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From: Nicolas Goaziou <n.goaziou@gmail.com>
To: Brett Viren <bv@bnl.gov>
Cc: emacs-orgmode@gnu.org, Eric Schulte <schulte.eric@gmail.com>
Subject: Re: Org mode and "shunt" exporters?
Date: Mon, 09 Dec 2013 20:55:17 +0100	[thread overview]
Message-ID: <87k3fdu7dm.fsf@gmail.com> (raw)
In-Reply-To: <ir4bo0prkkc.fsf@lycastus.phy.bnl.gov> (Brett Viren's message of "Mon, 09 Dec 2013 12:38:43 -0500")

Hello,

Brett Viren <bv@bnl.gov> writes:

> Eric Schulte <schulte.eric@gmail.com> writes:
>
>> You can use `org-element-parse-buffer' to convert an Emacs Buffer to a
>> structured Emacs Lisp object.  At that point you can use existing tools
>> for converting lisp to JSON or YAML.  I've used cl-json for Common Lisp,
>> I would imagine something similar exists for Emacs Lisp.
>
> Thanks for the suggestion.  I pursued that a bit this weekend.  The
> resulting data structure is a Circular Object[1] due to the ":parent"
> references.  It seems dealing with this kind of data structure is
> somewhat uncommon (or my search-fu lacking), although I do find a recent
> reference to it on this mailing list[2].  I also found a "cust-print"[3]
> feature from Emacs 19 which has since been removed.  It shows a way to
> deal with Circular Objects.  So far it has strongly taxed my poor elisp
> skills but I plan to pursue this direction a bit more.
>
> I did try throwing a JSON parser/generator[4] at the output of
> org-element-parse-buffer but this failed due to exceeding emacs's
> recursion limits.  I think this must be from the ":parent" references
> getting recursed on forever.

You can walk the tree, e.g. with `org-element-map', and remove
all :parent references if you don't need them.


Regards,

-- 
Nicolas Goaziou

next prev parent reply	other threads:[~2013-12-09 19:55 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-05 20:30 Org mode and "shunt" exporters? Brett Viren
2013-12-06  2:10 ` Eric Schulte
2013-12-09 17:38   ` Brett Viren
2013-12-09 19:55     ` Nicolas Goaziou [this message]
2013-12-13 18:26       ` Brett Viren
2013-12-13 19:05         ` Nicolas Goaziou
2013-12-13 19:29           ` Eric Schulte
2013-12-13 23:06             ` Brett Viren
2013-12-06 13:02 ` John Kitchin
2013-12-12 16:30   ` Brett Viren
2013-12-12 17:22     ` John Kitchin
2013-12-12 19:24       ` Eric Schulte
2013-12-12 19:50       ` Aaron Ecay
2013-12-12 19:58         ` Matt Price
2013-12-13  2:53           ` John Kitchin
2013-12-13 19:02           ` Brett Viren

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