import { Job } from '../classes/job';
import { AdvancedOptions } from './advanced-options';
import { QueueBaseOptions } from './queue-options';
import { RateLimiterOptions } from './rate-limiter-options';
import { MetricsOptions } from './metrics-options';
/**
 * An async function that receives `Job`s and handles them.
 */
export declare type Processor<T = any, R = any, N extends string = string> = (job: Job<T, R, N>, token?: string) => Promise<R>;
export interface WorkerOptions extends QueueBaseOptions {
    /**
     * Condition to start processor at instance creation.
     */
    autorun?: boolean;
    /**
     * Amount of jobs that a single worker is allowed to work on
     * in parallel.
     *
     * @see {@link https://docs.bullmq.io/guide/workers/concurrency}
     */
    concurrency?: number;
    /**
     * Enable rate limiter
     * @see {@link https://docs.bullmq.io/guide/rate-limiting}
     */
    limiter?: RateLimiterOptions;
    /**
     * Enable collect metrics.
     * @see {@link https://docs.bullmq.io/guide/metrics}
     */
    metrics?: MetricsOptions;
    skipDelayCheck?: boolean;
    drainDelay?: number;
    lockDuration?: number;
    lockRenewTime?: number;
    runRetryDelay?: number;
    settings?: AdvancedOptions;
}
export interface GetNextJobOptions {
    block?: boolean;
}