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Re: Swapping comments and code in the region


From: Glauber Alex Dias Prado
Subject: Re: Swapping comments and code in the region
Date: Sat, 23 Aug 2008 09:10:31 -0300
User-agent: Gnus/5.110011 (No Gnus v0.11) Emacs/23.0.60 (gnu/linux)

weber <address@hidden> writes:

> On Aug 22, 8:44 pm, Nick Sandow <address@hidden> wrote:
>> Hi,
>>
>> I think it would be handy to have a function that made comments into
>> code, and code into comments.
>>
>> That is, if the region consisted of the following 2 lines:
>>
>> foo();
>> // bar();
>>
>> ...they would become:
>>
>> // foo();
>> bar();
>>
>> Does anyone know of a package or command out there that does this?
>>
>> Thanks
>
> Something like this does the trick here:
>
> (defun comment-invert-region (beg end)
>   (interactive "r")
>   (goto-char beg)
>   (while (< (point-at-eol) end)
>       (comment-or-uncomment-region (point-at-bol) (1+ (point-at-eol)))
>       (forward-line 1)))
>
> Cheers,
> HUgo

There is also comment-dwim , not exactly this but allows for "toggling"
of comments.

Cheers,
Glauber.




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