From: stardiviner <numbchild@gmail.com>
To: Grant Rettke <gcr@wisdomandwonder.com>
Cc: Org-mode <emacs-orgmode@gnu.org>
Subject: [SOLVED] Re: babel header argument :var is not expanded when tangling
Date: Thu, 28 Dec 2017 21:43:56 +0800 [thread overview]
Message-ID: <95f6e17c-d8e4-a1e6-0e54-6222eeaf5a3b@gmail.com> (raw)
In-Reply-To: <CAAjq1mdhCMepWvAPckgObDmOj3WjFmL=czpTf=5ORpOLkXdNZw@mail.gmail.com>
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tangles to
(let ((x (quote "hi")))
(message x))
This is what I want. Problem solved.
On 12/28/2017 09:20 AM, Grant Rettke wrote:
> They work differently. Try this example:
>
> #+BEGIN_SRC emacs-lisp :var x="hi"
> (message x)
> #+END_SRC
>
> tangles to
>
> (let ((x (quote "hi")))
> (message x))
>
> but this
>
> #+NAME: x
> #+BEGIN_SRC emacs-lisp
> "hi"
> #+END_SRC
>
> #+BEGIN_SRC emacs-lisp
> (message «x»)
> #+END_SRC
>
> tangles to this
>
> (message "hi"
>
>
> Sincerely,
>
> Grant Rettke
>
> On Mon, Dec 25, 2017 at 6:45 AM, numbchild@gmail.com
> <mailto:numbchild@gmail.com> <numbchild@gmail.com
> <mailto:numbchild@gmail.com>> wrote:
>
>
> I see. I will use noweb style for now.
> But should tangle expand :var variables when tangling? I think
> this is the correct behaviour.
>
> [stardiviner] <Hack this world!> GPG key ID: 47C32433
> IRC(freeenode): stardiviner Twitter: @numbchild
> Key fingerprint = 9BAA 92BC CDDD B9EF 3B36 CB99 B8C4 B8E5 47C3 2433
> Blog: http://stardiviner.github.io/
>
> On Sun, Dec 24, 2017 at 11:40 PM, Grant Rettke
> <gcr@wisdomandwonder.com <mailto:gcr@wisdomandwonder.com>> wrote:
>
> > Here is a quick test:
> >
> > * Test tangle will auto expand and substitute :var
> >
> > #+begin_src js :tangle kk.js
> > console.log("hello, world!");
> > #+end_src
> >
> > #+begin_src js :var name="chris" :tangle require-kk.js
> > // require("kk.js");
> > console.log("Hi, ", name);
> > #+end_src
> >
> > #+RESULTS:
> > : Hi, chris
> >
> > #+NAME: check whether tangle expand and substitute :var
> > #+begin_src shell
> > cat require-kk.js
> > #+end_src
> >
> > #+RESULTS: check whether tangle expand and substitute :var
> > : var name="chris";
> > : console.log("Hi, ", name);
> >
> > The upper result should be: ~console.log("Hi, ", "chris");~.
>
> Here are your two source blocks. They each do literate
> programming,
> one with Variable style and the other with Noweb style. When you
> evaluate them you get an identical result. When you tangle
> them you
> get two different pieces of code, that generate the same
> result. You
> can peek at what the tangled code will look like by calling
> org-babel-expand-src-block inside the source block. That is how it
> will look in the tangled file. I think that want Noweb style.
>
> When I use the Variable approach like this
>
> #+begin_src js :var name="chris" :tangle kk.js
> console.log("Hi, ", name);
> #+end_src
>
> I get this in the tangled output file
>
> var name="chris";
> console.log("Hi, ", name);
>
> When I use the the Noweb approach like this
>
> #+NAME: name
> #+BEGIN_SRC emacs-lisp
> chris
> #+END_SRC
>
> #+NAME:
> org_gcr_2017-12-23_mara_3D887FDD-163D-4BE1-80E8-464BF29DABEA
> #+BEGIN_SRC js :tangle noweb-kk.js :comments no
> console.log("Hi, ", "«name»");
> #+END_SRC
>
> I get this in the tangled output file
>
> console.log("Hi, ", "chris");
>
> WDYT?
>
>
>
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prev parent reply other threads:[~2017-12-28 13:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-24 3:16 babel header argument :var is not expanded when tangling numbchild
2017-12-24 15:40 ` Grant Rettke
2017-12-25 12:45 ` numbchild
2017-12-28 1:20 ` Grant Rettke
2017-12-28 13:43 ` stardiviner [this message]
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