From: Carsten Dominik <carsten.dominik@gmail.com>
To: Paul Sexton <psexton@xnet.co.nz>
Cc: emacs-orgmode@gnu.org
Subject: Re: [BUG] some nasty bugs with PROPERTIES drawers
Date: Tue, 31 Aug 2010 09:28:31 +0200 [thread overview]
Message-ID: <D68DB368-02B2-4FF0-AC12-4754241DA21C@gmail.com> (raw)
In-Reply-To: <loom.20100831T045815-32@post.gmane.org>
On Aug 31, 2010, at 5:13 AM, Paul Sexton wrote:
> There seems to be a fairly nasty bug caused by :PROPERTIES: drawers
> still
> being recognised by org when they appear inside BEGIN_EXAMPLE or
> BEGIN_SRC blocks. I encountered this behaviour while writing docs for
> "org-drill". The doc file, README.org, contains quoted examples of org
> "items", and also of an emacs lisp capture template containing the
> string
> ":PROPERTIES:".
>
> The first thing I noticed was that PROPERTIES drawers inside EXAMPLE/
> SRC
> blocks appear *folded* when the file is opened in org mode, and
> 'org-cycle' toggles their folded status, as if they belonged to a
> real org heading.
>
> That is cosmetic, but I also encountered a more serious problem.
> README.org contains the following block of example elisp code, which
> is meant to illustrate an example setup of org-capture:
>
> #+BEGIN_SRC emacs-lisp
> (setq org-capture-templates
> `(("u"
> "Task: Read this URL"
> entry
> (file+headline "tasks.org" "Articles To Read")
> ,(concat "* TODO Read article: '%:description'\nURL: %c\n\n")
> :empty-lines 1
> :immediate-finish t)
>
> ("w"
> "Capture web snippet"
> entry
> (file+headline "my-facts.org" "Inbox")
> ,(concat "* Fact: '%:description' :"
> (format "%s" org-drill-question-tag)
> ":\n:PROPERTIES:\n:DATE_ADDED: %u\n:SOURCE_URL:
> %c\n:END:\n\n%i\n%?\n")
> :empty-lines 1
> :immediate-finish t)
> ;; ...other capture templates...
> ))
> #+END_EXAMPLE
>
> Basically, every time I tried to export this file to HTML, Emacs would
> become unresponsive (C-g did nothing) and would have to be killed with
> the task manager (or xkill in Linux -- I tried on 2 systems).
>
> After about 20 crashes and restarts of Emacs, I finally identified the
> problem (I think). when I changed the above block from BEGIN_SRC to
> BEGIN_EXAMPLE, the file exported correctly.
>
> I think org was seeing the ":PROPERTIES" string within the elisp code
> and trying to interpret it as the beginning of a drawer, with
> disastrous
> results.
>
> Once I managed to fix the problem for myself I did not investigate it
> further. However I hope someone can fix it as it certainly caused a
> stressful afternoon.
>
> Paul
>
> PS: I also realised that I was confused regarding how to get a syntax-
> highlighted block of "example source code" into an org document, as
> BEGIN_SRC appears to execute the code by default,
What???? I hope that this is not the case. Maybe you have org-babel
set up in a way that the default action is to evaluate???
> which was not what
> I wanted. Should BEGIN_EXAMPLE take an argument which specifies syntax
> highlighting (eg "BEGIN_EXAMPLE emacs-lisp")?
No, this is what begin_src is for.
one thing you should have done is to end begin_src with end_src, not
end_example. That
may be part of the problem. Can we see your babel setup, please?
- Carsten
>
>
>
>
>
> _______________________________________________
> Emacs-orgmode mailing list
> Please use `Reply All' to send replies to the list.
> Emacs-orgmode@gnu.org
> http://lists.gnu.org/mailman/listinfo/emacs-orgmode
- Carsten
next prev parent reply other threads:[~2010-08-31 7:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-31 3:13 [BUG] some nasty bugs with PROPERTIES drawers Paul Sexton
2010-08-31 7:28 ` Carsten Dominik [this message]
2010-08-31 16:09 ` David Maus
2010-08-31 18:49 ` Paul Sexton
2010-08-31 18:55 ` Erik Iverson
2010-08-31 19:05 ` Paul Sexton
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