| [6a3a178] | 1 | 'use strict';
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| 2 | /**
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| 3 | * @license Angular v12.0.0-next.0
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| 4 | * (c) 2010-2020 Google LLC. https://angular.io/
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| 5 | * License: MIT
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| 6 | */
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| 7 | /**
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| 8 | * @license
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| 9 | * Copyright Google LLC All Rights Reserved.
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| 10 | *
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| 11 | * Use of this source code is governed by an MIT-style license that can be
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| 12 | * found in the LICENSE file at https://angular.io/license
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| 13 | */
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| 14 | const Zone$1 = (function (global) {
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| 15 | const performance = global['performance'];
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| 16 | function mark(name) {
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| 17 | performance && performance['mark'] && performance['mark'](name);
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| 18 | }
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| 19 | function performanceMeasure(name, label) {
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| 20 | performance && performance['measure'] && performance['measure'](name, label);
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| 21 | }
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| 22 | mark('Zone');
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| 23 | // Initialize before it's accessed below.
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| 24 | // __Zone_symbol_prefix global can be used to override the default zone
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| 25 | // symbol prefix with a custom one if needed.
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| 26 | const symbolPrefix = global['__Zone_symbol_prefix'] || '__zone_symbol__';
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| 27 | function __symbol__(name) {
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| 28 | return symbolPrefix + name;
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| 29 | }
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| 30 | const checkDuplicate = global[__symbol__('forceDuplicateZoneCheck')] === true;
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| 31 | if (global['Zone']) {
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| 32 | // if global['Zone'] already exists (maybe zone.js was already loaded or
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| 33 | // some other lib also registered a global object named Zone), we may need
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| 34 | // to throw an error, but sometimes user may not want this error.
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| 35 | // For example,
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| 36 | // we have two web pages, page1 includes zone.js, page2 doesn't.
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| 37 | // and the 1st time user load page1 and page2, everything work fine,
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| 38 | // but when user load page2 again, error occurs because global['Zone'] already exists.
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| 39 | // so we add a flag to let user choose whether to throw this error or not.
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| 40 | // By default, if existing Zone is from zone.js, we will not throw the error.
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| 41 | if (checkDuplicate || typeof global['Zone'].__symbol__ !== 'function') {
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| 42 | throw new Error('Zone already loaded.');
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| 43 | }
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| 44 | else {
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| 45 | return global['Zone'];
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| 46 | }
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| 47 | }
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| 48 | class Zone {
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| 49 | constructor(parent, zoneSpec) {
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| 50 | this._parent = parent;
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| 51 | this._name = zoneSpec ? zoneSpec.name || 'unnamed' : '<root>';
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| 52 | this._properties = zoneSpec && zoneSpec.properties || {};
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| 53 | this._zoneDelegate =
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| 54 | new ZoneDelegate(this, this._parent && this._parent._zoneDelegate, zoneSpec);
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| 55 | }
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| 56 | static assertZonePatched() {
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| 57 | if (global['Promise'] !== patches['ZoneAwarePromise']) {
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| 58 | throw new Error('Zone.js has detected that ZoneAwarePromise `(window|global).Promise` ' +
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| 59 | 'has been overwritten.\n' +
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| 60 | 'Most likely cause is that a Promise polyfill has been loaded ' +
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| 61 | 'after Zone.js (Polyfilling Promise api is not necessary when zone.js is loaded. ' +
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| 62 | 'If you must load one, do so before loading zone.js.)');
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| 63 | }
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| 64 | }
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| 65 | static get root() {
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| 66 | let zone = Zone.current;
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| 67 | while (zone.parent) {
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| 68 | zone = zone.parent;
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| 69 | }
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| 70 | return zone;
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| 71 | }
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| 72 | static get current() {
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| 73 | return _currentZoneFrame.zone;
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| 74 | }
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| 75 | static get currentTask() {
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| 76 | return _currentTask;
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| 77 | }
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| 78 | // tslint:disable-next-line:require-internal-with-underscore
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| 79 | static __load_patch(name, fn, ignoreDuplicate = false) {
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| 80 | if (patches.hasOwnProperty(name)) {
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| 81 | // `checkDuplicate` option is defined from global variable
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| 82 | // so it works for all modules.
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| 83 | // `ignoreDuplicate` can work for the specified module
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| 84 | if (!ignoreDuplicate && checkDuplicate) {
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| 85 | throw Error('Already loaded patch: ' + name);
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| 86 | }
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| 87 | }
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| 88 | else if (!global['__Zone_disable_' + name]) {
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| 89 | const perfName = 'Zone:' + name;
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| 90 | mark(perfName);
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| 91 | patches[name] = fn(global, Zone, _api);
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| 92 | performanceMeasure(perfName, perfName);
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| 93 | }
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| 94 | }
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| 95 | get parent() {
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| 96 | return this._parent;
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| 97 | }
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| 98 | get name() {
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| 99 | return this._name;
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| 100 | }
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| 101 | get(key) {
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| 102 | const zone = this.getZoneWith(key);
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| 103 | if (zone)
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| 104 | return zone._properties[key];
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| 105 | }
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| 106 | getZoneWith(key) {
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| 107 | let current = this;
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| 108 | while (current) {
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| 109 | if (current._properties.hasOwnProperty(key)) {
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| 110 | return current;
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| 111 | }
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| 112 | current = current._parent;
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| 113 | }
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| 114 | return null;
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| 115 | }
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| 116 | fork(zoneSpec) {
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| 117 | if (!zoneSpec)
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| 118 | throw new Error('ZoneSpec required!');
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| 119 | return this._zoneDelegate.fork(this, zoneSpec);
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| 120 | }
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| 121 | wrap(callback, source) {
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| 122 | if (typeof callback !== 'function') {
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| 123 | throw new Error('Expecting function got: ' + callback);
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| 124 | }
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| 125 | const _callback = this._zoneDelegate.intercept(this, callback, source);
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| 126 | const zone = this;
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| 127 | return function () {
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| 128 | return zone.runGuarded(_callback, this, arguments, source);
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| 129 | };
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| 130 | }
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| 131 | run(callback, applyThis, applyArgs, source) {
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| 132 | _currentZoneFrame = { parent: _currentZoneFrame, zone: this };
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| 133 | try {
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| 134 | return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);
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| 135 | }
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| 136 | finally {
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| 137 | _currentZoneFrame = _currentZoneFrame.parent;
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| 138 | }
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| 139 | }
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| 140 | runGuarded(callback, applyThis = null, applyArgs, source) {
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| 141 | _currentZoneFrame = { parent: _currentZoneFrame, zone: this };
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| 142 | try {
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| 143 | try {
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| 144 | return this._zoneDelegate.invoke(this, callback, applyThis, applyArgs, source);
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| 145 | }
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| 146 | catch (error) {
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| 147 | if (this._zoneDelegate.handleError(this, error)) {
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| 148 | throw error;
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| 149 | }
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| 150 | }
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| 151 | }
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| 152 | finally {
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| 153 | _currentZoneFrame = _currentZoneFrame.parent;
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| 154 | }
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| 155 | }
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| 156 | runTask(task, applyThis, applyArgs) {
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| 157 | if (task.zone != this) {
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| 158 | throw new Error('A task can only be run in the zone of creation! (Creation: ' +
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| 159 | (task.zone || NO_ZONE).name + '; Execution: ' + this.name + ')');
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| 160 | }
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| 161 | // https://github.com/angular/zone.js/issues/778, sometimes eventTask
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| 162 | // will run in notScheduled(canceled) state, we should not try to
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| 163 | // run such kind of task but just return
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| 164 | if (task.state === notScheduled && (task.type === eventTask || task.type === macroTask)) {
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| 165 | return;
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| 166 | }
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| 167 | const reEntryGuard = task.state != running;
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| 168 | reEntryGuard && task._transitionTo(running, scheduled);
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| 169 | task.runCount++;
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| 170 | const previousTask = _currentTask;
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| 171 | _currentTask = task;
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| 172 | _currentZoneFrame = { parent: _currentZoneFrame, zone: this };
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| 173 | try {
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| 174 | if (task.type == macroTask && task.data && !task.data.isPeriodic) {
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| 175 | task.cancelFn = undefined;
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| 176 | }
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| 177 | try {
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| 178 | return this._zoneDelegate.invokeTask(this, task, applyThis, applyArgs);
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| 179 | }
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| 180 | catch (error) {
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| 181 | if (this._zoneDelegate.handleError(this, error)) {
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| 182 | throw error;
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| 183 | }
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| 184 | }
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| 185 | }
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| 186 | finally {
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| 187 | // if the task's state is notScheduled or unknown, then it has already been cancelled
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| 188 | // we should not reset the state to scheduled
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| 189 | if (task.state !== notScheduled && task.state !== unknown) {
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| 190 | if (task.type == eventTask || (task.data && task.data.isPeriodic)) {
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| 191 | reEntryGuard && task._transitionTo(scheduled, running);
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| 192 | }
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| 193 | else {
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| 194 | task.runCount = 0;
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| 195 | this._updateTaskCount(task, -1);
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| 196 | reEntryGuard &&
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| 197 | task._transitionTo(notScheduled, running, notScheduled);
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| 198 | }
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| 199 | }
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| 200 | _currentZoneFrame = _currentZoneFrame.parent;
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| 201 | _currentTask = previousTask;
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| 202 | }
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| 203 | }
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| 204 | scheduleTask(task) {
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| 205 | if (task.zone && task.zone !== this) {
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| 206 | // check if the task was rescheduled, the newZone
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| 207 | // should not be the children of the original zone
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| 208 | let newZone = this;
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| 209 | while (newZone) {
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| 210 | if (newZone === task.zone) {
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| 211 | throw Error(`can not reschedule task to ${this.name} which is descendants of the original zone ${task.zone.name}`);
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| 212 | }
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| 213 | newZone = newZone.parent;
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| 214 | }
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| 215 | }
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| 216 | task._transitionTo(scheduling, notScheduled);
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| 217 | const zoneDelegates = [];
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| 218 | task._zoneDelegates = zoneDelegates;
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| 219 | task._zone = this;
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| 220 | try {
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| 221 | task = this._zoneDelegate.scheduleTask(this, task);
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| 222 | }
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| 223 | catch (err) {
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| 224 | // should set task's state to unknown when scheduleTask throw error
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| 225 | // because the err may from reschedule, so the fromState maybe notScheduled
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| 226 | task._transitionTo(unknown, scheduling, notScheduled);
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| 227 | // TODO: @JiaLiPassion, should we check the result from handleError?
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| 228 | this._zoneDelegate.handleError(this, err);
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| 229 | throw err;
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| 230 | }
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| 231 | if (task._zoneDelegates === zoneDelegates) {
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| 232 | // we have to check because internally the delegate can reschedule the task.
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| 233 | this._updateTaskCount(task, 1);
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| 234 | }
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| 235 | if (task.state == scheduling) {
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| 236 | task._transitionTo(scheduled, scheduling);
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| 237 | }
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| 238 | return task;
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| 239 | }
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| 240 | scheduleMicroTask(source, callback, data, customSchedule) {
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| 241 | return this.scheduleTask(new ZoneTask(microTask, source, callback, data, customSchedule, undefined));
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| 242 | }
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| 243 | scheduleMacroTask(source, callback, data, customSchedule, customCancel) {
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| 244 | return this.scheduleTask(new ZoneTask(macroTask, source, callback, data, customSchedule, customCancel));
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| 245 | }
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| 246 | scheduleEventTask(source, callback, data, customSchedule, customCancel) {
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| 247 | return this.scheduleTask(new ZoneTask(eventTask, source, callback, data, customSchedule, customCancel));
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| 248 | }
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| 249 | cancelTask(task) {
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| 250 | if (task.zone != this)
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| 251 | throw new Error('A task can only be cancelled in the zone of creation! (Creation: ' +
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| 252 | (task.zone || NO_ZONE).name + '; Execution: ' + this.name + ')');
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| 253 | task._transitionTo(canceling, scheduled, running);
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| 254 | try {
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| 255 | this._zoneDelegate.cancelTask(this, task);
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| 256 | }
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| 257 | catch (err) {
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| 258 | // if error occurs when cancelTask, transit the state to unknown
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| 259 | task._transitionTo(unknown, canceling);
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| 260 | this._zoneDelegate.handleError(this, err);
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| 261 | throw err;
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| 262 | }
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| 263 | this._updateTaskCount(task, -1);
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| 264 | task._transitionTo(notScheduled, canceling);
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| 265 | task.runCount = 0;
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| 266 | return task;
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| 267 | }
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| 268 | _updateTaskCount(task, count) {
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| 269 | const zoneDelegates = task._zoneDelegates;
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| 270 | if (count == -1) {
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| 271 | task._zoneDelegates = null;
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| 272 | }
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| 273 | for (let i = 0; i < zoneDelegates.length; i++) {
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| 274 | zoneDelegates[i]._updateTaskCount(task.type, count);
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| 275 | }
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| 276 | }
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| 277 | }
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| 278 | // tslint:disable-next-line:require-internal-with-underscore
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| 279 | Zone.__symbol__ = __symbol__;
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| 280 | const DELEGATE_ZS = {
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| 281 | name: '',
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| 282 | onHasTask: (delegate, _, target, hasTaskState) => delegate.hasTask(target, hasTaskState),
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| 283 | onScheduleTask: (delegate, _, target, task) => delegate.scheduleTask(target, task),
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| 284 | onInvokeTask: (delegate, _, target, task, applyThis, applyArgs) => delegate.invokeTask(target, task, applyThis, applyArgs),
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| 285 | onCancelTask: (delegate, _, target, task) => delegate.cancelTask(target, task)
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| 286 | };
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| 287 | class ZoneDelegate {
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| 288 | constructor(zone, parentDelegate, zoneSpec) {
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| 289 | this._taskCounts = { 'microTask': 0, 'macroTask': 0, 'eventTask': 0 };
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| 290 | this.zone = zone;
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| 291 | this._parentDelegate = parentDelegate;
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| 292 | this._forkZS = zoneSpec && (zoneSpec && zoneSpec.onFork ? zoneSpec : parentDelegate._forkZS);
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| 293 | this._forkDlgt = zoneSpec && (zoneSpec.onFork ? parentDelegate : parentDelegate._forkDlgt);
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| 294 | this._forkCurrZone =
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| 295 | zoneSpec && (zoneSpec.onFork ? this.zone : parentDelegate._forkCurrZone);
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| 296 | this._interceptZS =
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| 297 | zoneSpec && (zoneSpec.onIntercept ? zoneSpec : parentDelegate._interceptZS);
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| 298 | this._interceptDlgt =
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| 299 | zoneSpec && (zoneSpec.onIntercept ? parentDelegate : parentDelegate._interceptDlgt);
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| 300 | this._interceptCurrZone =
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| 301 | zoneSpec && (zoneSpec.onIntercept ? this.zone : parentDelegate._interceptCurrZone);
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| 302 | this._invokeZS = zoneSpec && (zoneSpec.onInvoke ? zoneSpec : parentDelegate._invokeZS);
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| 303 | this._invokeDlgt =
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| 304 | zoneSpec && (zoneSpec.onInvoke ? parentDelegate : parentDelegate._invokeDlgt);
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| 305 | this._invokeCurrZone =
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| 306 | zoneSpec && (zoneSpec.onInvoke ? this.zone : parentDelegate._invokeCurrZone);
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| 307 | this._handleErrorZS =
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| 308 | zoneSpec && (zoneSpec.onHandleError ? zoneSpec : parentDelegate._handleErrorZS);
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| 309 | this._handleErrorDlgt =
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| 310 | zoneSpec && (zoneSpec.onHandleError ? parentDelegate : parentDelegate._handleErrorDlgt);
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| 311 | this._handleErrorCurrZone =
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| 312 | zoneSpec && (zoneSpec.onHandleError ? this.zone : parentDelegate._handleErrorCurrZone);
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| 313 | this._scheduleTaskZS =
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| 314 | zoneSpec && (zoneSpec.onScheduleTask ? zoneSpec : parentDelegate._scheduleTaskZS);
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| 315 | this._scheduleTaskDlgt = zoneSpec &&
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| 316 | (zoneSpec.onScheduleTask ? parentDelegate : parentDelegate._scheduleTaskDlgt);
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| 317 | this._scheduleTaskCurrZone =
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| 318 | zoneSpec && (zoneSpec.onScheduleTask ? this.zone : parentDelegate._scheduleTaskCurrZone);
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| 319 | this._invokeTaskZS =
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| 320 | zoneSpec && (zoneSpec.onInvokeTask ? zoneSpec : parentDelegate._invokeTaskZS);
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| 321 | this._invokeTaskDlgt =
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| 322 | zoneSpec && (zoneSpec.onInvokeTask ? parentDelegate : parentDelegate._invokeTaskDlgt);
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| 323 | this._invokeTaskCurrZone =
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| 324 | zoneSpec && (zoneSpec.onInvokeTask ? this.zone : parentDelegate._invokeTaskCurrZone);
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| 325 | this._cancelTaskZS =
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| 326 | zoneSpec && (zoneSpec.onCancelTask ? zoneSpec : parentDelegate._cancelTaskZS);
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| 327 | this._cancelTaskDlgt =
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| 328 | zoneSpec && (zoneSpec.onCancelTask ? parentDelegate : parentDelegate._cancelTaskDlgt);
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| 329 | this._cancelTaskCurrZone =
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| 330 | zoneSpec && (zoneSpec.onCancelTask ? this.zone : parentDelegate._cancelTaskCurrZone);
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| 331 | this._hasTaskZS = null;
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| 332 | this._hasTaskDlgt = null;
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| 333 | this._hasTaskDlgtOwner = null;
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| 334 | this._hasTaskCurrZone = null;
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| 335 | const zoneSpecHasTask = zoneSpec && zoneSpec.onHasTask;
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| 336 | const parentHasTask = parentDelegate && parentDelegate._hasTaskZS;
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| 337 | if (zoneSpecHasTask || parentHasTask) {
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| 338 | // If we need to report hasTask, than this ZS needs to do ref counting on tasks. In such
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| 339 | // a case all task related interceptors must go through this ZD. We can't short circuit it.
