method visit_KPoly : 'b -> 'c -> unit
method visit_KInt : 'b -> 'd -> unit
method visit_KDec : 'b -> 'e -> unit
method visit_KMoney : 'b -> 'f -> unit
method visit_KDate : 'b -> 'g -> unit
method visit_KDuration : 'b -> 'h -> unit
method visit_op_kind : 'b -> 'i -> op_kind -> unit