Re: Fix "git diff --stat" for interesting - but empty - file changes

[Linus Torvalds <torvalds@linux-foundation.org>]

On Wed, Oct 17, 2012 at 11:28 AM, Junio C Hamano <gitster@pobox.com> wrote:
>
> I think listing a file whose content remain unchanged with 0 as the
> number of lines affected makes sense, and it will mesh well with
> Duy's
>
>   http://thread.gmane.org/gmane.comp.version-control.git/207749
>
> I first wondered if we would get a division-by-zero while scaling
> the graph, but we do not scale smaller numbers up to fill the
> columns, so we should be safe.

Note that we should be safe for a totally different - and more
fundamental - reason: the zero line case is by no means new. We've
always done it for the rename case.

> These days, we omit 0 insertions and 0 deletions, so I am not sure
> what you should get for this case, though:
>
>>  Makefile | 0
>>  1 file changed, 0 insertions(+), 0 deletions(-)
>
> Should we just say "1 file changed"?

If that is what it does for the rename case, then yes. I think it
should fall out naturally.

              Linus