Re: [WIP v1 0/4] mv: fix out-of-cone file/directory move logic

> Thanks for working out some ways to make 'mv' behave more nicely with sparse
> checkouts! I did my best to address some of the specific implementation
> questions you had in your commit messages. Beyond that, my main points of
> feedback (beyond some formatting nits and implementation questions) are:
>
> * Patch 2 deals with sparse directories, which won't show up until you
>   enable sparse index; since you can't test that yet, you should save the
>   patch for your "sparse index integration" series.
> * Patch 4 should either be moved to the beginning of the series (with the
>   tests flagged with 'test_expect_failure' until the patch that fixes the
>   associated behavior), or split up with the tests associated with a change
>   moved into the patch that makes that change.
>
> And, as always, I'm happy to answer any questions and/or clarify weird
> behavior you encounter while making changes to this (or subsequent) series!