import { Redis, type Cluster, type RedisOptions } from 'ioredis';
export type MetricsClient = Redis | Cluster;
export type MetricsConnection = MetricsClient | RedisOptions;
export declare function isClient(connection: MetricsConnection): connection is MetricsClient;
export declare function isCluster(connection: MetricsConnection): connection is Cluster;
export declare function scanTargets(client: MetricsClient): MetricsClient[];
export declare function resolveClient(connection: MetricsConnection): {
    client: MetricsClient;
    owned: boolean;
};