def cons.r
import bend-toon-codec@0.1.0.0/src/expand.bend as Expandimport Base
import bend-toon-codec@0.1.0.0/src/json.bend as J
172def cons.r(+h: Result<&2, &2, String, J.Json>, +t: Result<&2, &2, String, J.Json>) -> Result<&2, &2, String, J.Json>:
173 match h t:
174 case Done{x} Done{y}:
175 Done{J.JCons{x, y}}
176 case Fail{e} _:
177 Fail{e}
178 case _ Fail{e}:
179 Fail{e}