result_stream_builder.dart

    StreamBuilder<Result<List<Prediction>>>(
      stream: placePredictionSearchBloc.streamController.stream,
      initialData: Result.idle(),
      builder: (BuildContext context,
          AsyncSnapshot<Result<List<Prediction>>> snapshot) {
        return snapshot.data.when(idle: () {
          return Container();
        }, loading: () {
          return CircularProgressIndicator();
        }, success: (List<AutocompletePrediction> value) {
          return ListView.builder(
            shrinkWrap: true,
            itemCount: value.length,
            physics: NeverScrollableScrollPhysics(),
            itemBuilder: (BuildContext context, int index) {
              return Text(
                "${value[index].description}",
                style: TextStyle(
                  fontSize: 16,
                  color: AppColors.color20203E,
                ),
              );
            },
          );
        }, failure: (String reason) {
          return Text(reason);
        });
      },
    )