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package p0 {
class Single(val x: Any) extends AnyRef with Product1[String] {
private def s = "" + x
override def canEqual(x: Any) = this eq x.asInstanceOf[AnyRef]
def isEmpty = false
def get = this
def _1 = s + " only"
override def toString = s"Single(${_1})"
}
object Single {
def unapply(x: Any): Single = new Single(x)
}
}
object Test {
def main(args: Array[String]): Unit = {
"catdog" match {
case p0.Single(x) => println(s"`$x` has ${x.length} chars")
case x => println("fail: " + x)
}
}
}
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