mirror of https://github.com/rectorphp/rector.git
107 lines
3.2 KiB
PHP
107 lines
3.2 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\Privatization\Rector\ClassMethod;
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use PhpParser\Node;
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use PhpParser\Node\Stmt\Class_;
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use PhpParser\Node\Stmt\ClassMethod;
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use PHPStan\Analyser\Scope;
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use PHPStan\Reflection\ClassReflection;
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use Rector\Core\Rector\AbstractRector;
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use Rector\NodeTypeResolver\Node\AttributeKey;
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use Rector\Privatization\NodeManipulator\VisibilityManipulator;
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use Rector\Privatization\VisibilityGuard\ClassMethodVisibilityGuard;
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use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
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use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
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/**
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* @see \Rector\Tests\Privatization\Rector\ClassMethod\PrivatizeFinalClassMethodRector\PrivatizeFinalClassMethodRectorTest
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*/
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final class PrivatizeFinalClassMethodRector extends AbstractRector
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{
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/**
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* @readonly
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* @var \Rector\Privatization\VisibilityGuard\ClassMethodVisibilityGuard
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*/
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private $classMethodVisibilityGuard;
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/**
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* @readonly
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* @var \Rector\Privatization\NodeManipulator\VisibilityManipulator
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*/
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private $visibilityManipulator;
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public function __construct(ClassMethodVisibilityGuard $classMethodVisibilityGuard, VisibilityManipulator $visibilityManipulator)
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{
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$this->classMethodVisibilityGuard = $classMethodVisibilityGuard;
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$this->visibilityManipulator = $visibilityManipulator;
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}
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Change protected class method to private if possible', [new CodeSample(<<<'CODE_SAMPLE'
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final class SomeClass
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{
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protected function someMethod()
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{
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}
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}
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CODE_SAMPLE
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, <<<'CODE_SAMPLE'
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final class SomeClass
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{
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private function someMethod()
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{
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}
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}
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CODE_SAMPLE
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)]);
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}
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/**
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* @return array<class-string<Node>>
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*/
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public function getNodeTypes() : array
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{
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return [Class_::class];
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}
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/**
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* @param Class_ $node
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*/
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public function refactor(Node $node) : ?Node
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{
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if (!$node->isFinal()) {
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return null;
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}
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$classScope = $node->getAttribute(AttributeKey::SCOPE);
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if (!$classScope instanceof Scope) {
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return null;
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}
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$classReflection = $classScope->getClassReflection();
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if (!$classReflection instanceof ClassReflection) {
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return null;
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}
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$hasChanged = \false;
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foreach ($node->getMethods() as $classMethod) {
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if ($this->shouldSkipClassMethod($classMethod)) {
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continue;
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}
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if ($this->classMethodVisibilityGuard->isClassMethodVisibilityGuardedByParent($classMethod, $classReflection)) {
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continue;
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}
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if ($this->classMethodVisibilityGuard->isClassMethodVisibilityGuardedByTrait($classMethod, $classReflection)) {
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continue;
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}
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$this->visibilityManipulator->makePrivate($classMethod);
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$hasChanged = \true;
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}
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if ($hasChanged) {
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return $node;
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}
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return null;
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}
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private function shouldSkipClassMethod(ClassMethod $classMethod) : bool
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{
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if ($this->isName($classMethod, 'createComponent*')) {
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return \true;
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}
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return !$classMethod->isProtected();
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}
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}
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