Re: [Orgmode] [babel] feature request - tangle-and-evaluate-tangled-file

[Eric Schulte]

Rainer M Krug <address@hidden> writes:

> Hi Eric,
>
> On Fri, Jul 9, 2010 at 5:44 PM, Eric Schulte <address@hidden> wrote:
>
>> Hi Rainer,
>>
>> Rainer M Krug <address@hidden> writes:
>>
>> > On Thu, Jul 8, 2010 at 9:03 PM, Eric Schulte <address@hidden>
>> wrote:
>> [...]
>> >>
>> >> (add-hook 'org-babel-post-tangle-hook
>> >>          (lambda () (ess-load-file (buffer-file-name))))
>> >>
>> >
>> > Unfortunately, this does not work. I put the code above into my
>> > emacs.organd nothing happens - not even an error message. I tried to
>> > use the C-h v to customise the variable, but I don't manage it.
>>
>> If the variable isn't registered with C-h v, then it sounds like maybe
>> you need to update Org-mode, and/or re-run make clean && make.
>>
>
> OK - that is working now.
>
>
>>
>> > In addition, The filename for es-load-file shoud not be the buffer
>> > name, but the buffer name with the extension replaced with R.
>> >
>>
>> `buffer-file-name', returns the name of the file that the buffer is
>> visiting, so wouldn't this already be the case if the filename ends with
>> .R?
>>
>
> Isn't the buffer from which I am tangling the org buffer, and not the result
> from the tangling? (see below for further remarks.
>

No this hook is run from /within/ a buffer visiting the file of tangled
code, so in the example hook function above (buffer-file-name) will
equal the name of the file of tangled R code.  From your later message
it looks like the issues below have been resolved.

Best -- Eric

>
>
>>
>> This minimal example with the hook defined as above works for me.  After
>> tangling I can jump to the *R* buffer where both x and y are defined.
>>
>> --8<---------------cut here---------------start------------->8---
>> ** tangle R and load
>>   :PROPERTIES:
>>   :tangle:   to-load.r
>>   :END:
>>
>> #+begin_src R :comments yes
>>  x <- 8
>> #+end_src
>>
>> #+begin_src R
>>  y <- 9
>> #+end_src
>> --8<---------------cut here---------------end--------------->8---
>>
>
> Not here -
>
> Emacs and org-mode version:
>
> GNU Emacs 23.2.1 (i686-pc-linux-gnu, GTK+ Version 2.20.1)
> Org-mode version 6.36trans (release_6.36.603.g227b)
>
> 1) if no R process is running, I get the following message:
> ess-start-process-specific: No ESS processes running; not yet implemented to
> start (Initial,nil)
> No problem 0 I can start an R process manually.
>
> 2) when an R session is running, I get the following error message from ESS:
> Errors: Use C-c ` to find error.
> Symbol's function definition is void: with-temp-filebuffer
>
> and from ESS:
>
> Error in source("/home/rkrug/tmp/R.org") :
>   /home/rkrug/tmp/R.org:1:1: unexpected '^'
> 1: **
>
> it seems to submit the org file (the buffer is saved as R.org) to R.
>
> So buffer-file-name should actually be replaced with the name from the file
> name resulting from the tangling, in the easiest case (which would be fine
> with me) the org buffer name with .org replaced with .R.
> So I did the following (my firs elisp code!):
>
>   (add-hook 'org-babel-post-tangle-hook
>             (lambda () (ess-load-file (replace-regexp-in-string ".org" ".R"
> buffer-file-name))))
>
> and it is working - except that I still get the Symbol's function definition
> is void: with-temp-filebuffer , but it does not seem to do anything.
>
> Thanks a lot,
>
> Rainer
>
>
>
>
>
>> >
>> > I am sorry about all these questions, but emacs-lisp I have never used
>> > emacs-lisp (I should - and I will!)
>> >
>>
>> No problem at all, but be careful about learning too much lisp as you
>> may begin to grow dissatisfied with R :)
>>
>> Best -- Eric
>>
>> >
>> > Cheers and thanks for your patience,
>> >
>> > Rainer
>> >
>> >
>> >> Best -- Eric
>> >>
>> >> Rainer M Krug <address@hidden> writes:
>> >>
>> >> > Hi
>> >> >
>> >> > I am using org-babel for literate programming in R and I am using the
>> >> > following approach to test the code:
>> >> >
>> >> > 1) tangle
>> >> > 2) refresh buffer containing the tangled code (I use auto-revert-mode
>> or
>> >> > global-auto-revert-mode for that)
>> >> > 3) load the tangled file into an existing R session via ESS R for
>> >> evaluation
>> >> >
>> >> > This involves switching between buffers in always the same sequence.
>> >> > Therefore my suggestion:
>> >> >
>> >> > would it be possible to have a tangle-and-evaluate-tangled-file
>> >> funcction,
>> >> > which is doing this automatically?
>> >> >
>> >> > C-c - 0 and org-babel-execute-buffer do not work in this case, as
>> >> functions
>> >> > are split over several code blocks in R.
>> >> >
>> >> > Cheers,
>> >> >
>> >> > Rainer
>> >>
>>