import { Disposable } from "../../../base/common/lifecycle.js";
import { IWebWorker, IWebWorkerClient, Message } from "../../../base/common/worker/webWorker.js";
import { WebWorkerDescriptor } from "./webWorkerDescriptor.js";
import { IWebWorkerService } from "./webWorkerService.service.js";
export declare class WebWorkerService implements IWebWorkerService {
    private static _workerIdPool;
    readonly _serviceBrand: undefined;
    createWorkerClient<T extends object>(workerDescriptor: WebWorkerDescriptor | Worker | Promise<Worker>): IWebWorkerClient<T>;
    protected _createWorker(descriptor: WebWorkerDescriptor): Promise<Worker>;
    protected _getWorkerLoadingFailedErrorMessage(_descriptor: WebWorkerDescriptor): string | undefined;
    getWorkerUrl(descriptor: WebWorkerDescriptor): string;
    getWorkerOptions(descriptor: WebWorkerDescriptor): WorkerOptions | undefined;
}
export declare function createBlobWorker(blobUrl: string, options?: WorkerOptions): Worker;
export declare class WebWorker extends Disposable implements IWebWorker {
    private readonly id;
    private worker;
    private readonly _onMessage;
    readonly onMessage: import("../../../base/common/event.js").Event<Message>;
    private readonly _onError;
    readonly onError: import("../../../base/common/event.js").Event<MessageEvent<any> | ErrorEvent>;
    constructor(worker: Promise<Worker>, id: number);
    getId(): number;
    postMessage(message: unknown, transfer: Transferable[]): void;
}