Linol_lwt.ShowMessageRequestClientCapabilitiesval create_messageActionItem :
?additionalPropertiesSupport:bool ->
unit ->
messageActionItemval create : ?messageActionItem:messageActionItem -> unit -> tinclude Linol_lsp.Import.Json.Jsonable.S with type t := tval t_of_yojson : Yojson.Safe.t -> tval yojson_of_t : t -> Yojson.Safe.t