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-rw-r--r--tests/open_functor.ur16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/open_functor.ur b/tests/open_functor.ur
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+++ b/tests/open_functor.ur
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+signature S = sig
+ type t
+ val x : t
+end
+
+functor F (M : S) : S where type t = M.t = struct
+ type t = M.t
+ val x = M.x
+end
+
+structure M = F(struct
+ type t = int
+ val x = 0
+end)
+
+open M