note_ct-8.x-1.0/note_ct.module

<?php
/**
 * Created by PhpStorm.
 * User: dmitry
 * Date: 27.08.18
 * Time: 12:35
 */

namespace Drupal\note_ct;

use Drupal\Core\Field\FieldStorageDefinitionInterface;
use Drupal\Core\Entity\FieldableEntityInterface;

function note_ct_allowed_values(FieldStorageDefinitionInterface $definition,
                                             FieldableEntityInterface $entity = NULL, &$cacheable = TRUE) {

  return [
    'actual' => 'Actual',
    'expired' => 'Expired',
  ];
}