/**
 * 是否函数
 * @param val 值
 * @returns bool
 */
export declare function isFunction(val: any): val is Function;
/**
 * 是否promise
 * @param val 值
 * @returns bool
 */
export declare function isPromise(val: any): val is Promise<any>;
/**
 * 执行对象，获取真正的值
 * @param val 值或函数或promise
 * @param args 可传参
 * @returns promise
 *
 */
export declare const run: (val: any, ...args: any) => Promise<any>;