Whoops sorry wanted to reference the source code:

https://code.orgmode.org/bzg/org-mode/src/master/lisp/org-agenda.el#L10147

I think that the problem is the call to org-agenda-bulk-mark on line 10160
(it doesn't mark
if the point is at the EOL)
https://code.orgmode.org/bzg/org-mode/src/master/lisp/org-agenda.el#L10160

On Wed, Feb 12, 2020 at 11:49 AM Nathan Neff <nathan.neff@gmail.com> wrote:

> Hi Bastien,
>
> I'm using emacs -u NONE with emacs 27.0.50
> and Org mode version 9.2.5
>
> And I'm not seeing this expected behavior.
>
> I have the following simple foo.org file for my agenda:
> * TODO Foo
> * TODO Pre Class
> * TODO Again
>
> I'm using the built-in agenda view for TODO entries ("t")
> and I'm searching using
>
> Pre\sClass
> {Pre\sClass}
> Pre Class
> "Pre Class"
>
> And the entry is not *marked* in the agenda, but there are messages
> saying "1 entries marked for bulk action"
>
> If I search for "Pre Clas" and "Pre\sCl" etc. the entries are marked.
>
> If I search for "Class" (no quotes) then there's no match.  However, if I
> search for "Cla" (no quotes) then there is a match and the heading is
> marked.
>
> So, it appears there's a problem *if the match ends on the last character
> of the heading*.
>
> In fact, I can replicate the problem by searching in the agenda manually
> by searching for "Class"
> (no quotes) :) and then calling (call-interactively 'org-agenda-bulk-mark)
> - the mark is not made and
> there's a message "user-error: Nothing to mark at point"
>
> Not sure how to fix it but wanted to show my awesome debugging skills :)))
>
> Thanks,
> --Nate
>
> Thanks,
> --Nate
>
>
>
> On Tue, Feb 11, 2020 at 5:22 PM Bastien <bzg@gnu.org> wrote:
>
>> Hi Nathan,
>>
>> Nathan Neff <nathan.neff@gmail.com> writes:
>>
>> > I'm trying to use org-agenda-bulk-mark-regexp and trying to search
>> > for
>> > headings having "Pre Class".
>> >
>> > None of the combinations have worked so far (I've tried with quotes
>> > and without quotes in the prompt)
>>
>> There is nothing special with the regexps you need to enter with
>> `org-agenda-bulk-mark-regexp', you can use the same syntax you would
>> use for, e.g., C-u C-s in Emacs.
>>
>> Note that only the text of the headline is considered, not part of
>> the agenda line that are not the heading itself (e.g. todo keywords,
>> tags, etc.)
>>
>> > Pre Class
>>
>> should work
>>
>> > Pre\sClass
>>
>> => Pre\s-Class should work
>>
>> > Pre\\sClass
>>
>> nope
>>
>> > Pre.*Class
>>
>> should work
>>
>> > {Pre Class}
>>
>> nope.
>>
>> HTH,
>>
>> --
>>  Bastien
>>
>