listenTo method

Implementation

@override
StreamSubscription<MembershipDashboardModel?> listenTo(
    String documentId, MembershipDashboardChanged changed,
    {MembershipDashboardErrorHandler? errorHandler}) {
  return reference.listenTo(documentId, ((value) {
    if (value != null) {
      fullCache[value.documentID] = value;
    }
    changed(value);
  }), errorHandler: errorHandler);
}