scala3 feature examples - enums / published by https://github.com/dacr/code-examples-manager #3797fcf0-dedf-427b-b990-3ee62621810d/32149b3f2ee59ece649bada2a295d8b56b1d64e8

scala3-feature-enums.scala

// summary : scala3 feature examples - enums
// keywords : scala3, tutorial, @testable
// publish : gist
// authors : David Crosson
// license : Apache License Version 2.0 (https://www.apache.org/licenses/LICENSE-2.0.txt)
// id : 3797fcf0-dedf-427b-b990-3ee62621810d
// created-on : 2021-03-19T17:06:38+01:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file

//> using scala "3.4.2"

enum CardColor {
  case Red, Black
}

enum CardValue {
  case Ace, Two, Three, Four, Five, Six, Seven, Eight, Nine, Ten, Jack, Queen, King
}

enum PaymentMethod {
  case WireTransfer(swift:String, iban:String, account:String, recipient:String)
  case CreditCard(number:String, expiration:String, securityCode:String, name: String)
}

enum CardSuit(val color:CardColor) {
  case Club    extends CardSuit(CardColor.Black)
  case Diamond extends CardSuit(CardColor.Red)
  case Spade   extends CardSuit(CardColor.Black)
  case Heart   extends CardSuit(CardColor.Red)
}

@main def go():Unit = {
  println(CardColor.Red)
  println(CardColor.Red.ordinal)
  println(CardColor.valueOf("Black"))
  println(CardSuit.valueOf("Club").color)
  val paiement:PaymentMethod = PaymentMethod.CreditCard("424242", "10/20", "042", "John Doe")
  println(paiement)
}