Dart has pattern matching that is a lot more fleshed out than most C-family languages, you should check it out https://dart.dev/language/patterns https://dart.

Dart has pattern matching that is a lot more fleshed out than most C-family languages, you should check it out https://dart.dev/language/patterns https://dart.dev/language/patterns Edit: while there aren’t full ADTs, it does have sealed classes which help with exhaustiveness in matching