diff options
Diffstat (limited to 'lib/private/Files')
| -rw-r--r-- | lib/private/Files/Storage/Wrapper/Wrapper.php | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/lib/private/Files/Storage/Wrapper/Wrapper.php b/lib/private/Files/Storage/Wrapper/Wrapper.php index 5faffece67e..6bc66bf9c89 100644 --- a/lib/private/Files/Storage/Wrapper/Wrapper.php +++ b/lib/private/Files/Storage/Wrapper/Wrapper.php @@ -486,7 +486,7 @@ class Wrapper implements \OC\Files\Storage\Storage, ILockingStorage, IWriteStrea /** * Check if the storage is an instance of $class or is a wrapper for a storage that is an instance of $class * - * @param string $class + * @param class-string<IStorage> $class * @return bool */ public function instanceOfStorage($class) { @@ -498,6 +498,25 @@ class Wrapper implements \OC\Files\Storage\Storage, ILockingStorage, IWriteStrea } /** + * @psalm-template T of IStorage + * @psalm-param class-string<T> $class + * @psalm-return T|null + */ + public function getInstanceOfStorage(string $class) { + $storage = $this; + while ($storage instanceof Wrapper) { + if ($storage instanceof $class) { + break; + } + $storage = $storage->getWrapperStorage(); + } + if (!($storage instanceof $class)) { + return null; + } + return $storage; + } + + /** * Pass any methods custom to specific storage implementations to the wrapped storage * * @param string $method |