sig
type data
type t
val create : int -> Mweak.S.t
val clear : Mweak.S.t -> unit
val merge : Mweak.S.t -> Mweak.S.data -> Mweak.S.data
val add : Mweak.S.t -> Mweak.S.data -> unit
val remove : Mweak.S.t -> Mweak.S.data -> unit
val find : Mweak.S.t -> Mweak.S.data -> Mweak.S.data
val find_all : Mweak.S.t -> Mweak.S.data -> Mweak.S.data list
val mem : Mweak.S.t -> Mweak.S.data -> bool
val iter : (Mweak.S.data -> unit) -> Mweak.S.t -> unit
val fold : (Mweak.S.data -> 'a -> 'a) -> Mweak.S.t -> 'a -> 'a
val count : Mweak.S.t -> int
val stats : Mweak.S.t -> int * int * int * int * int * int
end