puppeteer-core
Version:
A high-level API to control headless Chrome over the DevTools Protocol
52 lines • 1.69 kB
TypeScript
/**
* Copyright 2022 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import type { ElementHandle } from '../api/ElementHandle.js';
import type { Realm } from '../api/Realm.js';
import type { HandleFor } from './types.js';
/**
* @internal
*/
export interface WaitTaskOptions {
polling: 'raf' | 'mutation' | number;
root?: ElementHandle<Node>;
timeout: number;
signal?: AbortSignal;
}
/**
* @internal
*/
export declare class WaitTask<T = unknown> {
#private;
constructor(world: Realm, options: WaitTaskOptions, fn: ((...args: unknown[]) => Promise<T>) | string, ...args: unknown[]);
get result(): Promise<HandleFor<T>>;
rerun(): Promise<void>;
terminate(error?: Error): Promise<void>;
/**
* Not all errors lead to termination. They usually imply we need to rerun the task.
*/
getBadError(error: unknown): Error | undefined;
}
/**
* @internal
*/
export declare class TaskManager {
#private;
add(task: WaitTask<any>): void;
delete(task: WaitTask<any>): void;
terminateAll(error?: Error): void;
rerunAll(): Promise<void>;
}
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