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object Test1 {
object X { def unapply(x : String)(y: String) = throw new Exception }
def f1() {
println( "" match { case _ X _ => "ok" ; case _ => "fail" })
println((X: Any) match { case _ X _ => "ok" ; case _ => "fail" })
println( "" match { case X(_) => "ok" ; case _ => "fail" })
println((X: Any) match { case X(_) => "ok" ; case _ => "fail" })
println( "" match { case X(_, _) => "ok" ; case _ => "fail" })
println((X: Any) match { case X(_, _) => "ok" ; case _ => "fail" })
}
}
object Test2 {
object X { def unapply(x : String) = throw new Exception }
def f1() {
println( "" match { case _ X _ => "ok" ; case _ => "fail" })
println((X: Any) match { case _ X _ => "ok" ; case _ => "fail" })
println( "" match { case X(_) => "ok" ; case _ => "fail" })
println((X: Any) match { case X(_) => "ok" ; case _ => "fail" })
println( "" match { case X(_, _) => "ok" ; case _ => "fail" })
println((X: Any) match { case X(_, _) => "ok" ; case _ => "fail" })
}
}
object Test3 {
object X { def unapply(x : String) = None }
def f1() {
println( "" match { case _ X _ => "ok" ; case _ => "fail" })
println((X: Any) match { case _ X _ => "ok" ; case _ => "fail" })
println( "" match { case X(_) => "ok" ; case _ => "fail" })
println((X: Any) match { case X(_) => "ok" ; case _ => "fail" })
println( "" match { case X(_, _) => "ok" ; case _ => "fail" })
println((X: Any) match { case X(_, _) => "ok" ; case _ => "fail" })
}
}
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