171 lines
6.7 KiB
JavaScript
171 lines
6.7 KiB
JavaScript
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'use strict';
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/**
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* @license Angular v<unknown>
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* (c) 2010-2022 Google LLC. https://angular.io/
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* License: MIT
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*/
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class ProxyZoneSpec {
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static get() {
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return Zone.current.get('ProxyZoneSpec');
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}
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static isLoaded() {
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return ProxyZoneSpec.get() instanceof ProxyZoneSpec;
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}
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static assertPresent() {
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if (!ProxyZoneSpec.isLoaded()) {
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throw new Error(`Expected to be running in 'ProxyZone', but it was not found.`);
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}
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return ProxyZoneSpec.get();
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}
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constructor(defaultSpecDelegate = null) {
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this.defaultSpecDelegate = defaultSpecDelegate;
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this.name = 'ProxyZone';
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this._delegateSpec = null;
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this.properties = { 'ProxyZoneSpec': this };
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this.propertyKeys = null;
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this.lastTaskState = null;
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this.isNeedToTriggerHasTask = false;
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this.tasks = [];
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this.setDelegate(defaultSpecDelegate);
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}
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setDelegate(delegateSpec) {
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const isNewDelegate = this._delegateSpec !== delegateSpec;
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this._delegateSpec = delegateSpec;
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this.propertyKeys && this.propertyKeys.forEach((key) => delete this.properties[key]);
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this.propertyKeys = null;
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if (delegateSpec && delegateSpec.properties) {
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this.propertyKeys = Object.keys(delegateSpec.properties);
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this.propertyKeys.forEach((k) => this.properties[k] = delegateSpec.properties[k]);
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}
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// if a new delegateSpec was set, check if we need to trigger hasTask
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if (isNewDelegate && this.lastTaskState &&
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(this.lastTaskState.macroTask || this.lastTaskState.microTask)) {
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this.isNeedToTriggerHasTask = true;
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}
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}
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getDelegate() {
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return this._delegateSpec;
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}
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resetDelegate() {
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this.getDelegate();
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this.setDelegate(this.defaultSpecDelegate);
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}
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tryTriggerHasTask(parentZoneDelegate, currentZone, targetZone) {
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if (this.isNeedToTriggerHasTask && this.lastTaskState) {
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// last delegateSpec has microTask or macroTask
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// should call onHasTask in current delegateSpec
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this.isNeedToTriggerHasTask = false;
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this.onHasTask(parentZoneDelegate, currentZone, targetZone, this.lastTaskState);
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}
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}
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removeFromTasks(task) {
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if (!this.tasks) {
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return;
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}
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for (let i = 0; i < this.tasks.length; i++) {
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if (this.tasks[i] === task) {
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this.tasks.splice(i, 1);
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return;
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}
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}
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}
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getAndClearPendingTasksInfo() {
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if (this.tasks.length === 0) {
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return '';
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}
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const taskInfo = this.tasks.map((task) => {
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const dataInfo = task.data &&
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Object.keys(task.data)
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.map((key) => {
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return key + ':' + task.data[key];
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})
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.join(',');
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return `type: ${task.type}, source: ${task.source}, args: {${dataInfo}}`;
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});
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const pendingTasksInfo = '--Pending async tasks are: [' + taskInfo + ']';
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// clear tasks
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this.tasks = [];
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return pendingTasksInfo;
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}
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onFork(parentZoneDelegate, currentZone, targetZone, zoneSpec) {
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if (this._delegateSpec && this._delegateSpec.onFork) {
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return this._delegateSpec.onFork(parentZoneDelegate, currentZone, targetZone, zoneSpec);
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}
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else {
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return parentZoneDelegate.fork(targetZone, zoneSpec);
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}
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}
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onIntercept(parentZoneDelegate, currentZone, targetZone, delegate, source) {
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if (this._delegateSpec && this._delegateSpec.onIntercept) {
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return this._delegateSpec.onIntercept(parentZoneDelegate, currentZone, targetZone, delegate, source);
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}
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else {
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return parentZoneDelegate.intercept(targetZone, delegate, source);
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}
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}
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onInvoke(parentZoneDelegate, currentZone, targetZone, delegate, applyThis, applyArgs, source) {
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this.tryTriggerHasTask(parentZoneDelegate, currentZone, targetZone);
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if (this._delegateSpec && this._delegateSpec.onInvoke) {
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return this._delegateSpec.onInvoke(parentZoneDelegate, currentZone, targetZone, delegate, applyThis, applyArgs, source);
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}
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else {
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return parentZoneDelegate.invoke(targetZone, delegate, applyThis, applyArgs, source);
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}
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}
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onHandleError(parentZoneDelegate, currentZone, targetZone, error) {
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if (this._delegateSpec && this._delegateSpec.onHandleError) {
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return this._delegateSpec.onHandleError(parentZoneDelegate, currentZone, targetZone, error);
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}
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else {
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return parentZoneDelegate.handleError(targetZone, error);
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}
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}
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onScheduleTask(parentZoneDelegate, currentZone, targetZone, task) {
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if (task.type !== 'eventTask') {
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this.tasks.push(task);
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}
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if (this._delegateSpec && this._delegateSpec.onScheduleTask) {
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return this._delegateSpec.onScheduleTask(parentZoneDelegate, currentZone, targetZone, task);
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}
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else {
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return parentZoneDelegate.scheduleTask(targetZone, task);
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}
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}
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onInvokeTask(parentZoneDelegate, currentZone, targetZone, task, applyThis, applyArgs) {
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if (task.type !== 'eventTask') {
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this.removeFromTasks(task);
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}
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this.tryTriggerHasTask(parentZoneDelegate, currentZone, targetZone);
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if (this._delegateSpec && this._delegateSpec.onInvokeTask) {
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return this._delegateSpec.onInvokeTask(parentZoneDelegate, currentZone, targetZone, task, applyThis, applyArgs);
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}
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else {
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return parentZoneDelegate.invokeTask(targetZone, task, applyThis, applyArgs);
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}
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}
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onCancelTask(parentZoneDelegate, currentZone, targetZone, task) {
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if (task.type !== 'eventTask') {
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this.removeFromTasks(task);
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}
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this.tryTriggerHasTask(parentZoneDelegate, currentZone, targetZone);
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if (this._delegateSpec && this._delegateSpec.onCancelTask) {
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return this._delegateSpec.onCancelTask(parentZoneDelegate, currentZone, targetZone, task);
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}
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else {
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return parentZoneDelegate.cancelTask(targetZone, task);
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}
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}
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onHasTask(delegate, current, target, hasTaskState) {
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this.lastTaskState = hasTaskState;
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if (this._delegateSpec && this._delegateSpec.onHasTask) {
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this._delegateSpec.onHasTask(delegate, current, target, hasTaskState);
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}
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else {
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delegate.hasTask(target, hasTaskState);
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}
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}
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}
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// Export the class so that new instances can be created with proper
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// constructor params.
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Zone['ProxyZoneSpec'] = ProxyZoneSpec;
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