/// import * as fs from 'fs'; export declare function exists(p: fs.PathLike): Promise; export declare function readFile(p: fs.PathLike, options: BufferEncoding): Promise; export declare function writeFile(p: fs.PathLike, data: any): Promise; export declare function mkdir(p: fs.PathLike): Promise; export declare function mkdirp(p: string): Promise; export declare function exec(command: string, cwd: string): Promise;