$copy method

void $copy(CSSBus<CSSBus> bus)

Implementation

void $copy(CSSBus bus) {
  _args.update(
    iD,
    (a) => a..addAll(bus.$args),
    ifAbsent: () => bus.$args,
  );
  _cache.update(
    iD,
    (a) => a..addAll(bus.$cache),
    ifAbsent: () => bus.$cache,
  );
}