interface Runner {
  run(): Promise<string>;
}

type WorkerOptions = {
  name: string;
};

class Worker implements Runner {
  constructor(private readonly options: WorkerOptions) {}

  async run(): Promise<string> {
    return this.options.name;
  }
}

export function createWorker(options: WorkerOptions): Runner {
  return new Worker(options);
}

export const defaultWorker = () => createWorker({ name: "default" });