text: function FizzBuzz() {
      this.check = (number) => {
          if (number % 15 === 0) {
              return 'FizzBuzz';
          }
          else if (number % 5 === 0) {
              return 'Buzz';
          }
          else if (number % 3 ===0) {
              return 'Fizz'
          }
          else {
              return number
          }
      }
  }
  if (typeof module !== 'undefined' && module.exports) {
      module.exports = FizzBuzz;
  } 