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<?php declare (strict_types=1); namespace Rector\Privatization\Rector\Class_; use PhpParser\Node; use PhpParser\Node\Name\FullyQualified; use PhpParser\Node\Stmt\Class_; use PHPStan\Reflection\ClassReflection; use Rector\Core\NodeAnalyzer\ClassAnalyzer; use Rector\Core\Rector\AbstractRector; use Rector\Core\Reflection\ReflectionResolver; use Rector\FamilyTree\Reflection\FamilyRelationsAnalyzer; use Rector\Privatization\NodeManipulator\VisibilityManipulator; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @see \Rector\Tests\Privatization\Rector\Class_\FinalizeClassesWithoutChildrenRector\FinalizeClassesWithoutChildrenRectorTest */ final class FinalizeClassesWithoutChildrenRector extends AbstractRector { /** * @var string[] */ private const DOCTRINE_ORM_MAPPING_ANNOTATION = ['Doctrine\\ORM\\Mapping\\Entity', 'Doctrine\\ORM\\Mapping\\Embeddable']; /** * @var string[] */ private const DOCTRINE_ODM_MAPPING_ANNOTATION = ['Doctrine\\ODM\\MongoDB\\Mapping\\Annotations\\Document', 'Doctrine\\ODM\\MongoDB\\Mapping\\Annotations\\EmbeddedDocument']; /** * @readonly * @var \Rector\Core\NodeAnalyzer\ClassAnalyzer */ private $classAnalyzer; /** * @readonly * @var \Rector\FamilyTree\Reflection\FamilyRelationsAnalyzer */ private $familyRelationsAnalyzer; /** * @readonly * @var \Rector\Privatization\NodeManipulator\VisibilityManipulator */ private $visibilityManipulator; /** * @readonly * @var \Rector\Core\Reflection\ReflectionResolver */ private $reflectionResolver; public function __construct(ClassAnalyzer $classAnalyzer, FamilyRelationsAnalyzer $familyRelationsAnalyzer, VisibilityManipulator $visibilityManipulator, ReflectionResolver $reflectionResolver) { $this->classAnalyzer = $classAnalyzer; $this->familyRelationsAnalyzer = $familyRelationsAnalyzer; $this->visibilityManipulator = $visibilityManipulator; $this->reflectionResolver = $reflectionResolver; } public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Finalize every class that has no children', [new CodeSample(<<<'CODE_SAMPLE' class FirstClass { } class SecondClass { } class ThirdClass extends SecondClass { } CODE_SAMPLE , <<<'CODE_SAMPLE' final class FirstClass { } class SecondClass { } final class ThirdClass extends SecondClass { } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [Class_::class]; } /** * @param Class_ $node */ public function refactor(Node $node) : ?Node { if ($this->shouldSkipClass($node)) { return null; } $phpDocInfo = $this->phpDocInfoFactory->createFromNodeOrEmpty($node); if ($phpDocInfo->hasByAnnotationClasses(self::DOCTRINE_ORM_MAPPING_ANNOTATION)) { return null; } if ($phpDocInfo->hasByAnnotationClasses(self::DOCTRINE_ODM_MAPPING_ANNOTATION)) { return null; } $classReflection = $this->reflectionResolver->resolveClassReflection($node); if (!$classReflection instanceof ClassReflection) { return null; } $childrenClassReflections = $this->familyRelationsAnalyzer->getChildrenOfClassReflection($classReflection); if ($childrenClassReflections !== []) { return null; } if ($this->hasDoctrineAttr($node)) { return null; } $this->visibilityManipulator->makeFinal($node); return $node; } private function hasDoctrineAttr(Class_ $class) : bool { foreach ($class->attrGroups as $attrGroup) { foreach ($attrGroup->attrs as $attribute) { if (!$attribute->name instanceof FullyQualified) { continue; } $className = $this->nodeNameResolver->getName($attribute->name); if (\in_array($className, self::DOCTRINE_ORM_MAPPING_ANNOTATION, \true)) { return \true; } if (\in_array($className, self::DOCTRINE_ODM_MAPPING_ANNOTATION, \true)) { return \true; } } } return \false; } private function shouldSkipClass(Class_ $class) : bool { if ($class->isFinal()) { return \true; } if ($class->isAbstract()) { return \true; } return $this->classAnalyzer->isAnonymousClass($class); } }
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