text: 'use strict';
  
  var iteratorSymbol = require('es6-symbol').iterator;
  
  module.exports = function () {
      var str = '🙈f', iterator, result;
      if (typeof str[iteratorSymbol] !== 'function') return false;
      iterator = str[iteratorSymbol]();
      if (!iterator) return false;
      if (typeof iterator.next !== 'function') return false;
      result = iterator.next();
      if (!result) return false;
      if (result.value !== '🙈') return false;
      if (result.done !== false) return false;
      return true;
  };
  