| @@ -72,8 +72,9 @@ | ||
| 72 | 72 | } | 
| 73 | 73 | |
| 74 | 74 |      public function setCallable($callback) { | 
| 75 | - if (is_callable($callback)) | |
| 76 | - $this->callable = $callback; | |
| 75 | +        if (is_callable($callback)) { | |
| 76 | + $this->callable = $callback; | |
| 77 | + } | |
| 77 | 78 | } | 
| 78 | 79 | |
| 79 | 80 | /** |