Re: Bug? Changed behaviour makes tags in headlines without a title parsed as the title

[Anders Johansson <mejlaandersj@gmail.com>]

Den 2015-04-10 18:24, Nicolas Goaziou skrev:
> Hello,
>
> Anders Johansson <mejlaandersj@gmail.com> writes:
>
>> I have been using "degenerate" inlinetasks with empty titles but many
>> tags for implementing a kind of coding scheme for coding texts for
>> qualitative data analysis. Like this:
>> -----
>>
>> Some text that I want to tag (The inlinetask in my scheme refers to
>> the paragraph above it)
>> *************** :tag1:tag2:tag3:
>>
>> Other text (no inlinetask-END, mostly)
>> -----
>>
>> Building org from the master branch, I recently noticed a changed
>> behaviour in that these tags as are not parsed as tags but instead as
>> the title, meaning my exports don't work as expected (and possibly
>> other things, but searching for tags etc.doesn't seem to be affected.
>> Those functions don't use org-element perhaps?).
>
> Indeed.
>
>> As far as I could see, this comes from the changes in commit
>>
>> 98ee73: org-element: Avoid `org-element-parse-secondary-string',
>>
>> where tags are matched with the regexp:
>> (org-re "[ \t]+\\(:[[:alnum:]_@#%:]+:\\)[ \t]*$")
>>
>> which needs whitespace "after" the non-existent title.
>>
>> I haven't checked all the different changes going on in org-element though.
>>
>> I don't know if this changed behaviour is intended. Otherwise I guess
>> it's a bug.
>
> Empty headings are a pathological case. What if I want to write
>
>    *************** :title:
>
> ? Your interpretation prevents that.
>
> Of course, Org is expected to be consistent. However I'm not convinced
> supporting empty headlines with tags is a good thing.
>
> Regards,
>

Great, that sounds reasonable.
I guess I'll change my practice then.

Cheers,