/**
 * Strips out all control characters from a string
 * However, excludes newline and carriage return
 *
 * @param {string} input String to remove invisible chars from
 * @returns {string} Initial input string but without invisible chars
 */
export declare const stripControlChars: (input: string) => string;
export declare const symbols: () => {
    ok: string;
    fail: string;
};
export declare const isNodeProject: (rootDir: string) => boolean;
export declare const copy: (src: string, dest: string, excludeDir?: string[], overwrite?: boolean) => void;
export declare const rmDirSync: (dirPath: string) => void;
export declare const downloadWithProgressBar: (url: string, dest: string) => Promise<boolean>;