sig
type (-'a, +'b) t
val sexp_of_t :
'a -> 'b -> ('c, 'd) Error_check.ToggleN.t -> Std_internal.Sexp.t
val create :
assertion:('a -> bool) ->
fail_alert:('a -> 'b) ->
final_fail_alert:('a -> 'b) ->
success_alert:('a -> 'b) ->
max_consecutive_fail_alerts:int -> ('a, 'b) Error_check.ToggleN.t
val check : ('a, 'b) Error_check.ToggleN.t -> 'a -> 'b option
val state : ('a, 'b) Error_check.ToggleN.t -> bool
end