sig
type (-'a, +'b) t
val sexp_of_t :
'a -> 'b -> ('c, 'd) Error_check.Timer.t -> Std_internal.Sexp.t
val create :
assertion:('a -> bool) ->
fail_alert:('a -> 'b) ->
success_alert:('a -> 'b) ->
min_alert_interval:Span.t -> ('a, 'b) Error_check.Timer.t
val check : ('a, 'b) Error_check.Timer.t -> 'a -> Time.t -> 'b option
val state : ('a, 'b) Error_check.Timer.t -> bool
end