Issue #3292429 by Nicasso, uberengineer: Return proper AjaxResponse on ajaxSubmit

Closes #3292429

src/Form/BaseRatingForm.php

@@ -4,12 +4,14 @@ namespace Drupal\votingapi_widgets\Form;
 
 use Drupal\Component\Datetime\TimeInterface;
 use Drupal\Component\Utility\Html;
+use Drupal\Core\Ajax\AjaxResponse;
 use Drupal\Core\Entity\ContentEntityForm;
 use Drupal\Core\Entity\EntityRepositoryInterface;
 use Drupal\Core\Entity\EntityTypeBundleInfoInterface;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\votingapi\VoteResultFunctionManager;
 use Symfony\Component\DependencyInjection\ContainerInterface;
+use Drupal\Core\Ajax\ReplaceCommand;
 
 /**
  * Form controller for rating.
@@ -210,7 +212,10 @@ class BaseRatingForm extends ContentEntityForm {
 
     $form_state->setRebuild(TRUE);
 
-    return $form;
+    $response = new AjaxResponse();
+    $response->addCommand(new ReplaceCommand('#' . $form['#attributes']['id'], $form));
+
+    return $response;
   }
 
   /**