reactivemongo.core.protocol.ChannelState
(usable: StringAdd).self
(usable: StringFormat).self
(usable: ArrowAssoc[Usable]).x
(Since version 2.10.0) Use leftOfArrow
instead
(usable: Ensuring[Usable]).x
(Since version 2.10.0) Use resultOfEnsuring
instead
This channel is usable for any kind of queries, depending on its node state.