Any updates on the `List-Id` indexing feature?

[David Bremner]

Ciprian Dorin Craciun <ciprian.craciun at gmail.com> writes:

> On Wed, Apr 29, 2020 at 8:08 PM David Bremner <david at tethera.net> wrote:
>> > I've also read the FAQ:
>> > * https://notmuchmail.org/faq/#index8h2
>>
>> Oops, that needs to be updated.
>>
>> It is implemented. See notmuch-config(1), under "index.header"
>
>
> That's perfect.  However the `search-terms` man pages doesn't say how
> it should be used.

Yes, it's a bit cryptic. There is a reference to user defined prefixes,
but that's it.

>
> Should I gather (from the `config` manpage) that these "prefixes"
> should always start with a upper-case letter, as in: `notmuch search
> -- 'List:some-id'`?

Yes, that sounds about right. In practice other things work as well, but
that depends on the Xapian tokenizer, which we don't really control, so
users should probably stick to capital letters to avoid suprises.

d