'use strict'; /** * @license Angular v12.0.0-next.0 * (c) 2010-2020 Google LLC. https://angular.io/ * License: MIT */ (function (factory) { typeof define === 'function' && define.amd ? define(factory) : factory(); }((function () { 'use strict'; /** * @license * Copyright Google LLC All Rights Reserved. * * Use of this source code is governed by an MIT-style license that can be * found in the LICENSE file at https://angular.io/license */ /** * A `TaskTrackingZoneSpec` allows one to track all outstanding Tasks. * * This is useful in tests. For example to see which tasks are preventing a test from completing * or an automated way of releasing all of the event listeners at the end of the test. */ var TaskTrackingZoneSpec = /** @class */ (function () { function TaskTrackingZoneSpec() { this.name = 'TaskTrackingZone'; this.microTasks = []; this.macroTasks = []; this.eventTasks = []; this.properties = { 'TaskTrackingZone': this }; } TaskTrackingZoneSpec.get = function () { return Zone.current.get('TaskTrackingZone'); }; TaskTrackingZoneSpec.prototype.getTasksFor = function (type) { switch (type) { case 'microTask': return this.microTasks; case 'macroTask': return this.macroTasks; case 'eventTask': return this.eventTasks; } throw new Error('Unknown task format: ' + type); }; TaskTrackingZoneSpec.prototype.onScheduleTask = function (parentZoneDelegate, currentZone, targetZone, task) { task['creationLocation'] = new Error("Task '" + task.type + "' from '" + task.source + "'."); var tasks = this.getTasksFor(task.type); tasks.push(task); return parentZoneDelegate.scheduleTask(targetZone, task); }; TaskTrackingZoneSpec.prototype.onCancelTask = function (parentZoneDelegate, currentZone, targetZone, task) { var tasks = this.getTasksFor(task.type); for (var i = 0; i < tasks.length; i++) { if (tasks[i] == task) { tasks.splice(i, 1); break; } } return parentZoneDelegate.cancelTask(targetZone, task); }; TaskTrackingZoneSpec.prototype.onInvokeTask = function (parentZoneDelegate, currentZone, targetZone, task, applyThis, applyArgs) { if (task.type === 'eventTask') return parentZoneDelegate.invokeTask(targetZone, task, applyThis, applyArgs); var tasks = this.getTasksFor(task.type); for (var i = 0; i < tasks.length; i++) { if (tasks[i] == task) { tasks.splice(i, 1); break; } } return parentZoneDelegate.invokeTask(targetZone, task, applyThis, applyArgs); }; TaskTrackingZoneSpec.prototype.clearEvents = function () { while (this.eventTasks.length) { Zone.current.cancelTask(this.eventTasks[0]); } }; return TaskTrackingZoneSpec; }()); // Export the class so that new instances can be created with proper // constructor params. Zone['TaskTrackingZoneSpec'] = TaskTrackingZoneSpec; })));