scala3 feature examples - parameter untupling / published by https://github.com/dacr/code-examples-manager #ead4dec5-9891-4343-9aa9-e389ca582f2b/363ac35e2045a4645932c4e4c02105816345406c

scala3-feature-parameter-untupling.scala

// summary : scala3 feature examples - parameter untupling
// keywords : scala3, tutorial, @testable
// publish : gist
// authors : David Crosson
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2)
// id : ead4dec5-9891-4343-9aa9-e389ca582f2b
// created-on : 2021-04-20T10:22:53+02:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file

//> using scala "3.1.3"

@main def go() = {
  val xs = List( 1->2, 3->4, 5->6)
  xs.map{case (x,y) => x+y}  // classic but the case syntax suggest that it can fail

  xs.map((x,y) => x+y)  // better syntax provided by scala 3, it clearly say that it can't fail
  xs.map(_ + _) // Cool...

  println("...raoul")
}