Re: [O] About commit named "Allow multi-line properties to be specified in property blocks"

[Eric Schulte]

Rainer M Krug <address@hidden> writes:

> Is that patch on git yet? i.e. if can I switch back to HEAD and change my
> files accordingly?
>

Hi Rainer,

I've must merged all of the pending code block changes into the master
branch of the Org-mode git repository.  So now would be a good time to
re-sync with the master branch.

Best -- Eric

>
> Cheers,
>
> Rainer
>
>
> On Wed, Nov 9, 2011 at 11:31 PM, Sebastien Vauban <
> address@hidden> wrote:
>
>> Hi Eric,
>>
>> Eric Schulte wrote:
>> > Rainer M Krug <address@hidden> writes:
>> >
>> >> On Tue, Nov 8, 2011 at 11:53 PM, Eric Schulte <address@hidden
>> >wrote:
>> >>
>> >>> > Perhaps inserting an assumed space separator would be more intuitive?
>> >>> > If we were to go that way it may be possible to allow variable
>> >>> > specifications such as
>> >>> >
>> >>> > #+PROPERTY: var foo=1 bar=2
>> >>> >
>> >>> > in which case properties could be easily specified on multiple lines
>> >>> > using a default space separator.
>> >>> >
>> >>> > If this seems like a good way to go I can try to update my previous
>> >>> > patch.
>> >>>
>> >>> I've updated the patch, the newest version is attached.  It results in
>> >>> the following behavior.
>> >>
>> >> Looks good to me - that leaves just the question, what would hppen when
>> >> doing the following:
>> >>
>> >> #+property: var  foo=1
>> >> #+property: var+ 2
>> >
>> > The above is equivalent to,
>> >
>> > #+header: :var foo=1 2
>> >
>> > which due to interaction with some logic put in place to allow the
>> > specification of un-named variables in call lines results in the
>> > following.
>> >
>> > #+property: var  foo=1
>> > #+property: var+ 2
>> > #+begin_src emacs-lisp
>> >   foo
>> > #+end_src
>> >
>> > #+results:
>> > : 2
>> >
>> > #+begin_src emacs-lisp :var bar=1 2
>> >   bar
>> > #+end_src
>> >
>> > #+results:
>> > : 2
>> >
>> > Although generally I would say that both
>> >
>> > #+header: :var foo=1 2
>> >
>> > and
>> >
>> > #+property: var  foo=1
>> > #+property: var+ 2
>> >
>> > are mal-formed variable assignments.
>>
>> I was amazed, yesterday, when you told about `foo' becoming `12' (with `1'
>> on
>> the assignment line and `2' on the continuation), but I'm glad you consider
>> this as rather ill-formed.
>>
>> >> and
>> >>
>> >> #+property: var  foo="Hello "
>> >> #+property: var+ "world"
>> >
>> > This is exactly analogous to
>> >
>> > #+header: :var foo="hello" "world"
>> >
>> > which raises the expected error
>> >   ``variable ""world"" must be assigned a default value''
>> >
>> > the following alternative however works as expected
>> >
>> > #+property: var  foo="Hello
>> > #+property: var+ world"
>> > #+begin_src emacs-lisp
>> >   foo
>> > #+end_src
>> >
>> > #+results:
>> > : Hello world
>>
>> That said, all of these seem excellent trade-off between the different
>> alternatives that have been discussed and analyzed, and they respect
>> important
>> aspects: simplicity (intuitive on reading) and powerfulness.
>>
>> Just perfect!
>>
>> Best regards,
>>  Seb
>>
>> --
>> Sebastien Vauban
>>
>>
>>

-- 
Eric Schulte
http://cs.unm.edu/~eschulte/