jrwest / learn_you_a_scalaz Goto Github PK

scala> 3.some <|*|> 2.some match {
	| case Some((a, b)) if a == b => println("equal")
	| case Some((_, _)) => println("not equal")
	| case None => println("at least one doesnt exist")
	| }
not equal

scala> 10.some <|*|> 11.some match {                                                           
     |   case Some((startWindow, endWindow)) if startWindow == endWindow => println(s"your order will be delivered by $startWindow AM")
     |   case Some((startWindow, endWindow)) => println(s"your order will be delivered between $startWindow AM - $endWindow AM")
     |   case None => println("Sorry we dont know your delivery time")                        
     |   }
<console>:27: error: value <|*|> is not a member of Option[Int]
       10.some <|*|> 11.some match {
               ^