}

func extractMatchedSelectorInfo(ls *metav1.LabelSelector, objLabels map[string]string) (matched bool, injLabel string) {
	if ls == nil {
		return true, ""
	}
	selector, err := metav1.LabelSelectorAsSelector(ls)
	if err != nil {
		return false, ""
	}
	matched = selector.Matches(labels.Set(objLabels))
	if !matched {
		return matched, ""
	}
	for _, me := range ls.MatchExpressions {
		switch me.Operator {

	// predicate is used to filter out "obvious" test cases, to avoid enumerating all cases
	// nolint: unparam
	predicate := func(ls LabelSet) (string, bool) {
		if ls.namespace.Get("istio-injection") == "disabled" {
			return "", true
		}
		if ls.pod.Get("sidecar.istio.io/inject") == "false" {
			return "", true
		}
		return "", false
	}