Reason · Reason lets you write simple, fast and quality type safe code while leveraging both the JavaScript & OCaml ecosystems.

sig
 type !'a t
 exception Empty
 val create : unit -> 'a Queue.t
 val add : 'a -> 'a Queue.t -> unit
 val push : 'a -> 'a Queue.t -> unit
 val take : 'a Queue.t -> 'a
 val take_opt : 'a Queue.t -> 'a option
 val pop : 'a Queue.t -> 'a
 val peek : 'a Queue.t -> 'a
 val peek_opt : 'a Queue.t -> 'a option
 val top : 'a Queue.t -> 'a
 val clear : 'a Queue.t -> unit
 val copy : 'a Queue.t -> 'a Queue.t
 val is_empty : 'a Queue.t -> bool
 val length : 'a Queue.t -> int
 val iter : ('a -> unit) -> 'a Queue.t -> unit
 val fold : ('b -> 'a -> 'b) -> 'b -> 'a Queue.t -> 'b
 val transfer : 'a Queue.t -> 'a Queue.t -> unit
 val to_seq : 'a Queue.t -> 'a Stdlib.Seq.t
 val add_seq : 'a Queue.t -> 'a Stdlib.Seq.t -> unit
 val of_seq : 'a Stdlib.Seq.t -> 'a Queue.t
end