getIndexablePostTypes() public static method

public static getIndexablePostTypes ( ) : array
return array
 /**
  * Hooked on save_post. Called when a post is updated.
  *
  * @param int $postID
  */
 public static function actionSavePost($postID)
 {
     global $importer;
     // If we have an importer we must be doing an import - let's abort
     if (!empty($importer)) {
         return;
     }
     $post = get_post($postID);
     if (!in_array($post->post_status, Indexer::getIndexablePostStati())) {
         // The post is not indexable but might have been. Try to delete.
         $indexer = new Indexer();
         $indexer->deletePost($post->ID);
         return;
     }
     if (in_array($post->post_type, Indexer::getIndexablePostTypes())) {
         do_action('esi_before_post_save', $post);
         $indexer = new Indexer();
         $indexer->indexPost($post);
     }
 }
 public static function isCompatible(Wp_Query $wpQuery)
 {
     $q = $wpQuery->query_vars;
     $unsupportedQueryArgs = ['suppress_filters', 'has_password', 'post_password', 'preview', 'fields'];
     foreach ($q as $key => $value) {
         if ($value && in_array($key, $unsupportedQueryArgs)) {
             return false;
         }
     }
     if ($q['fields'] == 'ids' || $q['fields'] == 'id=>parent') {
         return false;
     }
     if (!empty($q['post_status'])) {
         if (is_string($q['post_status'])) {
             $q['post_status'] = explode(' ', str_replace(',', ' ', $q['post_status']));
         }
         $ips = Indexer::getIndexablePostStati();
         foreach ($q['post_status'] as $value) {
             if (!in_array($value, $ips)) {
                 return false;
             }
         }
     }
     if (!empty($q['post_type']) && $q['post_type'] !== 'any') {
         if (is_string($q['post_type'])) {
             $q['post_type'] = explode(' ', str_replace(',', ' ', $q['post_type']));
         }
         $ipt = Indexer::getIndexablePostTypes();
         foreach ($q['post_type'] as $value) {
             if (!in_array($value, $ipt)) {
                 return false;
             }
         }
     }
     return true;
 }