use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\Core\Field\BaseFieldDefinition;
+use Drupal\entity_test\Plugin\Field\ComputedReferenceTestFieldItemList;
use Drupal\entity_test\Plugin\Field\ComputedTestFieldItemList;
/**
->setComputed(TRUE)
->setClass(ComputedTestFieldItemList::class);
+ $fields['computed_reference_field'] = BaseFieldDefinition::create('entity_reference')
+ ->setLabel('Computed Reference Field Test')
+ ->setComputed(TRUE)
+ ->setSetting('target_type', 'entity_test')
+ ->setClass(ComputedReferenceTestFieldItemList::class);
+
return $fields;
}