On Thu, 12 Jan 2012 23:07:03 +0100, Xavier Maillard <xavier@maillard.im> wrote:
> On Wed, 11 Jan 2012 17:13:35 +0200, Tomi Ollila <tomi.ollila@iki.fi> wrote:
> > Executed
> >     for f in emacs/*.el
> >     do emacs -q --batch --eval \
> >         "(progn (find-file \"$f\") (whitespace-cleanup) (save-buffer))"
> >     done
> > 
> > which
> >     removed trailing whitespace and empty lines at the end of file
> >     removed spaces before tab (if any)
> >     converted 8 spaces to tabs in the beginning of line
> 
> +1
> 
> Maybe we should note something about this as a /coding style/ rule ?

How about "Running `indent-region' over the file should produce no
changes" as well?