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✎ Editing: RemoveSoleValueSprintfRector.php ← Back

<?php

declare (strict_types=1);
namespace Rector\CodeQuality\Rector\FuncCall;

use PhpParser\Node;
use PhpParser\Node\Expr\FuncCall;
use PhpParser\Node\Scalar\String_;
use Rector\Rector\AbstractRector;
use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
/**
 * @see \Rector\Tests\CodeQuality\Rector\FuncCall\RemoveSoleValueSprintfRector\RemoveSoleValueSprintfRectorTest
 */
final class RemoveSoleValueSprintfRector extends AbstractRector
{
    public function getRuleDefinition() : RuleDefinition
    {
        return new RuleDefinition('Remove sprintf() wrapper if not needed', [new CodeSample(<<<'CODE_SAMPLE'
class SomeClass
{
    public function run()
    {
        $welcome = 'hello';
        $value = sprintf('%s', $welcome);
    }
}
CODE_SAMPLE
, <<<'CODE_SAMPLE'
class SomeClass
{
    public function run()
    {
        $welcome = 'hello';
        $value = $welcome;
    }
}
CODE_SAMPLE
)]);
    }
    /**
     * @return array<class-string<Node>>
     */
    public function getNodeTypes() : array
    {
        return [FuncCall::class];
    }
    /**
     * @param FuncCall $node
     */
    public function refactor(Node $node) : ?Node
    {
        if (!$this->isName($node, 'sprintf')) {
            return null;
        }
        if ($node->isFirstClassCallable()) {
            return null;
        }
        if (\count($node->getArgs()) !== 2) {
            return null;
        }
        $firstArg = $node->getArgs()[0];
        $maskArgument = $firstArg->value;
        if (!$maskArgument instanceof String_) {
            return null;
        }
        if ($maskArgument->value !== '%s') {
            return null;
        }
        $secondArg = $node->getArgs()[1];
        $valueArgument = $secondArg->value;
        $valueType = $this->getType($valueArgument);
        if (!$valueType->isString()->yes()) {
            return null;
        }
        return $valueArgument;
    }
}

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