this can be - null, Location, array, string and prolly int as well, good luck finding that out

Author: ViniTou

phpstan-baseline.neon

@@ -10392,6 +10392,11 @@ parameters:
 			count: 1
 			path: src/lib/Form/Type/UniversalDiscoveryWidget/UniversalDiscoveryWidgetType.php
 
+		-
+			message: '#^Closure is missing a return type declaration$#'
+			count: 1
+			path: src/lib/Form/Type/UniversalDiscoveryWidget/UniversalDiscoveryWidgetType.php
+
 		-
 			message: '#^Method Ibexa\\AdminUi\\Form\\Type\\UniversalDiscoveryWidget\\UniversalDiscoveryWidgetType\:\:buildForm\(\) has no return type specified\.$#'
 			identifier: missingType.return

src/lib/Form/Type/UniversalDiscoveryWidget/UniversalDiscoveryWidgetType.php

@@ -8,7 +8,6 @@
 namespace Ibexa\AdminUi\Form\Type\UniversalDiscoveryWidget;
 
 use Ibexa\AdminUi\Form\Type\Content\LocationType;
-use Ibexa\Contracts\Core\Repository\Values\Content\Location;
 use Symfony\Component\Form\AbstractType;
 use Symfony\Component\Form\CallbackTransformer;
 use Symfony\Component\Form\DataTransformerInterface;
@@ -104,7 +103,7 @@ static function ($value): ?array {
 
                 return ['location' => !empty($ids) ? $ids : null];
             },
-            static function ($value): ?Location {
+            static function ($value) {
                 if (is_array($value) && array_key_exists('location', $value)) {
                     return $value['location'] ?? null;
                 }