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Re: [Orgmode] Re: [babel] problems with org-babel-src-block-regexp (full


From: Eric Schulte
Subject: Re: [Orgmode] Re: [babel] problems with org-babel-src-block-regexp (full text)
Date: Mon, 22 Mar 2010 11:27:00 -0600
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1.90 (gnu/linux)

Hi Maurizio,

Thanks for finding and demonstrating this bug.  It should now be fixed.

Best -- Eric

Maurizio Vitale
<address@hidden> writes:

> [sorry for the double posting, but the control char in the regexp
> prevented the full message from appearing. This is what I meant to send]
>
> There're problems with org-babel-src-block-regexp when the src block
> contains the block delimiters (for instance in strings or comments).
>
> Granted, this is an uncommon occurrence (which I discovered by accident)
> editing an org-file containing elisp code that needed to insert
> #+begin_src...#+end_src pairs, but if it is not too difficult to fix it
> would be nice to have a more useful behaviour.
>
> This is my setting (replaced 0x0 with ^@ to avoid posting problems):
> org-babel-src-block-regexp is a variable defined in `org-babel.el'.
> Its value is 
> "^[   ]*#\\+begin_src[        ]+\\(python\\|sh\\|emacs-lisp\\)[       
> ]*\\([^\":\n]*\"[^\"\n*]*\"[^\":\n]*\\|[^\":\n]*\\)\\([^\n]*\\)\n\\(address@hidden)#\\+end_src"
>
> And these are two test cases. I'm particularly puzzled by the first,
> because the regexp seems to be anchored to the begin of line and hence
> it shouldn't match the begin_src inside the string.
> For end_src, it should probably be anchored to the begin of line.
>
> #+begin_src emacs-lisp
> ;;; evaluating the following C-x C-e with the point at the end is ok
> (org-babel-where-is-src-block-head)
> (defun foo () (insert "#+begin_src emacs-lisp"))
> ;;; evaluating the following C-x C-e with the point at the end is not ok
> (org-babel-where-is-src-block-head)
> #+end_src
>
> #+begin_src emacs-lisp
> ;;; evaluating the following C-x C-e with the point at the end is ok
> (org-babel-where-is-src-block-head)
> (defun foo () (insert "#+end_src emacs-lisp"))
> ;;; evaluating the following C-x C-e with the point at the end is not ok
> (org-babel-where-is-src-block-head)
> #+end_src
>
> Best regards,
>
>      Maurizio 
>
>
>
>
>
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