/**
* @license
* Copyright 2022 Google Inc.
* SPDX-License-Identifier: Apache-2.0
*/
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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