Re: [RFC] get_sha1() shorthands for blob/tree objects

[Ray Lehtiniemi <rayl@shawcable.com>]

one more lightweight vote in favor....  such a feature would eliminate a few 
shell scripts i cobbled together which essentially allow me to say

  git diff 8a6352:path/to/module 5f3461:moved/and/hacked/copy


On Tuesday 18 April 2006 18:21, Shawn Pearce wrote:
> Not that my voice carries much weight, but a coworker has been
> asking for this feature to be added to pg for months.  I've just
> been too lazy to get around to writing the shell code to do it.
> Making it part of git cat-file seems like a good idea, making it
> usable by other tools like git diff just rocks.  :-)
>
> I think its a very worthwhile addition.
>
> Martin Langhoff <martin.langhoff@gmail.com> wrote:
> > On 4/19/06, Linus Torvalds <torvalds@osdl.org> wrote:
> > >   What do people think? Have you ever wanted to
> > >   access individual files in some random revision? Do you think this is
> > >   useful?
> >
> > Definitely, I've several times had to go through contortions to do
> > this easily, and I've ended up turning to gitweb often to quickly see
> > the state of a file at a given revision.
> >
> > > With this, you can do something like
> > >
> > >         git cat-file blob v1.2.4:Makefile
> > >
> > > to get the contents of "Makefile" at revision v1.2.4.
> > >
> > > Now, this isn't necessarily something you really need all that often,
> > > but the concept itself is actually pretty powerful. We could, for
> > > example, allow things like
> > >
> > >         git diff v0.99.6:git-commit-script..v1.3.0:git-commit.sh
> >
> > These two examples are more than enough -- I buy ;-)