/**
 * Checks if `test` is empty.
 *
 * @param {*} test The value to check.
 * @returns {boolean} Returns `true` if `test` is empty, else `false`.
 * @example
 *
 *      isEmpty([]);            //=> true
 *      isEmpty(null);          //=> true
 *      isEmpty({});            //=> true
 *      isEmpty('');            //=> true
 *      isEmpty(new Set());     //=> true
 *
 *      isEmpty('test');        //=> false
 *      isEmpty({ a: 5 });      //=> false
 *      isEmpty([1]);           //=> false
 *      isEmpty(new Set([1]));  //=> false
 */
export declare const isEmpty: (test: any) => boolean;
export default isEmpty;