add streaming response to helloworld service

helloworld/proto/helloworld.pb.micro.go

@@ -43,6 +43,7 @@ func NewHelloworldEndpoints() []*api.Endpoint {
 
 type HelloworldService interface {
 	Call(ctx context.Context, in *Request, opts ...client.CallOption) (*Response, error)
+	Stream(ctx context.Context, in *StreamRequest, opts ...client.CallOption) (Helloworld_StreamService, error)
 }
 
 type helloworldService struct {
@@ -67,15 +68,66 @@ func (c *helloworldService) Call(ctx context.Context, in *Request, opts ...clien
 	return out, nil
 }
 
+func (c *helloworldService) Stream(ctx context.Context, in *StreamRequest, opts ...client.CallOption) (Helloworld_StreamService, error) {
+	req := c.c.NewRequest(c.name, "Helloworld.Stream", &StreamRequest{})
+	stream, err := c.c.Stream(ctx, req, opts...)
+	if err != nil {
+		return nil, err
+	}
+	if err := stream.Send(in); err != nil {
+		return nil, err
+	}
+	return &helloworldServiceStream{stream}, nil
+}
+
+type Helloworld_StreamService interface {
+	Context() context.Context
+	SendMsg(interface{}) error
+	RecvMsg(interface{}) error
+	Close() error
+	Recv() (*StreamResponse, error)
+}
+
+type helloworldServiceStream struct {
+	stream client.Stream
+}
+
+func (x *helloworldServiceStream) Close() error {
+	return x.stream.Close()
+}
+
+func (x *helloworldServiceStream) Context() context.Context {
+	return x.stream.Context()
+}
+
+func (x *helloworldServiceStream) SendMsg(m interface{}) error {
+	return x.stream.Send(m)
+}
+
+func (x *helloworldServiceStream) RecvMsg(m interface{}) error {
+	return x.stream.Recv(m)
+}
+
+func (x *helloworldServiceStream) Recv() (*StreamResponse, error) {
+	m := new(StreamResponse)
+	err := x.stream.Recv(m)
+	if err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
 // Server API for Helloworld service
 
 type HelloworldHandler interface {
 	Call(context.Context, *Request, *Response) error
+	Stream(context.Context, *StreamRequest, Helloworld_StreamStream) error
 }
 
 func RegisterHelloworldHandler(s server.Server, hdlr HelloworldHandler, opts ...server.HandlerOption) error {
 	type helloworld interface {
 		Call(ctx context.Context, in *Request, out *Response) error
+		Stream(ctx context.Context, stream server.Stream) error
 	}
 	type Helloworld struct {
 		helloworld
@@ -91,3 +143,43 @@ type helloworldHandler struct {
 func (h *helloworldHandler) Call(ctx context.Context, in *Request, out *Response) error {
 	return h.HelloworldHandler.Call(ctx, in, out)
 }
+
+func (h *helloworldHandler) Stream(ctx context.Context, stream server.Stream) error {
+	m := new(StreamRequest)
+	if err := stream.Recv(m); err != nil {
+		return err
+	}
+	return h.HelloworldHandler.Stream(ctx, m, &helloworldStreamStream{stream})
+}
+
+type Helloworld_StreamStream interface {
+	Context() context.Context
+	SendMsg(interface{}) error
+	RecvMsg(interface{}) error
+	Close() error
+	Send(*StreamResponse) error
+}
+
+type helloworldStreamStream struct {
+	stream server.Stream
+}
+
+func (x *helloworldStreamStream) Close() error {
+	return x.stream.Close()
+}
+
+func (x *helloworldStreamStream) Context() context.Context {
+	return x.stream.Context()
+}
+
+func (x *helloworldStreamStream) SendMsg(m interface{}) error {
+	return x.stream.Send(m)
+}
+
+func (x *helloworldStreamStream) RecvMsg(m interface{}) error {
+	return x.stream.Recv(m)
+}
+
+func (x *helloworldStreamStream) Send(m *StreamResponse) error {
+	return x.stream.Send(m)
+}