import 'reflect-metadata';
import { Awaitable, ClassType, TypedMethodDecorator } from './def';
import { MayBeArray } from './utility/utility';
export declare const CacheTTL: (ttl: number) => ClassDecorator & MethodDecorator;
export declare const CachePrefix: (prefix: string) => ClassDecorator;
type ObjectFunction<T> = (o: any) => Awaitable<T>;
type ObjectAndKeyFunction<T> = (o: any, key: string) => Awaitable<T>;
export declare const CacheKey: (fun?: ObjectAndKeyFunction<string>) => PropertyDecorator & TypedMethodDecorator<ObjectFunction<string>>;
export declare const LockKey: (fun?: ObjectAndKeyFunction<MayBeArray<string>>) => PropertyDecorator & TypedMethodDecorator<ObjectFunction<MayBeArray<string>>>;
export declare const CastType: <T>(cb: () => ClassType<T>) => PropertyDecorator;
export {};