parameter를 좀더 명확하게

rpc/rpc.go

@@ -151,14 +151,14 @@ func (re *rpcEngine) loop(ctx context.Context, redisClient *redis.Client, chanNa
 
 var errNoReceiver = errors.New("no receiver")
 
-type callContext struct {
+type CallContext struct {
 	r Receiver
 	t primitive.ObjectID
 }
 
 var ErrCanExecuteHere = errors.New("go ahead")
 
-func (c callContext) call(args ...any) error {
+func (c *CallContext) Call(args ...any) error {
 	if c.r.TargetExists(c.t) {
 		// 여기 있네?
 		return ErrCanExecuteHere
@@ -184,12 +184,15 @@ func (c callContext) call(args ...any) error {
 	return engine.publish(serialized)
 }
 
-func CallOrGo(r Receiver, target primitive.ObjectID, args ...any) error {
-	cc := callContext{
+func Make(r Receiver) *CallContext {
+	return &CallContext{
 		r: r,
-		t: target,
 	}
-	return cc.call(args...)
+}
+
+func (cc *CallContext) To(target primitive.ObjectID) *CallContext {
+	cc.t = target
+	return cc
 }
 
 func encode(target primitive.ObjectID, receiver string, funcname string, args ...any) ([]byte, error) {