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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 }
}
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