@ -19,7 +19,7 @@ interface IStorageFactory {
*
* @param string $wrapperName
* @param callable $callback
* @return true if the wrapper was added, false if there was already a wrapper with this
* @return bool true if the wrapper was added, false if there was already a wrapper with this
* name registered
*/
public function addStorageWrapper($wrapperName, $callback);