Fix PHPStan generics

Author: mabar

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased](https://github.com/orisai/object-mapper/compare/0.3.0...v1.x)
 
+### Fixed
+
+- PHPStan generics
+
 ## [0.3.0](https://github.com/orisai/object-mapper/compare/0.2.0...0.3.0) - 2025-01-21
 
 ### Added

src/Callbacks/Callback.php

@@ -38,7 +38,7 @@ public static function getArgsType(): string;
 	 * @param T_ARGS $args
 	 * @param ObjectContext|FieldContext $context
 	 * @param ObjectHolder<MappedObject> $holder
-	 * @param ReflectionClass<MappedObject> $declaringClass
+	 * @param ReflectionClass<covariant MappedObject> $declaringClass
 	 * @return mixed
 	 * @throws ValueDoesNotMatch
 	 * @throws InvalidData

src/Meta/MetaResolver.php

@@ -129,8 +129,8 @@ private function resolveClassMeta(ReflectionClass $rootClass, CompileMeta $meta)
 	}
 
 	/**
-	 * @param ReflectionClass<MappedObject> $rootClass
-	 * @param ReflectionClass<object> $reflector
+	 * @param ReflectionClass<covariant MappedObject> $rootClass
+	 * @param ReflectionClass<covariant object> $reflector
 	 * @return never
 	 */
 	private function throwClassMetaOutsideOfMappedObject(

src/Meta/Runtime/CallbackRuntimeMeta.php

@@ -21,13 +21,13 @@ final class CallbackRuntimeMeta
 	/** @var T */
 	private Args $args;
 
-	/** @var ReflectionClass<MappedObject> */
+	/** @var ReflectionClass<covariant MappedObject> */
 	private ReflectionClass $declaringClass;
 
 	/**
 	 * @param class-string<Callback<T>> $type
 	 * @param T $args
-	 * @param ReflectionClass<MappedObject> $declaringClass
+	 * @param ReflectionClass<covariant MappedObject> $declaringClass
 	 */
 	public function __construct(string $type, Args $args, ReflectionClass $declaringClass)
 	{
@@ -53,7 +53,7 @@ public function getArgs(): Args
 	}
 
 	/**
-	 * @return ReflectionClass<MappedObject>
+	 * @return ReflectionClass<covariant MappedObject>
 	 */
 	public function getDeclaringClass(): ReflectionClass
 	{

src/Meta/Source/MetaSource.php

@@ -10,7 +10,7 @@ interface MetaSource
 {
 
 	/**
-	 * @param ReflectionClass<MappedObject> $class
+	 * @param ReflectionClass<covariant MappedObject> $class
 	 */
 	public function load(ReflectionClass $class): CompileMeta;
 

src/Meta/Source/ReflectorMetaSource.php

@@ -60,7 +60,7 @@ public function load(ReflectionClass $class): CompileMeta
 	}
 
 	/**
-	 * @param ReflectionClass<MappedObject> $class
+	 * @param ReflectionClass<covariant MappedObject> $class
 	 */
 	private function getStructureGroup(ReflectionClass $class): StructureGroup
 	{
@@ -72,7 +72,7 @@ private function getStructureGroup(ReflectionClass $class): StructureGroup
 	}
 
 	/**
-	 * @param ReflectionClass<MappedObject> $rootClass
+	 * @param ReflectionClass<covariant MappedObject> $rootClass
 	 * @return list<ClassCompileMeta>
 	 */
 	private function loadClassMeta(ReflectionClass $rootClass, StructureGroup $group): array
@@ -134,7 +134,7 @@ private function loadClassMeta(ReflectionClass $rootClass, StructureGroup $group
 	}
 
 	/**
-	 * @param ReflectionClass<MappedObject> $rootClass
+	 * @param ReflectionClass<covariant MappedObject> $rootClass
 	 * @return list<FieldCompileMeta>
 	 */
 	private function loadPropertiesMeta(ReflectionClass $rootClass, StructureGroup $group): array
@@ -262,7 +262,7 @@ private function checkDefinitionType(MetaDefinition $definition): MetaDefinition
 	}
 
 	/**
-	 * @param ReflectionClass<MappedObject> $rootClass
+	 * @param ReflectionClass<covariant MappedObject> $rootClass
 	 * @param list<FieldCompileMeta> $resolvedGroup
 	 */
 	private function checkFieldInvariance(ReflectionClass $rootClass, array $resolvedGroup): void
@@ -291,7 +291,7 @@ private function checkFieldInvariance(ReflectionClass $rootClass, array $resolve
 	}
 
 	/**
-	 * @param ReflectionClass<MappedObject> $rootClass
+	 * @param ReflectionClass<covariant MappedObject> $rootClass
 	 */
 	private function getRelativePropertyName(PropertyStructure $propertyStructure, ReflectionClass $rootClass): string
 	{