import type { Ref } from '@stacksjs/stx';
/**
 * Reactive Web Worker.
 */
export declare function useWebWorker(url: string | URL, workerOptions?: WorkerOptions): UseWebWorkerReturn;
/**
 * Run a function in a Web Worker via inline blob.
 */
export declare function useWebWorkerFn<T extends (...args: any[]) => any>(fn: T): {
    workerFn: (...args: Parameters<T>) => Promise<ReturnType<T>>
    terminate: () => void
  };
export declare interface UseWebWorkerReturn {
  data: Ref<any>
  post: (message: any) => void
  terminate: () => void
  worker: Ref<Worker | undefined>
}