| @@ -13,7 +13,7 @@ discard block | ||
| 13 | 13 | /** | 
| 14 | 14 | * Generate a random string. | 
| 15 | 15 | * | 
| 16 | - * @param $length | |
| 16 | + * @param integer $length | |
| 17 | 17 | * @return string | 
| 18 | 18 | */ | 
| 19 | 19 | protected function generate($length) | 
| @@ -33,7 +33,7 @@ discard block | ||
| 33 | 33 | * Generate a random string. | 
| 34 | 34 | * | 
| 35 | 35 | * @param $size | 
| 36 | - * @return mixed | |
| 36 | + * @return string | |
| 37 | 37 | */ | 
| 38 | 38 | private function generateAlpha($size) | 
| 39 | 39 |      { | 
| @@ -73,7 +73,7 @@ discard block | ||
| 73 | 73 | /** | 
| 74 | 74 | * Return a string in the proper case. | 
| 75 | 75 | * | 
| 76 | - * @param $string | |
| 76 | + * @param string $string | |
| 77 | 77 | * @return string | 
| 78 | 78 | */ | 
| 79 | 79 | private function changeCase($string) |