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Diffstat (limited to 'test/files/pos/t3152.scala')
| -rw-r--r-- | test/files/pos/t3152.scala | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/files/pos/t3152.scala b/test/files/pos/t3152.scala new file mode 100644 index 0000000000..a20428dbee --- /dev/null +++ b/test/files/pos/t3152.scala @@ -0,0 +1,20 @@ +trait Applicative[M[_]] + +sealed trait MA[M[_], A] { + def sequence[N[_], B](implicit a: A <:< N[B], n: Applicative[N]): N[M[B]] = error("stub") + // def sequence3[N[_], B]()(implicit a: A <:< N[B], n: Applicative[N]): N[M[B]] = error("stub") +} + +object test { + implicit def ListMA[A](l: List[A]): MA[List, A] = error("stub") + implicit val ao: Applicative[Option] = error("stub") + + /* This compiles OK: + (Nil: List[Option[Int]]).sequence3(): Option[List[Int]] + */ + + // BUG: error: immutable is not an enclosing class + // !!! No line number is reported with the error + (Nil: List[Option[Int]]).sequence: Option[List[Int]] + (List[Option[Int]]()).sequence: Option[List[Int]] +}
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