`sig
type elt = BatText.t
type t = BatSet.Make(BatText).t
val empty : t
val is_empty : t -> bool
val singleton : elt -> t
val mem : elt -> t -> bool
val find : elt -> t -> elt
val add : elt -> t -> t
val remove : elt -> t -> t
val union : t -> t -> t
val inter : t -> t -> t
val diff : t -> t -> t
val sym_diff : t -> t -> t
val compare : t -> t -> int
val equal : t -> t -> bool
val subset : t -> t -> bool
val disjoint : t -> t -> bool
val compare_subset : t -> t -> int
val iter : (elt -> unit) -> t -> unit
val map : (elt -> elt) -> t -> t
val filter : (elt -> bool) -> t -> t
val filter_map : (elt -> elt option) -> t -> t
val fold : (elt -> 'a -> 'a) -> t -> 'a -> 'a
val for_all : (elt -> bool) -> t -> bool
val exists : (elt -> bool) -> t -> bool
val partition : (elt -> bool) -> t -> t * t
val split : elt -> t -> t * bool * t
val split_opt : elt -> t -> t * elt option * t
val split_lt : elt -> t -> t * t
val split_le : elt -> t -> t * t
val cardinal : t -> int
val elements : t -> elt list
val to_list : t -> elt list
val min_elt : t -> elt
val max_elt : t -> elt
val choose : t -> elt
val pop : t -> elt * t
val enum : t -> elt BatEnum.t
val backwards : t -> elt BatEnum.t
val of_enum : elt BatEnum.t -> t
val print :
?first:string ->
?last:string ->
?sep:string ->
('a BatInnerIO.output -> elt -> unit) ->
'a BatInnerIO.output -> t -> unit
module Exceptionless :
sig
val min_elt : t -> elt option
val max_elt : t -> elt option
val choose : t -> elt option
val find : elt -> t -> elt option
end
module Labels :
sig
val iter : f:(elt -> unit) -> t -> unit
val fold : f:(elt -> 'a -> 'a) -> t -> init:'a -> 'a
val for_all : f:(elt -> bool) -> t -> bool
val exists : f:(elt -> bool) -> t -> bool
val map : f:(elt -> elt) -> t -> t
val filter : f:(elt -> bool) -> t -> t
val filter_map : f:(elt -> elt option) -> t -> t
val partition : f:(elt -> bool) -> t -> t * t
end
end`