code: protected function applyFix(\SplFileInfo $file, Tokens $tokens)
      {
          $callBack = $this->fixCallback;
          for ($index = $tokens->count() - 1; $index >= 0; --$index) {
              if ($tokens[$index]->equals('.')) {
                  $this->{$callBack}($tokens, $index);
              }
          }
      }
docs: {@inheritdoc}