public function in($path)
    {
        $finder = $this->getSymfonyFinder()
            ->in($path)
            ->files()
            ->name('ruleset.xml')
            ->sortByName();
        $paths = iterator_to_array($finder, false);
        $paths = array_map(
            function (\SplFileInfo $file) {
                return $file->getPath();
            },
            $paths
        );

        return $this->createStandardsFromPaths($paths);
    }