def err_of
import bendonnect-rpc@0.1.0.0/src/error.bend as Errorimport Base
import bend-kit-json@0.6.1.1/json.bend as Json
456def err_of(m: Maybe<&1, Json.Val>) -> Maybe<&1, Maybe<&1, Error>>:
457 match m:
458 case None{}:
459 Some{None{}}
460 case Some{v}:
461 err_val(from_json(v))