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| 340 | this._hasTaskZS = zoneSpecHasTask ? zoneSpec : DELEGATE_ZS;
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| 341 | this._hasTaskDlgt = parentDelegate;
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| 342 | this._hasTaskDlgtOwner = this;
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| 343 | this._hasTaskCurrZone = zone;
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| 344 | if (!zoneSpec.onScheduleTask) {
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| 345 | this._scheduleTaskZS = DELEGATE_ZS;
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| 346 | this._scheduleTaskDlgt = parentDelegate;
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| 347 | this._scheduleTaskCurrZone = this.zone;
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| 348 | }
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| 349 | if (!zoneSpec.onInvokeTask) {
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| 350 | this._invokeTaskZS = DELEGATE_ZS;
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| 351 | this._invokeTaskDlgt = parentDelegate;
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| 352 | this._invokeTaskCurrZone = this.zone;
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| 353 | }
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| 354 | if (!zoneSpec.onCancelTask) {
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| 355 | this._cancelTaskZS = DELEGATE_ZS;
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| 356 | this._cancelTaskDlgt = parentDelegate;
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| 357 | this._cancelTaskCurrZone = this.zone;
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| 358 | }
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| 359 | }
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| 360 | }
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| 361 | fork(targetZone, zoneSpec) {
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| 362 | return this._forkZS ? this._forkZS.onFork(this._forkDlgt, this.zone, targetZone, zoneSpec) :
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| 363 | new Zone(targetZone, zoneSpec);
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| 364 | }
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| 365 | intercept(targetZone, callback, source) {
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| 366 | return this._interceptZS ?
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| 367 | this._interceptZS.onIntercept(this._interceptDlgt, this._interceptCurrZone, targetZone, callback, source) :
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| 368 | callback;
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| 369 | }
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| 370 | invoke(targetZone, callback, applyThis, applyArgs, source) {
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| 371 | return this._invokeZS ? this._invokeZS.onInvoke(this._invokeDlgt, this._invokeCurrZone, targetZone, callback, applyThis, applyArgs, source) :
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| 372 | callback.apply(applyThis, applyArgs);
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| 373 | }
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| 374 | handleError(targetZone, error) {
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| 375 | return this._handleErrorZS ?
|
|---|
| 376 | this._handleErrorZS.onHandleError(this._handleErrorDlgt, this._handleErrorCurrZone, targetZone, error) :
|
|---|
| 377 | true;
|
|---|
| 378 | }
|
|---|
| 379 | scheduleTask(targetZone, task) {
|
|---|
| 380 | let returnTask = task;
|
|---|
| 381 | if (this._scheduleTaskZS) {
|
|---|
| 382 | if (this._hasTaskZS) {
|
|---|
| 383 | returnTask._zoneDelegates.push(this._hasTaskDlgtOwner);
|
|---|
| 384 | }
|
|---|
| 385 | // clang-format off
|
|---|
| 386 | returnTask = this._scheduleTaskZS.onScheduleTask(this._scheduleTaskDlgt, this._scheduleTaskCurrZone, targetZone, task);
|
|---|
| 387 | // clang-format on
|
|---|
| 388 | if (!returnTask)
|
|---|
| 389 | returnTask = task;
|
|---|
| 390 | }
|
|---|
| 391 | else {
|
|---|
| 392 | if (task.scheduleFn) {
|
|---|
| 393 | task.scheduleFn(task);
|
|---|
| 394 | }
|
|---|
| 395 | else if (task.type == microTask) {
|
|---|
| 396 | scheduleMicroTask(task);
|
|---|
| 397 | }
|
|---|
| 398 | else {
|
|---|
| 399 | throw new Error('Task is missing scheduleFn.');
|
|---|
| 400 | }
|
|---|
| 401 | }
|
|---|
| 402 | return returnTask;
|
|---|
| 403 | }
|
|---|
| 404 | invokeTask(targetZone, task, applyThis, applyArgs) {
|
|---|
| 405 | return this._invokeTaskZS ? this._invokeTaskZS.onInvokeTask(this._invokeTaskDlgt, this._invokeTaskCurrZone, targetZone, task, applyThis, applyArgs) :
|
|---|
| 406 | task.callback.apply(applyThis, applyArgs);
|
|---|
| 407 | }
|
|---|
| 408 | cancelTask(targetZone, task) {
|
|---|
| 409 | let value;
|
|---|
| 410 | if (this._cancelTaskZS) {
|
|---|
| 411 | value = this._cancelTaskZS.onCancelTask(this._cancelTaskDlgt, this._cancelTaskCurrZone, targetZone, task);
|
|---|
| 412 | }
|
|---|
| 413 | else {
|
|---|
| 414 | if (!task.cancelFn) {
|
|---|
| 415 | throw Error('Task is not cancelable');
|
|---|
| 416 | }
|
|---|
| 417 | value = task.cancelFn(task);
|
|---|
| 418 | }
|
|---|
| 419 | return value;
|
|---|
| 420 | }
|
|---|
| 421 | hasTask(targetZone, isEmpty) {
|
|---|
| 422 | // hasTask should not throw error so other ZoneDelegate
|
|---|
| 423 | // can still trigger hasTask callback
|
|---|
| 424 | try {
|
|---|
| 425 | this._hasTaskZS &&
|
|---|
| 426 | this._hasTaskZS.onHasTask(this._hasTaskDlgt, this._hasTaskCurrZone, targetZone, isEmpty);
|
|---|
| 427 | }
|
|---|
| 428 | catch (err) {
|
|---|
| 429 | this.handleError(targetZone, err);
|
|---|
| 430 | }
|
|---|
| 431 | }
|
|---|
| 432 | // tslint:disable-next-line:require-internal-with-underscore
|
|---|
| 433 | _updateTaskCount(type, count) {
|
|---|
| 434 | const counts = this._taskCounts;
|
|---|
| 435 | const prev = counts[type];
|
|---|
| 436 | const next = counts[type] = prev + count;
|
|---|
| 437 | if (next < 0) {
|
|---|
| 438 | throw new Error('More tasks executed then were scheduled.');
|
|---|
| 439 | }
|
|---|
| 440 | if (prev == 0 || next == 0) {
|
|---|
| 441 | const isEmpty = {
|
|---|
| 442 | microTask: counts['microTask'] > 0,
|
|---|
| 443 | macroTask: counts['macroTask'] > 0,
|
|---|
| 444 | eventTask: counts['eventTask'] > 0,
|
|---|
| 445 | change: type
|
|---|
| 446 | };
|
|---|
| 447 | this.hasTask(this.zone, isEmpty);
|
|---|
| 448 | }
|
|---|
| 449 | }
|
|---|
| 450 | }
|
|---|
| 451 | class ZoneTask {
|
|---|
| 452 | constructor(type, source, callback, options, scheduleFn, cancelFn) {
|
|---|
| 453 | // tslint:disable-next-line:require-internal-with-underscore
|
|---|
| 454 | this._zone = null;
|
|---|
| 455 | this.runCount = 0;
|
|---|
| 456 | // tslint:disable-next-line:require-internal-with-underscore
|
|---|
| 457 | this._zoneDelegates = null;
|
|---|
| 458 | // tslint:disable-next-line:require-internal-with-underscore
|
|---|
| 459 | this._state = 'notScheduled';
|
|---|
| 460 | this.type = type;
|
|---|
| 461 | this.source = source;
|
|---|
| 462 | this.data = options;
|
|---|
| 463 | this.scheduleFn = scheduleFn;
|
|---|
| 464 | this.cancelFn = cancelFn;
|
|---|
| 465 | if (!callback) {
|
|---|
| 466 | throw new Error('callback is not defined');
|
|---|
| 467 | }
|
|---|
| 468 | this.callback = callback;
|
|---|
| 469 | const self = this;
|
|---|
| 470 | // TODO: @JiaLiPassion options should have interface
|
|---|
| 471 | if (type === eventTask && options && options.useG) {
|
|---|
| 472 | this.invoke = ZoneTask.invokeTask;
|
|---|
| 473 | }
|
|---|
| 474 | else {
|
|---|
| 475 | this.invoke = function () {
|
|---|
| 476 | return ZoneTask.invokeTask.call(global, self, this, arguments);
|
|---|
| 477 | };
|
|---|
| 478 | }
|
|---|
| 479 | }
|
|---|
| 480 | static invokeTask(task, target, args) {
|
|---|
| 481 | if (!task) {
|
|---|
| 482 | task = this;
|
|---|
| 483 | }
|
|---|
| 484 | _numberOfNestedTaskFrames++;
|
|---|
| 485 | try {
|
|---|
| 486 | task.runCount++;
|
|---|
| 487 | return task.zone.runTask(task, target, args);
|
|---|
| 488 | }
|
|---|
| 489 | finally {
|
|---|
| 490 | if (_numberOfNestedTaskFrames == 1) {
|
|---|
| 491 | drainMicroTaskQueue();
|
|---|
| 492 | }
|
|---|
| 493 | _numberOfNestedTaskFrames--;
|
|---|
| 494 | }
|
|---|
| 495 | }
|
|---|
| 496 | get zone() {
|
|---|
| 497 | return this._zone;
|
|---|
| 498 | }
|
|---|
| 499 | get state() {
|
|---|
| 500 | return this._state;
|
|---|
| 501 | }
|
|---|
| 502 | cancelScheduleRequest() {
|
|---|
| 503 | this._transitionTo(notScheduled, scheduling);
|
|---|
| 504 | }
|
|---|
| 505 | // tslint:disable-next-line:require-internal-with-underscore
|
|---|
| 506 | _transitionTo(toState, fromState1, fromState2) {
|
|---|
| 507 | if (this._state === fromState1 || this._state === fromState2) {
|
|---|
| 508 | this._state = toState;
|
|---|
| 509 | if (toState == notScheduled) {
|
|---|
| 510 | this._zoneDelegates = null;
|
|---|
| 511 | }
|
|---|
| 512 | }
|
|---|
| 513 | else {
|
|---|
| 514 | throw new Error(`${this.type} '${this.source}': can not transition to '${toState}', expecting state '${fromState1}'${fromState2 ? ' or \'' + fromState2 + '\'' : ''}, was '${this._state}'.`);
|
|---|
| 515 | }
|
|---|
| 516 | }
|
|---|
| 517 | toString() {
|
|---|
| 518 | if (this.data && typeof this.data.handleId !== 'undefined') {
|
|---|
| 519 | return this.data.handleId.toString();
|
|---|
| 520 | }
|
|---|
| 521 | else {
|
|---|
| 522 | return Object.prototype.toString.call(this);
|
|---|
| 523 | }
|
|---|
| 524 | }
|
|---|
| 525 | // add toJSON method to prevent cyclic error when
|
|---|
| 526 | // call JSON.stringify(zoneTask)
|
|---|
| 527 | toJSON() {
|
|---|
| 528 | return {
|
|---|
| 529 | type: this.type,
|
|---|
| 530 | state: this.state,
|
|---|
| 531 | source: this.source,
|
|---|
| 532 | zone: this.zone.name,
|
|---|
| 533 | runCount: this.runCount
|
|---|
| 534 | };
|
|---|
| 535 | }
|
|---|
| 536 | }
|
|---|
| 537 | //////////////////////////////////////////////////////
|
|---|
| 538 | //////////////////////////////////////////////////////
|
|---|
| 539 | /// MICROTASK QUEUE
|
|---|
| 540 | //////////////////////////////////////////////////////
|
|---|
| 541 | //////////////////////////////////////////////////////
|
|---|
| 542 | const symbolSetTimeout = __symbol__('setTimeout');
|
|---|
| 543 | const symbolPromise = __symbol__('Promise');
|
|---|
| 544 | const symbolThen = __symbol__('then');
|
|---|
| 545 | let _microTaskQueue = [];
|
|---|
| 546 | let _isDrainingMicrotaskQueue = false;
|
|---|
| 547 | let nativeMicroTaskQueuePromise;
|
|---|
| 548 | function scheduleMicroTask(task) {
|
|---|
| 549 | // if we are not running in any task, and there has not been anything scheduled
|
|---|
| 550 | // we must bootstrap the initial task creation by manually scheduling the drain
|
|---|
| 551 | if (_numberOfNestedTaskFrames === 0 && _microTaskQueue.length === 0) {
|
|---|
| 552 | // We are not running in Task, so we need to kickstart the microtask queue.
|
|---|
| 553 | if (!nativeMicroTaskQueuePromise) {
|
|---|
| 554 | if (global[symbolPromise]) {
|
|---|
| 555 | nativeMicroTaskQueuePromise = global[symbolPromise].resolve(0);
|
|---|
| 556 | }
|
|---|
| 557 | }
|
|---|
| 558 | if (nativeMicroTaskQueuePromise) {
|
|---|
| 559 | let nativeThen = nativeMicroTaskQueuePromise[symbolThen];
|
|---|
| 560 | if (!nativeThen) {
|
|---|
| 561 | // native Promise is not patchable, we need to use `then` directly
|
|---|
| 562 | // issue 1078
|
|---|
| 563 | nativeThen = nativeMicroTaskQueuePromise['then'];
|
|---|
| 564 | }
|
|---|
| 565 | nativeThen.call(nativeMicroTaskQueuePromise, drainMicroTaskQueue);
|
|---|
| 566 | }
|
|---|
| 567 | else {
|
|---|
| 568 | global[symbolSetTimeout](drainMicroTaskQueue, 0);
|
|---|
| 569 | }
|
|---|
| 570 | }
|
|---|
| 571 | task && _microTaskQueue.push(task);
|
|---|
| 572 | }
|
|---|
| 573 | function drainMicroTaskQueue() {
|
|---|
| 574 | if (!_isDrainingMicrotaskQueue) {
|
|---|
| 575 | _isDrainingMicrotaskQueue = true;
|
|---|
| 576 | while (_microTaskQueue.length) {
|
|---|
| 577 | const queue = _microTaskQueue;
|
|---|
| 578 | _microTaskQueue = [];
|
|---|
| 579 | for (let i = 0; i < queue.length; i++) {
|
|---|
| 580 | const task = queue[i];
|
|---|
| 581 | try {
|
|---|
| 582 | task.zone.runTask(task, null, null);
|
|---|
| 583 | }
|
|---|
| 584 | catch (error) {
|
|---|
| 585 | _api.onUnhandledError(error);
|
|---|
| 586 | }
|
|---|
| 587 | }
|
|---|
| 588 | }
|
|---|
| 589 | _api.microtaskDrainDone();
|
|---|
| 590 | _isDrainingMicrotaskQueue = false;
|
|---|
| 591 | }
|
|---|
| 592 | }
|
|---|
| 593 | //////////////////////////////////////////////////////
|
|---|
| 594 | //////////////////////////////////////////////////////
|
|---|
| 595 | /// BOOTSTRAP
|
|---|
| 596 | //////////////////////////////////////////////////////
|
|---|
| 597 | //////////////////////////////////////////////////////
|
|---|
| 598 | const NO_ZONE = { name: 'NO ZONE' };
|
|---|
| 599 | const notScheduled = 'notScheduled', scheduling = 'scheduling', scheduled = 'scheduled', running = 'running', canceling = 'canceling', unknown = 'unknown';
|
|---|
| 600 | const microTask = 'microTask', macroTask = 'macroTask', eventTask = 'eventTask';
|
|---|
| 601 | const patches = {};
|
|---|
| 602 | const _api = {
|
|---|
| 603 | symbol: __symbol__,
|
|---|
| 604 | currentZoneFrame: () => _currentZoneFrame,
|
|---|
| 605 | onUnhandledError: noop,
|
|---|
| 606 | microtaskDrainDone: noop,
|
|---|
| 607 | scheduleMicroTask: scheduleMicroTask,
|
|---|
| 608 | showUncaughtError: () => !Zone[__symbol__('ignoreConsoleErrorUncaughtError')],
|
|---|
| 609 | patchEventTarget: () => [],
|
|---|
| 610 | patchOnProperties: noop,
|
|---|
| 611 | patchMethod: () => noop,
|
|---|
| 612 | bindArguments: () => [],
|
|---|
| 613 | patchThen: () => noop,
|
|---|
| 614 | patchMacroTask: () => noop,
|
|---|
| 615 | patchEventPrototype: () => noop,
|
|---|
| 616 | isIEOrEdge: () => false,
|
|---|
| 617 | getGlobalObjects: () => undefined,
|
|---|
| 618 | ObjectDefineProperty: () => noop,
|
|---|
| 619 | ObjectGetOwnPropertyDescriptor: () => undefined,
|
|---|
| 620 | ObjectCreate: () => undefined,
|
|---|
| 621 | ArraySlice: () => [],
|
|---|
| 622 | patchClass: () => noop,
|
|---|
| 623 | wrapWithCurrentZone: () => noop,
|
|---|
| 624 | filterProperties: () => [],
|
|---|
| 625 | attachOriginToPatched: () => noop,
|
|---|
| 626 | _redefineProperty: () => noop,
|
|---|
| 627 | patchCallbacks: () => noop
|
|---|
| 628 | };
|
|---|
| 629 | let _currentZoneFrame = { parent: null, zone: new Zone(null, null) };
|
|---|
| 630 | let _currentTask = null;
|
|---|
| 631 | let _numberOfNestedTaskFrames = 0;
|
|---|
| 632 | function noop() { }
|
|---|
| 633 | performanceMeasure('Zone', 'Zone');
|
|---|
| 634 | return global['Zone'] = Zone;
|
|---|
| 635 | })(typeof window !== 'undefined' && window || typeof self !== 'undefined' && self || global);
|
|---|
| 636 |
|
|---|
| 637 | /**
|
|---|
| 638 | * @license
|
|---|
| 639 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 640 | *
|
|---|
| 641 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 642 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 643 | */
|
|---|
| 644 | /**
|
|---|
| 645 | * Suppress closure compiler errors about unknown 'Zone' variable
|
|---|
| 646 | * @fileoverview
|
|---|
| 647 | * @suppress {undefinedVars,globalThis,missingRequire}
|
|---|
| 648 | */
|
|---|
| 649 | /// <reference types="node"/>
|
|---|
| 650 | // issue #989, to reduce bundle size, use short name
|
|---|
| 651 | /** Object.getOwnPropertyDescriptor */
|
|---|
| 652 | const ObjectGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
|
|---|
| 653 | /** Object.defineProperty */
|
|---|
| 654 | const ObjectDefineProperty = Object.defineProperty;
|
|---|
| 655 | /** Object.getPrototypeOf */
|
|---|
| 656 | const ObjectGetPrototypeOf = Object.getPrototypeOf;
|
|---|
| 657 | /** Array.prototype.slice */
|
|---|
| 658 | const ArraySlice = Array.prototype.slice;
|
|---|
| 659 | /** addEventListener string const */
|
|---|
| 660 | const ADD_EVENT_LISTENER_STR = 'addEventListener';
|
|---|
| 661 | /** removeEventListener string const */
|
|---|
| 662 | const REMOVE_EVENT_LISTENER_STR = 'removeEventListener';
|
|---|
| 663 | /** zoneSymbol addEventListener */
|
|---|
| 664 | const ZONE_SYMBOL_ADD_EVENT_LISTENER = Zone.__symbol__(ADD_EVENT_LISTENER_STR);
|
|---|
| 665 | /** zoneSymbol removeEventListener */
|
|---|
| 666 | const ZONE_SYMBOL_REMOVE_EVENT_LISTENER = Zone.__symbol__(REMOVE_EVENT_LISTENER_STR);
|
|---|
| 667 | /** true string const */
|
|---|
| 668 | const TRUE_STR = 'true';
|
|---|
| 669 | /** false string const */
|
|---|
| 670 | const FALSE_STR = 'false';
|
|---|
| 671 | /** Zone symbol prefix string const. */
|
|---|
| 672 | const ZONE_SYMBOL_PREFIX = Zone.__symbol__('');
|
|---|
| 673 | function wrapWithCurrentZone(callback, source) {
|
|---|
| 674 | return Zone.current.wrap(callback, source);
|
|---|
| 675 | }
|
|---|
| 676 | function scheduleMacroTaskWithCurrentZone(source, callback, data, customSchedule, customCancel) {
|
|---|
| 677 | return Zone.current.scheduleMacroTask(source, callback, data, customSchedule, customCancel);
|
|---|
| 678 | }
|
|---|
| 679 | const zoneSymbol = Zone.__symbol__;
|
|---|
| 680 | const isWindowExists = typeof window !== 'undefined';
|
|---|
| 681 | const internalWindow = isWindowExists ? window : undefined;
|
|---|
| 682 | const _global = isWindowExists && internalWindow || typeof self === 'object' && self || global;
|
|---|
| 683 | const REMOVE_ATTRIBUTE = 'removeAttribute';
|
|---|
| 684 | const NULL_ON_PROP_VALUE = [null];
|
|---|
| 685 | function bindArguments(args, source) {
|
|---|
| 686 | for (let i = args.length - 1; i >= 0; i--) {
|
|---|
| 687 | if (typeof args[i] === 'function') {
|
|---|
| 688 | args[i] = wrapWithCurrentZone(args[i], source + '_' + i);
|
|---|
| 689 | }
|
|---|
| 690 | }
|
|---|
| 691 | return args;
|
|---|
| 692 | }
|
|---|
| 693 | function isPropertyWritable(propertyDesc) {
|
|---|
| 694 | if (!propertyDesc) {
|
|---|
| 695 | return true;
|
|---|
| 696 | }
|
|---|
| 697 | if (propertyDesc.writable === false) {
|
|---|
| 698 | return false;
|
|---|
| 699 | }
|
|---|
| 700 | return !(typeof propertyDesc.get === 'function' && typeof propertyDesc.set === 'undefined');
|
|---|
| 701 | }
|
|---|
| 702 | const isWebWorker = (typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope);
|
|---|
| 703 | // Make sure to access `process` through `_global` so that WebPack does not accidentally browserify
|
|---|
| 704 | // this code.
