On Sat, Oct 15, 2016, 6:25 PM Mathias Dahl <mathias.dahl@gmail.com> wrote:

>
>
> OK, i found it: reverse-region.  Pretty similar.
> It doesn't allow writting to a different buffer than the current one.
> The proposed command here allow that and save some consing.
>
>
> Writing the result into another buffer sounds quite arbitrary.
>

+1. I have never needed to save the result in a different buffer.

Is it really such a common scenario that this function should do it? Those
> who needs to have the result in another buffer can easily add a few lines
> in the calling code to make it so.
>

Exactly.

Out of curiosity I had a look at the current implementation of
> `reverse-region' and found it quite complicated and hard to understand what
> it does.
>

I don't have any for or against opinion on this (may be a slight against,
based on the "if it's not broken, why 'fix'" motto). I have been using
`reverse-region` for many years and it works just fine.
-- 

Kaushal Modi