func (key *cacheKey) String() string {
	return fmt.Sprintf("%s-%s-%s-%s", key.roleARN, key.region, key.registryID, key.endpointOverride)
}
func (key *cacheKey) String() string {
	return fmt.Sprintf("%s-%s-%s-%s", key.roleARN, key.region, key.registryID, key.endpointOverride)
}
func ( key * cacheKey ) String ( ) string { return fmt . Sprintf ( " " , key . roleARN , key . region , key . registryID , key . endpointOverride ) }
// String formats the cachKey as a string
String formats the cachKey as a string