fix: explicitly mark service parameter as nullable

(PHP 8.4)
CuyZ · Nov 24, 2024 · 4916a3b · 4916a3b
1 parent 17d744e
commit 4916a3b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Cache/MapperCacheWarmer.php b/src/Cache/MapperCacheWarmer.php
@@ -16,7 +16,7 @@ public function __construct(
         private MapperBuilder $mapperBuilder
     ) {}
 
-    public function warmUp(string $cacheDir, string $buildDir = null): array
+    public function warmUp(string $cacheDir, ?string $buildDir = null): array
     {
         $this->mapperBuilder->warmup();