`sig type 'a t = 'a Stream.t type 'a enumerable = 'a t type 'a mappable = 'a t exception Failure exception Error of string val from : (int -> 'a option) -> 'a BatStream.t val of_list : 'a list -> 'a BatStream.t val of_string : string -> char BatStream.t val of_bytes : Bytes.t -> char BatStream.t val of_channel : Pervasives.in_channel -> char BatStream.t val of_fun : (unit -> 'a) -> 'a BatStream.t val iter : ('a -> unit) -> 'a BatStream.t -> unit val foldl : ('a -> 'b -> 'a * bool option) -> 'a -> 'b BatStream.t -> 'a val foldr : ('a -> 'b lazy_t -> 'b) -> 'b -> 'a BatStream.t -> 'b val fold : ('a -> 'a -> 'a * bool option) -> 'a BatStream.t -> 'a val filter : ('a -> bool) -> 'a BatStream.t -> 'a BatStream.t val empty : 'a BatStream.t -> unit val peek : 'a BatStream.t -> 'a option val junk : 'a BatStream.t -> unit val count : 'a BatStream.t -> int val npeek : int -> 'a BatStream.t -> 'a list val enum : 'a BatStream.t -> 'a BatEnum.t val of_enum : 'a BatEnum.t -> 'a BatStream.t val of_input : BatIO.input -> char BatStream.t val to_list : 'a BatStream.t -> 'a list val to_string : char BatStream.t -> string val to_string_fmt : ('a -> string, unit, string) Pervasives.format -> 'a BatStream.t -> string val to_string_fun : ('a -> string) -> 'a BatStream.t -> string val on_output : 'a BatIO.output -> char BatStream.t -> unit val map : ('a -> 'b) -> 'a BatStream.t -> 'b BatStream.t val map2 : ('a -> 'b -> 'c) -> 'a BatStream.t -> 'b BatStream.t -> 'c BatStream.t val scanl : ('a -> 'b -> 'a) -> 'a -> 'b BatStream.t -> 'a BatStream.t val scan : ('a -> 'a -> 'a) -> 'a BatStream.t -> 'a BatStream.t val concat : 'a BatStream.t BatStream.t -> 'a BatStream.t val concat_map : ('a -> 'b BatStream.t) -> 'a BatStream.t -> 'b BatStream.t val take : int -> 'a BatStream.t -> 'a BatStream.t val drop : int -> 'a BatStream.t -> 'a BatStream.t val take_while : ('a -> bool) -> 'a BatStream.t -> 'a BatStream.t val drop_while : ('a -> bool) -> 'a BatStream.t -> 'a BatStream.t val dup : 'a BatStream.t -> 'a BatStream.t * 'a BatStream.t val comb : 'a BatStream.t * 'b BatStream.t -> ('a * 'b) BatStream.t val split : ('a * 'b) BatStream.t -> 'a BatStream.t * 'b BatStream.t val merge : (bool -> 'a -> bool) -> 'a BatStream.t * 'a BatStream.t -> 'a BatStream.t val switch : ('a -> bool) -> 'a BatStream.t -> 'a BatStream.t * 'a BatStream.t val cons : 'a -> 'a BatStream.t -> 'a BatStream.t val apnd : 'a BatStream.t -> 'a BatStream.t -> 'a BatStream.t val is_empty : 'a BatStream.t -> bool val next : 'a BatStream.t -> 'a module StreamLabels : sig val iter : f:('a -> unit) -> 'a BatStream.t -> unit val to_string_fmt : fmt:('a -> string, unit, string) Pervasives.format -> 'a BatStream.t -> string val to_string_fun : fn:('a -> string) -> 'a BatStream.t -> string val foldl : f:('a -> 'b -> 'a * bool option) -> init:'a -> 'b BatStream.t -> 'a val foldr : f:('a -> 'b lazy_t -> 'b) -> init:'b -> 'a BatStream.t -> 'b val fold : f:('a -> 'a -> 'a * bool option) -> init:'a BatStream.t -> 'a val filter : f:('a -> bool) -> 'a BatStream.t -> 'a BatStream.t val map : f:('a -> 'b) -> 'a BatStream.t -> 'b BatStream.t val map2 : f:('a -> 'b -> 'c) -> 'a BatStream.t -> 'b BatStream.t -> 'c BatStream.t val scanl : f:('a -> 'b -> 'a) -> 'a -> 'b BatStream.t -> 'a BatStream.t val scan : f:('a -> 'a -> 'a) -> 'a BatStream.t -> 'a BatStream.t val take_while : f:('a -> bool) -> 'a BatStream.t -> 'a BatStream.t val drop_while : f:('a -> bool) -> 'a BatStream.t -> 'a BatStream.t val merge : f:(bool -> 'a -> bool) -> 'a BatStream.t * 'a BatStream.t -> 'a BatStream.t val switch : f:('a -> bool) -> 'a BatStream.t -> 'a BatStream.t * 'a BatStream.t end val iapp : 'a BatStream.t -> 'a BatStream.t -> 'a BatStream.t val icons : 'a -> 'a BatStream.t -> 'a BatStream.t val ising : 'a -> 'a BatStream.t val lapp : (unit -> 'a BatStream.t) -> 'a BatStream.t -> 'a BatStream.t val lcons : (unit -> 'a) -> 'a BatStream.t -> 'a BatStream.t val lsing : (unit -> 'a) -> 'a BatStream.t val sempty : 'a BatStream.t val slazy : (unit -> 'a BatStream.t) -> 'a BatStream.t val dump : ('a -> unit) -> 'a BatStream.t -> unit end`