module Lazy_sequence: Lazy_sequence
type 'a t
val map : 'a t -> f:('a -> 'b) -> 'b t
val filter : 'a t -> f:('a -> bool) -> 'a t
val filter_map : 'a t -> f:('a -> 'b option) -> 'b t
val fold_map : 'a t ->
init:'state -> f:('state -> 'a -> 'state * 'b) -> 'b t
val filter_fold_map : 'a t ->
init:'state -> f:('state -> 'a -> 'state * 'b option) -> 'b t
include Container.S1
module Iterator: sig .. end
val stop : 'a t
val (==>) : 'a -> (unit -> 'a t) -> 'a t
val (==>>) : 'a list -> (unit -> 'a t) -> 'a t
val initialize : (unit -> 'a t) -> 'a t
val protect : finally:(unit -> unit) -> 'a t -> 'a t
val init : (int -> 'a option) -> 'a t
val of_list : 'a list -> 'a t