src/HOL/Tools/datatype_prop.ML
changeset 15531 08c8dad8e399
parent 15459 16dd63c78049
child 15570 8d8c70b41bab
--- a/src/HOL/Tools/datatype_prop.ML	Fri Feb 11 18:51:00 2005 +0100
+++ b/src/HOL/Tools/datatype_prop.ML	Sun Feb 13 17:15:14 2005 +0100
@@ -45,8 +45,8 @@
   let
     fun index (x :: xs) tab =
       (case assoc (tab, x) of
-        None => if x mem xs then (x ^ "1") :: index xs ((x, 2) :: tab) else x :: index xs tab
-      | Some i => (x ^ Library.string_of_int i) :: index xs ((x, i + 1) :: tab))
+        NONE => if x mem xs then (x ^ "1") :: index xs ((x, 2) :: tab) else x :: index xs tab
+      | SOME i => (x ^ Library.string_of_int i) :: index xs ((x, i + 1) :: tab))
     | index [] _ = [];
   in index names [] end;