import type {InitialParcelOptions, BuildEvent, BuildSuccessEvent, AsyncSubscription} from '@parcel/types';
import type {FarmOptions} from '@parcel/workers';
import type WorkerFarm from '@parcel/workers';

export default class Parcel {
  constructor(options: InitialParcelOptions);
  run(): Promise<BuildSuccessEvent>;
  watch(
    cb?: (err: Error | null | undefined, buildEvent?: BuildEvent) => unknown,
  ): Promise<AsyncSubscription>
}

export declare function createWorkerFarm(options?: Partial<FarmOptions>): WorkerFarm;