);
// Make sure to access `process` through `_global` so that WebPack does not accidentally browserify
// this code.
const isNode = (!('nw' in _global) && typeof _global.process !== 'undefined' &&
{}.toString.call(_global.process) === '[object process]');
const isBrowser = !isNode && !isWebWorker && !!(isWindowExists && internalWindow['HTMLElement']);
// we are in electron of nw, so we are both browser and nodejs
// Make sure to access `process` through `_global` so that WebPack does not accidentally browserify
// this code.
const isMix = typeof _global.process !== 'undefined' &&
{}.toString.call(_global.process) === '[object process]' && !isWebWorker &&
!!(isWindowExists && internalWindow['HTMLElement']);
const zoneSymbolEventNames = {};
const wrapFn = function (event) {
// https://github.com/angular/zone.js/issues/911, in IE, sometimes
// event will be undefined, so we need to use window.event
event = event || _global.event;
if (!event) {
return;
}
let eventNameSymbol = zoneSymbolEventNames[event.type];
if (!eventNameSymbol) {
eventNameSymbol = zoneSymbolEventNames[event.type] = zoneSymbol('ON_PROPERTY' + event.type);
}
const target = this || event.target || _global;
const listener = target[eventNameSymbol];
let result;
if (isBrowser && target === internalWindow && event.type === 'error') {
// window.onerror have different signiture
// https://developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/onerror#window.onerror
// and onerror callback will prevent default when callback return true
const errorEvent = event;
result = listener &&
listener.call(this, errorEvent.message, errorEvent.filename, errorEvent.lineno, errorEvent.colno, errorEvent.error);
if (result === true) {
event.preventDefault();
}
}
else {
result = listener && listener.apply(this, arguments);
if (result != undefined && !result) {
event.preventDefault();
}
}
return result;
};
function patchProperty(obj, prop, prototype) {
let desc = ObjectGetOwnPropertyDescriptor(obj, prop);
if (!desc && prototype) {
// when patch window object, use prototype to check prop exist or not
const prototypeDesc = ObjectGetOwnPropertyDescriptor(prototype, prop);
if (prototypeDesc) {
desc = { enumerable: true, configurable: true };
}
}
// if the descriptor not exists or is not configurable
// just return
if (!desc || !desc.configurable) {
return;
}
const onPropPatchedSymbol = zoneSymbol('on' + prop + 'patched');
if (obj.hasOwnProperty(onPropPatchedSymbol) && obj[onPropPatchedSymbol]) {
return;
}
// A property descriptor cannot have getter/setter and be writable
// deleting the writable and value properties avoids this error:
//
// TypeError: property descriptors must not specify a value or be writable when a
// getter or setter has been specified
delete desc.writable;
delete desc.value;
const originalDescGet = desc.get;
const originalDescSet = desc.set;
// substr(2) cuz 'onclick' -> 'click', etc
const eventName = prop.substr(2);
let eventNameSymbol = zoneSymbolEventNames[eventName];
if (!eventNameSymbol) {
eventNameSymbol = zoneSymbolEventNames[eventName] = zoneSymbol('ON_PROPERTY' + eventName);
}
desc.set = function (newValue) {
// in some of windows's onproperty callback, this is undefined
// so we need to check it
let target = this;
if (!target && obj === _global) {
target = _global;
}
if (!target) {
return;
}
let previousValue = target[eventNameSymbol];
if (previousValue) {
target.removeEventListener(eventName, wrapFn);
}
// issue #978, when onload handler was added before loading zone.js
// we should remove it with originalDescSet
if (originalDescSet) {
originalDescSet.apply(target, NULL_ON_PROP_VALUE);
}
if (typeof newValue === 'function') {
target[eventNameSymbol] = newValue;
target.addEventListener(eventName, wrapFn, false);
}
else {
target[eventNameSymbol] = null;
}
};
// The getter would return undefined for unassigned properties but the default value of an
// unassigned property is null
desc.get = function () {
// in some of windows's onproperty callback, this is undefined
// so we need to check it
let target = this;
if (!target && obj === _global) {
target = _global;
}
if (!target) {
return null;
}
const listener = target[eventNameSymbol];
if (listener) {
return listener;
}
else if (originalDescGet) {
// result will be null when use inline event attribute,
// such as <button onclick="func();">OK</button>
// because the onclick function is internal raw uncompiled handler
// the onclick will be evaluated when first time event was triggered or
// the property is accessed, https://github.com/angular/zone.js/issues/525
// so we should use original native get to retrieve the handler
let value = originalDescGet && originalDescGet.call(this);
if (value) {
desc.set.call(this, value);
if (typeof target[REMOVE_ATTRIBUTE] === 'function') {
target.removeAttribute(prop);
}
return value;
}
}
return null;
};
ObjectDefineProperty(obj, prop, desc);
obj[onPropPatchedSymbol] = true;
}
function patchOnProperties(obj, properties, prototype) {
if (properties) {
for (let i = 0; i < properties.length; i++) {
patchProperty(obj, 'on' + properties[i], prototype);
}
}
else {
const onProperties = [];
for (const prop in obj) {
if (prop.substr(0, 2) == 'on') {
onProperties.push(prop);
}
}
for (let j = 0; j < onProperties.length; j++) {
patchProperty(obj, onProperties[j], prototype);
}
}
}
const originalInstanceKey = zoneSymbol('originalInstance');
// wrap some native API on `window`
function patchClass(className) {
const OriginalClass = _global[className];
if (!OriginalClass)
return;
// keep original class in global
_global[zoneSymbol(className)] = OriginalClass;
_global[className] = function () {
const a = bindArguments(arguments, className);
switch (a.length) {
case 0:
this[originalInstanceKey] = new OriginalClass();
break;
case 1:
this[originalInstanceKey] = new OriginalClass(a[0]);
break;
case 2:
this[originalInstanceKey] = new OriginalClass(a[0], a[1]);
break;
case 3: