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diff demo/more/dlist.urs @ 944:da3ec6014d2f

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Filters implementation type-checking
author Adam Chlipala <adamc@hcoop.net>
date Tue, 15 Sep 2009 15:48:53 -0400
parents 37dd42935dad
children 103ac1792c41
line wrap: on
line diff
--- a/demo/more/dlist.urs	Tue Sep 15 13:07:57 2009 -0400
+++ b/demo/more/dlist.urs	Tue Sep 15 15:48:53 2009 -0400
@@ -1,7 +1,7 @@
 con dlist :: Type -> Type
 type position
 
-val create : t ::: Type -> transaction (dlist t)
+val create : t ::: Type -> {Filter : t -> signal bool} -> transaction (dlist t)
 val clear : t ::: Type -> dlist t -> transaction unit
 val append : t ::: Type -> dlist t -> t -> transaction position
 val delete : position -> transaction unit