rector/rules/Php55/Rector/Class_/ClassConstantToSelfClassRector.php

<?php

declare (strict_types=1);
namespace Rector\Php55\Rector\Class_;

use PhpParser\Node;
use PhpParser\Node\Expr\ClassConstFetch;
use PhpParser\Node\Scalar\MagicConst\Class_;
use Rector\Rector\AbstractRector;
use Rector\ValueObject\PhpVersionFeature;
use Rector\VersionBonding\Contract\MinPhpVersionInterface;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
/**
 * @changelog https://wiki.php.net/rfc/deprecations_php_7_4 (not confirmed yet)
 * @changelog https://3v4l.org/INd7o
 * @see \Rector\Tests\Php55\Rector\Class_\ClassConstantToSelfClassRector\ClassConstantToSelfClassRectorTest
 */
final class ClassConstantToSelfClassRector extends AbstractRector implements MinPhpVersionInterface
{
    public function getRuleDefinition() : RuleDefinition
    {
        return new RuleDefinition('Change `__CLASS__` to self::class', [new CodeSample(<<<'CODE_SAMPLE'
class SomeClass
{
   public function callOnMe()
   {
       var_dump(__CLASS__);
   }
}
CODE_SAMPLE
, <<<'CODE_SAMPLE'
class SomeClass
{
   public function callOnMe()
   {
       var_dump(self::class);
   }
}
CODE_SAMPLE
)]);
    }
    /**
     * @return array<class-string<Node>>
     */
    public function getNodeTypes() : array
    {
        return [Class_::class];
    }
    /**
     * @param Class_ $node
     */
    public function refactor(Node $node) : ClassConstFetch
    {
        return $this->nodeFactory->createSelfFetchConstant('class');
    }
    public function provideMinPhpVersion() : int
    {
        return PhpVersionFeature::CLASSNAME_CONSTANT;
    }
}