MethodNameResolver.php

<?php

declare(strict_types=1);

namespace Symplify\CodingStandard\Fixer\Naming;

use PhpCsFixer\Tokenizer\Token;
use PhpCsFixer\Tokenizer\Tokens;

final class MethodNameResolver
{
    /**
     * @param Tokens<Token> $tokens
     */
    public function resolve(Tokens $tokens, int $currentPosition): ?string
    {
        foreach ($tokens as $position => $token) {
            if ($position <= $currentPosition) {
                continue;
            }

            if (! $token->isGivenKind([T_FUNCTION])) {
                continue;
            }

            $nextNextMeaningfulTokenIndex = $tokens->getNextMeaningfulToken($position + 1);

            if (null === $nextNextMeaningfulTokenIndex) {
                continue;
            }

            $nextNextMeaningfulToken = $tokens[$nextNextMeaningfulTokenIndex];

            // skip anonymous functions
            if (! $nextNextMeaningfulToken->isGivenKind(T_STRING)) {
                continue;
            }

            return $nextNextMeaningfulToken->getContent();
        }

        return null;
    }
}