|
|---|
| 705 | const isNode = (!('nw' in _global) && typeof _global.process !== 'undefined' &&
|
|---|
| 706 | {}.toString.call(_global.process) === '[object process]');
|
|---|
| 707 | const isBrowser = !isNode && !isWebWorker && !!(isWindowExists && internalWindow['HTMLElement']);
|
|---|
| 708 | // we are in electron of nw, so we are both browser and nodejs
|
|---|
| 709 | // Make sure to access `process` through `_global` so that WebPack does not accidentally browserify
|
|---|
| 710 | // this code.
|
|---|
| 711 | const isMix = typeof _global.process !== 'undefined' &&
|
|---|
| 712 | {}.toString.call(_global.process) === '[object process]' && !isWebWorker &&
|
|---|
| 713 | !!(isWindowExists && internalWindow['HTMLElement']);
|
|---|
| 714 | const zoneSymbolEventNames = {};
|
|---|
| 715 | const wrapFn = function (event) {
|
|---|
| 716 | // https://github.com/angular/zone.js/issues/911, in IE, sometimes
|
|---|
| 717 | // event will be undefined, so we need to use window.event
|
|---|
| 718 | event = event || _global.event;
|
|---|
| 719 | if (!event) {
|
|---|
| 720 | return;
|
|---|
| 721 | }
|
|---|
| 722 | let eventNameSymbol = zoneSymbolEventNames[event.type];
|
|---|
| 723 | if (!eventNameSymbol) {
|
|---|
| 724 | eventNameSymbol = zoneSymbolEventNames[event.type] = zoneSymbol('ON_PROPERTY' + event.type);
|
|---|
| 725 | }
|
|---|
| 726 | const target = this || event.target || _global;
|
|---|
| 727 | const listener = target[eventNameSymbol];
|
|---|
| 728 | let result;
|
|---|
| 729 | if (isBrowser && target === internalWindow && event.type === 'error') {
|
|---|
| 730 | // window.onerror have different signiture
|
|---|
| 731 | // https://developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/onerror#window.onerror
|
|---|
| 732 | // and onerror callback will prevent default when callback return true
|
|---|
| 733 | const errorEvent = event;
|
|---|
| 734 | result = listener &&
|
|---|
| 735 | listener.call(this, errorEvent.message, errorEvent.filename, errorEvent.lineno, errorEvent.colno, errorEvent.error);
|
|---|
| 736 | if (result === true) {
|
|---|
| 737 | event.preventDefault();
|
|---|
| 738 | }
|
|---|
| 739 | }
|
|---|
| 740 | else {
|
|---|
| 741 | result = listener && listener.apply(this, arguments);
|
|---|
| 742 | if (result != undefined && !result) {
|
|---|
| 743 | event.preventDefault();
|
|---|
| 744 | }
|
|---|
| 745 | }
|
|---|
| 746 | return result;
|
|---|
| 747 | };
|
|---|
| 748 | function patchProperty(obj, prop, prototype) {
|
|---|
| 749 | let desc = ObjectGetOwnPropertyDescriptor(obj, prop);
|
|---|
| 750 | if (!desc && prototype) {
|
|---|
| 751 | // when patch window object, use prototype to check prop exist or not
|
|---|
| 752 | const prototypeDesc = ObjectGetOwnPropertyDescriptor(prototype, prop);
|
|---|
| 753 | if (prototypeDesc) {
|
|---|
| 754 | desc = { enumerable: true, configurable: true };
|
|---|
| 755 | }
|
|---|
| 756 | }
|
|---|
| 757 | // if the descriptor not exists or is not configurable
|
|---|
| 758 | // just return
|
|---|
| 759 | if (!desc || !desc.configurable) {
|
|---|
| 760 | return;
|
|---|
| 761 | }
|
|---|
| 762 | const onPropPatchedSymbol = zoneSymbol('on' + prop + 'patched');
|
|---|
| 763 | if (obj.hasOwnProperty(onPropPatchedSymbol) && obj[onPropPatchedSymbol]) {
|
|---|
| 764 | return;
|
|---|
| 765 | }
|
|---|
| 766 | // A property descriptor cannot have getter/setter and be writable
|
|---|
| 767 | // deleting the writable and value properties avoids this error:
|
|---|
| 768 | //
|
|---|
| 769 | // TypeError: property descriptors must not specify a value or be writable when a
|
|---|
| 770 | // getter or setter has been specified
|
|---|
| 771 | delete desc.writable;
|
|---|
| 772 | delete desc.value;
|
|---|
| 773 | const originalDescGet = desc.get;
|
|---|
| 774 | const originalDescSet = desc.set;
|
|---|
| 775 | // substr(2) cuz 'onclick' -> 'click', etc
|
|---|
| 776 | const eventName = prop.substr(2);
|
|---|
| 777 | let eventNameSymbol = zoneSymbolEventNames[eventName];
|
|---|
| 778 | if (!eventNameSymbol) {
|
|---|
| 779 | eventNameSymbol = zoneSymbolEventNames[eventName] = zoneSymbol('ON_PROPERTY' + eventName);
|
|---|
| 780 | }
|
|---|
| 781 | desc.set = function (newValue) {
|
|---|
| 782 | // in some of windows's onproperty callback, this is undefined
|
|---|
| 783 | // so we need to check it
|
|---|
| 784 | let target = this;
|
|---|
| 785 | if (!target && obj === _global) {
|
|---|
| 786 | target = _global;
|
|---|
| 787 | }
|
|---|
| 788 | if (!target) {
|
|---|
| 789 | return;
|
|---|
| 790 | }
|
|---|
| 791 | let previousValue = target[eventNameSymbol];
|
|---|
| 792 | if (previousValue) {
|
|---|
| 793 | target.removeEventListener(eventName, wrapFn);
|
|---|
| 794 | }
|
|---|
| 795 | // issue #978, when onload handler was added before loading zone.js
|
|---|
| 796 | // we should remove it with originalDescSet
|
|---|
| 797 | if (originalDescSet) {
|
|---|
| 798 | originalDescSet.apply(target, NULL_ON_PROP_VALUE);
|
|---|
| 799 | }
|
|---|
| 800 | if (typeof newValue === 'function') {
|
|---|
| 801 | target[eventNameSymbol] = newValue;
|
|---|
| 802 | target.addEventListener(eventName, wrapFn, false);
|
|---|
| 803 | }
|
|---|
| 804 | else {
|
|---|
| 805 | target[eventNameSymbol] = null;
|
|---|
| 806 | }
|
|---|
| 807 | };
|
|---|
| 808 | // The getter would return undefined for unassigned properties but the default value of an
|
|---|
| 809 | // unassigned property is null
|
|---|
| 810 | desc.get = function () {
|
|---|
| 811 | // in some of windows's onproperty callback, this is undefined
|
|---|
| 812 | // so we need to check it
|
|---|
| 813 | let target = this;
|
|---|
| 814 | if (!target && obj === _global) {
|
|---|
| 815 | target = _global;
|
|---|
| 816 | }
|
|---|
| 817 | if (!target) {
|
|---|
| 818 | return null;
|
|---|
| 819 | }
|
|---|
| 820 | const listener = target[eventNameSymbol];
|
|---|
| 821 | if (listener) {
|
|---|
| 822 | return listener;
|
|---|
| 823 | }
|
|---|
| 824 | else if (originalDescGet) {
|
|---|
| 825 | // result will be null when use inline event attribute,
|
|---|
| 826 | // such as <button onclick="func();">OK</button>
|
|---|
| 827 | // because the onclick function is internal raw uncompiled handler
|
|---|
| 828 | // the onclick will be evaluated when first time event was triggered or
|
|---|
| 829 | // the property is accessed, https://github.com/angular/zone.js/issues/525
|
|---|
| 830 | // so we should use original native get to retrieve the handler
|
|---|
| 831 | let value = originalDescGet && originalDescGet.call(this);
|
|---|
| 832 | if (value) {
|
|---|
| 833 | desc.set.call(this, value);
|
|---|
| 834 | if (typeof target[REMOVE_ATTRIBUTE] === 'function') {
|
|---|
| 835 | target.removeAttribute(prop);
|
|---|
| 836 | }
|
|---|
| 837 | return value;
|
|---|
| 838 | }
|
|---|
| 839 | }
|
|---|
| 840 | return null;
|
|---|
| 841 | };
|
|---|
| 842 | ObjectDefineProperty(obj, prop, desc);
|
|---|
| 843 | obj[onPropPatchedSymbol] = true;
|
|---|
| 844 | }
|
|---|
| 845 | function patchOnProperties(obj, properties, prototype) {
|
|---|
| 846 | if (properties) {
|
|---|
| 847 | for (let i = 0; i < properties.length; i++) {
|
|---|
| 848 | patchProperty(obj, 'on' + properties[i], prototype);
|
|---|
| 849 | }
|
|---|
| 850 | }
|
|---|
| 851 | else {
|
|---|
| 852 | const onProperties = [];
|
|---|
| 853 | for (const prop in obj) {
|
|---|
| 854 | if (prop.substr(0, 2) == 'on') {
|
|---|
| 855 | onProperties.push(prop);
|
|---|
| 856 | }
|
|---|
| 857 | }
|
|---|
| 858 | for (let j = 0; j < onProperties.length; j++) {
|
|---|
| 859 | patchProperty(obj, onProperties[j], prototype);
|
|---|
| 860 | }
|
|---|
| 861 | }
|
|---|
| 862 | }
|
|---|
| 863 | const originalInstanceKey = zoneSymbol('originalInstance');
|
|---|
| 864 | function copySymbolProperties(src, dest) {
|
|---|
| 865 | if (typeof Object.getOwnPropertySymbols !== 'function') {
|
|---|
| 866 | return;
|
|---|
| 867 | }
|
|---|
| 868 | const symbols = Object.getOwnPropertySymbols(src);
|
|---|
| 869 | symbols.forEach((symbol) => {
|
|---|
| 870 | const desc = Object.getOwnPropertyDescriptor(src, symbol);
|
|---|
| 871 | Object.defineProperty(dest, symbol, {
|
|---|
| 872 | get: function () {
|
|---|
| 873 | return src[symbol];
|
|---|
| 874 | },
|
|---|
| 875 | set: function (value) {
|
|---|
| 876 | if (desc && (!desc.writable || typeof desc.set !== 'function')) {
|
|---|
| 877 | // if src[symbol] is not writable or not have a setter, just return
|
|---|
| 878 | return;
|
|---|
| 879 | }
|
|---|
| 880 | src[symbol] = value;
|
|---|
| 881 | },
|
|---|
| 882 | enumerable: desc ? desc.enumerable : true,
|
|---|
| 883 | configurable: desc ? desc.configurable : true
|
|---|
| 884 | });
|
|---|
| 885 | });
|
|---|
| 886 | }
|
|---|
| 887 | let shouldCopySymbolProperties = false;
|
|---|
| 888 | function setShouldCopySymbolProperties(flag) {
|
|---|
| 889 | shouldCopySymbolProperties = flag;
|
|---|
| 890 | }
|
|---|
| 891 | function patchMethod(target, name, patchFn) {
|
|---|
| 892 | let proto = target;
|
|---|
| 893 | while (proto && !proto.hasOwnProperty(name)) {
|
|---|
| 894 | proto = ObjectGetPrototypeOf(proto);
|
|---|
| 895 | }
|
|---|
| 896 | if (!proto && target[name]) {
|
|---|
| 897 | // somehow we did not find it, but we can see it. This happens on IE for Window properties.
|
|---|
| 898 | proto = target;
|
|---|
| 899 | }
|
|---|
| 900 | const delegateName = zoneSymbol(name);
|
|---|
| 901 | let delegate = null;
|
|---|
| 902 | if (proto && (!(delegate = proto[delegateName]) || !proto.hasOwnProperty(delegateName))) {
|
|---|
| 903 | delegate = proto[delegateName] = proto[name];
|
|---|
| 904 | // check whether proto[name] is writable
|
|---|
| 905 | // some property is readonly in safari, such as HtmlCanvasElement.prototype.toBlob
|
|---|
| 906 | const desc = proto && ObjectGetOwnPropertyDescriptor(proto, name);
|
|---|
| 907 | if (isPropertyWritable(desc)) {
|
|---|
| 908 | const patchDelegate = patchFn(delegate, delegateName, name);
|
|---|
| 909 | proto[name] = function () {
|
|---|
| 910 | return patchDelegate(this, arguments);
|
|---|
| 911 | };
|
|---|
| 912 | attachOriginToPatched(proto[name], delegate);
|
|---|
| 913 | if (shouldCopySymbolProperties) {
|
|---|
| 914 | copySymbolProperties(delegate, proto[name]);
|
|---|
| 915 | }
|
|---|
| 916 | }
|
|---|
| 917 | }
|
|---|
| 918 | return delegate;
|
|---|
| 919 | }
|
|---|
| 920 | // TODO: @JiaLiPassion, support cancel task later if necessary
|
|---|
| 921 | function patchMacroTask(obj, funcName, metaCreator) {
|
|---|
| 922 | let setNative = null;
|
|---|
| 923 | function scheduleTask(task) {
|
|---|
| 924 | const data = task.data;
|
|---|
| 925 | data.args[data.cbIdx] = function () {
|
|---|
| 926 | task.invoke.apply(this, arguments);
|
|---|
| 927 | };
|
|---|
| 928 | setNative.apply(data.target, data.args);
|
|---|
| 929 | return task;
|
|---|
| 930 | }
|
|---|
| 931 | setNative = patchMethod(obj, funcName, (delegate) => function (self, args) {
|
|---|
| 932 | const meta = metaCreator(self, args);
|
|---|
| 933 | if (meta.cbIdx >= 0 && typeof args[meta.cbIdx] === 'function') {
|
|---|
| 934 | return scheduleMacroTaskWithCurrentZone(meta.name, args[meta.cbIdx], meta, scheduleTask);
|
|---|
| 935 | }
|
|---|
| 936 | else {
|
|---|
| 937 | // cause an error by calling it directly.
|
|---|
| 938 | return delegate.apply(self, args);
|
|---|
| 939 | }
|
|---|
| 940 | });
|
|---|
| 941 | }
|
|---|
| 942 | function patchMicroTask(obj, funcName, metaCreator) {
|
|---|
| 943 | let setNative = null;
|
|---|
| 944 | function scheduleTask(task) {
|
|---|
| 945 | const data = task.data;
|
|---|
| 946 | data.args[data.cbIdx] = function () {
|
|---|
| 947 | task.invoke.apply(this, arguments);
|
|---|
| 948 | };
|
|---|
| 949 | setNative.apply(data.target, data.args);
|
|---|
| 950 | return task;
|
|---|
| 951 | }
|
|---|
| 952 | setNative = patchMethod(obj, funcName, (delegate) => function (self, args) {
|
|---|
| 953 | const meta = metaCreator(self, args);
|
|---|
| 954 | if (meta.cbIdx >= 0 && typeof args[meta.cbIdx] === 'function') {
|
|---|
| 955 | return Zone.current.scheduleMicroTask(meta.name, args[meta.cbIdx], meta, scheduleTask);
|
|---|
| 956 | }
|
|---|
| 957 | else {
|
|---|
| 958 | // cause an error by calling it directly.
