import { Cluster, Redis } from 'ioredis';
import { Lock, Lockable } from '@sidewinder/async';
import * as Redlock from 'redlock';
export declare function DefaultRedlockSettings(): Redlock.Settings;
export declare class RedisMutexLockError extends Error {
    constructor(message: string);
}
export interface RedisMutexOptions {
    /** The resource being locked */
    resource: string;
    /** The maximum lifetime in milliseconds in which a lock can be held */
    lifetime: number;
    /** If true will log lock & release errors to stdout */
    logError?: boolean;
}
export type RedisInstanceArray = Array<RedisInstance>;
export type RedisInstance = Redis | Cluster;
/** Creates a Redis mutex that issues temporal lifetime locks  */
export declare class RedisMutex implements Lockable {
    #private;
    constructor(redis: RedisInstanceArray, options: RedisMutexOptions, settings?: Redlock.Settings);
    constructor(redis: RedisInstance, options: RedisMutexOptions, settings?: Redlock.Settings);
    lock(): Promise<Lock>;
}