hamnis · December 17, 2015 17:09
diff --git a/CalculateAndWrap.scala b/CalculateAndWrap.scala
 class CalculateAndWrap[A, B](f: (A) => B) {
  def unapply(input: A): Option[(A,B)] = Some(input -> f(input))
 }

 val StringAndLength = new CalculateAndWrap((s: String) => s.length)


 "foo" match {
  case StringAndLength((f,l)) => println(f + " length " + l)
 }
	class CalculateAndWrap[A, B](f: (A) => B) {
	def unapply(input: A): Option[(A,B)] = Some(input -> f(input))
	}

	val StringAndLength = new CalculateAndWrap((s: String) => s.length)


	"foo" match {
	case StringAndLength((f,l)) => println(f + " length " + l)
	}