Re: "git shortlog -sn --follow -- <path>" counts all commits to entire repo

From: Jeff King <peff@peff.net>
Date: Sep 9, 2017, 06:52 UTC
Message-ID: <20170909065247.wob3nuxvox4f65gg@sigill.intra.peff.net>
In-Reply-To: <xmqqbmmlytv3.fsf@gitster.mtv.corp.google.com>

On Sat, Sep 09, 2017 at 02:37:20AM +0900, Junio C Hamano wrote:

Show 12 quoted lines

> > That said, I don't think we can go wrong by making shortlog's traversal
> > more like log's. Any changes we make to --follow will be aimed at and
> > tested with git-log, so the more code they share the more likely it is
> > that shortlog won't bitrot.
> 
> Both true.  
> 
> Using log-tree traversal machinery instead of just get_revision()
> would probably mean we would slow it down quite a bit unless we are
> careful, but at the same time, things like "git shortlog -G<string>"
> would suddenly start working, so this is not just helping the
> "--follow" hack.

I didn't notice that, but I'm not surprised that there are more options that shortlog doesn't quite work with.

I don't plan on working on this myself any time soon, so maybe it's a good #leftoverbits candidate (though it's perhaps a little more involved than some).

-Peff