text: 
  /**
   * some
   */
  
  var some = [].some;
  
  /**
   * test whether some elements in
   * the array pass the test implemented
   * by `fn`.
   *
   * example:
   *
   *          some([1, 'foo', 'bar'], function (el, i) {
   *            return 'string' == typeof el;
   *          });
   *          // > true
   *
   * @param {Array} arr
   * @param {Function} fn
   * @return {bool}
   */
  
  module.exports = function (arr, fn) {
    if (some) return some.call(arr, fn);
    for (var i = 0, l = arr.length; i < l; ++i) {
      if (fn(arr[i], i)) return true;
    }
    return false;
  };
  