|
|---|
| 959 | return delegate.apply(self, args);
|
|---|
| 960 | }
|
|---|
| 961 | });
|
|---|
| 962 | }
|
|---|
| 963 | function attachOriginToPatched(patched, original) {
|
|---|
| 964 | patched[zoneSymbol('OriginalDelegate')] = original;
|
|---|
| 965 | }
|
|---|
| 966 |
|
|---|
| 967 | /**
|
|---|
| 968 | * @license
|
|---|
| 969 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 970 | *
|
|---|
| 971 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 972 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 973 | */
|
|---|
| 974 | Zone.__load_patch('ZoneAwarePromise', (global, Zone, api) => {
|
|---|
| 975 | const ObjectGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
|
|---|
| 976 | const ObjectDefineProperty = Object.defineProperty;
|
|---|
| 977 | function readableObjectToString(obj) {
|
|---|
| 978 | if (obj && obj.toString === Object.prototype.toString) {
|
|---|
| 979 | const className = obj.constructor && obj.constructor.name;
|
|---|
| 980 | return (className ? className : '') + ': ' + JSON.stringify(obj);
|
|---|
| 981 | }
|
|---|
| 982 | return obj ? obj.toString() : Object.prototype.toString.call(obj);
|
|---|
| 983 | }
|
|---|
| 984 | const __symbol__ = api.symbol;
|
|---|
| 985 | const _uncaughtPromiseErrors = [];
|
|---|
| 986 | const isDisableWrappingUncaughtPromiseRejection = global[__symbol__('DISABLE_WRAPPING_UNCAUGHT_PROMISE_REJECTION')] === true;
|
|---|
| 987 | const symbolPromise = __symbol__('Promise');
|
|---|
| 988 | const symbolThen = __symbol__('then');
|
|---|
| 989 | const creationTrace = '__creationTrace__';
|
|---|
| 990 | api.onUnhandledError = (e) => {
|
|---|
| 991 | if (api.showUncaughtError()) {
|
|---|
| 992 | const rejection = e && e.rejection;
|
|---|
| 993 | if (rejection) {
|
|---|
| 994 | 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);
|
|---|
| 995 | }
|
|---|
| 996 | else {
|
|---|
| 997 | console.error(e);
|
|---|
| 998 | }
|
|---|
| 999 | }
|
|---|
| 1000 | };
|
|---|
| 1001 | api.microtaskDrainDone = () => {
|
|---|
| 1002 | while (_uncaughtPromiseErrors.length) {
|
|---|
| 1003 | const uncaughtPromiseError = _uncaughtPromiseErrors.shift();
|
|---|
| 1004 | try {
|
|---|
| 1005 | uncaughtPromiseError.zone.runGuarded(() => {
|
|---|
| 1006 | if (uncaughtPromiseError.throwOriginal) {
|
|---|
| 1007 | throw uncaughtPromiseError.rejection;
|
|---|
| 1008 | }
|
|---|
| 1009 | throw uncaughtPromiseError;
|
|---|
| 1010 | });
|
|---|
| 1011 | }
|
|---|
| 1012 | catch (error) {
|
|---|
| 1013 | handleUnhandledRejection(error);
|
|---|
| 1014 | }
|
|---|
| 1015 | }
|
|---|
| 1016 | };
|
|---|
| 1017 | const UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL = __symbol__('unhandledPromiseRejectionHandler');
|
|---|
| 1018 | function handleUnhandledRejection(e) {
|
|---|
| 1019 | api.onUnhandledError(e);
|
|---|
| 1020 | try {
|
|---|
| 1021 | const handler = Zone[UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL];
|
|---|
| 1022 | if (typeof handler === 'function') {
|
|---|
| 1023 | handler.call(this, e);
|
|---|
| 1024 | }
|
|---|
| 1025 | }
|
|---|
| 1026 | catch (err) {
|
|---|
| 1027 | }
|
|---|
| 1028 | }
|
|---|
| 1029 | function isThenable(value) {
|
|---|
| 1030 | return value && value.then;
|
|---|
| 1031 | }
|
|---|
| 1032 | function forwardResolution(value) {
|
|---|
| 1033 | return value;
|
|---|
| 1034 | }
|
|---|
| 1035 | function forwardRejection(rejection) {
|
|---|
| 1036 | return ZoneAwarePromise.reject(rejection);
|
|---|
| 1037 | }
|
|---|
| 1038 | const symbolState = __symbol__('state');
|
|---|
| 1039 | const symbolValue = __symbol__('value');
|
|---|
| 1040 | const symbolFinally = __symbol__('finally');
|
|---|
| 1041 | const symbolParentPromiseValue = __symbol__('parentPromiseValue');
|
|---|
| 1042 | const symbolParentPromiseState = __symbol__('parentPromiseState');
|
|---|
| 1043 | const source = 'Promise.then';
|
|---|
| 1044 | const UNRESOLVED = null;
|
|---|
| 1045 | const RESOLVED = true;
|
|---|
| 1046 | const REJECTED = false;
|
|---|
| 1047 | const REJECTED_NO_CATCH = 0;
|
|---|
| 1048 | function makeResolver(promise, state) {
|
|---|
| 1049 | return (v) => {
|
|---|
| 1050 | try {
|
|---|
| 1051 | resolvePromise(promise, state, v);
|
|---|
| 1052 | }
|
|---|
| 1053 | catch (err) {
|
|---|
| 1054 | resolvePromise(promise, false, err);
|
|---|
| 1055 | }
|
|---|
| 1056 | // Do not return value or you will break the Promise spec.
|
|---|
| 1057 | };
|
|---|
| 1058 | }
|
|---|
| 1059 | const once = function () {
|
|---|
| 1060 | let wasCalled = false;
|
|---|
| 1061 | return function wrapper(wrappedFunction) {
|
|---|
| 1062 | return function () {
|
|---|
| 1063 | if (wasCalled) {
|
|---|
| 1064 | return;
|
|---|
| 1065 | }
|
|---|
| 1066 | wasCalled = true;
|
|---|
| 1067 | wrappedFunction.apply(null, arguments);
|
|---|
| 1068 | };
|
|---|
| 1069 | };
|
|---|
| 1070 | };
|
|---|
| 1071 | const TYPE_ERROR = 'Promise resolved with itself';
|
|---|
| 1072 | const CURRENT_TASK_TRACE_SYMBOL = __symbol__('currentTaskTrace');
|
|---|
| 1073 | // Promise Resolution
|
|---|
| 1074 | function resolvePromise(promise, state, value) {
|
|---|
| 1075 | const onceWrapper = once();
|
|---|
| 1076 | if (promise === value) {
|
|---|
| 1077 | throw new TypeError(TYPE_ERROR);
|
|---|
| 1078 | }
|
|---|
| 1079 | if (promise[symbolState] === UNRESOLVED) {
|
|---|
| 1080 | // should only get value.then once based on promise spec.
|
|---|
| 1081 | let then = null;
|
|---|
| 1082 | try {
|
|---|
| 1083 | if (typeof value === 'object' || typeof value === 'function') {
|
|---|
| 1084 | then = value && value.then;
|
|---|
| 1085 | }
|
|---|
| 1086 | }
|
|---|
| 1087 | catch (err) {
|
|---|
| 1088 | onceWrapper(() => {
|
|---|
| 1089 | resolvePromise(promise, false, err);
|
|---|
| 1090 | })();
|
|---|
| 1091 | return promise;
|
|---|
| 1092 | }
|
|---|
| 1093 | // if (value instanceof ZoneAwarePromise) {
|
|---|
| 1094 | if (state !== REJECTED && value instanceof ZoneAwarePromise &&
|
|---|
| 1095 | value.hasOwnProperty(symbolState) && value.hasOwnProperty(symbolValue) &&
|
|---|
| 1096 | value[symbolState] !== UNRESOLVED) {
|
|---|
| 1097 | clearRejectedNoCatch(value);
|
|---|
| 1098 | resolvePromise(promise, value[symbolState], value[symbolValue]);
|
|---|
| 1099 | }
|
|---|
| 1100 | else if (state !== REJECTED && typeof then === 'function') {
|
|---|
| 1101 | try {
|
|---|
| 1102 | then.call(value, onceWrapper(makeResolver(promise, state)), onceWrapper(makeResolver(promise, false)));
|
|---|
| 1103 | }
|
|---|
| 1104 | catch (err) {
|
|---|
| 1105 | onceWrapper(() => {
|
|---|
| 1106 | resolvePromise(promise, false, err);
|
|---|
| 1107 | })();
|
|---|
| 1108 | }
|
|---|
| 1109 | }
|
|---|
| 1110 | else {
|
|---|
| 1111 | promise[symbolState] = state;
|
|---|
| 1112 | const queue = promise[symbolValue];
|
|---|
| 1113 | promise[symbolValue] = value;
|
|---|
| 1114 | if (promise[symbolFinally] === symbolFinally) {
|
|---|
| 1115 | // the promise is generated by Promise.prototype.finally
|
|---|
| 1116 | if (state === RESOLVED) {
|
|---|
| 1117 | // the state is resolved, should ignore the value
|
|---|
| 1118 | // and use parent promise value
|
|---|
| 1119 | promise[symbolState] = promise[symbolParentPromiseState];
|
|---|
| 1120 | promise[symbolValue] = promise[symbolParentPromiseValue];
|
|---|
| 1121 | }
|
|---|
| 1122 | }
|
|---|
| 1123 | // record task information in value when error occurs, so we can
|
|---|
| 1124 | // do some additional work such as render longStackTrace
|
|---|
| 1125 | if (state === REJECTED && value instanceof Error) {
|
|---|
| 1126 | // check if longStackTraceZone is here
|
|---|
| 1127 | const trace = Zone.currentTask && Zone.currentTask.data &&
|
|---|
| 1128 | Zone.currentTask.data[creationTrace];
|
|---|
| 1129 | if (trace) {
|
|---|
| 1130 | // only keep the long stack trace into error when in longStackTraceZone
|
|---|
| 1131 | ObjectDefineProperty(value, CURRENT_TASK_TRACE_SYMBOL, { configurable: true, enumerable: false, writable: true, value: trace });
|
|---|
| 1132 | }
|
|---|
| 1133 | }
|
|---|
| 1134 | for (let i = 0; i < queue.length;) {
|
|---|
| 1135 | scheduleResolveOrReject(promise, queue[i++], queue[i++], queue[i++], queue[i++]);
|
|---|
| 1136 | }
|
|---|
| 1137 | if (queue.length == 0 && state == REJECTED) {
|
|---|
| 1138 | promise[symbolState] = REJECTED_NO_CATCH;
|
|---|
| 1139 | let uncaughtPromiseError = value;
|
|---|
| 1140 | try {
|
|---|
| 1141 | // Here we throws a new Error to print more readable error log
|
|---|
| 1142 | // and if the value is not an error, zone.js builds an `Error`
|
|---|
| 1143 | // Object here to attach the stack information.
|
|---|
| 1144 | throw new Error('Uncaught (in promise): ' + readableObjectToString(value) +
|
|---|
| 1145 | (value && value.stack ? '\n' + value.stack : ''));
|
|---|
| 1146 | }
|
|---|
| 1147 | catch (err) {
|
|---|
| 1148 | uncaughtPromiseError = err;
|
|---|
| 1149 | }
|
|---|
| 1150 | if (isDisableWrappingUncaughtPromiseRejection) {
|
|---|
| 1151 | // If disable wrapping uncaught promise reject
|
|---|
| 1152 | // use the value instead of wrapping it.
|
|---|
| 1153 | uncaughtPromiseError.throwOriginal = true;
|
|---|
| 1154 | }
|
|---|
| 1155 | uncaughtPromiseError.rejection = value;
|
|---|
| 1156 | uncaughtPromiseError.promise = promise;
|
|---|
| 1157 | uncaughtPromiseError.zone = Zone.current;
|
|---|
| 1158 | uncaughtPromiseError.task = Zone.currentTask;
|
|---|
| 1159 | _uncaughtPromiseErrors.push(uncaughtPromiseError);
|
|---|
| 1160 | api.scheduleMicroTask(); // to make sure that it is running
|
|---|
| 1161 | }
|
|---|
| 1162 | }
|
|---|
| 1163 | }
|
|---|
| 1164 | // Resolving an already resolved promise is a noop.
|
|---|
| 1165 | return promise;
|
|---|
| 1166 | }
|
|---|
| 1167 | const REJECTION_HANDLED_HANDLER = __symbol__('rejectionHandledHandler');
|
|---|
| 1168 | function clearRejectedNoCatch(promise) {
|
|---|
| 1169 | if (promise[symbolState] === REJECTED_NO_CATCH) {
|
|---|
| 1170 | // if the promise is rejected no catch status
|
|---|
| 1171 | // and queue.length > 0, means there is a error handler
|
|---|
| 1172 | // here to handle the rejected promise, we should trigger
|
|---|
| 1173 | // windows.rejectionhandled eventHandler or nodejs rejectionHandled
|
|---|
| 1174 | // eventHandler
|
|---|
| 1175 | try {
|
|---|
| 1176 | const handler = Zone[REJECTION_HANDLED_HANDLER];
|
|---|
| 1177 | if (handler && typeof handler === 'function') {
|
|---|
| 1178 | handler.call(this, { rejection: promise[symbolValue], promise: promise });
|
|---|
| 1179 | }
|
|---|
| 1180 | }
|
|---|
| 1181 | catch (err) {
|
|---|
| 1182 | }
|
|---|
| 1183 | promise[symbolState] = REJECTED;
|
|---|
| 1184 | for (let i = 0; i < _uncaughtPromiseErrors.length; i++) {
|
|---|
| 1185 | if (promise === _uncaughtPromiseErrors[i].promise) {
|
|---|
| 1186 | _uncaughtPromiseErrors.splice(i, 1);
|
|---|
| 1187 | }
|
|---|
| 1188 | }
|
|---|
| 1189 | }
|
|---|
| 1190 | }
|
|---|
| 1191 | function scheduleResolveOrReject(promise, zone, chainPromise, onFulfilled, onRejected) {
|
|---|
| 1192 | clearRejectedNoCatch(promise);
|
|---|
| 1193 | const promiseState = promise[symbolState];
|
|---|
| 1194 | const delegate = promiseState ?
|
|---|
| 1195 | (typeof onFulfilled === 'function') ? onFulfilled : forwardResolution :
|
|---|
| 1196 | (typeof onRejected === 'function') ? onRejected : forwardRejection;
|
|---|
| 1197 | zone.scheduleMicroTask(source, () => {
|
|---|
| 1198 | try {
|
|---|
| 1199 | const parentPromiseValue = promise[symbolValue];
|
|---|
| 1200 | const isFinallyPromise = !!chainPromise && symbolFinally === chainPromise[symbolFinally];
|
|---|
| 1201 | if (isFinallyPromise) {
|
|---|
| 1202 | // if the promise is generated from finally call, keep parent promise's state and value
|
|---|
| 1203 | chainPromise[symbolParentPromiseValue] = parentPromiseValue;
|
|---|
| 1204 | chainPromise[symbolParentPromiseState] = promiseState;
|
|---|
| 1205 | }
|
|---|
| 1206 | // should not pass value to finally callback
|
|---|
| 1207 | const value = zone.run(delegate, undefined, isFinallyPromise && delegate !== forwardRejection && delegate !== forwardResolution ?
|
|---|
| 1208 | [] :
|
|---|
| 1209 | [parentPromiseValue]);
|
|---|
| 1210 | resolvePromise(chainPromise, true, value);
|
|---|
| 1211 | }
|
|---|
| 1212 | catch (error) {
|
|---|
| 1213 | // if error occurs, should always return this error
|
|---|
| 1214 | resolvePromise(chainPromise, false, error);
|
|---|
| 1215 | }
|
|---|
| 1216 | }, chainPromise);
|
|---|
| 1217 | }
|
|---|
| 1218 | const ZONE_AWARE_PROMISE_TO_STRING = 'function ZoneAwarePromise() { [native code] }';
|
|---|
| 1219 | const noop = function () { };
|
|---|
| 1220 | class ZoneAwarePromise {
|
|---|
| 1221 | static toString() {
|
|---|
| 1222 | return ZONE_AWARE_PROMISE_TO_STRING;
|
|---|
| 1223 | }
|
|---|
| 1224 | static resolve(value) {
|
|---|
| 1225 | return resolvePromise(new this(null), RESOLVED, value);
|
|---|
| 1226 | }
|
|---|
| 1227 | static reject(error) {
|
|---|
| 1228 | return resolvePromise(new this(null), REJECTED, error);
|
|---|
| 1229 | }
|
|---|
| 1230 | static race(values) {
|
|---|
| 1231 | let resolve;
|
|---|
| 1232 | let reject;
|
|---|
| 1233 | let promise = new this((res, rej) => {
|
|---|
| 1234 | resolve = res;
|
|---|
| 1235 | reject = rej;
|
|---|
| 1236 | });
|
|---|
| 1237 | function onResolve(value) {
|
|---|
| 1238 | resolve(value);
|
|---|
| 1239 | }
|
|---|
| 1240 | function onReject(error) {
|
|---|
| 1241 | reject(error);
|
|---|
| 1242 | }
|
|---|
| 1243 | for (let value of values) {
|
|---|
| 1244 | if (!isThenable(value)) {
|
|---|
| 1245 | value = this.resolve(value);
|
|---|
| 1246 | }
|
|---|
| 1247 | value.then(onResolve, onReject);
|
|---|
| 1248 | }
|
|---|
| 1249 | return promise;
|
|---|
| 1250 | }
|
|---|
| 1251 | static all(values) {
|
|---|
| 1252 | return ZoneAwarePromise.allWithCallback(values);
|
|---|
| 1253 | }
|
|---|
| 1254 | static allSettled(values) {
|
|---|
| 1255 | const P = this && this.prototype instanceof ZoneAwarePromise ? this : ZoneAwarePromise;
|
|---|
| 1256 | return P.allWithCallback(values, {
|
|---|
| 1257 | thenCallback: (value) => ({ status: 'fulfilled', value }),
|
|---|
| 1258 | errorCallback: (err) => ({ status: 'rejected', reason: err })
|
|---|
| 1259 | });
|
|---|
| 1260 | }
|
|---|
| 1261 | static allWithCallback(values, callback) {
|
|---|
| 1262 | let resolve;
|
|---|
| 1263 | let reject;
|
|---|
| 1264 | let promise = new this((res, rej) => {
|
|---|
| 1265 | resolve = res;
|
|---|
| 1266 | reject = rej;
|
|---|
| 1267 | });
|
|---|
| 1268 | // Start at 2 to prevent prematurely resolving if .then is called immediately.
