diff options
Diffstat (limited to 'test/pending/neg/tcpoly_typealias_eta.scala')
-rw-r--r-- | test/pending/neg/tcpoly_typealias_eta.scala | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/test/pending/neg/tcpoly_typealias_eta.scala b/test/pending/neg/tcpoly_typealias_eta.scala deleted file mode 100644 index 033c911f7c..0000000000 --- a/test/pending/neg/tcpoly_typealias_eta.scala +++ /dev/null @@ -1,46 +0,0 @@ -trait A { - type m[+x] -} - -trait A2 { - type m[+x <: String] -} - -trait A3 { - type m[x] -} - -trait FooCov[+x] -trait FooCon[-x] -trait FooBound[+x <: String] - -trait BOk1 extends A { - type m/*[+x]*/ = FooCov/*[x]*/ -} - -trait BOk2 extends A2 { - type m/*[+x <: String]*/ = FooBound/*[x]*/ -} - -trait BOk3 extends A2 { - type m/*[+x]*/ = FooCov/*[x]*/ // weaker bound -} - -trait BOk4 extends A3 { - type m/*[+x]*/ = FooCov/*[x]*/ // weaker variance -} - -// there are two aspects to check: - // does type alias signature (not considering RHS) correspond to abstract type member in super class - // does RHS correspond to the type alias sig -trait BInv extends A{ - type m/*[x]*/ = FooCov/*[x]*/ // error: invariant x in alias def -} - -trait BCon extends A{ - type m/*[-x]*/ = FooCon/*[x]*/ // error: contravariant x -} - -trait BBound extends A{ - type m/*[+x <: String]*/ = FooBound/*[x]*/ // error: x with stricter bound -} |