devel_entity_test.module

<?php


/**
 * @file
 * Test module for the entity API providing several entity types for testing.
 */


/**
 * Implements hook_entity_view_mode_info_alter().
 */
function devel_entity_test_entity_view_mode_info_alter(&$view_modes) {
  $entity_info = \Drupal::entityTypeManager()->getDefinitions();
  foreach ($entity_info as $entity_type => $info) {
    if ($entity_info[$entity_type]->getProvider() == 'devel_entity_test_canonical' && !isset($view_modes[$entity_type])) {
      $view_modes[$entity_type] = [
        'full' => [
          'label' => t('Full object'),
          'status' => TRUE,
          'cache' => TRUE,
        ],
        'teaser' => [
          'label' => t('Teaser'),
          'status' => TRUE,
          'cache' => TRUE,
        ],
      ];
    }
  }
}