import TaggedCache from './TaggedCache';
export default class RedisTaggedCache extends TaggedCache {
    static readonly REFERENCE_KEY_FOREVER = "forever_ref";
    static readonly REFERENCE_KEY_STANDARD = "standard_ref";
    put<T = any>(key: string, value: T, ttl?: number): Promise<boolean>;
    forever<T = any>(key: string, value: T): Promise<boolean>;
    private pushStandardKeys;
    private pushKeys;
    private referenceKey;
}