| @@ -136,7 +136,7 @@ | ||
| 136 | 136 | * | 
| 137 | 137 | * @param string $pointer The pointer | 
| 138 | 138 | * | 
| 139 | - * @return mixed | |
| 139 | + * @return string | |
| 140 | 140 | */ | 
| 141 | 141 | private function traverse($pointer) | 
| 142 | 142 |      { |