export declare function isPromise<T>(val: unknown): val is Promise<T>;
export declare function isntPromise<T>(val: T): val is Exclude<T, Promise<unknown>>;
export declare function isntPromiseLike<T>(val: T): val is Exclude<T, PromiseLike<unknown>>;
export declare function isPromiseLike<T>(val: unknown): val is PromiseLike<T>;