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authorSamuel Gruetter <samuel.gruetter@epfl.ch>2014-03-12 22:44:33 +0100
committerSamuel Gruetter <samuel.gruetter@epfl.ch>2014-03-12 22:44:33 +0100
commit9ef5f6817688f814a3450126aa7383b0928e80a0 (patch)
tree5727a2f7f7fd665cefdb312af2785c692f04377c /tests/untried/neg/t6258.scala
parent194be919664447631ba55446eb4874979c908d27 (diff)
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add tests from scala/test/files/{pos,neg}
with explicit Unit return type
Diffstat (limited to 'tests/untried/neg/t6258.scala')
-rw-r--r--tests/untried/neg/t6258.scala25
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/untried/neg/t6258.scala b/tests/untried/neg/t6258.scala
new file mode 100644
index 000000000..19794b325
--- /dev/null
+++ b/tests/untried/neg/t6258.scala
@@ -0,0 +1,25 @@
+object Test {
+ val f : PartialFunction[_, Int] = { case a : Int => a } // undefined param
+
+ def foo[A](pf: PartialFunction[A, Int]): Unit = {};
+ foo { case a : Int => a } // undefined param
+
+ val g : PartialFunction[Int, _] = { case a : Int => a } // okay
+}
+
+
+// Another variation, seen in the wild with Specs2.
+class X {
+ trait Matcher[-T]
+
+ def bar[T](m: Matcher[T]) = null
+ def bar[T](i: Int) = null
+
+ def foo[T](p: PartialFunction[T, Any]): Matcher[T] = null
+
+ case class M[X](a: X)
+
+ bar[M[Any]] (foo { // undefined param
+ case M(_) => null
+ })
+}