note: old version untested

diff --git a/doc/todo/allow_plugins_to_add_sorting_methods.mdwn b/doc/todo/allow_plugins_to_add_sorting_methods.mdwn
index 1533b6c44c6a9110b172dfd90c4a5041138571fd..99f256fbe5410b23f5c241a730815d1051489d6b 100644 (file)
--- a/doc/todo/allow_plugins_to_add_sorting_methods.mdwn
+++ b/doc/todo/allow_plugins_to_add_sorting_methods.mdwn
@@ -20,6 +20,11 @@ That earlier version of the branch is also available for comparison:
 
 <http://git.pseudorandom.co.uk/smcv/ikiwiki.git?a=shortlog;h=refs/heads/sort-hooks-excessive>
 
+(The older version is untested, and probably doesn't really work as-is - I
+misunderstood the details of how the built-in function `sort` works when using
+`$a` and `$b`. The newer version has been tested, and has a regression test for
+its core functionality.)
+
 ## Documentation extracted from the branch
 
 ### sort hook (added to [[plugins/write]])