From efa6f97eee79311cd06592ed0241acfc40561785 Mon Sep 17 00:00:00 2001 From: Adam Chlipala Date: Tue, 15 Sep 2009 15:48:53 -0400 Subject: Filters implementation type-checking --- lib/ur/option.urs | 1 + 1 file changed, 1 insertion(+) (limited to 'lib/ur/option.urs') diff --git a/lib/ur/option.urs b/lib/ur/option.urs index 984bc681..f4570768 100644 --- a/lib/ur/option.urs +++ b/lib/ur/option.urs @@ -2,6 +2,7 @@ datatype t = datatype Basis.option val eq : a ::: Type -> eq a -> eq (t a) +val isNone : a ::: Type -> t a -> bool val isSome : a ::: Type -> t a -> bool val mp : a ::: Type -> b ::: Type -> (a -> b) -> t a -> t b -- cgit v1.2.3