clean transport (#920)

transport/grpc/server.go

@@ -15,7 +15,7 @@ import (
 	"github.com/go-kratos/kratos/v2/transport"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/health"
-	healthpb "google.golang.org/grpc/health/grpc_health_v1"
+	"google.golang.org/grpc/health/grpc_health_v1"
 	"google.golang.org/grpc/reflection"
 )
 
@@ -105,11 +105,9 @@ func NewServer(opts ...ServerOption) *Server {
 	}
 	srv.Server = grpc.NewServer(grpcOpts...)
 	srv.metaServer = metadata.NewServer(srv.Server)
-	// grpc health register
-	healthpb.RegisterHealthServer(srv.Server, srv.health)
-	// api metadata register
+	// internal register
+	grpc_health_v1.RegisterHealthServer(srv.Server, srv.health)
 	api.RegisterMetadataServer(srv.Server, srv.metaServer)
-	// reflection register
 	reflection.Register(srv.Server)
 	return srv
 }

transport/http/client.go

@@ -74,7 +74,7 @@ func NewTransport(ctx context.Context, opts ...ClientOption) (http.RoundTripper,
 		ctx:          ctx,
 		timeout:      500 * time.Millisecond,
 		transport:    http.DefaultTransport,
-		errorDecoder: CheckResponse,
+		errorDecoder: checkResponse,
 	}
 	for _, o := range opts {
 		o(options)
@@ -144,9 +144,9 @@ func Do(client *http.Client, req *http.Request, target interface{}) error {
 	return codec.Unmarshal(data, target)
 }
 
-// CheckResponse returns an error (of type *Error) if the response
+// checkResponse returns an error (of type *Error) if the response
 // status code is not 2xx.
-func CheckResponse(ctx context.Context, res *http.Response) error {
+func checkResponse(ctx context.Context, res *http.Response) error {
 	if res.StatusCode >= 200 && res.StatusCode <= 299 {
 		return nil
 	}