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<?php declare (strict_types=1); namespace Rector\Privatization\Rector\ClassMethod; use PhpParser\Node; use PhpParser\Node\Stmt\ClassMethod; use PHPStan\Reflection\ClassReflection; use Rector\Core\Rector\AbstractRector; use Rector\Core\Reflection\ReflectionResolver; use Rector\Privatization\NodeManipulator\VisibilityManipulator; use Rector\Privatization\VisibilityGuard\ClassMethodVisibilityGuard; use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample; use Symplify\RuleDocGenerator\ValueObject\RuleDefinition; /** * @see \Rector\Tests\Privatization\Rector\ClassMethod\PrivatizeFinalClassMethodRector\PrivatizeFinalClassMethodRectorTest */ final class PrivatizeFinalClassMethodRector extends AbstractRector { /** * @readonly * @var \Rector\Privatization\VisibilityGuard\ClassMethodVisibilityGuard */ private $classMethodVisibilityGuard; /** * @readonly * @var \Rector\Privatization\NodeManipulator\VisibilityManipulator */ private $visibilityManipulator; /** * @readonly * @var \Rector\Core\Reflection\ReflectionResolver */ private $reflectionResolver; public function __construct(ClassMethodVisibilityGuard $classMethodVisibilityGuard, VisibilityManipulator $visibilityManipulator, ReflectionResolver $reflectionResolver) { $this->classMethodVisibilityGuard = $classMethodVisibilityGuard; $this->visibilityManipulator = $visibilityManipulator; $this->reflectionResolver = $reflectionResolver; } public function getRuleDefinition() : RuleDefinition { return new RuleDefinition('Change protected class method to private if possible', [new CodeSample(<<<'CODE_SAMPLE' final class SomeClass { protected function someMethod() { } } CODE_SAMPLE , <<<'CODE_SAMPLE' final class SomeClass { private function someMethod() { } } CODE_SAMPLE )]); } /** * @return array<class-string<Node>> */ public function getNodeTypes() : array { return [ClassMethod::class]; } /** * @param ClassMethod $node */ public function refactor(Node $node) : ?Node { $classReflection = $this->reflectionResolver->resolveClassReflection($node); if (!$classReflection instanceof ClassReflection) { return null; } if (!$classReflection->isClass()) { return null; } if (!$classReflection->isFinal()) { return null; } if ($this->shouldSkipClassMethod($node)) { return null; } if ($this->classMethodVisibilityGuard->isClassMethodVisibilityGuardedByParent($node, $classReflection)) { return null; } if ($this->classMethodVisibilityGuard->isClassMethodVisibilityGuardedByTrait($node, $classReflection)) { return null; } $this->visibilityManipulator->makePrivate($node); return $node; } private function shouldSkipClassMethod(ClassMethod $classMethod) : bool { if ($this->isName($classMethod, 'createComponent*')) { return \true; } return !$classMethod->isProtected(); } }
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