|
|---|
| 1269 | let unresolvedCount = 2;
|
|---|
| 1270 | let valueIndex = 0;
|
|---|
| 1271 | const resolvedValues = [];
|
|---|
| 1272 | for (let value of values) {
|
|---|
| 1273 | if (!isThenable(value)) {
|
|---|
| 1274 | value = this.resolve(value);
|
|---|
| 1275 | }
|
|---|
| 1276 | const curValueIndex = valueIndex;
|
|---|
| 1277 | try {
|
|---|
| 1278 | value.then((value) => {
|
|---|
| 1279 | resolvedValues[curValueIndex] = callback ? callback.thenCallback(value) : value;
|
|---|
| 1280 | unresolvedCount--;
|
|---|
| 1281 | if (unresolvedCount === 0) {
|
|---|
| 1282 | resolve(resolvedValues);
|
|---|
| 1283 | }
|
|---|
| 1284 | }, (err) => {
|
|---|
| 1285 | if (!callback) {
|
|---|
| 1286 | reject(err);
|
|---|
| 1287 | }
|
|---|
| 1288 | else {
|
|---|
| 1289 | resolvedValues[curValueIndex] = callback.errorCallback(err);
|
|---|
| 1290 | unresolvedCount--;
|
|---|
| 1291 | if (unresolvedCount === 0) {
|
|---|
| 1292 | resolve(resolvedValues);
|
|---|
| 1293 | }
|
|---|
| 1294 | }
|
|---|
| 1295 | });
|
|---|
| 1296 | }
|
|---|
| 1297 | catch (thenErr) {
|
|---|
| 1298 | reject(thenErr);
|
|---|
| 1299 | }
|
|---|
| 1300 | unresolvedCount++;
|
|---|
| 1301 | valueIndex++;
|
|---|
| 1302 | }
|
|---|
| 1303 | // Make the unresolvedCount zero-based again.
|
|---|
| 1304 | unresolvedCount -= 2;
|
|---|
| 1305 | if (unresolvedCount === 0) {
|
|---|
| 1306 | resolve(resolvedValues);
|
|---|
| 1307 | }
|
|---|
| 1308 | return promise;
|
|---|
| 1309 | }
|
|---|
| 1310 | constructor(executor) {
|
|---|
| 1311 | const promise = this;
|
|---|
| 1312 | if (!(promise instanceof ZoneAwarePromise)) {
|
|---|
| 1313 | throw new Error('Must be an instanceof Promise.');
|
|---|
| 1314 | }
|
|---|
| 1315 | promise[symbolState] = UNRESOLVED;
|
|---|
| 1316 | promise[symbolValue] = []; // queue;
|
|---|
| 1317 | try {
|
|---|
| 1318 | executor && executor(makeResolver(promise, RESOLVED), makeResolver(promise, REJECTED));
|
|---|
| 1319 | }
|
|---|
| 1320 | catch (error) {
|
|---|
| 1321 | resolvePromise(promise, false, error);
|
|---|
| 1322 | }
|
|---|
| 1323 | }
|
|---|
| 1324 | get [Symbol.toStringTag]() {
|
|---|
| 1325 | return 'Promise';
|
|---|
| 1326 | }
|
|---|
| 1327 | get [Symbol.species]() {
|
|---|
| 1328 | return ZoneAwarePromise;
|
|---|
| 1329 | }
|
|---|
| 1330 | then(onFulfilled, onRejected) {
|
|---|
| 1331 | let C = this.constructor[Symbol.species];
|
|---|
| 1332 | if (!C || typeof C !== 'function') {
|
|---|
| 1333 | C = this.constructor || ZoneAwarePromise;
|
|---|
| 1334 | }
|
|---|
| 1335 | const chainPromise = new C(noop);
|
|---|
| 1336 | const zone = Zone.current;
|
|---|
| 1337 | if (this[symbolState] == UNRESOLVED) {
|
|---|
| 1338 | this[symbolValue].push(zone, chainPromise, onFulfilled, onRejected);
|
|---|
| 1339 | }
|
|---|
| 1340 | else {
|
|---|
| 1341 | scheduleResolveOrReject(this, zone, chainPromise, onFulfilled, onRejected);
|
|---|
| 1342 | }
|
|---|
| 1343 | return chainPromise;
|
|---|
| 1344 | }
|
|---|
| 1345 | catch(onRejected) {
|
|---|
| 1346 | return this.then(null, onRejected);
|
|---|
| 1347 | }
|
|---|
| 1348 | finally(onFinally) {
|
|---|
| 1349 | let C = this.constructor[Symbol.species];
|
|---|
| 1350 | if (!C || typeof C !== 'function') {
|
|---|
| 1351 | C = ZoneAwarePromise;
|
|---|
| 1352 | }
|
|---|
| 1353 | const chainPromise = new C(noop);
|
|---|
| 1354 | chainPromise[symbolFinally] = symbolFinally;
|
|---|
| 1355 | const zone = Zone.current;
|
|---|
| 1356 | if (this[symbolState] == UNRESOLVED) {
|
|---|
| 1357 | this[symbolValue].push(zone, chainPromise, onFinally, onFinally);
|
|---|
| 1358 | }
|
|---|
| 1359 | else {
|
|---|
| 1360 | scheduleResolveOrReject(this, zone, chainPromise, onFinally, onFinally);
|
|---|
| 1361 | }
|
|---|
| 1362 | return chainPromise;
|
|---|
| 1363 | }
|
|---|
| 1364 | }
|
|---|
| 1365 | // Protect against aggressive optimizers dropping seemingly unused properties.
|
|---|
| 1366 | // E.g. Closure Compiler in advanced mode.
|
|---|
| 1367 | ZoneAwarePromise['resolve'] = ZoneAwarePromise.resolve;
|
|---|
| 1368 | ZoneAwarePromise['reject'] = ZoneAwarePromise.reject;
|
|---|
| 1369 | ZoneAwarePromise['race'] = ZoneAwarePromise.race;
|
|---|
| 1370 | ZoneAwarePromise['all'] = ZoneAwarePromise.all;
|
|---|
| 1371 | const NativePromise = global[symbolPromise] = global['Promise'];
|
|---|
| 1372 | global['Promise'] = ZoneAwarePromise;
|
|---|
| 1373 | const symbolThenPatched = __symbol__('thenPatched');
|
|---|
| 1374 | function patchThen(Ctor) {
|
|---|
| 1375 | const proto = Ctor.prototype;
|
|---|
| 1376 | const prop = ObjectGetOwnPropertyDescriptor(proto, 'then');
|
|---|
| 1377 | if (prop && (prop.writable === false || !prop.configurable)) {
|
|---|
| 1378 | // check Ctor.prototype.then propertyDescriptor is writable or not
|
|---|
| 1379 | // in meteor env, writable is false, we should ignore such case
|
|---|
| 1380 | return;
|
|---|
| 1381 | }
|
|---|
| 1382 | const originalThen = proto.then;
|
|---|
| 1383 | // Keep a reference to the original method.
|
|---|
| 1384 | proto[symbolThen] = originalThen;
|
|---|
| 1385 | Ctor.prototype.then = function (onResolve, onReject) {
|
|---|
| 1386 | const wrapped = new ZoneAwarePromise((resolve, reject) => {
|
|---|
| 1387 | originalThen.call(this, resolve, reject);
|
|---|
| 1388 | });
|
|---|
| 1389 | return wrapped.then(onResolve, onReject);
|
|---|
| 1390 | };
|
|---|
| 1391 | Ctor[symbolThenPatched] = true;
|
|---|
| 1392 | }
|
|---|
| 1393 | api.patchThen = patchThen;
|
|---|
| 1394 | function zoneify(fn) {
|
|---|
| 1395 | return function (self, args) {
|
|---|
| 1396 | let resultPromise = fn.apply(self, args);
|
|---|
| 1397 | if (resultPromise instanceof ZoneAwarePromise) {
|
|---|
| 1398 | return resultPromise;
|
|---|
| 1399 | }
|
|---|
| 1400 | let ctor = resultPromise.constructor;
|
|---|
| 1401 | if (!ctor[symbolThenPatched]) {
|
|---|
| 1402 | patchThen(ctor);
|
|---|
| 1403 | }
|
|---|
| 1404 | return resultPromise;
|
|---|
| 1405 | };
|
|---|
| 1406 | }
|
|---|
| 1407 | if (NativePromise) {
|
|---|
| 1408 | patchThen(NativePromise);
|
|---|
| 1409 | patchMethod(global, 'fetch', delegate => zoneify(delegate));
|
|---|
| 1410 | }
|
|---|
| 1411 | // This is not part of public API, but it is useful for tests, so we expose it.
|
|---|
| 1412 | Promise[Zone.__symbol__('uncaughtPromiseErrors')] = _uncaughtPromiseErrors;
|
|---|
| 1413 | return ZoneAwarePromise;
|
|---|
| 1414 | });
|
|---|
| 1415 |
|
|---|
| 1416 | /**
|
|---|
| 1417 | * @license
|
|---|
| 1418 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 1419 | *
|
|---|
| 1420 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 1421 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 1422 | */
|
|---|
| 1423 | // override Function.prototype.toString to make zone.js patched function
|
|---|
| 1424 | // look like native function
|
|---|
| 1425 | Zone.__load_patch('toString', (global) => {
|
|---|
| 1426 | // patch Func.prototype.toString to let them look like native
|
|---|
| 1427 | const originalFunctionToString = Function.prototype.toString;
|
|---|
| 1428 | const ORIGINAL_DELEGATE_SYMBOL = zoneSymbol('OriginalDelegate');
|
|---|
| 1429 | const PROMISE_SYMBOL = zoneSymbol('Promise');
|
|---|
| 1430 | const ERROR_SYMBOL = zoneSymbol('Error');
|
|---|
| 1431 | const newFunctionToString = function toString() {
|
|---|
| 1432 | if (typeof this === 'function') {
|
|---|
| 1433 | const originalDelegate = this[ORIGINAL_DELEGATE_SYMBOL];
|
|---|
| 1434 | if (originalDelegate) {
|
|---|
| 1435 | if (typeof originalDelegate === 'function') {
|
|---|
| 1436 | return originalFunctionToString.call(originalDelegate);
|
|---|
| 1437 | }
|
|---|
| 1438 | else {
|
|---|
| 1439 | return Object.prototype.toString.call(originalDelegate);
|
|---|
| 1440 | }
|
|---|
| 1441 | }
|
|---|
| 1442 | if (this === Promise) {
|
|---|
| 1443 | const nativePromise = global[PROMISE_SYMBOL];
|
|---|
| 1444 | if (nativePromise) {
|
|---|
| 1445 | return originalFunctionToString.call(nativePromise);
|
|---|
| 1446 | }
|
|---|
| 1447 | }
|
|---|
| 1448 | if (this === Error) {
|
|---|
| 1449 | const nativeError = global[ERROR_SYMBOL];
|
|---|
| 1450 | if (nativeError) {
|
|---|
| 1451 | return originalFunctionToString.call(nativeError);
|
|---|
| 1452 | }
|
|---|
| 1453 | }
|
|---|
| 1454 | }
|
|---|
| 1455 | return originalFunctionToString.call(this);
|
|---|
| 1456 | };
|
|---|
| 1457 | newFunctionToString[ORIGINAL_DELEGATE_SYMBOL] = originalFunctionToString;
|
|---|
| 1458 | Function.prototype.toString = newFunctionToString;
|
|---|
| 1459 | // patch Object.prototype.toString to let them look like native
|
|---|
| 1460 | const originalObjectToString = Object.prototype.toString;
|
|---|
| 1461 | const PROMISE_OBJECT_TO_STRING = '[object Promise]';
|
|---|
| 1462 | Object.prototype.toString = function () {
|
|---|
| 1463 | if (typeof Promise === 'function' && this instanceof Promise) {
|
|---|
| 1464 | return PROMISE_OBJECT_TO_STRING;
|
|---|
| 1465 | }
|
|---|
| 1466 | return originalObjectToString.call(this);
|
|---|
| 1467 | };
|
|---|
| 1468 | });
|
|---|
| 1469 |
|
|---|
| 1470 | /**
|
|---|
| 1471 | * @license
|
|---|
| 1472 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 1473 | *
|
|---|
| 1474 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 1475 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 1476 | */
|
|---|
| 1477 | Zone.__load_patch('node_util', (global, Zone, api) => {
|
|---|
| 1478 | api.patchOnProperties = patchOnProperties;
|
|---|
| 1479 | api.patchMethod = patchMethod;
|
|---|
| 1480 | api.bindArguments = bindArguments;
|
|---|
| 1481 | api.patchMacroTask = patchMacroTask;
|
|---|
| 1482 | setShouldCopySymbolProperties(true);
|
|---|
| 1483 | });
|
|---|
| 1484 |
|
|---|
| 1485 | /**
|
|---|
| 1486 | * @license
|
|---|
| 1487 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 1488 | *
|
|---|
| 1489 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 1490 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 1491 | */
|
|---|
| 1492 | let passiveSupported = false;
|
|---|
| 1493 | if (typeof window !== 'undefined') {
|
|---|
| 1494 | try {
|
|---|
| 1495 | const options = Object.defineProperty({}, 'passive', {
|
|---|
| 1496 | get: function () {
|
|---|
| 1497 | passiveSupported = true;
|
|---|
| 1498 | }
|
|---|
| 1499 | });
|
|---|
| 1500 | window.addEventListener('test', options, options);
|
|---|
| 1501 | window.removeEventListener('test', options, options);
|
|---|
| 1502 | }
|
|---|
| 1503 | catch (err) {
|
|---|
| 1504 | passiveSupported = false;
|
|---|
| 1505 | }
|
|---|
| 1506 | }
|
|---|
| 1507 | // an identifier to tell ZoneTask do not create a new invoke closure
|
|---|
| 1508 | const OPTIMIZED_ZONE_EVENT_TASK_DATA = {
|
|---|
| 1509 | useG: true
|
|---|
| 1510 | };
|
|---|
| 1511 | const zoneSymbolEventNames$1 = {};
|
|---|
| 1512 | const globalSources = {};
|
|---|
| 1513 | const EVENT_NAME_SYMBOL_REGX = new RegExp('^' + ZONE_SYMBOL_PREFIX + '(\\w+)(true|false)$');
|
|---|
| 1514 | const IMMEDIATE_PROPAGATION_SYMBOL = zoneSymbol('propagationStopped');
|
|---|
| 1515 | function prepareEventNames(eventName, eventNameToString) {
|
|---|
| 1516 | const falseEventName = (eventNameToString ? eventNameToString(eventName) : eventName) + FALSE_STR;
|
|---|
| 1517 | const trueEventName = (eventNameToString ? eventNameToString(eventName) : eventName) + TRUE_STR;
|
|---|
| 1518 | const symbol = ZONE_SYMBOL_PREFIX + falseEventName;
|
|---|
| 1519 | const symbolCapture = ZONE_SYMBOL_PREFIX + trueEventName;
|
|---|
| 1520 | zoneSymbolEventNames$1[eventName] = {};
|
|---|
| 1521 | zoneSymbolEventNames$1[eventName][FALSE_STR] = symbol;
|
|---|
| 1522 | zoneSymbolEventNames$1[eventName][TRUE_STR] = symbolCapture;
|
|---|
| 1523 | }
|
|---|
| 1524 | function patchEventTarget(_global, apis, patchOptions) {
|
|---|
| 1525 | const ADD_EVENT_LISTENER = (patchOptions && patchOptions.add) || ADD_EVENT_LISTENER_STR;
|
|---|
| 1526 | const REMOVE_EVENT_LISTENER = (patchOptions && patchOptions.rm) || REMOVE_EVENT_LISTENER_STR;
|
|---|
| 1527 | const LISTENERS_EVENT_LISTENER = (patchOptions && patchOptions.listeners) || 'eventListeners';
|
|---|
| 1528 | const REMOVE_ALL_LISTENERS_EVENT_LISTENER = (patchOptions && patchOptions.rmAll) || 'removeAllListeners';
|
|---|
| 1529 | const zoneSymbolAddEventListener = zoneSymbol(ADD_EVENT_LISTENER);
|
|---|
| 1530 | const ADD_EVENT_LISTENER_SOURCE = '.' + ADD_EVENT_LISTENER + ':';
|
|---|
| 1531 | const PREPEND_EVENT_LISTENER = 'prependListener';
|
|---|
| 1532 | const PREPEND_EVENT_LISTENER_SOURCE = '.' + PREPEND_EVENT_LISTENER + ':';
|
|---|
| 1533 | const invokeTask = function (task, target, event) {
|
|---|
| 1534 | // for better performance, check isRemoved which is set
|
|---|
| 1535 | // by removeEventListener
|
|---|
| 1536 | if (task.isRemoved) {
|
|---|
| 1537 | return;
|
|---|
| 1538 | }
|
|---|
| 1539 | const delegate = task.callback;
|
|---|
| 1540 | if (typeof delegate === 'object' && delegate.handleEvent) {
|
|---|
| 1541 | // create the bind version of handleEvent when invoke
|
|---|
| 1542 | task.callback = (event) => delegate.handleEvent(event);
|
|---|
| 1543 | task.originalDelegate = delegate;
|
|---|
| 1544 | }
|
|---|
| 1545 | // invoke static task.invoke
|
|---|
| 1546 | task.invoke(task, target, [event]);
|
|---|
| 1547 | const options = task.options;
|
|---|
| 1548 | if (options && typeof options === 'object' && options.once) {
|
|---|
| 1549 | // if options.once is true, after invoke once remove listener here
|
|---|
| 1550 | // only browser need to do this, nodejs eventEmitter will cal removeListener
|
|---|
| 1551 | // inside EventEmitter.once
|
|---|
| 1552 | const delegate = task.originalDelegate ? task.originalDelegate : task.callback;
|
|---|
| 1553 | target[REMOVE_EVENT_LISTENER].call(target, event.type, delegate, options);
|
|---|
| 1554 | }
|
|---|
| 1555 | };
|
|---|
| 1556 | // global shared zoneAwareCallback to handle all event callback with capture = false
|
|---|
| 1557 | const globalZoneAwareCallback = function (event) {
|
|---|
| 1558 | // https://github.com/angular/zone.js/issues/911, in IE, sometimes
|
|---|
| 1559 | // event will be undefined, so we need to use window.event
|
|---|
| 1560 | event = event || _global.event;
|
|---|
| 1561 | if (!event) {
|
|---|
| 1562 | return;
|
|---|
| 1563 | }
|
|---|
| 1564 | // event.target is needed for Samsung TV and SourceBuffer
|
|---|
| 1565 | // || global is needed https://github.com/angular/zone.js/issues/190
|
|---|
| 1566 | const target = this || event.target || _global;
|
|---|
