kubectl delete -n "${NAMESPACE}" "$resource";
  done
done

# clean up Gateway API resources that may have been used
if kubectl get crd gateways.gateway.networking.k8s.io >/dev/null 2>&1; then
  protos=( httproutes gateways.gateway.networking.k8s.io )
  for proto in "${protos[@]}"; do
    for resource in $(kubectl get -n "${NAMESPACE}" "$proto" -o name); do
      kubectl delete -n "${NAMESPACE}" "$resource";
    done
  done