protected function getGlobPathsFromStringOption($option, $rootDir, Path $file)
    {
        if (!is_string($option)) {
            throw new InvalidConfigurationException('coverage_clover XML file option must be a string');
        }

        // normalize
        $path = $file->toAbsolutePath($option, $rootDir);

        return $this->getGlobPaths($path);
    }