File: t1059.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 (28 lines) | stat: -rw-r--r-- 497 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
 
package com;

import scala.xml._

object Main {

    def main(args : Array[String]) : Unit = {

        var m : PartialFunction[Any, Any] = {

            case SafeNodeSeq(s @ _*) => println(s) }

        println(m(<a/> ++ <b/>))
        println(m.isDefinedAt(<a/> ++ <b/>))

    }

}

object SafeNodeSeq {

    def unapplySeq(any: Any) : Option[Seq[Node]] = any match { case s: Seq[_] => Some(s flatMap ( _ match {

        case n: Node => n case _ => NodeSeq.Empty

    })) case _ => None }

}