Mercurial > urweb

diff src/expl_util.sml @ 68:c1e21ab42896

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Explify cfold
author Adam Chlipala <adamc@hcoop.net>
date Thu, 26 Jun 2008 09:51:28 -0400
parents d609820c5834
children 0ee10f4d73cf
line wrap: on
line diff
--- a/src/expl_util.sml	Thu Jun 26 09:48:54 2008 -0400
+++ b/src/expl_util.sml	Thu Jun 26 09:51:28 2008 -0400
@@ -138,6 +138,12 @@
                          S.map2 (mfc ctx c2,
                               fn c2' =>
                                  (CConcat (c1', c2'), loc)))
+              | CFold (k1, k2) =>
+                S.bind2 (mfk k1,
+                         fn k1' =>
+                            S.map2 (mfk k2,
+                                    fn k2' =>
+                                       (CFold (k1', k2'), loc)))
     in
         mfc
     end