9e8a12f2112b / MaybeDivideable / divide2

divide2.scala

def divide2(a: Int, b: Int): MaybeDivideable = {
  val aMayBe = MaybeDivideable(a)
  val bMayBe = MaybeDivideable(b)
  aMayBe.flatMap { x =>
    bMayBe.flatMap { y =>
      MaybeDivideable(x / y)
    }
  }
}