Lars Ingebrigtsen <larsi@gnus.org> writes:

> Mauro Aranda <maurooaranda@gmail.com> writes:
>
>> You are right.  So this patch didn't break `C-h S' at all, it just made
>> the bug a lot more visible.
>>
>> Anyway, my lightly testing shows that perhaps relying on the :regexp and
>> not providing :parse-rule could be enough.
>
> Could you whip up a patch for that?

Sure, here is the patch I'm running with