getEventualEditorWithPrimedFilterFormat example

foreach ($messages as $type => $messages_per_type) {
          foreach ($messages_per_type as $message) {
            $this->messenger()->addMessage($message, $type);
          }
        }
        if (isset($messages[MessengerInterface::TYPE_WARNING]) || isset($messages[MessengerInterface::TYPE_ERROR])) {
          $this->messenger()->addMessage($this->t('Check <a href=":handbook">this handbook page</a> for details about compatibility issues of contrib modules.', [
            ':handbook' => 'https://www.drupal.org/node/3273985',
          ]), MessengerInterface::TYPE_WARNING);
        }
      }
      $eventual_editor_and_format = $this->getEventualEditorWithPrimedFilterFormat($form_state, $editor);
      // Provide the validated eventual pair in form state to       // ::getGeneratedAllowedHtmlValue(), to update filter_html's       // "allowed_html".       $form_state->set('ckeditor5_validated_pair', $eventual_editor_and_format);
      // Ensure that CKEditor 5 plugins that need to interact with the Editor       // config entity are able to access the computed Editor, which was cloned       // from $form_state->get('editor').       // @see \Drupal\ckeditor5\Plugin\CKEditor5Plugin\Image::buildConfigurationForm       $form_state->set('editor', $editor);
    }