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Diffstat (limited to 'tests/patmat/t8546.scala')
-rw-r--r-- | tests/patmat/t8546.scala | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tests/patmat/t8546.scala b/tests/patmat/t8546.scala new file mode 100644 index 000000000..c39d749b4 --- /dev/null +++ b/tests/patmat/t8546.scala @@ -0,0 +1,49 @@ +package test + +class F1() { + private sealed abstract class T + private case class A(m: Int) extends T + private case class B() extends T + private case object C extends T + + // No warnings here + private def foo(t: T) = t match { + case A(m) => println("A:" + m) + case B() => println("B") + case C => println("C") + } + + def test(m: Int): Unit = { + foo(A(m)) + foo(B()) + foo(C) + } +} + +class F2[M]() { + private sealed abstract class T + private case class A(m: M) extends T + private case class B() extends T + private case object C extends T + + // match may not be exhaustive. It would fail on the following input: C + private def foo(t: T) = t match { + case A(m) => println("A:" + m) + case B() => println("B") + case C => println("C") + } + + def test(m: M): Unit = { + foo(A(m)) + foo(B()) + foo(C) + } + +} + +object Test { + def main(args: Array[String]): Unit = { + new F1().test(1) + new F2[Int]().test(1) + } +}
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