type t = (module Irmin.Contents.S)val add : string -> ?default:bool -> (module Irmin.Contents.S) -> unitval find : string -> tval term : string option Cmdliner.Term.tResolver.Contentstype t = (module Irmin.Contents.S)val add : string -> ?default:bool -> (module Irmin.Contents.S) -> unitval find : string -> tval term : string option Cmdliner.Term.t