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• 5.1.3
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• Unapply.scala

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harness.core.Unapply.scala Maven / Gradle / Ivy

package harness.core

trait Unapply[A, B] {
  def unapply(a: A): Option[B]
}
object Unapply {
  def apply[A, B](f: A => Option[B]): Unapply[A, B] = f(_)
  def fromPartialFunction[A, B](pf: PartialFunction[A, B]): Unapply[A, B] = a => pf.lift(a)
}