DX: more type hint for DirectExportInterface

src/Bundle/ChillMainBundle/Export/DirectExportInterface.php

@@ -11,28 +11,22 @@ declare(strict_types=1);
 
 namespace Chill\MainBundle\Export;
 
-use Symfony\Component\Security\Core\Role\Role;
+use Symfony\Component\HttpFoundation\Response;
 
 interface DirectExportInterface extends ExportElementInterface
 {
     /**
      * Generate the export.
-     *
-     * @return \Symfony\Component\HttpFoundation\Response
      */
-    public function generate(array $acl, array $data = []);
+    public function generate(array $acl, array $data = []): Response;
 
     /**
      * get a description, which will be used in UI (and translated).
-     *
-     * @return string
      */
-    public function getDescription();
+    public function getDescription(): string;
 
     /**
      * authorized role.
-     *
-     * @return \Symfony\Component\Security\Core\Role\Role
      */
-    public function requiredRole();
+    public function requiredRole(): string;
 }

src/Bundle/ChillPersonBundle/Export/Export/ListPersonDuplicate.php

@@ -123,7 +123,7 @@ class ListPersonDuplicate implements DirectExportInterface, ExportElementValidat
     /**
      * @return string
      */
-    public function getDescription()
+    public function getDescription(): string
     {
         return 'Create a list of duplicate people';
     }