File: bounds.scala

package info (click to toggle)
scala 2.7.7.dfsg-4
  • links: PTS, VCS
  • area: main
  • in suites: squeeze
  • size: 75,804 kB
  • ctags: 1,852
  • sloc: java: 7,762; xml: 6,608; sh: 1,723; cs: 158; makefile: 9; ansic: 6
file content (11 lines) | stat: -rw-r--r-- 345 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
 
trait Map[A, +C] {
  def ++ [B1 >: C] (kvs: Iterable[Pair[A, B1]]): Map[A, B1] = this
  def ++ [B1 >: C] (kvs: Iterator[Pair[A, B1]]): Map[A, B1] = this
}

class ListMap[A, +B] extends Map[A, B] {}

object ListMap {
  def empty[X, Y] = new ListMap[X, Y]
  def apply[A1, B2](elems: Pair[A1, B2]*): Map[A1, B2] = empty[A1,B2].++(elems.elements)
}