package test
object Go {  
  trait Matchers {
    case class Match(open : Char, close : Char)
    val Parens = Match('(', ')')
    val Braces = Match('{', '}')
  }
  trait Presentation extends Matchers {
    def test(what : Option[(Match,Int,Int)]) = what match {
      case Some(Parens,_,x)=> x
      case _ => 0
    }
  }
  def main(args : Array[String]) : Unit = {
    val foo = new Presentation {}
    Console.println(foo.test(Some(foo.Braces,10,10)))
  }
}