Numerical branch name interpreted as a cset number

[Matt Mackall]

On Fri, 2011-12-09 at 19:08 -0800, Tom Fox wrote:
> Matt Mackall wrote
> > 
> > Yep. It took a bit for the revset facility to be supported everywhere.
> > In fact, it seems we missed 'hg heads <X>' (though the slightly
> > different 'hg heads -r <X>' does work).
> > 
> > But revsets are extremely powerful and render most of log's other
> > options redundant (along with all the other commands that show
> > changesets). So for instance, you can do:
> > 
> > hg log -r 'heads(branch(111))'
> > 
> > ..though it'd obviously Just Work if you used a less ambiguous branch
> > naming scheme.
> > 
> 
> This must have been done after 1.7.5.  In 1.7.5, "hg log -r
> 'head(branch(111))'" does not work.  "hg log -r 'branch(111) and head()'"

heads
    ^

    "head()"
      Changeset is a named branch head.

    "heads(set)"
      Members of set with no children in set.

But you're right, that doesn't work in 1.7.5, and has since been fixed.

-- 
Mathematics is the supreme nostalgia of our time.