How old a version of xapian should notmuch support?

[David Bremner]

David Bremner <david at tethera.net> writes:

> I'm looking at changes to get notmuch running with xapian-1.5
> (developement version). One thing that has changed is the compact API we
> are using (deprecated since 1.3.4, Jan 2016) has been dropped
> [1]. Updating to the new version is easy enough, but maintaining support
> for two versions is a bit boring.
>
> One option is to bump the version of xapian required to run the next
> release of notmuch. We could bump to 1.3.4, but since it's a development
> version, for many users (e.g. on Debian) that means 1.4.0, which is
> roughly two years old now.
>

It occurred to me that such a change would also allow a simplification
of the documentation and code by making FieldProcessors mandatory. This
means that several query language features would stop being optional.

d