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diff src/mono_util.sml @ 290:df00701f2323

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'read' type class
author Adam Chlipala <adamc@hcoop.net>
date Sun, 07 Sep 2008 11:53:30 -0400
parents 4260ad920c36
children 59dc042629b9
line wrap: on
line diff
--- a/src/mono_util.sml	Sun Sep 07 11:41:04 2008 -0400
+++ b/src/mono_util.sml	Sun Sep 07 11:53:30 2008 -0400
@@ -145,6 +145,12 @@
                 S.map2 (mfe ctx e,
                         fn e' =>
                            (ECon (dk, n, SOME e'), loc))
+              | ESome (t, e) =>
+                S.bind2 (mft t,
+                         fn t' =>
+                            S.map2 (mfe ctx e,
+                                 fn e' =>
+                                    (ESome (t', e'), loc)))
               | EFfi _ => S.return2 eAll
               | EFfiApp (m, x, es) =>
                 S.map2 (ListUtil.mapfold (fn e => mfe ctx e) es,