syntax = "proto3";

package test;

import "google/protobuf/source_context.proto";

message User {
  int32 id = 1;
  string name = 2;
  string address = 3;
  string city = 4;
  Gender gender = 5;
  google.protobuf.SourceContext sc = 6;
  int32 age = 7; // new field here
}

enum Gender {
  MALE = 0;
  FEMALE = 1;
}
