/**
 * Generates a css className string given an array of classNames, substituting
 * classes using the given map object
 *
 * @function clr
 * @param   {string|Array<string>} input
 * @param   {Object} classMap
 *
 * @returns {string}
 * @category Text
 */
export default function clr(input: string | Array<string>, classMap: any): string;