IntersectionType - support tryRemove

phpstan · Feb 22, 2022 · 6bc1fb5 · 6bc1fb5
1 parent 68e6443
commit 6bc1fb5
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/src/Type/IntersectionType.php b/src/Type/IntersectionType.php
@@ -22,7 +22,6 @@
 use PHPStan\Type\Generic\TemplateType;
 use PHPStan\Type\Generic\TemplateTypeMap;
 use PHPStan\Type\Generic\TemplateTypeVariance;
-use PHPStan\Type\Traits\NonRemoveableTypeTrait;
 use function array_map;
 use function count;
 use function implode;
@@ -35,8 +34,6 @@
 class IntersectionType implements CompoundType
 {
 
-	use NonRemoveableTypeTrait;
-
 	/** @var Type[] */
 	private array $types;
 
@@ -557,6 +554,11 @@ public function traverse(callable $cb): Type
 		return $this;
 	}
 
+	public function tryRemove(Type $typeToRemove): ?Type
+	{
+		return $this->intersectTypes(static fn (Type $type): Type => TypeCombinator::remove($type, $typeToRemove));
+	}
+
 	/**
 	 * @param mixed[] $properties
 	 */