Module Time_ns.Option

module Option: sig .. end  with type time := t

type t = private Core_kernel.Std.Int63.t 
val typerep_of_t : t Typerep_lib.Std.Typerep.t
val typename_of_t : t Typerep_lib.Std.Typename.t
include Identifiable
val none : t
val some : t -> t
val is_none : t -> bool
val is_some : t -> bool
val value : t -> default:t -> t
val value_exn : t -> t
val of_option : t option -> t
val to_option : t -> t option
module Stable: sig .. end