Forward compatibility with future PHPStan version

phpstan · Apr 2, 2021 · 4f94ccd · 4f94ccd
1 parent 37c4d36
commit 4f94ccd
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diff --git a/src/Type/Symfony/Config/ValueObject/ParentObjectType.php b/src/Type/Symfony/Config/ValueObject/ParentObjectType.php
@@ -4,6 +4,7 @@
 
 use PHPStan\Type\ObjectType;
 use PHPStan\Type\Type;
+use PHPStan\Type\VerbosityLevel;
 
 class ParentObjectType extends ObjectType
 {
@@ -23,4 +24,9 @@ public function getParent(): Type
 		return $this->parent;
 	}
 
+	protected function describeAdditionalCacheKey(): string
+	{
+		return $this->parent->describe(VerbosityLevel::cache());
+	}
+
 }
diff --git a/src/Type/Symfony/Config/ValueObject/TreeBuilderType.php b/src/Type/Symfony/Config/ValueObject/TreeBuilderType.php
@@ -22,4 +22,9 @@ public function getRootNodeClassName(): string
 		return $this->rootNodeClassName;
 	}
 
+	protected function describeAdditionalCacheKey(): string
+	{
+		return $this->getRootNodeClassName();
+	}
+
 }