4.3.scala

object act43 extends App{
    def toUpper(input:String):String ={
        input.toUpperCase()
    }

    def toLower(input:String):String = {
        input.toLowerCase()
    }

    def formatNames(name:String)(format:String => String):String ={
        format(name)
    }

    val names =  List("Benny","Niroshan","Saman","Kumara")

    val formattedNames = names.map{
        case "Benny" => formatNames("Benny")(toUpper)
        case "Niroshan" => formatNames("Niroshan")(name => name.substring(0,2).toUpperCase + name.substring(2))
        case "Saman" => formatNames("Saman")(toLower)
        case "Kumara" => formatNames("Kumara")(name => name.substring(0,1).toUpperCase + name.substring(1,5).toLowerCase + name.substring(5).toUpperCase)
        case other  => other
    }

    formattedNames.foreach(println)
}