namespace Wallabag\CoreBundle\Helper;
-use JMS\Serializer;
use JMS\Serializer\SerializationContext;
use JMS\Serializer\SerializerBuilder;
use PHPePub\Core\EPub;
use PHPePub\Core\Structure\OPF\DublinCore;
use Symfony\Component\HttpFoundation\Response;
+use Wallabag\CoreBundle\Entity\Entry;
/**
* This class doesn't have unit test BUT it's fully covered by a functional test with ExportControllerTest.
*
* @param string $format
*
- * @return Serializer
+ * @return string
*/
private function prepareSerializingContent($format)
{