Fix

Author: VincentLanglet

phpstan-baseline.neon

@@ -1758,13 +1758,13 @@ parameters:
 		-
 			rawMessage: 'Doing instanceof PHPStan\Type\Constant\ConstantArrayType is error-prone and deprecated. Use Type::getConstantArrays() instead.'
 			identifier: phpstanApi.instanceofType
-			count: 2
+			count: 1
 			path: src/Type/TypeUtils.php
 
 		-
 			rawMessage: Doing instanceof PHPStan\Type\IntersectionType is error-prone and deprecated.
 			identifier: phpstanApi.instanceofType
-			count: 3
+			count: 4
 			path: src/Type/TypeUtils.php
 
 		-

src/Internal/CombinationsHelper.php

@@ -2,14 +2,15 @@
 
 namespace PHPStan\Internal;
 
+use Traversable;
 use function array_shift;
 
 final class CombinationsHelper
 {
 
 	/**
 	 * @param array<iterable<mixed>> $arrays
-	 * @return iterable<list<mixed>>
+	 * @return Traversable<list<mixed>>
 	 */
 	public static function combinations(array $arrays): iterable
 	{

src/Type/TypeUtils.php

@@ -10,7 +10,10 @@
 use PHPStan\Type\Generic\TemplateBenevolentUnionType;
 use PHPStan\Type\Generic\TemplateType;
 use PHPStan\Type\Generic\TemplateUnionType;
+use function array_filter;
+use function array_map;
 use function array_merge;
+use function iterator_to_array;
 
 /**
  * @api