Oh, I didn't realize that. It doesn't seem to be mentioned on the man
page, though I can't necessarily claim that I would have seen it if it
had.
Even so, this seems like a bug. If I do this:
$ cd /
$ git-diff
there is no error message and no error status. A diagnostic would be
very helpful.
Mike
On Tue, Apr 29, 2008 at 5:53 PM, Junio C Hamano <gitster@xxxxxxxxx> wrote:
> "Mike Coleman" <tutufan@xxxxxxxxx> writes:
>
> > At least in version 1.5.4.2, git-diff silently fails when not run
> > inside a repository. It should give an error diagnostic, especially
> > since "no output" would otherwise be a meaningful response.
>
> Unfortunately this does not have enough information to go by, as unlike
> many other programs, "git diff" contains a hack to be usable as a better
> (for certain definition of "better" I may not necessarily agree with) GNU
> diff replacement when run outside a repository.
>
> i.e.
>
> mkdir -p /var/tmp/junk
> cd /var/tmp/junk
> rm -fr .git ;# make sure it is not a repository
> echo >a hello
> echo >b world
> git diff --color a b
>
> is supposed to work.
>
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