/**
 * Write a function that tests whether a string is a palindrome.
 */
var Palindrome = function() {
  'use strict';

  function is(word) {

  }

  return {
    is: is
  };
};
@@ -135,16 +135,70 @@
 word) %7B%0A
+  %09%09return word === word.split('').reverse().join('');
 %0A  %7D%0A%0A  
@@ -224,8 +224,9 @@
 %0A  %7D;%0A%7D;
+%0A

Update palindrome.js