rector/rules/Php53/Rector/AssignRef/ClearReturnNewByReferenceRector.php

<?php

declare (strict_types=1);
namespace Rector\Php53\Rector\AssignRef;

use PhpParser\Node;
use PhpParser\Node\Expr\Assign;
use PhpParser\Node\Expr\AssignRef;
use PhpParser\Node\Expr\New_;
use Rector\Core\Rector\AbstractRector;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
/**
 * @see https://3v4l.org/UJN6H
 * @see \Rector\Tests\Php53\Rector\AssignRef\ClearReturnNewByReferenceRector\ClearReturnNewByReferenceRectorTest
 */
final class ClearReturnNewByReferenceRector extends \Rector\Core\Rector\AbstractRector
{
    public function getRuleDefinition() : \Symplify\RuleDocGenerator\ValueObject\RuleDefinition
    {
        return new \Symplify\RuleDocGenerator\ValueObject\RuleDefinition('Remove reference from "$assign = &new Value;"', [new \Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample(<<<'CODE_SAMPLE'
$assign = &new Value;
CODE_SAMPLE
, <<<'CODE_SAMPLE'
$assign = new Value;
CODE_SAMPLE
)]);
    }
    /**
     * @return array<class-string<Node>>
     */
    public function getNodeTypes() : array
    {
        return [\PhpParser\Node\Expr\AssignRef::class];
    }
    /**
     * @param AssignRef $node
     */
    public function refactor(\PhpParser\Node $node) : ?\PhpParser\Node
    {
        if (!$node->expr instanceof \PhpParser\Node\Expr\New_) {
            return null;
        }
        return new \PhpParser\Node\Expr\Assign($node->var, $node->expr);
    }
}