Vec_gen.S
val length : t -> int
val compact : t -> unit
val empty : unit -> t
val make : int -> t
val is_empty : t -> bool
Exposed for some APIs which only take array as input, when exposed
val reserve : t -> int -> unit
val delete : t -> int -> unit
val pop : t -> unit
val delete_range : t -> int -> int -> unit
val clear : t -> unit
val reset : t -> unit
val reverse_in_place : t -> unit
val capacity : t -> int