export declare const cacheFolder: string;
/** "global" get/set/del, so if cache isn't available all still works */
export declare let get: <T>(key: any) => Promise<T>;
export declare let set: <T>(key: any, val: T) => Promise<any>;
export declare let del: (key: any) => Promise<any>;
export declare const levelDbReady: Promise<void>;
export declare function initializeLevelDb(): Promise<void>;
export declare const traverse: (cb: any) => Promise<unknown>;
export declare const kill: () => Promise<void>;