Converts an optional function to a partial function.

Attributes

Example

UnlikeFunction.unlift, thisUnliftOps.unlift method can be used in extractors.

val of: Int => Option[String] = { i =>  if (i == 2) {    Some("matched by an optional function")  } else {    None  }}util.Random.nextInt(4) match {  case of.unlift(m) => // Convert an optional function to a pattern    println(m)  case _ =>    println("Not matched")}

Source

Function1.scala