mirror of
https://github.com/angular/angular
synced 2026-05-24 09:28:37 +00:00
120 lines
3 KiB
TypeScript
120 lines
3 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.dev/license
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*/
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import {InjectionToken, Injector} from '@angular/core';
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import {Options} from './common_options';
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export type PerfLogEvent = {
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[key: string]: any;
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} & {
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ph?: 'X' | 'B' | 'E' | 'I';
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ts?: number;
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dur?: number;
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name?: string;
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pid?: string;
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args?: {
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encodedDataLength?: number;
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usedHeapSize?: number;
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gcAmount?: number;
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majorGc?: boolean;
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url?: string;
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method?: string;
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};
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};
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/**
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* A WebDriverExtension implements extended commands of the webdriver protocol
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* for a given browser, independent of the WebDriverAdapter.
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* Needs one implementation for every supported Browser.
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*/
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export abstract class WebDriverExtension {
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static provideFirstSupported(childTokens: any[]): any[] {
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const res = [
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{
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provide: _CHILDREN,
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useFactory: (injector: Injector) => childTokens.map((token) => injector.get(token)),
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deps: [Injector],
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},
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{
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provide: WebDriverExtension,
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useFactory: (children: WebDriverExtension[], capabilities: {[key: string]: any}) => {
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let delegate: WebDriverExtension = undefined!;
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children.forEach((extension) => {
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if (extension.supports(capabilities)) {
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delegate = extension;
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}
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});
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if (!delegate) {
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throw new Error('Could not find a delegate for given capabilities!');
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}
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return delegate;
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},
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deps: [_CHILDREN, Options.CAPABILITIES],
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},
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];
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return res;
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}
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gc(): Promise<any> {
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throw new Error('NYI');
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}
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timeBegin(name: string): Promise<any> {
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throw new Error('NYI');
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}
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timeEnd(name: string, restartName: string | null): Promise<any> {
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throw new Error('NYI');
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}
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/**
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* Format:
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* - cat: category of the event
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* - name: event name: 'script', 'gc', 'render', ...
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* - ph: phase: 'B' (begin), 'E' (end), 'X' (Complete event), 'I' (Instant event)
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* - ts: timestamp in ms, e.g. 12345
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* - pid: process id
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* - args: arguments, e.g. {heapSize: 1234}
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*
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* Based on [Chrome Trace Event
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*Format](https://docs.google.com/document/d/1CvAClvFfyA5R-PhYUmn5OOQtYMH4h6I0nSsKchNAySU/edit)
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**/
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readPerfLog(): Promise<PerfLogEvent[]> {
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throw new Error('NYI');
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}
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perfLogFeatures(): PerfLogFeatures {
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throw new Error('NYI');
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}
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supports(capabilities: {[key: string]: any}): boolean {
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return true;
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}
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}
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export class PerfLogFeatures {
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render: boolean;
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gc: boolean;
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frameCapture: boolean;
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userTiming: boolean;
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constructor({
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render = false,
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gc = false,
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frameCapture = false,
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userTiming = false,
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}: {render?: boolean; gc?: boolean; frameCapture?: boolean; userTiming?: boolean} = {}) {
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this.render = render;
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this.gc = gc;
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this.frameCapture = frameCapture;
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this.userTiming = userTiming;
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}
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}
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const _CHILDREN = new InjectionToken('WebDriverExtension.children');
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