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diff lib/ur/listPair.ur @ 844:74a1e3bdf430

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Fix datatype import bug in Elaborate; fix server-side source setting; more standard library stuff
author Adam Chlipala <adamc@hcoop.net>
date Sun, 07 Jun 2009 16:45:00 -0400
parents 78504d97410b
children 0d30e6338c65
line wrap: on
line diff
--- a/lib/ur/listPair.ur	Sun Jun 07 14:15:22 2009 -0400
+++ b/lib/ur/listPair.ur	Sun Jun 07 16:45:00 2009 -0400
@@ -8,3 +8,14 @@
     in
         mapX'
     end
+
+fun all [a] [b] f =
+    let
+        fun all' ls1 ls2 =
+            case (ls1, ls2) of
+                ([], []) => True
+              | (x1 :: ls1, x2 :: ls2) => f x1 x2 && all' ls1 ls2
+              | _ => False
+    in
+        all'
+    end