syntax = "proto3";

message RpcMessageKind {
    enum Kind { Result = 0; Invocation = 1; }
    Kind MessageKind = 1;
}

message RpcInvocationHeader {
  string Name = 1;
  int32 Id = 2;
  int32 NumArgs = 3;
}

message RpcInvocationResultHeader {
  int32 Id = 1;
  bool HasResult = 2;
  string Error = 3;
}

message PrimitiveValue {
    oneof oneof_ {
        int32 Int32Value = 1;
        string StringValue = 2;
    }
}

message PersonMessage {
  string Name = 1;
  int64 Age = 2;
}