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object Test extends dotty.runtime.LegacyApp {
case class A(val x: String) extends Throwable
class B extends Exception { override def toString = "B" }
def bla = 0
try {
throw new A("meh")
} catch { // this should emit a "catch-switch"
case y: A => println(y.x)
case (_ : A | _ : B) => println("B")
case _: Throwable => println("other")
}
try {
throw new B()
} catch { // case classes and alternative flattening aren't supported yet, but could be in principle
// case A(x) => println(x)
case y: A => println(y.x)
case x@((_ : A) | (_ : B)) => println(x)
case _: Throwable => println("other")
}
def simpleTry: Unit = {
try {
bla
} catch {
case x: Exception if x.getMessage == "test" => println("first case " + x)
case x: Exception => println("second case " + x)
}
}
def typedWildcardTry: Unit = {
try { bla } catch { case _: ClassCastException => bla }
}
def wildcardTry: Unit = {
try { bla } catch { case _: Throwable => bla }
}
def tryPlusFinally: Unit = {
try { bla } finally { println("finally") }
}
def catchAndPassToLambda: Unit = {
try { bla } catch { case ex: Exception => val f = () => ex }
}
}
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