import { v4 as uuid } from 'uuid';
/**
 * 安全 JSON.parse
 *
 * @param {string} text 需要 JSON.parse 的字符串
 * @returns {object} JSON.parse 返回的值
 */
export declare const safeJSONParse: (text: string, defaultValue?: object) => Object;
/**
 * delay
 *
 * @param {number} time 需要delay的时间，ms
 * @returns {Promise} delay的promise
 */
export declare const sleep: (time?: number) => Promise<unknown>;
export { uuid };