return strings.Join(values, ",")
}

// hasUsageStats returns true if for each hard constraint in interestingResources there is a value for its current usage
func hasUsageStats(resourceQuota *corev1.ResourceQuota, interestingResources []corev1.ResourceName) bool {
	interestingSet := quota.ToSet(interestingResources)
	for resourceName := range resourceQuota.Status.Hard {
		if !interestingSet.Has(string(resourceName)) {
			continue