import Redis from 'ioredis';
interface QueueOptions {
    delayUntil?: number;
}
export default class RedisQueue<T> {
    rConn: Redis;
    redisKeyPattern: string;
    constructor(redisKeyPattern: string);
    private list;
    size(): Promise<number>;
    push(item: T, options?: QueueOptions): void;
    shift(): T | undefined;
}
export {};