code: function displaySummary(errorCode) {
      var error = errors[errorCode];
      if (error.count > 1) {
          console.log(getChalk(errorCode)('%s: %s (%d instances)'),
              errorCode, error.reason, error.count);
      } else {
          console.log(getChalk(errorCode)('%s: %s (1 instance)'),
              errorCode, error.reason);
      }
  }
docs: The summary output shows the JS Hint error code and the number of times it occurred.