| 1567 | const tasks = target[zoneSymbolEventNames$1[event.type][FALSE_STR]];
|
|---|
| 1568 | if (tasks) {
|
|---|
| 1569 | // invoke all tasks which attached to current target with given event.type and capture = false
|
|---|
| 1570 | // for performance concern, if task.length === 1, just invoke
|
|---|
| 1571 | if (tasks.length === 1) {
|
|---|
| 1572 | invokeTask(tasks[0], target, event);
|
|---|
| 1573 | }
|
|---|
| 1574 | else {
|
|---|
| 1575 | // https://github.com/angular/zone.js/issues/836
|
|---|
| 1576 | // copy the tasks array before invoke, to avoid
|
|---|
| 1577 | // the callback will remove itself or other listener
|
|---|
| 1578 | const copyTasks = tasks.slice();
|
|---|
| 1579 | for (let i = 0; i < copyTasks.length; i++) {
|
|---|
| 1580 | if (event && event[IMMEDIATE_PROPAGATION_SYMBOL] === true) {
|
|---|
| 1581 | break;
|
|---|
| 1582 | }
|
|---|
| 1583 | invokeTask(copyTasks[i], target, event);
|
|---|
| 1584 | }
|
|---|
| 1585 | }
|
|---|
| 1586 | }
|
|---|
| 1587 | };
|
|---|
| 1588 | // global shared zoneAwareCallback to handle all event callback with capture = true
|
|---|
| 1589 | const globalZoneAwareCaptureCallback = function (event) {
|
|---|
| 1590 | // https://github.com/angular/zone.js/issues/911, in IE, sometimes
|
|---|
| 1591 | // event will be undefined, so we need to use window.event
|
|---|
| 1592 | event = event || _global.event;
|
|---|
| 1593 | if (!event) {
|
|---|
| 1594 | return;
|
|---|
| 1595 | }
|
|---|
| 1596 | // event.target is needed for Samsung TV and SourceBuffer
|
|---|
| 1597 | // || global is needed https://github.com/angular/zone.js/issues/190
|
|---|
| 1598 | const target = this || event.target || _global;
|
|---|
| 1599 | const tasks = target[zoneSymbolEventNames$1[event.type][TRUE_STR]];
|
|---|
| 1600 | if (tasks) {
|
|---|
| 1601 | // invoke all tasks which attached to current target with given event.type and capture = false
|
|---|
| 1602 | // for performance concern, if task.length === 1, just invoke
|
|---|
| 1603 | if (tasks.length === 1) {
|
|---|
| 1604 | invokeTask(tasks[0], target, event);
|
|---|
| 1605 | }
|
|---|
| 1606 | else {
|
|---|
| 1607 | // https://github.com/angular/zone.js/issues/836
|
|---|
| 1608 | // copy the tasks array before invoke, to avoid
|
|---|
| 1609 | // the callback will remove itself or other listener
|
|---|
| 1610 | const copyTasks = tasks.slice();
|
|---|
| 1611 | for (let i = 0; i < copyTasks.length; i++) {
|
|---|
| 1612 | if (event && event[IMMEDIATE_PROPAGATION_SYMBOL] === true) {
|
|---|
| 1613 | break;
|
|---|
| 1614 | }
|
|---|
| 1615 | invokeTask(copyTasks[i], target, event);
|
|---|
| 1616 | }
|
|---|
| 1617 | }
|
|---|
| 1618 | }
|
|---|
| 1619 | };
|
|---|
| 1620 | function patchEventTargetMethods(obj, patchOptions) {
|
|---|
| 1621 | if (!obj) {
|
|---|
| 1622 | return false;
|
|---|
| 1623 | }
|
|---|
| 1624 | let useGlobalCallback = true;
|
|---|
| 1625 | if (patchOptions && patchOptions.useG !== undefined) {
|
|---|
| 1626 | useGlobalCallback = patchOptions.useG;
|
|---|
| 1627 | }
|
|---|
| 1628 | const validateHandler = patchOptions && patchOptions.vh;
|
|---|
| 1629 | let checkDuplicate = true;
|
|---|
| 1630 | if (patchOptions && patchOptions.chkDup !== undefined) {
|
|---|
| 1631 | checkDuplicate = patchOptions.chkDup;
|
|---|
| 1632 | }
|
|---|
| 1633 | let returnTarget = false;
|
|---|
| 1634 | if (patchOptions && patchOptions.rt !== undefined) {
|
|---|
| 1635 | returnTarget = patchOptions.rt;
|
|---|
| 1636 | }
|
|---|
| 1637 | let proto = obj;
|
|---|
| 1638 | while (proto && !proto.hasOwnProperty(ADD_EVENT_LISTENER)) {
|
|---|
| 1639 | proto = ObjectGetPrototypeOf(proto);
|
|---|
| 1640 | }
|
|---|
| 1641 | if (!proto && obj[ADD_EVENT_LISTENER]) {
|
|---|
| 1642 | // somehow we did not find it, but we can see it. This happens on IE for Window properties.
|
|---|
| 1643 | proto = obj;
|
|---|
| 1644 | }
|
|---|
| 1645 | if (!proto) {
|
|---|
| 1646 | return false;
|
|---|
| 1647 | }
|
|---|
| 1648 | if (proto[zoneSymbolAddEventListener]) {
|
|---|
| 1649 | return false;
|
|---|
| 1650 | }
|
|---|
| 1651 | const eventNameToString = patchOptions && patchOptions.eventNameToString;
|
|---|
| 1652 | // a shared global taskData to pass data for scheduleEventTask
|
|---|
| 1653 | // so we do not need to create a new object just for pass some data
|
|---|
| 1654 | const taskData = {};
|
|---|
| 1655 | const nativeAddEventListener = proto[zoneSymbolAddEventListener] = proto[ADD_EVENT_LISTENER];
|
|---|
| 1656 | const nativeRemoveEventListener = proto[zoneSymbol(REMOVE_EVENT_LISTENER)] =
|
|---|
| 1657 | proto[REMOVE_EVENT_LISTENER];
|
|---|
| 1658 | const nativeListeners = proto[zoneSymbol(LISTENERS_EVENT_LISTENER)] =
|
|---|
| 1659 | proto[LISTENERS_EVENT_LISTENER];
|
|---|
| 1660 | const nativeRemoveAllListeners = proto[zoneSymbol(REMOVE_ALL_LISTENERS_EVENT_LISTENER)] =
|
|---|
| 1661 | proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER];
|
|---|
| 1662 | let nativePrependEventListener;
|
|---|
| 1663 | if (patchOptions && patchOptions.prepend) {
|
|---|
| 1664 | nativePrependEventListener = proto[zoneSymbol(patchOptions.prepend)] =
|
|---|
| 1665 | proto[patchOptions.prepend];
|
|---|
| 1666 | }
|
|---|
| 1667 | /**
|
|---|
| 1668 | * This util function will build an option object with passive option
|
|---|
| 1669 | * to handle all possible input from the user.
|
|---|
| 1670 | */
|
|---|
| 1671 | function buildEventListenerOptions(options, passive) {
|
|---|
| 1672 | if (!passiveSupported && typeof options === 'object' && options) {
|
|---|
| 1673 | // doesn't support passive but user want to pass an object as options.
|
|---|
| 1674 | // this will not work on some old browser, so we just pass a boolean
|
|---|
| 1675 | // as useCapture parameter
|
|---|
| 1676 | return !!options.capture;
|
|---|
| 1677 | }
|
|---|
| 1678 | if (!passiveSupported || !passive) {
|
|---|
| 1679 | return options;
|
|---|
| 1680 | }
|
|---|
| 1681 | if (typeof options === 'boolean') {
|
|---|
| 1682 | return { capture: options, passive: true };
|
|---|
| 1683 | }
|
|---|
| 1684 | if (!options) {
|
|---|
| 1685 | return { passive: true };
|
|---|
| 1686 | }
|
|---|
| 1687 | if (typeof options === 'object' && options.passive !== false) {
|
|---|
| 1688 | return Object.assign(Object.assign({}, options), { passive: true });
|
|---|
| 1689 | }
|
|---|
| 1690 | return options;
|
|---|
| 1691 | }
|
|---|
| 1692 | const customScheduleGlobal = function (task) {
|
|---|
| 1693 | // if there is already a task for the eventName + capture,
|
|---|
| 1694 | // just return, because we use the shared globalZoneAwareCallback here.
|
|---|
| 1695 | if (taskData.isExisting) {
|
|---|
| 1696 | return;
|
|---|
| 1697 | }
|
|---|
| 1698 | return nativeAddEventListener.call(taskData.target, taskData.eventName, taskData.capture ? globalZoneAwareCaptureCallback : globalZoneAwareCallback, taskData.options);
|
|---|
| 1699 | };
|
|---|
| 1700 | const customCancelGlobal = function (task) {
|
|---|
| 1701 | // if task is not marked as isRemoved, this call is directly
|
|---|
| 1702 | // from Zone.prototype.cancelTask, we should remove the task
|
|---|
| 1703 | // from tasksList of target first
|
|---|
| 1704 | if (!task.isRemoved) {
|
|---|
| 1705 | const symbolEventNames = zoneSymbolEventNames$1[task.eventName];
|
|---|
| 1706 | let symbolEventName;
|
|---|
| 1707 | if (symbolEventNames) {
|
|---|
| 1708 | symbolEventName = symbolEventNames[task.capture ? TRUE_STR : FALSE_STR];
|
|---|
| 1709 | }
|
|---|
| 1710 | const existingTasks = symbolEventName && task.target[symbolEventName];
|
|---|
| 1711 | if (existingTasks) {
|
|---|
| 1712 | for (let i = 0; i < existingTasks.length; i++) {
|
|---|
| 1713 | const existingTask = existingTasks[i];
|
|---|
| 1714 | if (existingTask === task) {
|
|---|
| 1715 | existingTasks.splice(i, 1);
|
|---|
| 1716 | // set isRemoved to data for faster invokeTask check
|
|---|
| 1717 | task.isRemoved = true;
|
|---|
| 1718 | if (existingTasks.length === 0) {
|
|---|
| 1719 | // all tasks for the eventName + capture have gone,
|
|---|
| 1720 | // remove globalZoneAwareCallback and remove the task cache from target
|
|---|
| 1721 | task.allRemoved = true;
|
|---|
| 1722 | task.target[symbolEventName] = null;
|
|---|
| 1723 | }
|
|---|
| 1724 | break;
|
|---|
| 1725 | }
|
|---|
| 1726 | }
|
|---|
| 1727 | }
|
|---|
| 1728 | }
|
|---|
| 1729 | // if all tasks for the eventName + capture have gone,
|
|---|
| 1730 | // we will really remove the global event callback,
|
|---|
| 1731 | // if not, return
|
|---|
| 1732 | if (!task.allRemoved) {
|
|---|
| 1733 | return;
|
|---|
| 1734 | }
|
|---|
| 1735 | return nativeRemoveEventListener.call(task.target, task.eventName, task.capture ? globalZoneAwareCaptureCallback : globalZoneAwareCallback, task.options);
|
|---|
| 1736 | };
|
|---|
| 1737 | const customScheduleNonGlobal = function (task) {
|
|---|
| 1738 | return nativeAddEventListener.call(taskData.target, taskData.eventName, task.invoke, taskData.options);
|
|---|
| 1739 | };
|
|---|
| 1740 | const customSchedulePrepend = function (task) {
|
|---|
| 1741 | return nativePrependEventListener.call(taskData.target, taskData.eventName, task.invoke, taskData.options);
|
|---|
| 1742 | };
|
|---|
| 1743 | const customCancelNonGlobal = function (task) {
|
|---|
| 1744 | return nativeRemoveEventListener.call(task.target, task.eventName, task.invoke, task.options);
|
|---|
| 1745 | };
|
|---|
| 1746 | const customSchedule = useGlobalCallback ? customScheduleGlobal : customScheduleNonGlobal;
|
|---|
| 1747 | const customCancel = useGlobalCallback ? customCancelGlobal : customCancelNonGlobal;
|
|---|
| 1748 | const compareTaskCallbackVsDelegate = function (task, delegate) {
|
|---|
| 1749 | const typeOfDelegate = typeof delegate;
|
|---|
| 1750 | return (typeOfDelegate === 'function' && task.callback === delegate) ||
|
|---|
| 1751 | (typeOfDelegate === 'object' && task.originalDelegate === delegate);
|
|---|
| 1752 | };
|
|---|
| 1753 | const compare = (patchOptions && patchOptions.diff) ? patchOptions.diff : compareTaskCallbackVsDelegate;
|
|---|
| 1754 | const unpatchedEvents = Zone[zoneSymbol('UNPATCHED_EVENTS')];
|
|---|
| 1755 | const passiveEvents = _global[zoneSymbol('PASSIVE_EVENTS')];
|
|---|
| 1756 | const makeAddListener = function (nativeListener, addSource, customScheduleFn, customCancelFn, returnTarget = false, prepend = false) {
|
|---|
| 1757 | return function () {
|
|---|
| 1758 | const target = this || _global;
|
|---|
| 1759 | let eventName = arguments[0];
|
|---|
| 1760 | if (patchOptions && patchOptions.transferEventName) {
|
|---|
| 1761 | eventName = patchOptions.transferEventName(eventName);
|
|---|
| 1762 | }
|
|---|
| 1763 | let delegate = arguments[1];
|
|---|
| 1764 | if (!delegate) {
|
|---|
| 1765 | return nativeListener.apply(this, arguments);
|
|---|
| 1766 | }
|
|---|
| 1767 | if (isNode && eventName === 'uncaughtException') {
|
|---|
| 1768 | // don't patch uncaughtException of nodejs to prevent endless loop
|
|---|
| 1769 | return nativeListener.apply(this, arguments);
|
|---|
| 1770 | }
|
|---|
| 1771 | // don't create the bind delegate function for handleEvent
|
|---|
| 1772 | // case here to improve addEventListener performance
|
|---|
| 1773 | // we will create the bind delegate when invoke
|
|---|
| 1774 | let isHandleEvent = false;
|
|---|
| 1775 | if (typeof delegate !== 'function') {
|
|---|
| 1776 | if (!delegate.handleEvent) {
|
|---|
| 1777 | return nativeListener.apply(this, arguments);
|
|---|
| 1778 | }
|
|---|
| 1779 | isHandleEvent = true;
|
|---|
| 1780 | }
|
|---|
| 1781 | if (validateHandler && !validateHandler(nativeListener, delegate, target, arguments)) {
|
|---|
| 1782 | return;
|
|---|
| 1783 | }
|
|---|
| 1784 | const passive = passiveSupported && !!passiveEvents && passiveEvents.indexOf(eventName) !== -1;
|
|---|
| 1785 | const options = buildEventListenerOptions(arguments[2], passive);
|
|---|
| 1786 | if (unpatchedEvents) {
|
|---|
| 1787 | // check upatched list
|
|---|
| 1788 | for (let i = 0; i < unpatchedEvents.length; i++) {
|
|---|
| 1789 | if (eventName === unpatchedEvents[i]) {
|
|---|
| 1790 | if (passive) {
|
|---|
| 1791 | return nativeListener.call(target, eventName, delegate, options);
|
|---|
| 1792 | }
|
|---|
| 1793 | else {
|
|---|
| 1794 | return nativeListener.apply(this, arguments);
|
|---|
| 1795 | }
|
|---|
| 1796 | }
|
|---|
| 1797 | }
|
|---|
| 1798 | }
|
|---|
| 1799 | const capture = !options ? false : typeof options === 'boolean' ? true : options.capture;
|
|---|
| 1800 | const once = options && typeof options === 'object' ? options.once : false;
|
|---|
| 1801 | const zone = Zone.current;
|
|---|
| 1802 | let symbolEventNames = zoneSymbolEventNames$1[eventName];
|
|---|
| 1803 | if (!symbolEventNames) {
|
|---|
| 1804 | prepareEventNames(eventName, eventNameToString);
|
|---|
| 1805 | symbolEventNames = zoneSymbolEventNames$1[eventName];
|
|---|
| 1806 | }
|
|---|
| 1807 | const symbolEventName = symbolEventNames[capture ? TRUE_STR : FALSE_STR];
|
|---|
| 1808 | let existingTasks = target[symbolEventName];
|
|---|
| 1809 | let isExisting = false;
|
|---|
| 1810 | if (existingTasks) {
|
|---|
| 1811 | // already have task registered
|
|---|
| 1812 | isExisting = true;
|
|---|
| 1813 | if (checkDuplicate) {
|
|---|
| 1814 | for (let i = 0; i < existingTasks.length; i++) {
|
|---|
| 1815 | if (compare(existingTasks[i], delegate)) {
|
|---|
| 1816 | // same callback, same capture, same event name, just return
|
|---|
| 1817 | return;
|
|---|
| 1818 | }
|
|---|
| 1819 | }
|
|---|
| 1820 | }
|
|---|
| 1821 | }
|
|---|
| 1822 | else {
|
|---|
| 1823 | existingTasks = target[symbolEventName] = [];
|
|---|
| 1824 | }
|
|---|
| 1825 | let source;
|
|---|
| 1826 | const constructorName = target.constructor['name'];
|
|---|
| 1827 | const targetSource = globalSources[constructorName];
|
|---|
| 1828 | if (targetSource) {
|
|---|
| 1829 | source = targetSource[eventName];
|
|---|
| 1830 | }
|
|---|
| 1831 | if (!source) {
|
|---|
| 1832 | source = constructorName + addSource +
|
|---|
| 1833 | (eventNameToString ? eventNameToString(eventName) : eventName);
|
|---|
| 1834 | }
|
|---|
| 1835 | // do not create a new object as task.data to pass those things
|
|---|
| 1836 | // just use the global shared one
|
|---|
| 1837 | taskData.options = options;
|
|---|
| 1838 | if (once) {
|
|---|
| 1839 | // if addEventListener with once options, we don't pass it to
|
|---|
| 1840 | // native addEventListener, instead we keep the once setting
|
|---|
| 1841 | // and handle ourselves.
