Re: [PATCH 0/6] refs/reftable: wire up exclude patterns

> Hi,
>
> this patch series wires up exclude patterns for the reftable backend.
> Exclude patterns allow the backend to skip references internally that
> match a specific pattern. This avoids having to read references that the
> caller would discard immediately anyway.
>
> The series is structured as follows:
>
>   - Patches 1 and 2 fix two separate bugs in how we currently handle
>     exclude patterns in combination with namespaces. We didn't happen to
>     stumble over these bugs before because exclude patterns are only
>     implemented for the "packed" backend. But once you start to pack
>     refs we exclude references based on their full name instead of the
>     name with the prefixed stripped. For the reftable backend we'd
>     always hit those bugs because it always uses exclude patterns when
>     passed.
>
>   - Patches 3 to 5 wire up proper re-seeking of reftable iterators and
>     adds some tests to demonstrate that this works as expected. This is
>     a prerequisite for handling exclude patterns.
>
>   - Patch 6 wires up exclude patterns in the reftable backend by
>     re-seeking iterators once we hit an excluded reference.
>
> Thanks!
>
> Patrick
>