export declare class ICacheClass {
    get: GetterFunction;
    set: SetterFunction;
    del: RemoveFunction;
}
export declare class ICacheClassPromise {
    get: GetterPromise;
    set: SetterPromise;
    del: RemovePromise;
    clear: GetterPromise;
    ignoreError: (e: Error) => void;
}
export declare type NodejsCallback = (err: Error, data: any) => void;
export declare type SetterFunction = (name: string, value: Object, ttl: number, cb?: NodejsCallback) => void;
export declare type RemoveFunction = (name: string, cb?: NodejsCallback) => void;
export declare type GetterFunction = (name: string, cb: NodejsCallback) => void;
export declare type CacheKeyType = (string | number)[];
export declare type SetterPromise = (name: CacheKeyType, value: any, ttl: number) => Promise<any>;
export declare type RemovePromise = (name: CacheKeyType) => Promise<void>;
export declare type GetterPromise = (name: CacheKeyType) => Promise<any>;
export declare function wrapCache(cache: ICacheClass, cache2?: ICacheClass): ICacheClassPromise;