import { ShellArray } from 'shelljs';
export declare const printCmdRet: (ret: ShellArray) => void;
export interface ICmdOptions {
    [key: string]: boolean | undefined;
}
/**
 * 将Command解析出来的object对象，转换成命令行需要的字符串
 * @example { f: true, R: true } => '-fR'
 */
export declare function joinCmdArgv(options: ICmdOptions): string;
/** 用于将任意字符串和字符串数组拼接成统一的字符串数组 */
export declare function joinStringArr(...args: (string | string[])[]): string[];
/** 获取数组中最后一个元素 */
export declare function getLastEle<T>(arr: T[]): T | undefined;