loadMissing method

Future<T> loadMissing(
  1. List<String> relations
)

Load the given relations if they are not already loaded.

Implementation

Future<T> loadMissing(List<String> relations) async {
  final relationsToLoad =
      relations.where((name) => !relationLoaded(name)).toList();
  if (relationsToLoad.isNotEmpty) {
    await load(relationsToLoad);
  }
  return this as T;
}