ANN: pbranch extension (alternative to mq, like topgit and bzr loom)

[Peter Arrenbrecht]

On Mon, Dec 15, 2008 at 11:03 AM, Arne Babenhauserheide <arne_bab at web.de> wrote:
> Am Sonntag 14 Dezember 2008 09:52:31 schrieb Peter Arrenbrecht:
>> While seemingly elegant in that it did not introduce .hgpatchinfo/*
>> files into the real branches, this approach did not work out fully
>> because it lacked a way to go back in time consistently (meaning you
>> can update back to an earlier rev and get exactly the pdiffs back you
>> had then, across clones).
>
> Couldn't the pbranch extension check the date and then use the version of the
> .hgpatchinfo branch appropriate for the current workdir (as long as
> .hgpatchinfo/* wasn't changed in the workdir)?

I briefly considered something like this, but using date comparisons
is not going to be robust when we share repos. I'd rather have
something not so easy to break.

>
> This could make .pbranch a lot slower when you're not at the tip (check if
> .hgpatcinfo/* was modified; check the branch; get the file from the manifest
> of the correct revision), but for normal operations the performance shouldn't
> be affected much I think (just one check: "Is the most recent .hgpatchinfo
> revision newer than the current revision? If not, get the file from its
> manifest.").
>
> But I'm sure there's still some more complexity underneath (for example
> .hgpatchinfo would have to know for which revision it is valid).
>
> Best wishes,
> Arne
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