export declare type WorkerRequestBase = {
    correlationId: string;
};
export declare type WorkerAnswerBase = {
    correlationId: string;
};
/**
 * Base class for all Web Worker clients.
 **/
export declare class GcWorkerClientBase<TWorkerRequest extends WorkerRequestBase, TWorkerAnswer extends WorkerAnswerBase> {
    private worker;
    private _requestResolveHash;
    constructor(workerScript: string, isInline?: boolean);
    /**
     * Send worker request and receive the answer.
     * @param request
     * @param transfer
     */
    sendRequest(request: Partial<TWorkerRequest>, transfer?: Transferable[]): Promise<TWorkerAnswer>;
    private _onWorkerMessage;
}