Function chunk

lib/web/jshint.js:6021–6036

* Creates an array of elements split into groups the length of `size`. * If `collection` can't be split evenly, the final chunk will be the remaining * elements. * * @static * @memberOf _ * @category Array * @param {Array} array The array to process. * @param

(array, size, guard)

     * // => [['a', 'b', 'c'], ['d']]
     */
    function chunk(array, size, guard) {
      if (guard ? isIterateeCall(array, size, guard) : size == null) {
        size = 1;
      } else {
        size = nativeMax(+size || 1, 1);
      }
      var index = 0,
          length = array ? array.length : 0,
          resIndex = -1,
          result = Array(ceil(length / size));

      while (index < length) {
        result[++resIndex] = baseSlice(array, index, (index += size));
      }
      return result;
    }

    /**
     * Creates an array with all falsey values removed. The values `false`, `null`,