Re: [PATCH v2] checkout: implement "-" shortcut name for last branch

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Hi,

On Thu, 15 Jan 2009, Johannes Sixt wrote:

> Thomas Rast schrieb:
> > Let git-checkout save the old branch as a symref in LAST_HEAD, and
> > make 'git checkout -' switch back to LAST_HEAD, like 'cd -' does in
> > the shell.
> 
> /me likes this feature.
> 
> git rebase (-i or not) calls checkout behind the scenes if the
> two-argument form is used:
> 
>    git rebase [-i] master topic
> 
> and 'topic' is not the current branch. You may want to add a test that
> ensures that rebase sets LAST_HEAD in this case.
> 
> You must make sure that commits referenced by LAST_HEAD are not
> garbage-collected. (I don't know if this happens anyway for symrefs in .git.)

Note: if you used reflogs for that feature, the garbage collection could 
not have killed the commit.  However, it is quite possible that the 
branch was deleted.

Ciao,
Dscho

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