@@ -107,7 +107,7 @@ |
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| 107 | 107 | |
| 108 | 108 | /** |
| 109 | 109 | * Validates that the subject is an unempty string |
| 110 | - * @param mixed $subject The value to check |
|
| 110 | + * @param string $subject The value to check |
|
| 111 | 111 | * @return void |
| 112 | 112 | */ |
| 113 | 113 | private function checkSubject($subject) { |