Re: [babel] Painless integration of source blocks with language

From: "Sébastien Vauban" <wxhgmqzgwmuf-geNee64TY+gS+FvcfC7Uqw@public.gmane.org>
To: emacs-orgmode-mXXj517/zsQ@public.gmane.org
Subject: Re: [babel] Painless integration of source blocks with language
Date: Wed, 26 Jan 2011 11:43:24 +0100	[thread overview]
Message-ID: <80zkqoq71v.fsf@missioncriticalit.com> (raw)
In-Reply-To: m1bp365xda.fsf@gmail.com

Hi Dan,

Dan Davison wrote:
> Eric S Fraga <e.fraga-hclig2XLE9Zaa/9Udqfwiw@public.gmane.org> writes:
>> "Eric Schulte" <schulte.eric-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> writes:
>>> Eric S Fraga <e.fraga-hclig2XLE9Zaa/9Udqfwiw@public.gmane.org> writes:
>>
>>>> management issue: I find it difficult (a) to remember what all my source
>>>> code snippets are called and (b) to navigate to any given snippet. I
>>>> would love to see a babel table of contents popup (a la the table of
>>>> contents popup with reftex implements for latex files). Is something like
>>>> this already available? If not, how difficult would it be to implement
>>>> (I'm happy to try given a pointer in the right direction(s)...).
>>>
>>> There was some talk of merging imenu with Babel which would provide the
>>> functionality you describe, I don't believe this ever resulting in working
>>> code however. There are a couple of options...
>>>
>>> If you know the name of the code block you want to find you can use
>>> `org-babel-goto-named-src-block' (bound to C-c C-v g) to jump to a named
>>> code block (∃ a similar function for finding named results).
>
> Would anyone object if I change that function slightly so that it
> doesn't strip text properties, so that the search hits come up in the
> minibuffer with the in-context fontification?

Not sure either to understand what you mean...

>>> This function provides completion on the block names, the function
>>> `org-babel-src-block-names' returns a list of all named blocks in the
>>> current buffer, so it could be used to built up such a table.  In fact
>>> the following code block will insert a table of such names in the
>>> current buffer.  Note: you will need to pull the latest as I had to fix
>>> a small bug in `org-babel-src-block-names'.
>>>
>>> #+begin_src emacs-lisp :results list
>>>   (mapcar #'list (reverse (org-babel-src-block-names)))
>>> #+end_src
>
> As a different approach, `occur' is good for doing this (results listed
> in a separate buffer with jump-back links). The function below can be
> extended in the obvious way.
>
> #+begin_src emacs-lisp
> (defun dan/find-in-buffer ()
>   (interactive)
>   (let ((targets
>          `(("<named src blocks>" . ,org-babel-src-name-regexp)
>            ("<src block results>" . ,org-babel-result-regexp))))
>     (occur
>      (cdr
>       (assoc
>        (ido-completing-read "Find: " (mapcar #'car targets))
>        targets)))
>     (other-window 1)))
> #+end_src

Thanks for sharing this.

Best regards,
  Seb

-- 
Sébastien Vauban

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