|
|---|
| 1842 | taskData.options.once = false;
|
|---|
| 1843 | }
|
|---|
| 1844 | taskData.target = target;
|
|---|
| 1845 | taskData.capture = capture;
|
|---|
| 1846 | taskData.eventName = eventName;
|
|---|
| 1847 | taskData.isExisting = isExisting;
|
|---|
| 1848 | const data = useGlobalCallback ? OPTIMIZED_ZONE_EVENT_TASK_DATA : undefined;
|
|---|
| 1849 | // keep taskData into data to allow onScheduleEventTask to access the task information
|
|---|
| 1850 | if (data) {
|
|---|
| 1851 | data.taskData = taskData;
|
|---|
| 1852 | }
|
|---|
| 1853 | const task = zone.scheduleEventTask(source, delegate, data, customScheduleFn, customCancelFn);
|
|---|
| 1854 | // should clear taskData.target to avoid memory leak
|
|---|
| 1855 | // issue, https://github.com/angular/angular/issues/20442
|
|---|
| 1856 | taskData.target = null;
|
|---|
| 1857 | // need to clear up taskData because it is a global object
|
|---|
| 1858 | if (data) {
|
|---|
| 1859 | data.taskData = null;
|
|---|
| 1860 | }
|
|---|
| 1861 | // have to save those information to task in case
|
|---|
| 1862 | // application may call task.zone.cancelTask() directly
|
|---|
| 1863 | if (once) {
|
|---|
| 1864 | options.once = true;
|
|---|
| 1865 | }
|
|---|
| 1866 | if (!(!passiveSupported && typeof task.options === 'boolean')) {
|
|---|
| 1867 | // if not support passive, and we pass an option object
|
|---|
| 1868 | // to addEventListener, we should save the options to task
|
|---|
| 1869 | task.options = options;
|
|---|
| 1870 | }
|
|---|
| 1871 | task.target = target;
|
|---|
| 1872 | task.capture = capture;
|
|---|
| 1873 | task.eventName = eventName;
|
|---|
| 1874 | if (isHandleEvent) {
|
|---|
| 1875 | // save original delegate for compare to check duplicate
|
|---|
| 1876 | task.originalDelegate = delegate;
|
|---|
| 1877 | }
|
|---|
| 1878 | if (!prepend) {
|
|---|
| 1879 | existingTasks.push(task);
|
|---|
| 1880 | }
|
|---|
| 1881 | else {
|
|---|
| 1882 | existingTasks.unshift(task);
|
|---|
| 1883 | }
|
|---|
| 1884 | if (returnTarget) {
|
|---|
| 1885 | return target;
|
|---|
| 1886 | }
|
|---|
| 1887 | };
|
|---|
| 1888 | };
|
|---|
| 1889 | proto[ADD_EVENT_LISTENER] = makeAddListener(nativeAddEventListener, ADD_EVENT_LISTENER_SOURCE, customSchedule, customCancel, returnTarget);
|
|---|
| 1890 | if (nativePrependEventListener) {
|
|---|
| 1891 | proto[PREPEND_EVENT_LISTENER] = makeAddListener(nativePrependEventListener, PREPEND_EVENT_LISTENER_SOURCE, customSchedulePrepend, customCancel, returnTarget, true);
|
|---|
| 1892 | }
|
|---|
| 1893 | proto[REMOVE_EVENT_LISTENER] = function () {
|
|---|
| 1894 | const target = this || _global;
|
|---|
| 1895 | let eventName = arguments[0];
|
|---|
| 1896 | if (patchOptions && patchOptions.transferEventName) {
|
|---|
| 1897 | eventName = patchOptions.transferEventName(eventName);
|
|---|
| 1898 | }
|
|---|
| 1899 | const options = arguments[2];
|
|---|
| 1900 | const capture = !options ? false : typeof options === 'boolean' ? true : options.capture;
|
|---|
| 1901 | const delegate = arguments[1];
|
|---|
| 1902 | if (!delegate) {
|
|---|
| 1903 | return nativeRemoveEventListener.apply(this, arguments);
|
|---|
| 1904 | }
|
|---|
| 1905 | if (validateHandler &&
|
|---|
| 1906 | !validateHandler(nativeRemoveEventListener, delegate, target, arguments)) {
|
|---|
| 1907 | return;
|
|---|
| 1908 | }
|
|---|
| 1909 | const symbolEventNames = zoneSymbolEventNames$1[eventName];
|
|---|
| 1910 | let symbolEventName;
|
|---|
| 1911 | if (symbolEventNames) {
|
|---|
| 1912 | symbolEventName = symbolEventNames[capture ? TRUE_STR : FALSE_STR];
|
|---|
| 1913 | }
|
|---|
| 1914 | const existingTasks = symbolEventName && target[symbolEventName];
|
|---|
| 1915 | if (existingTasks) {
|
|---|
| 1916 | for (let i = 0; i < existingTasks.length; i++) {
|
|---|
| 1917 | const existingTask = existingTasks[i];
|
|---|
| 1918 | if (compare(existingTask, delegate)) {
|
|---|
| 1919 | existingTasks.splice(i, 1);
|
|---|
| 1920 | // set isRemoved to data for faster invokeTask check
|
|---|
| 1921 | existingTask.isRemoved = true;
|
|---|
| 1922 | if (existingTasks.length === 0) {
|
|---|
| 1923 | // all tasks for the eventName + capture have gone,
|
|---|
| 1924 | // remove globalZoneAwareCallback and remove the task cache from target
|
|---|
| 1925 | existingTask.allRemoved = true;
|
|---|
| 1926 | target[symbolEventName] = null;
|
|---|
| 1927 | // in the target, we have an event listener which is added by on_property
|
|---|
| 1928 | // such as target.onclick = function() {}, so we need to clear this internal
|
|---|
| 1929 | // property too if all delegates all removed
|
|---|
| 1930 | if (typeof eventName === 'string') {
|
|---|
| 1931 | const onPropertySymbol = ZONE_SYMBOL_PREFIX + 'ON_PROPERTY' + eventName;
|
|---|
| 1932 | target[onPropertySymbol] = null;
|
|---|
| 1933 | }
|
|---|
| 1934 | }
|
|---|
| 1935 | existingTask.zone.cancelTask(existingTask);
|
|---|
| 1936 | if (returnTarget) {
|
|---|
| 1937 | return target;
|
|---|
| 1938 | }
|
|---|
| 1939 | return;
|
|---|
| 1940 | }
|
|---|
| 1941 | }
|
|---|
| 1942 | }
|
|---|
| 1943 | // issue 930, didn't find the event name or callback
|
|---|
| 1944 | // from zone kept existingTasks, the callback maybe
|
|---|
| 1945 | // added outside of zone, we need to call native removeEventListener
|
|---|
| 1946 | // to try to remove it.
|
|---|
| 1947 | return nativeRemoveEventListener.apply(this, arguments);
|
|---|
| 1948 | };
|
|---|
| 1949 | proto[LISTENERS_EVENT_LISTENER] = function () {
|
|---|
| 1950 | const target = this || _global;
|
|---|
| 1951 | let eventName = arguments[0];
|
|---|
| 1952 | if (patchOptions && patchOptions.transferEventName) {
|
|---|
| 1953 | eventName = patchOptions.transferEventName(eventName);
|
|---|
| 1954 | }
|
|---|
| 1955 | const listeners = [];
|
|---|
| 1956 | const tasks = findEventTasks(target, eventNameToString ? eventNameToString(eventName) : eventName);
|
|---|
| 1957 | for (let i = 0; i < tasks.length; i++) {
|
|---|
| 1958 | const task = tasks[i];
|
|---|
| 1959 | let delegate = task.originalDelegate ? task.originalDelegate : task.callback;
|
|---|
| 1960 | listeners.push(delegate);
|
|---|
| 1961 | }
|
|---|
| 1962 | return listeners;
|
|---|
| 1963 | };
|
|---|
| 1964 | proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER] = function () {
|
|---|
| 1965 | const target = this || _global;
|
|---|
| 1966 | let eventName = arguments[0];
|
|---|
| 1967 | if (!eventName) {
|
|---|
| 1968 | const keys = Object.keys(target);
|
|---|
| 1969 | for (let i = 0; i < keys.length; i++) {
|
|---|
| 1970 | const prop = keys[i];
|
|---|
| 1971 | const match = EVENT_NAME_SYMBOL_REGX.exec(prop);
|
|---|
| 1972 | let evtName = match && match[1];
|
|---|
| 1973 | // in nodejs EventEmitter, removeListener event is
|
|---|
| 1974 | // used for monitoring the removeListener call,
|
|---|
| 1975 | // so just keep removeListener eventListener until
|
|---|
| 1976 | // all other eventListeners are removed
|
|---|
| 1977 | if (evtName && evtName !== 'removeListener') {
|
|---|
| 1978 | this[REMOVE_ALL_LISTENERS_EVENT_LISTENER].call(this, evtName);
|
|---|
| 1979 | }
|
|---|
| 1980 | }
|
|---|
| 1981 | // remove removeListener listener finally
|
|---|
| 1982 | this[REMOVE_ALL_LISTENERS_EVENT_LISTENER].call(this, 'removeListener');
|
|---|
| 1983 | }
|
|---|
| 1984 | else {
|
|---|
| 1985 | if (patchOptions && patchOptions.transferEventName) {
|
|---|
| 1986 | eventName = patchOptions.transferEventName(eventName);
|
|---|
| 1987 | }
|
|---|
| 1988 | const symbolEventNames = zoneSymbolEventNames$1[eventName];
|
|---|
| 1989 | if (symbolEventNames) {
|
|---|
| 1990 | const symbolEventName = symbolEventNames[FALSE_STR];
|
|---|
| 1991 | const symbolCaptureEventName = symbolEventNames[TRUE_STR];
|
|---|
| 1992 | const tasks = target[symbolEventName];
|
|---|
| 1993 | const captureTasks = target[symbolCaptureEventName];
|
|---|
| 1994 | if (tasks) {
|
|---|
| 1995 | const removeTasks = tasks.slice();
|
|---|
| 1996 | for (let i = 0; i < removeTasks.length; i++) {
|
|---|
| 1997 | const task = removeTasks[i];
|
|---|
| 1998 | let delegate = task.originalDelegate ? task.originalDelegate : task.callback;
|
|---|
| 1999 | this[REMOVE_EVENT_LISTENER].call(this, eventName, delegate, task.options);
|
|---|
| 2000 | }
|
|---|
| 2001 | }
|
|---|
| 2002 | if (captureTasks) {
|
|---|
| 2003 | const removeTasks = captureTasks.slice();
|
|---|
| 2004 | for (let i = 0; i < removeTasks.length; i++) {
|
|---|
| 2005 | const task = removeTasks[i];
|
|---|
| 2006 | let delegate = task.originalDelegate ? task.originalDelegate : task.callback;
|
|---|
| 2007 | this[REMOVE_EVENT_LISTENER].call(this, eventName, delegate, task.options);
|
|---|
| 2008 | }
|
|---|
| 2009 | }
|
|---|
| 2010 | }
|
|---|
| 2011 | }
|
|---|
| 2012 | if (returnTarget) {
|
|---|
| 2013 | return this;
|
|---|
| 2014 | }
|
|---|
| 2015 | };
|
|---|
| 2016 | // for native toString patch
|
|---|
| 2017 | attachOriginToPatched(proto[ADD_EVENT_LISTENER], nativeAddEventListener);
|
|---|
| 2018 | attachOriginToPatched(proto[REMOVE_EVENT_LISTENER], nativeRemoveEventListener);
|
|---|
| 2019 | if (nativeRemoveAllListeners) {
|
|---|
| 2020 | attachOriginToPatched(proto[REMOVE_ALL_LISTENERS_EVENT_LISTENER], nativeRemoveAllListeners);
|
|---|
| 2021 | }
|
|---|
| 2022 | if (nativeListeners) {
|
|---|
| 2023 | attachOriginToPatched(proto[LISTENERS_EVENT_LISTENER], nativeListeners);
|
|---|
| 2024 | }
|
|---|
| 2025 | return true;
|
|---|
| 2026 | }
|
|---|
| 2027 | let results = [];
|
|---|
| 2028 | for (let i = 0; i < apis.length; i++) {
|
|---|
| 2029 | results[i] = patchEventTargetMethods(apis[i], patchOptions);
|
|---|
| 2030 | }
|
|---|
| 2031 | return results;
|
|---|
| 2032 | }
|
|---|
| 2033 | function findEventTasks(target, eventName) {
|
|---|
| 2034 | if (!eventName) {
|
|---|
| 2035 | const foundTasks = [];
|
|---|
| 2036 | for (let prop in target) {
|
|---|
| 2037 | const match = EVENT_NAME_SYMBOL_REGX.exec(prop);
|
|---|
| 2038 | let evtName = match && match[1];
|
|---|
| 2039 | if (evtName && (!eventName || evtName === eventName)) {
|
|---|
| 2040 | const tasks = target[prop];
|
|---|
| 2041 | if (tasks) {
|
|---|
| 2042 | for (let i = 0; i < tasks.length; i++) {
|
|---|
| 2043 | foundTasks.push(tasks[i]);
|
|---|
| 2044 | }
|
|---|
| 2045 | }
|
|---|
| 2046 | }
|
|---|
| 2047 | }
|
|---|
| 2048 | return foundTasks;
|
|---|
| 2049 | }
|
|---|
| 2050 | let symbolEventName = zoneSymbolEventNames$1[eventName];
|
|---|
| 2051 | if (!symbolEventName) {
|
|---|
| 2052 | prepareEventNames(eventName);
|
|---|
| 2053 | symbolEventName = zoneSymbolEventNames$1[eventName];
|
|---|
| 2054 | }
|
|---|
| 2055 | const captureFalseTasks = target[symbolEventName[FALSE_STR]];
|
|---|
| 2056 | const captureTrueTasks = target[symbolEventName[TRUE_STR]];
|
|---|
| 2057 | if (!captureFalseTasks) {
|
|---|
| 2058 | return captureTrueTasks ? captureTrueTasks.slice() : [];
|
|---|
| 2059 | }
|
|---|
| 2060 | else {
|
|---|
| 2061 | return captureTrueTasks ? captureFalseTasks.concat(captureTrueTasks) :
|
|---|
| 2062 | captureFalseTasks.slice();
|
|---|
| 2063 | }
|
|---|
| 2064 | }
|
|---|
| 2065 |
|
|---|
| 2066 | /**
|
|---|
| 2067 | * @license
|
|---|
| 2068 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 2069 | *
|
|---|
| 2070 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 2071 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 2072 | */
|
|---|
| 2073 | Zone.__load_patch('EventEmitter', (global) => {
|
|---|
| 2074 | // For EventEmitter
|
|---|
| 2075 | const EE_ADD_LISTENER = 'addListener';
|
|---|
| 2076 | const EE_PREPEND_LISTENER = 'prependListener';
|
|---|
| 2077 | const EE_REMOVE_LISTENER = 'removeListener';
|
|---|
| 2078 | const EE_REMOVE_ALL_LISTENER = 'removeAllListeners';
|
|---|
| 2079 | const EE_LISTENERS = 'listeners';
|
|---|
| 2080 | const EE_ON = 'on';
|
|---|
| 2081 | const EE_OFF = 'off';
|
|---|
| 2082 | const compareTaskCallbackVsDelegate = function (task, delegate) {
|
|---|
| 2083 | // same callback, same capture, same event name, just return
|
|---|
| 2084 | return task.callback === delegate || task.callback.listener === delegate;
|
|---|
| 2085 | };
|
|---|
| 2086 | const eventNameToString = function (eventName) {
|
|---|
| 2087 | if (typeof eventName === 'string') {
|
|---|
| 2088 | return eventName;
|
|---|
| 2089 | }
|
|---|
| 2090 | if (!eventName) {
|
|---|
| 2091 | return '';
|
|---|
| 2092 | }
|
|---|
| 2093 | return eventName.toString().replace('(', '_').replace(')', '_');
|
|---|
| 2094 | };
|
|---|
| 2095 | function patchEventEmitterMethods(obj) {
|
|---|
| 2096 | const result = patchEventTarget(global, [obj], {
|
|---|
| 2097 | useG: false,
|
|---|
| 2098 | add: EE_ADD_LISTENER,
|
|---|
| 2099 | rm: EE_REMOVE_LISTENER,
|
|---|
| 2100 | prepend: EE_PREPEND_LISTENER,
|
|---|
| 2101 | rmAll: EE_REMOVE_ALL_LISTENER,
|
|---|
| 2102 | listeners: EE_LISTENERS,
|
|---|
| 2103 | chkDup: false,
|
|---|
| 2104 | rt: true,
|
|---|
| 2105 | diff: compareTaskCallbackVsDelegate,
|
|---|
| 2106 | eventNameToString: eventNameToString
|
|---|
| 2107 | });
|
|---|
| 2108 | if (result && result[0]) {
|
|---|
| 2109 | obj[EE_ON] = obj[EE_ADD_LISTENER];
|
|---|
| 2110 | obj[EE_OFF] = obj[EE_REMOVE_LISTENER];
|
|---|
| 2111 | }
|
|---|
| 2112 | }
|
|---|
| 2113 | // EventEmitter
|
|---|
| 2114 | let events;
|
|---|
| 2115 | try {
|
|---|
| 2116 | events = require('events');
|
|---|
| 2117 | }
|
|---|
| 2118 | catch (err) {
|
|---|
| 2119 | }
|
|---|
| 2120 | if (events && events.EventEmitter) {
|
|---|
| 2121 | patchEventEmitterMethods(events.EventEmitter.prototype);
|
|---|
| 2122 | }
|
|---|
| 2123 | });
|
|---|
| 2124 |
|
|---|
| 2125 | /**
|
|---|
| 2126 | * @license
|
|---|
| 2127 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 2128 | *
|
|---|
| 2129 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 2130 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 2131 | */
|
|---|
| 2132 | Zone.__load_patch('fs', () => {
|
|---|
| 2133 | let fs;
|
|---|
| 2134 | try {
|
|---|
| 2135 | fs = require('fs');
|
|---|
| 2136 | }
|
|---|
| 2137 | catch (err) {
|
|---|
| 2138 | }
|
|---|
| 2139 | // watch, watchFile, unwatchFile has been patched
|
|---|
| 2140 | // because EventEmitter has been patched
|
|---|
| 2141 | const TO_PATCH_MACROTASK_METHODS = [
|
|---|
| 2142 | 'access', 'appendFile', 'chmod', 'chown', 'close', 'exists', 'fchmod',
|
|---|
| 2143 | 'fchown', 'fdatasync', 'fstat', 'fsync', 'ftruncate', 'futimes', 'lchmod',
|
|---|
| 2144 | 'lchown', 'link', 'lstat', 'mkdir', 'mkdtemp', 'open', 'read',
|
|---|
| 2145 | 'readdir', 'readFile', 'readlink', 'realpath', 'rename', 'rmdir', 'stat',
|
|---|
| 2146 | 'symlink', 'truncate', 'unlink', 'utimes', 'write', 'writeFile',
|
|---|
| 2147 | ];
|
|---|
| 2148 | if (fs) {
|
|---|
| 2149 | TO_PATCH_MACROTASK_METHODS.filter(name => !!fs[name] && typeof fs[name] === 'function')
|
|---|
| 2150 | .forEach(name => {
|
|---|
| 2151 | patchMacroTask(fs, name, (self, args) => {
|
|---|
| 2152 | return {
|
|---|
| 2153 | name: 'fs.' + name,
|
|---|
| 2154 | args: args,
|
|---|
| 2155 | cbIdx: args.length > 0 ? args.length - 1 : -1,
|
|---|
| 2156 | target: self
|
|---|
| 2157 | };
|
|---|
| 2158 | });
|
|---|
| 2159 | });
|
|---|
| 2160 | }
|
|---|
| 2161 | });
|
|---|
| 2162 |
|
|---|
| 2163 | /**
|
|---|
| 2164 | * @license
|
|---|
| 2165 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 2166 | *
|
|---|
| 2167 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 2168 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 2169 | */
|
|---|
| 2170 | const taskSymbol = zoneSymbol('zoneTask');
|
|---|
| 2171 | function patchTimer(window, setName, cancelName, nameSuffix) {
|
|---|
| 2172 | let setNative = null;
|
|---|
| 2173 | let clearNative = null;
|
|---|
| 2174 | setName += nameSuffix;
|
|---|
| 2175 | cancelName += nameSuffix;
|
|---|
| 2176 | const tasksByHandleId = {};
|
|---|
| 2177 | function scheduleTask(task) {
|
|---|
| 2178 | const data = task.data;
|
|---|
| 2179 | data.args[0] = function () {
|
|---|
| 2180 | return task.invoke.apply(this, arguments);
|
|---|
| 2181 | };
|
|---|
| 2182 | data.handleId = setNative.apply(window, data.args);
|
|---|
| 2183 | return task;
|
|---|
| 2184 | }
|
|---|
| 2185 | function clearTask(task) {
|
|---|
| 2186 | return clearNative.call(window, task.data.handleId);
|
|---|
| 2187 | }
|
|---|
| 2188 | setNative =
|
|---|
| 2189 | patchMethod(window, setName, (delegate) => function (self, args) {
|
|---|
| 2190 | if (typeof args[0] === 'function') {
|
|---|
| 2191 | const options = {
|
|---|
| 2192 | isPeriodic: nameSuffix === 'Interval',
|
|---|
| 2193 | delay: (nameSuffix === 'Timeout' || nameSuffix === 'Interval') ? args[1] || 0 :
|
|---|
| 2194 | undefined,
|
|---|
| 2195 | args: args
|
|---|
| 2196 | };
|
|---|
| 2197 | const callback = args[0];
|
|---|
| 2198 | args[0] = function timer() {
|
|---|
| 2199 | try {
|
|---|
| 2200 | return callback.apply(this, arguments);
|
|---|
| 2201 | }
|
|---|
| 2202 | finally {
|
|---|
| 2203 | // issue-934, task will be cancelled
|
|---|
| 2204 | // even it is a periodic task such as
|
|---|
| 2205 | // setInterval
|
|---|
| 2206 | // https://github.com/angular/angular/issues/40387
|
|---|
| 2207 | // Cleanup tasksByHandleId should be handled before scheduleTask
|
|---|
| 2208 | // Since some zoneSpec may intercept and doesn't trigger
|
|---|
| 2209 | // scheduleFn(scheduleTask) provided here.
