/*
 * @Description:
 * @Version: 1.0
 * @Autor: yongqing
 * @Date: 2022-03-16 10:56:56
 * @LastEditors: yongqing
 * @LastEditTime: 2022-03-16 10:56:57
 */

export const isDef = <T>(val: T): val is NonNullable<T> =>
  val !== undefined && val !== null;

// eslint-disable-next-line @typescript-eslint/ban-types
export const isFunction = (val: unknown): val is Function =>
  typeof val === "function";

export const isObject = (val: unknown): val is Record<any, any> =>
  val !== null && typeof val === "object";

export const isPromise = <T = any>(val: unknown): val is Promise<T> =>
  isObject(val) && isFunction(val.then) && isFunction(val.catch);