For reference, Rust version shows how much simpler that could be with pattern matching - https://gist.github.com/km216/aad5c0fa11f32aa562af2370a32208cb https://

For reference, Rust version shows how much simpler that could be with pattern matching - https://gist.github.com/km216/aad5c0fa11f32aa562af2370a32208cb https://gist.github.com/km216/aad5c0fa11f32aa562af2370a32208...