private function skipClass(Tokens $tokens, $classIndex, $classOpenIndex, $classCloseIndex)
    {
        $prevToken = $tokens[$tokens->getPrevMeaningfulToken($classIndex)];
        if (!$prevToken->isGivenKind(T_FINAL)) {
            return true;
        }

        for ($index = $classIndex; $index < $classOpenIndex; ++$index) {
            if ($tokens[$index]->isGivenKind(T_EXTENDS)) {
                return true;
            }
        }

        $useIndex = $tokens->getNextTokenOfKind($classIndex, [[CT::T_USE_TRAIT]]);

        return $useIndex && $useIndex < $classCloseIndex;
    }