interface WorkerClientConfig<Input, Options, Result, Progress> {
    label: string;
    create_worker: () => Worker;
    compute_sync: (input: Input, options: Options | undefined, on_progress?: (progress: Progress) => void) => Result;
    build_payload: (input: Input) => unknown;
    dedupe_by_payload?: `unordered`;
}
export interface WorkerRequestOptions<Progress = unknown> {
    signal?: AbortSignal;
    on_progress?: (progress: Progress) => void;
}
export type WorkerClient<Input, Options, Result, Progress = unknown> = {
    (input: Input, options?: Options, request_options?: WorkerRequestOptions<Progress>): Promise<Result>;
    cancel: (reason?: string) => void;
    release: () => void;
};
export declare const abort_error: (signal: AbortSignal, label: string) => Error;
export declare function create_worker_client<Input extends object, Options, Result, Progress = unknown>(config: WorkerClientConfig<Input, Options, Result, Progress>): WorkerClient<Input, Options, Result, Progress>;
export {};