/**
 * Parse space separated tokens to an array of strings.
 *
 * @param {string} value Space separated tokens
 * @returns {Array.<string>} Tokens
 */
export function parse(value: string): Array<string>;
/**
 * Serialize an array of strings as space separated tokens.
 *
 * @param {Array.<string|number>} values Tokens
 * @returns {string} Space separated tokens
 */
export function stringify(values: Array<string | number>): string;