| @@ -160,7 +160,7 @@ | ||
| 160 | 160 | |
| 161 | 161 | /** | 
| 162 | 162 | * Persist current position before writing left node | 
| 163 | - * @param $position | |
| 163 | + * @param integer $position | |
| 164 | 164 | */ | 
| 165 | 165 | private function persistLeftLink($position) | 
| 166 | 166 |      { |