| @@ -69,7 +69,7 @@ | ||
| 69 | 69 | * Get missing parameter's key. | 
| 70 | 70 | * | 
| 71 | 71 | * @param array $parameters | 
| 72 | - * @param array $requiredKeys | |
| 72 | + * @param string[] $requiredKeys | |
| 73 | 73 | * @return string|null | 
| 74 | 74 | */ | 
| 75 | 75 | public function getMissingParameterKey(array $parameters, array $requiredKeys = []) | 
| @@ -75,7 +75,7 @@ | ||
| 75 | 75 | public function getMissingParameterKey(array $parameters, array $requiredKeys = []) | 
| 76 | 76 |      { | 
| 77 | 77 |          foreach ($requiredKeys as $key) { | 
| 78 | -            if (! isset($parameters[$key])) { | |
| 78 | +            if (!isset($parameters[$key])) { | |
| 79 | 79 | return $key; | 
| 80 | 80 | } | 
| 81 | 81 | } |