diff options
Diffstat (limited to 'test/files/pos/tcpoly_return_overriding.scala')
| -rw-r--r-- | test/files/pos/tcpoly_return_overriding.scala | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/files/pos/tcpoly_return_overriding.scala b/test/files/pos/tcpoly_return_overriding.scala new file mode 100644 index 0000000000..cc7dd55cec --- /dev/null +++ b/test/files/pos/tcpoly_return_overriding.scala @@ -0,0 +1,13 @@ +trait Generic[g[x]] { + def unit: g[Unit] +} + +trait Rep[t] { + def rep[m[x]](implicit gen: Generic[m]): m[t] +} + +// testing that the return type is also transformed when checking overriding +// + that substitution (of types&symbols) preserves isHigherKinded when replacing a higher-kinded type with another one +object foo extends Rep[Unit] { + def rep[g[x]](implicit gen: Generic[g]): g[Unit]= gen.unit +}
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