I've used Opal for client-side validation of a server-side game's rules. (player makes a move on the client, game rules are played out, just the move is sent to

I've used Opal for client-side validation of a server-side game's rules. (player makes a move on the client, game rules are played out, just the move is sent to server and server plays the same move again using the same game class) That said, it wasn't a breeze to work with. The compiled object's properties were hard to access. I actually had to serialize it to json