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Testkube
bus
NewNATSConnection

How to use NewNATSConnection method of bus Package

Best Testkube code snippet using bus.NewNATSConnection

app.go

Source:app.go

...16func IoCBuilder(c *ioc.Container) {17	c.Singleton(infra.NewConfigFromCLI)18	c.Transient(sharding.NewXORModuloIDGenerator)19	c.Transient(bus.NewDispatcherFactory)20	c.Singleton(bus.NewNATSConnection)21}22// App is the main function running application logic23func App(ctx context.Context, config infra.Config, conn bus.Connection) error {24	if !config.VerboseLogging {25		logger.VerboseOff()26	}27	return parallel.Run(ctx, func(ctx context.Context, spawn parallel.SpawnFn) error {28		tx := make(chan interface{})29		rxes := make([]chan interface{}, 0, config.NumOfLocalShards)30		for i := uint64(0); i < config.NumOfLocalShards; i++ {31			rx := make(chan interface{}, localShardBufferSize)32			rxes = append(rxes, rx)33		}34		spawn("bus", parallel.Fail, conn.Run(tx))...

nats.go

Source:nats.go

...12const (13	SubscribeBuffer  = 114	SubscriptionName = "events"15)16func NewNATSConnection() (*nats.EncodedConn, error) {17	natsURI := "localhost"18	if uri, ok := os.LookupEnv("NATS_URI"); ok {19		natsURI = uri20	}21	nc, err := nats.Connect(natsURI)22	if err != nil {23		log.DefaultLogger.Fatalw("error connecting to nats", "error", err)24		return nil, err25	}26	// automatic NATS JSON CODEC27	ec, err := nats.NewEncodedConn(nc, nats.JSON_ENCODER)28	if err != nil {29		log.DefaultLogger.Fatalw("error connecting to nats", "error", err)30		return nil, err...

NewNATSConnection

Using AI Code Generation

1import (2func main() {3	nc, _ := nats.Connect(nats.DefaultURL)4	nc.Subscribe("foo", func(m *nats.Msg) {5		fmt.Printf("Received a message: %s6", string(m.Data))7	})8	nc.Publish("foo", []byte("Hello World"))9	nc.Flush()10	nc.Close()11}12import (13func main() {14	nc, _ := nats.Connect(nats.DefaultURL)15	nc.Subscribe("foo", func(m *nats.Msg) {16		fmt.Printf("Received a message: %s17", string(m.Data))18	})19	nc.Publish("foo", []byte("Hello World"))20	nc.Flush()21	nc.Close()22}23import (24func main() {25	nc, _ := nats.Connect(nats.DefaultURL)26	nc.Subscribe("foo", func(m *nats.Msg) {27		fmt.Printf("Received a message: %s28", string(m.Data))29	})30	nc.Publish("foo", []byte("Hello World"))31	nc.Flush()32	nc.Close()33}

NewNATSConnection

Using AI Code Generation

1import (2func main() {3	bus.Subscribe("test", func(msg *bus.Message) {4		fmt.Println("Received a message: ", string(msg.Data))5	})6	bus.Publish("test", []byte("Hello World"))7	time.Sleep(time.Second)8}9import (10func main() {11	bus.Subscribe("test", func(msg *bus.Message) {12		fmt.Println("Received a message: ", string(msg.Data))13	})14	bus.Publish("test", []byte("Hello World"))15	time.Sleep(time.Second)16}17import (18func main() {19	bus.Subscribe("test", func(msg *bus.Message) {20		fmt.Println("Received a message: ", string(msg.Data))21	})22	bus.Publish("test", []byte("Hello World"))23	time.Sleep(time.Second)24}25import (26func main() {27	bus.Subscribe("test", func(msg *bus.Message) {28		fmt.Println("Received a message: ", string(msg.Data))29	})30	bus.Publish("test", []byte("Hello World"))31	time.Sleep(time.Second)32}33import (34func main() {

NewNATSConnection

Using AI Code Generation

1import (2func main() {3	if bus == nil {4		panic("bus is nil")5	}6}7import (8func main() {9	if bus == nil {10		panic("bus is nil")11	}12}13import (14func main() {15	if bus == nil {16		panic("bus is nil")17	}18}19import (20func main() {21	if bus == nil {22		panic("bus is nil")23	}24}25import (26func main() {27	if bus == nil {28		panic("bus is nil")29	}30}31import (32func main() {33	if bus == nil {34		panic("bus is nil")35	}36}

NewNATSConnection

Using AI Code Generation

1import (2func main() {3	natsConnection, err := bus.NewNATSConnection()4	if err != nil {5		log.Fatal(err)6	}7	defer natsConnection.Close()8	fmt.Println("Connecting to hello world server…")9	subscriber, err := zmq4.NewSocket(zmq4.SUB)10	if err != nil {11		log.Fatal(err)12	}13	defer subscriber.Close()14	subscriber.SetSubscribe("")15	for i := 0; i < 10; i++ {16		msg, err := subscriber.Recv(0)17		if err != nil {18			log.Fatal(err)19		}20		fmt.Println("Received ", msg)21	}22	fmt.Println("Starting to listen on NATS")23	natsConnection.Subscribe("test", func(msg *bus.Message) {24		fmt.Println("Received a message: ", string(msg.Data))25	})26	for request := 0; request < 10; request++ {27		fmt.Println("Sending Hello ", request)28		natsConnection.Publish("test", []byte("Hello"))29		time.Sleep(time.Second)30	}31}32import (33func main() {34	natsConnection, err := bus.NewNATSConnection()35	if err != nil {36		log.Fatal(err)37	}38	defer natsConnection.Close()39	fmt.Println("Connecting to hello world server…")40	subscriber, err := zmq4.NewSocket(zmq4.SUB)41	if err != nil {42		log.Fatal(err)43	}44	defer subscriber.Close()45	subscriber.SetSubscribe("")46	for i := 0; i < 10; i++ {47		msg, err := subscriber.Recv(0)

NewNATSConnection

Using AI Code Generation

1import (2func main() {3	if err != nil {4		panic(err)5	}6	defer nats.Close()7	nats.Publish("hello", []byte("world"))8	fmt.Println("Published message")9	time.Sleep(1 * time.Second)10}

NewNATSConnection

Using AI Code Generation

1import (2func main() {3	bus := bus.NewNATSConnection()4	bus.Connect()5	bus.Subscribe("hello", func(m bus.Message) {6		fmt.Println(m)7	})8	id, _ := uuid.NewV4()9	msg := bus.NewMessage(id.String(), "hello", "world")10	bus.Publish(msg)11}12import (13func main() {14	bus := bus.NewNATSConnection()15	bus.Connect()16	bus.Subscribe("hello", func(m bus.Message) {17		fmt.Println(m)18	})19	id, _ := uuid.NewV4()20	msg := bus.NewMessage(id.String(), "hello", "world")21	bus.Publish(msg)22}23import (24func main() {25	bus := bus.NewNATSConnection()26	bus.Connect()27	bus.Subscribe("hello", func(m bus.Message) {28		fmt.Println(m)29	})30	id, _ := uuid.NewV4()31	msg := bus.NewMessage(id.String(), "hello", "world")32	bus.Publish(msg)33}

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