[Variant] revert nullable callback param

coreshop · Sep 8, 2022 · 3b2c98c · 3b2c98c
1 parent de50139
commit 3b2c98c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/CoreShop/Bundle/VariantBundle/Twig/Extension/VariantExtension.php b/src/CoreShop/Bundle/VariantBundle/Twig/Extension/VariantExtension.php
@@ -76,7 +76,7 @@ public function serializeGroups(array $attributeGroups, array $groups = ['coresh
         return $this->serializer->normalize($attributeGroups, 'json', [
             'groups' => $groups,
             AbstractNormalizer::CALLBACKS => [
-                'valueColor' => static function (string $innerObject) {
+                'valueColor' => static function (?string $innerObject) {
                     return $innerObject;
                 },
             ],