Module Op.Notify

type t
type kind = [
  1. | `End
  2. | `Fail
  3. | `Info
  4. | `Start
  5. | `Warn
]
val v_op : id:id -> mark:mark -> created:B0_std.Mtime.span -> ?post_exec:(op -> unit) -> ?k:(op -> unit) -> kind -> string -> op
val v : kind:kind -> msg:string -> t
val get : op -> t
val kind : t -> kind
val msg : t -> string