New low-level filtering

v voldermort at hotmail.com
Wed Jan 30 02:09:09 CST 2013


Matt Mackall wrote
> Mercurial has always had a fast, numbered index of all changes. It can
> find any change instantly, by hash or by number. There is no existing
> notion of an "unreachable changeset" in Mercurial. So hiding change 1000
> from Mercurial is thus not trivial: code expects that there's a
> changeset between 999 and 1001.

That's the essence of what I was trying to understand - what are the
circumstances where changesets 999 and 1001 should be visible, but 1000
should be filtered? Could 1000 and 1001 be on different branches/heads?



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