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Re: commenting trouble

From: Reynaldo
Subject: Re: commenting trouble
Date: Fri, 09 Jan 2009 20:09:21 -0500
User-agent: Thunderbird (X11/20080914)

Ian Eure escribió:
> On Jan 9, 2009, at 11:52 AM, Reynaldo wrote:
>> Hello,
>> Recently I wrote this (my first lines of Emacs Lisp)
>> (defun comentar (&optional beg end)
>>  (interactive "r")
>>  (save-excursion
>>    (if (and beg end)
>>    (comment-region beg end)
>>      (let ((beg (progn
>>           (beginning-of-line)
>>           (point)))
>>        (end (progn
>>           (end-of-line)
>>           (point))))
>>    (comment-region beg end)))))
>> And my purpose was to use the same function to comment a line without
>> having to select a region, or comment a region (selecting it, of course)
>> but it doesn't work as expected. If for once I delete the if condition
>> then it works fine when I comment a line, but i wanted to extend it to
>> comment a region.
>> Is this possible? Or does one need to have separate command (and key
>> bindings) to work on a line or on a region as with kill-line and
>> kill-region
> I use this code I ganked from Aquamacs (lines 308-324):
> It gives you (comment-or-uncomment-region-or-line), which I bind to
> C-c C-c in the appropriate modes.
>  - Ian
Great! That's what I was looking for, I'll study the code.

Thanks very much!

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