Merge pull request #13 from dfelton/bugfix/restore-cache

property could not be accessed before initialization
dfelton · Feb 14, 2023 · a829a5c · a829a5c
2 parents 0866dc4 + 50a495a
commit a829a5c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/Cache.php b/src/Cache.php
@@ -9,11 +9,11 @@
 
 final class Cache
 {
-    private static StorageInterface $instance;
+    private static ?StorageInterface $instance = null;
 
     public static function getInstance(): StorageInterface
     {
-        if (!self::$instance) {
+        if (self::$instance === null) {
             $dir = Config::getInstance()->getRootDir().'/var/cache';
             self::$instance = StorageFactory::factory([
                 'adapter' => 'filesystem',