class EntityTestReferenceCustomCacheTagFormatter

Plugin implementation of the 'entity_reference_custom_cache_tag' formatter.

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements \Drupal\Component\Plugin\PluginInspectionInterface, \Drupal\Component\Plugin\DerivativeInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase extends \Drupal\Component\Plugin\PluginBase uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\Core\DependencyInjection\DependencySerializationTrait, \Drupal\Core\Messenger\MessengerTrait
    • class \Drupal\Core\Field\PluginSettingsBase extends \Drupal\Core\Plugin\PluginBase implements \Drupal\Core\Field\PluginSettingsInterface, \Drupal\Component\Plugin\DependentPluginInterface
      • class \Drupal\Core\Field\FormatterBase extends \Drupal\Core\Field\PluginSettingsBase implements \Drupal\Core\Field\FormatterInterface, \Drupal\Core\Plugin\ContainerFactoryPluginInterface
        • class \Drupal\Core\Field\Plugin\Field\FieldFormatter\EntityReferenceFormatterBase extends \Drupal\Core\Field\FormatterBase
          • class \Drupal\entity_test\Plugin\Field\FieldFormatter\EntityTestReferenceCustomCacheTagFormatter extends \Drupal\Core\Field\Plugin\Field\FieldFormatter\EntityReferenceFormatterBase

Expanded class hierarchy of EntityTestReferenceCustomCacheTagFormatter

File

core/modules/system/tests/modules/entity_test/src/Plugin/Field/FieldFormatter/EntityTestReferenceCustomCacheTagFormatter.php, line 13

Namespace

class EntityTestReferenceCustomCacheTagFormatter extends EntityReferenceFormatterBase {
    
    /**
     * {@inheritdoc}
     */
    public function viewElements(FieldItemListInterface $items, $langcode) {
        return [
            '#cache' => [
                'tags' => [
                    'custom_cache_tag',
                ],
            ],
        ];
    }

}

Members