Please check out the revset feature

[Matt Mackall]

On Tue, 2010-06-08 at 15:45 -0400, Greg Ward wrote:
> On Mon, Jun 7, 2010 at 12:16 PM, Matt Mackall <mpm at selenic.com> wrote:
> > Last week I pushed the revset feature to default. It's available
> > wherever revision ranges were previously supported. It's quite complex
> > and needs some testing. (And yes, there are currently no tests or docs!)
> 
> Cool!  This is a killer feature.
> 
> I just naively tried to do this:
> 
>   hg update 'p1(109360)'
> 
> which was rejected: presumably update doesn't accept revsets at all,
> since it's nonsensical in general.  But there are certainly useful
> revsets with only one member.  Would it be possible to make update
> accept a query that evaluates to exactly one changeset, and barf
> otherwise?

Yes. Haven't gotten there yet though.

-- 
Mathematics is the supreme nostalgia of our time.