fs.BoolVar(&flags.allowRCUpgrades, "allow-release-candidate-upgrades", flags.allowRCUpgrades, "Show release candidate versions of Kubernetes as an upgrade alternative and allow upgrading to a release candidate versions of Kubernetes.")

func EnforceVersionPolicies(versionGetter VersionGetter, newK8sVersionStr string, newK8sVersion *version.Version, allowExperimentalUpgrades, allowRCUpgrades bool) *VersionSkewPolicyErrors {

	skewErrors := &VersionSkewPolicyErrors{
		Mandatory: []error{},
		Skippable: []error{},
	}

	clusterVersionStr, clusterVersion, err := versionGetter.ClusterVersion()

	// AllowExperimentalAPI flag can be used to allow experimental / work in progress APIs
	AllowExperimentalAPI = "allow-experimental-api"

	// AllowRCUpgrades enable this flag will allow upgrading to a release candidate version of Kubernetes.
	AllowRCUpgrades = "allow-release-candidate-upgrades"

	// AllowExperimentalUpgrades enable this flag will allow upgrading to an alpha/beta/release candidate version of Kubernetes.