file.dart

_EditAddressFormState(this.accountBloc) {
    subs = accountBloc.state.listen((AccountState state) {
      if (state is AddressUpdated) {
        Navigator.pop(_context, true);
      } else if (state is EditAddressFailure) {
        Scaffold.of(_context).showSnackBar(
          SnackBar(
            content: Text(state.error),
            backgroundColor: Colors.red,
          ),
        );
      }
    });
  }

  @override
  void dispose() {
    super.dispose();
    subs.cancel();
  }