}
		return true
	})
	return deprecatedTypes, topError
}

// recurseMissingTypedConfig checks that configured filters do not rely on `name` and elide `typed_config`.
// This is temporarily enabled in Envoy by the envoy.reloadable_features.no_extension_lookup_by_name flag, but in the future will be removed.
func recurseMissingTypedConfig(message protoreflect.Message) []string {
	var deprecatedTypes []string
	if message == nil {

	}
	bad := &listener.Filter{
		Name: wellknown.TCPProxy,
	}
	assert.Equal(t, recurseMissingTypedConfig(good.ProtoReflect()), []string{}, "typed config set")
	assert.Equal(t, recurseMissingTypedConfig(ecds.ProtoReflect()), []string{}, "config discovery set")
	assert.Equal(t, recurseMissingTypedConfig(bad.ProtoReflect()), []string{wellknown.TCPProxy}, "typed config not set")