3 namespace Drupal\Core\Block;
6 * The interface for "messages" (#type => status_messages) blocks.
8 * @see \Drupal\Core\Messenger\MessengerInterface
9 * @see \Drupal\Core\Render\Element\StatusMessages
10 * @see \Drupal\block\Plugin\DisplayVariant\BlockPageVariant
14 interface MessagesBlockPluginInterface extends BlockPluginInterface {}