improve some functions

internal/proto/struct.go

@@ -13,7 +13,6 @@ import (
 func MustToPBStruct(object interface{}) *pb_struct.Struct {
 	s, err := ToPBStruct(object)
 	logging.Log("PROTO-7Aa3t").OnError(err).Panic("unable to map object to pb-struct")
-
 	return s
 }
 
@@ -24,15 +23,12 @@ func BytesToPBStruct(b []byte) (*pb_struct.Struct, error) {
 }
 
 func ToPBStruct(object interface{}) (*pb_struct.Struct, error) {
-	fields := new(pb_struct.Struct)
-
 	marshalled, err := json.Marshal(object)
 	if err != nil {
 		return nil, err
 	}
-
+	fields := new(pb_struct.Struct)
 	err = jsonpb.Unmarshal(bytes.NewReader(marshalled), fields)
-
 	return fields, err
 }
 
@@ -47,6 +43,5 @@ func FromPBStruct(object interface{}, s *pb_struct.Struct) error {
 	if err != nil {
 		return err
 	}
-
 	return json.Unmarshal([]byte(jsonString), object)
 }