File: partialfun.scala

package info (click to toggle)
scala 2.9.2%2Bdfsg-2
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 67,252 kB
  • ctags: 6,602
  • sloc: java: 27,488; xml: 4,412; python: 2,297; sh: 734; makefile: 16; ansic: 6
file content (11 lines) | stat: -rw-r--r-- 258 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
 
object partialfun {

  def applyPartial[b](f: PartialFunction[Option[String], b])(x: Option[String]) = 
    if (f.isDefinedAt(x)) f(x) else "<undefined>";

  applyPartial {
    case Some(xxx) => xxx
    case None => throw new MatchError(None)
  } (None);

}