From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
Subject: Re: Editing/evaluation of code blocks
Date: Mon, 09 May 2016 22:08:39 +0200
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References: <8760usrlzp.fsf@nwalsh.com>
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In-Reply-To: <8760usrlzp.fsf@nwalsh.com> (Norman Walsh's message of "Thu, 05
	May 2016 20:52:42 -0500")
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To: Norman Walsh <ndw@nwalsh.com>
Cc: emacs-orgmode@gnu.org

Hello,

Norman Walsh <ndw@nwalsh.com> writes:

> I=E2=80=99ve started using Org Mode more frequently and I thought it woul=
d be
> fun to extend org-babel support to evaluate XQuery, JavaScript, and
> SPARQL code blocks by sending them off to MarkLogic server.
>
> I was right, it was fun :-)
>
> If I type C-c C-c in this block:
>
> #+begin_src marklogic :var startDate=3D"2017-04-19T12:34:57"
>   xquery version "1.0-ml";
>
>   declare default function namespace "http://www.w3.org/2005/xpath-functi=
ons";
>
>   declare option xdmp:mapping "false";
>
>   declare variable $startDate external;
>
>   let $date   :=3D $startDate cast as xs:dateTime
>   let $diff   :=3D current-dateTime() - $date
>   return
>     current-dateTime() - $date
> #+end_src
>
> I get back a result!
>
> #+RESULTS:
> : -P348DT10H59M31.387138S
>
> Win!
>
> But C-c ' fails because =E2=80=9Cmarklogic-mode=E2=80=9D isn=E2=80=99t th=
e mode for editing
> XQuery. There=E2=80=99s an xquery-mode for that.
>
> I found org-src-lang-modes which allows me to make =E2=80=98marklogic=E2=
=80=99 use
> xquery-mode, except that that=E2=80=99s wrong when I=E2=80=99m editing Ja=
vaScript
> or SPARQL. :-(
>
> Is there some way, in the source block itself, to specify
> *independently* the mode that should be used to edit and the language
> package that should be used for evaluation?
>
> Guessing not, I considered refactoring the code to support =E2=80=98xquer=
y=E2=80=99,
> =E2=80=98javascript=E2=80=99, and =E2=80=98sparql=E2=80=99 languages.
>
> That would be fine, but I presume there are (or will eventually be)
> other backends for evaluating these languages. Maybe the answer then
> is simply not to load two different ones at the same time, but that
> doesn=E2=80=99t seem very satisfying.

I may be wide off the mark, but could you introduce marklogic-xquery
marklogic-js marklogic-sparql instead?


Regards,

--=20
Nicolas Goaziou