From: "Sebastien Vauban" <wxhgmqzgwmuf-geNee64TY+gS+FvcfC7Uqw@public.gmane.org>
To: emacs-orgmode-mXXj517/zsQ@public.gmane.org
Subject: Re: About commit named "Allow multi-line properties to be specified in property blocks"
Date: Wed, 09 Nov 2011 23:31:12 +0100 [thread overview]
Message-ID: <80vcqthqrz.fsf@somewhere.org> (raw)
In-Reply-To: 8762itff6u.fsf@gmail.com
Hi Eric,
Eric Schulte wrote:
> Rainer M Krug <r.m.krug-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> writes:
>
>> On Tue, Nov 8, 2011 at 11:53 PM, Eric Schulte <schulte.eric-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>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
next prev parent reply other threads:[~2011-11-09 22:31 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-31 19:06 About commit named "Allow multi-line properties to be specified in property blocks" Nicolas Goaziou
2011-10-31 20:05 ` Eric Schulte
2011-10-31 20:49 ` Nicolas Goaziou
2011-10-31 21:30 ` Eric Schulte
2011-11-01 8:24 ` Nicolas Goaziou
2011-11-01 8:36 ` Nicolas Goaziou
2011-11-01 14:36 ` Eric Schulte
2011-11-01 15:39 ` Nicolas Goaziou
2011-11-01 16:58 ` Eric Schulte
2011-11-01 17:48 ` Christian Moe
2011-11-01 19:02 ` Eric Schulte
2011-11-01 19:45 ` Christian Moe
2011-11-01 20:22 ` Eric Schulte
2011-10-31 21:33 ` Christian Moe
2011-10-31 21:22 ` Christian Moe
2011-10-31 21:36 ` Eric Schulte
2011-11-01 7:33 ` Christian Moe
2011-11-02 15:35 ` Bastien
2011-11-02 17:39 ` Nicolas Goaziou
2011-11-03 1:26 ` Bastien
2011-11-03 8:08 ` Christian Moe
2011-11-03 15:10 ` Nick Dokos
2011-11-03 18:32 ` Eric Schulte
2011-11-03 20:01 ` Nicolas Goaziou
2011-11-03 20:18 ` Eric Schulte
2011-11-03 20:23 ` Eric Schulte
2011-11-04 8:02 ` Rainer M Krug
2011-11-04 17:48 ` Darlan Cavalcante Moreira
2011-11-04 19:25 ` Eric Schulte
2011-11-07 22:09 ` Eric Schulte
2011-11-08 8:42 ` Rainer M Krug
2011-11-08 9:31 ` Sebastien Vauban
2011-11-08 9:41 ` Rainer M Krug
2011-11-08 9:58 ` Sebastien Vauban
2011-11-08 10:06 ` Rainer M Krug
2011-11-08 14:42 ` Darlan Cavalcante Moreira
2011-11-08 15:06 ` Sebastien Vauban
2011-11-08 16:03 ` Eric Schulte
2011-11-08 22:53 ` Eric Schulte
2011-11-09 8:25 ` Rainer M Krug
2011-11-09 16:12 ` Eric Schulte
2011-11-09 17:18 ` Rainer M Krug
2011-11-09 22:31 ` Sebastien Vauban [this message]
2011-11-15 12:33 ` Rainer M Krug
2011-11-15 16:00 ` Eric Schulte
2011-11-15 16:37 ` Torsten Wagner
2011-11-15 16:56 ` Eric Schulte
2011-11-15 17:13 ` Thomas S. Dye
2011-11-15 18:22 ` Eric Schulte
2011-11-15 17:24 ` Rainer M Krug
2011-11-08 9:41 ` Sebastien Vauban
2011-11-08 9:44 ` Rainer M Krug
2011-11-08 16:01 ` Eric Schulte
2011-11-02 21:05 ` Samuel Wales
2011-11-02 21:21 ` Samuel Wales
2011-11-03 1:42 ` Bastien
2011-11-03 8:19 ` Christian Moe
2011-11-03 18:34 ` Eric Schulte
2011-11-03 18:59 ` Eric Schulte
2011-11-09 17:40 ` Samuel Wales
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