/** * {@inheritdoc} */ public static function propertyDefinitions(FieldStorageDefinitionInterface $field_definition) { $properties = parent::propertyDefinitions($field_definition); $properties['pathauto'] = DataDefinition::create('integer')->setLabel(t('Pathauto state'))->setDescription(t('Whether an automated alias should be created or not.'))->setComputed(TRUE)->setClass('\\Drupal\\pathauto\\PathautoState'); return $properties; }