/** * {@inheritdoc} */ public function postCreate(EntityStorageInterface $storage) { parent::postCreate($storage); // Validate that we have a valid storage for this field. This throws an // exception if the storage is invalid. $this->getFieldStorageDefinition(); // 'Label' defaults to the field name (mostly useful for fields created in // tests). if (empty($this->label)) { $this->label = $this->getName(); } }