@@ -224,7 +224,7 @@  | 
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| 224 | 224 | *  | 
                                                        
| 225 | 225 | * @param string $id The cache id to retrieve.  | 
                                                        
| 226 | 226 | * @param float $cas_token The variable to store the CAS token in.  | 
                                                        
| 227 | - * @return mixed|null Returns the cached data or null.  | 
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| 227 | + * @return string Returns the cached data or null.  | 
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| 228 | 228 | */  | 
                                                        
| 229 | 229 | public function get($id, &$cas_token=null)  | 
                                                        
| 230 | 230 |      { | 
                                                        
@@ -131,7 +131,7 @@ discard block  | 
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| 131 | 131 | * Build and return the path of a directory  | 
                                                        
| 132 | 132 | *  | 
                                                        
| 133 | 133 | * @param string $path The directory path to build  | 
                                                        
| 134 | - * @return mixed  | 
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| 134 | + * @return string  | 
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| 135 | 135 | */  | 
                                                        
| 136 | 136 | protected function buildPath($path)  | 
                                                        
| 137 | 137 |      { | 
                                                        
@@ -355,7 +355,7 @@ discard block  | 
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| 355 | 355 | *  | 
                                                        
| 356 | 356 | * @param boolean $all Wether to flush the whole database, or (preferably)  | 
                                                        
| 357 | 357 | * the entries prefixed with prefix_key and prefix_tag.  | 
                                                        
| 358 | - * @return boolean Returns True on success or False on failure.  | 
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| 358 | + * @return boolean|null Returns True on success or False on failure.  | 
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| 359 | 359 | */  | 
                                                        
| 360 | 360 | public function flush($all = false)  | 
                                                        
| 361 | 361 |      { | 
                                                        
@@ -169,7 +169,7 @@  | 
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| 169 | 169 | *  | 
                                                        
| 170 | 170 | * @param boolean $all Wether to flush the whole database, or (preferably)  | 
                                                        
| 171 | 171 | * the entries prefixed with prefix_key and prefix_tag.  | 
                                                        
| 172 | - * @return boolean Returns True on success or False on failure.  | 
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| 172 | + * @return boolean|null Returns True on success or False on failure.  | 
                                                        |
| 173 | 173 | */  | 
                                                        
| 174 | 174 | public function flush($all = false)  | 
                                                        
| 175 | 175 |      { | 
                                                        
@@ -55,7 +55,7 @@  | 
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| 55 | 55 | * from the pool.  | 
                                                        
| 56 | 56 | * @param string $key The item key  | 
                                                        
| 57 | 57 | * @param mixed $value The item value (unserialized)  | 
                                                        
| 58 | - * @param \DateTime|integer|null $ttl  | 
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| 58 | + * @param integer|null $ttl  | 
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| 59 | 59 | * @param bool $hit Was this item retrived from cache?  | 
                                                        
| 60 | 60 | */  | 
                                                        
| 61 | 61 | public function __construct($key, $value = null, $ttl = null, $hit = false)  |