src/Fixer/ClassNotation/ClassDefinitionFixer.php
private function getClassyInheritanceInfo(Tokens $tokens, $startIndex, $label)
    {
        $implementsInfo = ['start' => $startIndex, $label => 1, 'multiLine' => false];
        ++$startIndex;
        $endIndex = $tokens->getNextTokenOfKind($startIndex, ['{', [T_IMPLEMENTS], [T_EXTENDS]]);
        $endIndex = $tokens[$endIndex]->equals('{') ? $tokens->getPrevNonWhitespace($endIndex) : $endIndex;
        for ($i = $startIndex; $i < $endIndex; ++$i) {
            if ($tokens[$i]->equals(',')) {
                ++$implementsInfo[$label];

                continue;
            }

            if (!$implementsInfo['multiLine'] && false !== strpos($tokens[$i]->getContent(), "\n")) {
                $implementsInfo['multiLine'] = true;
            }
        }

        return $implementsInfo;
    }
private function getClassyInheritanceInfo(Tokens $tokens, $startIndex, $label)
    {
        $implementsInfo = ['start' => $startIndex, $label => 1, 'multiLine' => false];
        ++$startIndex;
        $endIndex = $tokens->getNextTokenOfKind($startIndex, ['{', [T_IMPLEMENTS], [T_EXTENDS]]);
        $endIndex = $tokens[$endIndex]->equals('{') ? $tokens->getPrevNonWhitespace($endIndex) : $endIndex;
        for ($i = $startIndex; $i < $endIndex; ++$i) {
            if ($tokens[$i]->equals(',')) {
                ++$implementsInfo[$label];

                continue;
            }

            if (!$implementsInfo['multiLine'] && false !== strpos($tokens[$i]->getContent(), "\n")) {
                $implementsInfo['multiLine'] = true;
            }
        }

        return $implementsInfo;
    }
@param Tokens $tokens
@param int    $startIndex
@param string $label

@return array