[MERGE] Port across errors for shallow branch support.

[Robert Collins]

On Tue, 2008-02-19 at 22:37 -0500, Aaron Bentley wrote:
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> Robert Collins wrote:
> > This patch contains the errors needed to add shallow branch support.
> 
> > +class NotStacked(BranchError):
> > +
> > +    _fmt = "The branch '%(branch)s' is not stacked."
> > +
> > +
> 
> Surely it's repositories that can fail to be stacked, not branches?

...
> Why are both the repository format and the branch format required to be
> stackable?

Because both branch and repository are changing to allow shallow
branches that scale well. I posted previously about this.

-Rob
-- 
GPG key available at: <http://www.robertcollins.net/keys.txt>.
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