sig
type 'connection_state t
val null : unit -> 'connection_state Rpc.Implementations.t
val create :
implementations:'connection_state Rpc.Implementation.t list ->
on_unknown_rpc:[ `Call of rpc_tag:string -> version:int -> unit
| `Ignore
| `Raise ] ->
('connection_state Rpc.Implementations.t,
[ `Duplicate_implementations of Rpc.Implementation.Description.t list ])
Core.Std.Result.t
val create_exn :
implementations:'connection_state Rpc.Implementation.t list ->
on_unknown_rpc:[ `Call of rpc_tag:string -> version:int -> unit
| `Ignore
| `Raise ] ->
'connection_state Rpc.Implementations.t
end