From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nicolas Goaziou <n.goaziou@gmail.com>
Subject: Re: inconsistency in backend export functions?
Date: Thu, 12 Dec 2013 17:44:14 +0100
Message-ID: <871u1ixbmp.fsf@gmail.com>
References: <CAJ51ETpJx2AyQaFoOBHynJv3-NFegvZNc6-hsEHuvCCA3xGZvA@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain
Return-path: <emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:4830:134:3::10]:58378)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <n.goaziou@gmail.com>) id 1Vr9Mn-0002em-73
	for emacs-orgmode@gnu.org; Thu, 12 Dec 2013 11:44:06 -0500
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <n.goaziou@gmail.com>) id 1Vr9Mi-0003gA-7A
	for emacs-orgmode@gnu.org; Thu, 12 Dec 2013 11:44:00 -0500
Received: from mail-ee0-x22c.google.com ([2a00:1450:4013:c00::22c]:39381)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <n.goaziou@gmail.com>) id 1Vr9Mi-0003g5-01
	for emacs-orgmode@gnu.org; Thu, 12 Dec 2013 11:43:56 -0500
Received: by mail-ee0-f44.google.com with SMTP id b57so363288eek.17
	for <emacs-orgmode@gnu.org>; Thu, 12 Dec 2013 08:43:54 -0800 (PST)
In-Reply-To: <CAJ51ETpJx2AyQaFoOBHynJv3-NFegvZNc6-hsEHuvCCA3xGZvA@mail.gmail.com>
	(John Kitchin's message of "Thu, 12 Dec 2013 09:27:54 -0500")
List-Id: "General discussions about Org-mode." <emacs-orgmode.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/emacs-orgmode>
List-Post: <mailto:emacs-orgmode@gnu.org>
List-Help: <mailto:emacs-orgmode-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=subscribe>
Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
Sender: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
To: John Kitchin <jkitchin@andrew.cmu.edu>
Cc: "emacs-orgmode@gnu.org" <emacs-orgmode@gnu.org>

Hello,

John Kitchin <jkitchin@andrew.cmu.edu> writes:

> I was playing around with creating a new backend to convert an org-file to
> a json representation, and I came across this apparent inconsistency in the
> backend function signatures.
>
> at http://orgmode.org/worg/dev/org-export-reference.html it suggests the
> backend transcoding functions should have this signature:
>
> (defun org-backend-xxx (element contents info)
>   code that converts element to a string)
>
> but, that does not work for a plain-text element. Even in ox-latex.el it is
> defined with only two arguments, with no contents.
>
> (defun org-latex-plain-text (text info)
>
> My exporter works when I define it this way too, but it seemed like an odd
> inconsistency to me. Am I missing something in the docs somewhere?

This is documented in `org-export-define-backend' docstring.


Regards,

-- 
Nicolas Goaziou