Is there a cleaner way to pattern-match in Scala anonymous functions?

Believe it or not, this works:

val b = List(1, 2)
b map {
  case 1 => "one"
  case 2 => "two"
}

You can skip the p => p match in simple cases. So this should work:

val c = a map {
  case ((x,y) -> u) => (y,x) -> u
}