PhpCsFixer\Fixer\ClassNotation\SingleClassElementPerStatementFixer::fix PHP Метод

    public function fix(\SplFileInfo $file, Tokens $tokens)
    {
        $analyzer = new TokensAnalyzer($tokens);
        $elements = array_reverse($analyzer->getClassyElements(), true);
        foreach ($elements as $index => $element) {
            if (!in_array($element['type'], $this->configuration, true)) {
                continue;
                // not in configuration
            }
            $this->fixElement($tokens, $index);
        }
    }