mirror of https://github.com/rectorphp/rector.git
84 lines
2.3 KiB
PHP
84 lines
2.3 KiB
PHP
<?php
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declare (strict_types=1);
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namespace Rector\Php55\Rector\ClassConstFetch;
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use PhpParser\Node;
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use PhpParser\Node\Expr\ClassConstFetch;
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use PhpParser\Node\Identifier;
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use PhpParser\Node\Name;
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use PhpParser\Node\Stmt\Class_;
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use Rector\Core\Enum\ObjectReference;
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use Rector\Core\Rector\AbstractRector;
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use Rector\Core\ValueObject\PhpVersionFeature;
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use Rector\VersionBonding\Contract\MinPhpVersionInterface;
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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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* @changelog https://wiki.php.net/rfc/class_name_scalars
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* @changelog https://3v4l.org/AHr9C#v5.5.0
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* @see \Rector\Tests\Php55\Rector\ClassConstFetch\StaticToSelfOnFinalClassRector\StaticToSelfOnFinalClassRectorTest
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*/
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final class StaticToSelfOnFinalClassRector extends AbstractRector implements MinPhpVersionInterface
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{
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public function getRuleDefinition() : RuleDefinition
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{
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return new RuleDefinition('Change `static::class` to `self::class` on final class', [new CodeSample(<<<'CODE_SAMPLE'
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final class SomeClass
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{
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public function callOnMe()
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{
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var_dump(static::class);
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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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public function callOnMe()
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{
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var_dump(self::class);
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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 [ClassConstFetch::class];
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}
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/**
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* @param ClassConstFetch $node
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*/
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public function refactor(Node $node) : ?ClassConstFetch
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{
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if (!$node->class instanceof Name) {
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return null;
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}
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if (!$node->name instanceof Identifier) {
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return null;
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}
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if ($node->class->toString() !== ObjectReference::STATIC) {
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return null;
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}
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if ($node->name->toString() !== 'class') {
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return null;
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}
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$class = $this->betterNodeFinder->findParentType($node, Class_::class);
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if (!$class instanceof Class_) {
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return null;
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}
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if (!$class->isFinal()) {
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return null;
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}
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return $this->nodeFactory->createSelfFetchConstant('class');
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}
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public function provideMinPhpVersion() : int
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{
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return PhpVersionFeature::CLASSNAME_CONSTANT;
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}
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}
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