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author | Samuel Gruetter <samuel.gruetter@epfl.ch> | 2014-03-12 22:44:33 +0100 |
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committer | Samuel Gruetter <samuel.gruetter@epfl.ch> | 2014-03-12 22:44:33 +0100 |
commit | 9ef5f6817688f814a3450126aa7383b0928e80a0 (patch) | |
tree | 5727a2f7f7fd665cefdb312af2785c692f04377c /tests/untried/pos/unapplyNeedsMemberType.scala | |
parent | 194be919664447631ba55446eb4874979c908d27 (diff) | |
download | dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.tar.gz dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.tar.bz2 dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.zip |
add tests from scala/test/files/{pos,neg}
with explicit Unit return type
Diffstat (limited to 'tests/untried/pos/unapplyNeedsMemberType.scala')
-rw-r--r-- | tests/untried/pos/unapplyNeedsMemberType.scala | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/untried/pos/unapplyNeedsMemberType.scala b/tests/untried/pos/unapplyNeedsMemberType.scala new file mode 100644 index 000000000..3a96e189a --- /dev/null +++ b/tests/untried/pos/unapplyNeedsMemberType.scala @@ -0,0 +1,25 @@ +// error with -Xunapply, (because of missing call to memberType?) + +trait Gunk[a] { + + type Seq + + object Cons { + def unapply(s: Seq) = unapply_Cons(s) + } + def unapply_Cons(s: Any): Option[Tuple2[a, Seq]] +} + +class Join[a] extends Gunk[a] { + type Seq = JoinSeq + + abstract class JoinSeq + case class App(xs: Seq, ys: Seq) extends JoinSeq + + def append(s1: Seq, s2: Seq): Seq = s1 // mock implementation + + def unapply_Cons(s: Any) = s match { + case App(Cons(x, xs), ys) => Some((x, append(xs, ys))) + case _ => null + } +} |