| @@ -58,7 +58,7 @@ | ||
| 58 | 58 | * Get the annotation reader that is used. | 
| 59 | 59 | * Initializes it if it doesn't already exists. | 
| 60 | 60 | * | 
| 61 | - * @return Reader The annotation reader. | |
| 61 | + * @return null|Reader The annotation reader. | |
| 62 | 62 | */ | 
| 63 | 63 | public static function getAnnotationReader() | 
| 64 | 64 |      { | 
| @@ -155,10 +155,10 @@ | ||
| 155 | 155 | } | 
| 156 | 156 | |
| 157 | 157 | /** | 
| 158 | - * Get the cache driver that will be used. | |
| 159 | - * | |
| 160 | - * @return Cache The cache driver. | |
| 161 | - */ | |
| 158 | + * Get the cache driver that will be used. | |
| 159 | + * | |
| 160 | + * @return Cache The cache driver. | |
| 161 | + */ | |
| 162 | 162 | public static function getCacheDriver() | 
| 163 | 163 |      { | 
| 164 | 164 | return self::$cacheDriver; | 
| @@ -139,7 +139,7 @@ | ||
| 139 | 139 | * @param Cache $cache The cache driver. | 
| 140 | 140 | * @param string $namespace The cache namespace. | 
| 141 | 141 | */ | 
| 142 | - private static function setCache(Cache &$cacheToChange = null, Cache $cache = null, $namespace = null) | |
| 142 | + private static function setCache(Cache & $cacheToChange = null, Cache $cache = null, $namespace = null) | |
| 143 | 143 |      { | 
| 144 | 144 |          if ($namespace === null) { | 
| 145 | 145 | $namespace = self::$cacheDefaultNamespace; |