David Bremner <david@tethera.net> writes: > > +The **has:** prefix searches for messages with a particular > +<key>=<value> property pair. Properties are used internally by notmuch > +(and extensions) to add metadata to messages. A given key can be > +present on a given message with several different values. > + I probably should have added to the commit message that this documentation is intentionally minimal, because it's not intended for people creating properties; that should go in API documentation, I think. > + { "has", "XPROPERTY" }, > /* > * Without the ":", since this is a multi-letter prefix, Xapian > * will add a colon itself if the first letter of the path I don't really understand the comment on the next line (since it seems that no : is added to XPROPERTY by Xapian), but I guess we should probably be consistent. Maybe Jani can explain the comment? d