From cbf9064b8ecde6f497146f6711fff83307a0730f Mon Sep 17 00:00:00 2001
From: Carl Schwan <carl@carlschwan.eu>
Date: Thu, 13 Jan 2022 12:30:27 +0100
Subject: Fix psalm issues

Signed-off-by: Carl Schwan <carl@carlschwan.eu>
---
 lib/private/Files/Storage/Wrapper/Wrapper.php | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

(limited to 'lib/private/Files/Storage')

diff --git a/lib/private/Files/Storage/Wrapper/Wrapper.php b/lib/private/Files/Storage/Wrapper/Wrapper.php
index b44db7c13ce..6bc66bf9c89 100644
--- a/lib/private/Files/Storage/Wrapper/Wrapper.php
+++ b/lib/private/Files/Storage/Wrapper/Wrapper.php
@@ -498,19 +498,19 @@ class Wrapper implements \OC\Files\Storage\Storage, ILockingStorage, IWriteStrea
 	}
 
 	/**
-	 * @template T of IStorage
-	 * @param class-string<T> $class
-	 * @return ?T
+	 * @psalm-template T of IStorage
+	 * @psalm-param class-string<T> $class
+	 * @psalm-return T|null
 	 */
-	public function getInstanceOfStorage(string $class): ?IStorage {
+	public function getInstanceOfStorage(string $class) {
 		$storage = $this;
-		while ($storage->instanceOfStorage(Wrapper::class)) {
+		while ($storage instanceof Wrapper) {
 			if ($storage instanceof $class) {
 				break;
 			}
 			$storage = $storage->getWrapperStorage();
 		}
-		if (!is_a($storage, $class)) {
+		if (!($storage instanceof $class)) {
 			return null;
 		}
 		return $storage;
-- 
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