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cmd/protoc-gen-go-grpc: rework service registration (#3828)

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This commit is contained in:
Doug Fawley
2020-08-25 09:28:01 -07:00
committed by GitHub
parent 410880dd7d
commit 44d73dff99
76 changed files with 4146 additions and 2171 deletions
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13
server.go
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@ -554,12 +554,15 @@ type ServiceRegistrar interface {
// RegisterService registers a service and its implementation to the gRPC
// server. It is called from the IDL generated code. This must be called before
// invoking Serve.
// invoking Serve. If ss is non-nil (for legacy code), its type is checked to
// ensure it implements sd.HandlerType.
func (s *Server) RegisterService(sd *ServiceDesc, ss interface{}) {
ht := reflect.TypeOf(sd.HandlerType).Elem()
st := reflect.TypeOf(ss)
if !st.Implements(ht) {
logger.Fatalf("grpc: Server.RegisterService found the handler of type %v that does not satisfy %v", st, ht)
if ss != nil {
ht := reflect.TypeOf(sd.HandlerType).Elem()
st := reflect.TypeOf(ss)
if !st.Implements(ht) {
logger.Fatalf("grpc: Server.RegisterService found the handler of type %v that does not satisfy %v", st, ht)
}
}
s.register(sd, ss)
}