|
|---|
| 2210 | if (!(options.isPeriodic)) {
|
|---|
| 2211 | if (typeof options.handleId === 'number') {
|
|---|
| 2212 | // in non-nodejs env, we remove timerId
|
|---|
| 2213 | // from local cache
|
|---|
| 2214 | delete tasksByHandleId[options.handleId];
|
|---|
| 2215 | }
|
|---|
| 2216 | else if (options.handleId) {
|
|---|
| 2217 | // Node returns complex objects as handleIds
|
|---|
| 2218 | // we remove task reference from timer object
|
|---|
| 2219 | options.handleId[taskSymbol] = null;
|
|---|
| 2220 | }
|
|---|
| 2221 | }
|
|---|
| 2222 | }
|
|---|
| 2223 | };
|
|---|
| 2224 | const task = scheduleMacroTaskWithCurrentZone(setName, args[0], options, scheduleTask, clearTask);
|
|---|
| 2225 | if (!task) {
|
|---|
| 2226 | return task;
|
|---|
| 2227 | }
|
|---|
| 2228 | // Node.js must additionally support the ref and unref functions.
|
|---|
| 2229 | const handle = task.data.handleId;
|
|---|
| 2230 | if (typeof handle === 'number') {
|
|---|
| 2231 | // for non nodejs env, we save handleId: task
|
|---|
| 2232 | // mapping in local cache for clearTimeout
|
|---|
| 2233 | tasksByHandleId[handle] = task;
|
|---|
| 2234 | }
|
|---|
| 2235 | else if (handle) {
|
|---|
| 2236 | // for nodejs env, we save task
|
|---|
| 2237 | // reference in timerId Object for clearTimeout
|
|---|
| 2238 | handle[taskSymbol] = task;
|
|---|
| 2239 | }
|
|---|
| 2240 | // check whether handle is null, because some polyfill or browser
|
|---|
| 2241 | // may return undefined from setTimeout/setInterval/setImmediate/requestAnimationFrame
|
|---|
| 2242 | if (handle && handle.ref && handle.unref && typeof handle.ref === 'function' &&
|
|---|
| 2243 | typeof handle.unref === 'function') {
|
|---|
| 2244 | task.ref = handle.ref.bind(handle);
|
|---|
| 2245 | task.unref = handle.unref.bind(handle);
|
|---|
| 2246 | }
|
|---|
| 2247 | if (typeof handle === 'number' || handle) {
|
|---|
| 2248 | return handle;
|
|---|
| 2249 | }
|
|---|
| 2250 | return task;
|
|---|
| 2251 | }
|
|---|
| 2252 | else {
|
|---|
| 2253 | // cause an error by calling it directly.
|
|---|
| 2254 | return delegate.apply(window, args);
|
|---|
| 2255 | }
|
|---|
| 2256 | });
|
|---|
| 2257 | clearNative =
|
|---|
| 2258 | patchMethod(window, cancelName, (delegate) => function (self, args) {
|
|---|
| 2259 | const id = args[0];
|
|---|
| 2260 | let task;
|
|---|
| 2261 | if (typeof id === 'number') {
|
|---|
| 2262 | // non nodejs env.
|
|---|
| 2263 | task = tasksByHandleId[id];
|
|---|
| 2264 | }
|
|---|
| 2265 | else {
|
|---|
| 2266 | // nodejs env.
|
|---|
| 2267 | task = id && id[taskSymbol];
|
|---|
| 2268 | // other environments.
|
|---|
| 2269 | if (!task) {
|
|---|
| 2270 | task = id;
|
|---|
| 2271 | }
|
|---|
| 2272 | }
|
|---|
| 2273 | if (task && typeof task.type === 'string') {
|
|---|
| 2274 | if (task.state !== 'notScheduled' &&
|
|---|
| 2275 | (task.cancelFn && task.data.isPeriodic || task.runCount === 0)) {
|
|---|
| 2276 | if (typeof id === 'number') {
|
|---|
| 2277 | delete tasksByHandleId[id];
|
|---|
| 2278 | }
|
|---|
| 2279 | else if (id) {
|
|---|
| 2280 | id[taskSymbol] = null;
|
|---|
| 2281 | }
|
|---|
| 2282 | // Do not cancel already canceled functions
|
|---|
| 2283 | task.zone.cancelTask(task);
|
|---|
| 2284 | }
|
|---|
| 2285 | }
|
|---|
| 2286 | else {
|
|---|
| 2287 | // cause an error by calling it directly.
|
|---|
| 2288 | delegate.apply(window, args);
|
|---|
| 2289 | }
|
|---|
| 2290 | });
|
|---|
| 2291 | }
|
|---|
| 2292 |
|
|---|
| 2293 | /**
|
|---|
| 2294 | * @license
|
|---|
| 2295 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 2296 | *
|
|---|
| 2297 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 2298 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 2299 | */
|
|---|
| 2300 | const set = 'set';
|
|---|
| 2301 | const clear = 'clear';
|
|---|
| 2302 | Zone.__load_patch('node_timers', (global, Zone) => {
|
|---|
| 2303 | // Timers
|
|---|
| 2304 | let globalUseTimeoutFromTimer = false;
|
|---|
| 2305 | try {
|
|---|
| 2306 | const timers = require('timers');
|
|---|
| 2307 | let globalEqualTimersTimeout = global.setTimeout === timers.setTimeout;
|
|---|
| 2308 | if (!globalEqualTimersTimeout && !isMix) {
|
|---|
| 2309 | // 1. if isMix, then we are in mix environment such as Electron
|
|---|
| 2310 | // we should only patch timers.setTimeout because global.setTimeout
|
|---|
| 2311 | // have been patched
|
|---|
| 2312 | // 2. if global.setTimeout not equal timers.setTimeout, check
|
|---|
| 2313 | // whether global.setTimeout use timers.setTimeout or not
|
|---|
| 2314 | const originSetTimeout = timers.setTimeout;
|
|---|
| 2315 | timers.setTimeout = function () {
|
|---|
| 2316 | globalUseTimeoutFromTimer = true;
|
|---|
| 2317 | return originSetTimeout.apply(this, arguments);
|
|---|
| 2318 | };
|
|---|
| 2319 | const detectTimeout = global.setTimeout(() => { }, 100);
|
|---|
| 2320 | clearTimeout(detectTimeout);
|
|---|
| 2321 | timers.setTimeout = originSetTimeout;
|
|---|
| 2322 | }
|
|---|
| 2323 | patchTimer(timers, set, clear, 'Timeout');
|
|---|
| 2324 | patchTimer(timers, set, clear, 'Interval');
|
|---|
| 2325 | patchTimer(timers, set, clear, 'Immediate');
|
|---|
| 2326 | }
|
|---|
| 2327 | catch (error) {
|
|---|
| 2328 | // timers module not exists, for example, when we using nativeScript
|
|---|
| 2329 | // timers is not available
|
|---|
| 2330 | }
|
|---|
| 2331 | if (isMix) {
|
|---|
| 2332 | // if we are in mix environment, such as Electron,
|
|---|
| 2333 | // the global.setTimeout has already been patched,
|
|---|
| 2334 | // so we just patch timers.setTimeout
|
|---|
| 2335 | return;
|
|---|
| 2336 | }
|
|---|
| 2337 | if (!globalUseTimeoutFromTimer) {
|
|---|
| 2338 | // 1. global setTimeout equals timers setTimeout
|
|---|
| 2339 | // 2. or global don't use timers setTimeout(maybe some other library patch setTimeout)
|
|---|
| 2340 | // 3. or load timers module error happens, we should patch global setTimeout
|
|---|
| 2341 | patchTimer(global, set, clear, 'Timeout');
|
|---|
| 2342 | patchTimer(global, set, clear, 'Interval');
|
|---|
| 2343 | patchTimer(global, set, clear, 'Immediate');
|
|---|
| 2344 | }
|
|---|
| 2345 | else {
|
|---|
| 2346 | // global use timers setTimeout, but not equals
|
|---|
| 2347 | // this happens when use nodejs v0.10.x, global setTimeout will
|
|---|
| 2348 | // use a lazy load version of timers setTimeout
|
|---|
| 2349 | // we should not double patch timer's setTimeout
|
|---|
| 2350 | // so we only store the __symbol__ for consistency
|
|---|
| 2351 | global[Zone.__symbol__('setTimeout')] = global.setTimeout;
|
|---|
| 2352 | global[Zone.__symbol__('setInterval')] = global.setInterval;
|
|---|
| 2353 | global[Zone.__symbol__('setImmediate')] = global.setImmediate;
|
|---|
| 2354 | }
|
|---|
| 2355 | });
|
|---|
| 2356 | // patch process related methods
|
|---|
| 2357 | Zone.__load_patch('nextTick', () => {
|
|---|
| 2358 | // patch nextTick as microTask
|
|---|
| 2359 | patchMicroTask(process, 'nextTick', (self, args) => {
|
|---|
| 2360 | return {
|
|---|
| 2361 | name: 'process.nextTick',
|
|---|
| 2362 | args: args,
|
|---|
| 2363 | cbIdx: (args.length > 0 && typeof args[0] === 'function') ? 0 : -1,
|
|---|
| 2364 | target: process
|
|---|
| 2365 | };
|
|---|
| 2366 | });
|
|---|
| 2367 | });
|
|---|
| 2368 | Zone.__load_patch('handleUnhandledPromiseRejection', (global, Zone, api) => {
|
|---|
| 2369 | Zone[api.symbol('unhandledPromiseRejectionHandler')] =
|
|---|
| 2370 | findProcessPromiseRejectionHandler('unhandledRejection');
|
|---|
| 2371 | Zone[api.symbol('rejectionHandledHandler')] =
|
|---|
| 2372 | findProcessPromiseRejectionHandler('rejectionHandled');
|
|---|
| 2373 | // handle unhandled promise rejection
|
|---|
| 2374 | function findProcessPromiseRejectionHandler(evtName) {
|
|---|
| 2375 | return function (e) {
|
|---|
| 2376 | const eventTasks = findEventTasks(process, evtName);
|
|---|
| 2377 | eventTasks.forEach(eventTask => {
|
|---|
| 2378 | // process has added unhandledrejection event listener
|
|---|
| 2379 | // trigger the event listener
|
|---|
| 2380 | if (evtName === 'unhandledRejection') {
|
|---|
| 2381 | eventTask.invoke(e.rejection, e.promise);
|
|---|
| 2382 | }
|
|---|
| 2383 | else if (evtName === 'rejectionHandled') {
|
|---|
| 2384 | eventTask.invoke(e.promise);
|
|---|
| 2385 | }
|
|---|
| 2386 | });
|
|---|
| 2387 | };
|
|---|
| 2388 | }
|
|---|
| 2389 | });
|
|---|
| 2390 | // Crypto
|
|---|
| 2391 | Zone.__load_patch('crypto', () => {
|
|---|
| 2392 | let crypto;
|
|---|
| 2393 | try {
|
|---|
| 2394 | crypto = require('crypto');
|
|---|
| 2395 | }
|
|---|
| 2396 | catch (err) {
|
|---|
| 2397 | }
|
|---|
| 2398 | // use the generic patchMacroTask to patch crypto
|
|---|
| 2399 | if (crypto) {
|
|---|
| 2400 | const methodNames = ['randomBytes', 'pbkdf2'];
|
|---|
| 2401 | methodNames.forEach(name => {
|
|---|
| 2402 | patchMacroTask(crypto, name, (self, args) => {
|
|---|
| 2403 | return {
|
|---|
| 2404 | name: 'crypto.' + name,
|
|---|
| 2405 | args: args,
|
|---|
| 2406 | cbIdx: (args.length > 0 && typeof args[args.length - 1] === 'function') ?
|
|---|
| 2407 | args.length - 1 :
|
|---|
| 2408 | -1,
|
|---|
| 2409 | target: crypto
|
|---|
| 2410 | };
|
|---|
| 2411 | });
|
|---|
| 2412 | });
|
|---|
| 2413 | }
|
|---|
| 2414 | });
|
|---|
| 2415 | Zone.__load_patch('console', (global, Zone) => {
|
|---|
| 2416 | const consoleMethods = ['dir', 'log', 'info', 'error', 'warn', 'assert', 'debug', 'timeEnd', 'trace'];
|
|---|
| 2417 | consoleMethods.forEach((m) => {
|
|---|
| 2418 | const originalMethod = console[Zone.__symbol__(m)] = console[m];
|
|---|
| 2419 | if (originalMethod) {
|
|---|
| 2420 | console[m] = function () {
|
|---|
| 2421 | const args = ArraySlice.call(arguments);
|
|---|
| 2422 | if (Zone.current === Zone.root) {
|
|---|
| 2423 | return originalMethod.apply(this, args);
|
|---|
| 2424 | }
|
|---|
| 2425 | else {
|
|---|
| 2426 | return Zone.root.run(originalMethod, this, args);
|
|---|
| 2427 | }
|
|---|
| 2428 | };
|
|---|
| 2429 | }
|
|---|
| 2430 | });
|
|---|
| 2431 | });
|
|---|
