getMessages method

Implementation

@override
Future<MessagesModel> getMessages() async {
  try {
    // FIXME: API実装後に実装し、テストを行う
    throw UnimplementedError();
  } on RepositoryException catch (_) {
    rethrow;
  } on DioException catch (error, stackTrace) {
    throw await _dioErrorHandler.handleDioError(
      error,
      stackTrace,
      null,
    );
  } catch (error, stackTrace) {
    throw _repositoryErrorHandler.handleUnknownError(
      error,
      stackTrace,
    );
  }
}