// printFeature gets the feature for the given point. func printFeature(client pb.RouteGuideClient, point *pb.Point) { grpclog.Printf("Getting feature for point (%d, %d)", point.Latitude, point.Longitude) feature, err := client.GetFeature(context.Background(), point) if err != nil { grpclog.Fatalf("%v.GetFeatures(_) = _, %v: ", client, err) } grpclog.Println(feature) }