// storage class kind supported.
func IsValid(sc string) bool {
	return sc == RRS || sc == STANDARD
}

// UnmarshalText unmarshals storage class from its textual form into
// storageClass structure.
func (sc *StorageClass) UnmarshalText(b []byte) error {
	scStr := string(b)
	if scStr == "" {
		return nil
	}
	s, err := parseStorageClass(scStr)
	if err != nil {
		return err
	}

	// settings for the heal sequence
	HealSettings madmin.HealOpts `json:"Settings"`

	// slice of available heal result records
	Items []madmin.HealResultItem `json:"Items"`
}

// structure to hold state of all heal sequences in server memory
type allHealState struct {
	sync.RWMutex

	// map of heal path to heal sequence
	healSeqMap map[string]*healSequence // Indexed by endpoint

// when it has been returned on a handler.
// This will disable automatic response recycling/pooling.
// Typically this is used when the response sharing part of its data structure.
func (h *SingleHandler[Req, Resp]) WithSharedResponse() *SingleHandler[Req, Resp] {
	h.sharedResp = true
	return h
}

// NewResponse creates a new response.

	TargetPurgeStatuses  map[string]VersionPurgeStatusType
	ReplicationTimestamp time.Time
}

// MultipartInfo captures metadata information about the uploadId
// this data structure is used primarily for some internal purposes
// for verifying upload type such as was the upload
// - encrypted
// - compressed
type MultipartInfo struct {
	// Name of the bucket.
	Bucket string

type formatErasureVersionDetect struct {
	Erasure struct {
		Version string `json:"version"`
	} `json:"xl"`
}

// Represents the V1 backend disk structure version
// under `.minio.sys` and actual data namespace.
// formatErasureV1 - structure holds format config version '1'.
type formatErasureV1 struct {
	formatMetaV1
	Erasure struct {
		Version string `json:"version"` // Version of 'xl' format.

	}

	return envKV{
		Key:   key,
		Value: val,
	}, nil
}

// Similar to os.Environ returns a copy of strings representing
// the environment values from a file, in the form "key, value".
// in a structured form.
func minioEnvironFromFile(envConfigFile string) ([]envKV, error) {
	f, err := Open(envConfigFile)
	if err != nil {
		return nil, err
	}
	defer f.Close()
	var ekvs []envKV

				relValue = joinSchema.ReflectValueOf(db.Statement.Context, currentReflectValue)
				if relValue.Kind() == reflect.Ptr {
					fullRelsName := utils.JoinNestedRelationNames(fullRels)
					// same nested structure
					if _, ok := joinedNestedSchemaMap[fullRelsName]; !ok {
						if value := reflect.ValueOf(values[idx]).Elem(); value.Kind() == reflect.Ptr && value.IsNil() {
							isNilPtrValue = true
							break
						}

	ChecksumCRC32C string `xml:"ChecksumCRC32C,omitempty"`
	ChecksumSHA1   string `xml:"ChecksumSHA1,omitempty"`
	ChecksumSHA256 string `xml:"ChecksumSHA256,omitempty"`
}

// DeleteError structure.
type DeleteError struct {
	Code      string
	Message   string
	Key       string
	VersionID string `xml:"VersionId"`
}

// DeleteObjectsResponse container for multiple object deletes.

// or informative based on the `exit` flag, please look
// at each implementation of error for added hints.
//
// FIXME: This is an unusual function but serves its purpose for
// now, need to revisit the overall erroring structure here.
// Do not like it :-(
func logFatalErrs(err error, endpoint Endpoint, exit bool) {
	switch {
	case errors.Is(err, errXLBackend):
		logger.Fatal(config.ErrInvalidXLValue(err), "Unable to initialize backend")

	}
	return vs, nil
}

// Because we are placing into an Unstructured, place as a map instead
// of structured Istio types.  (The go-client can handle the structured data, but the
// fake go-client used for mocking cannot.)
func unstructureIstioType(spec any) (map[string]any, error) {
	b, err := yaml.Marshal(spec)
	if err != nil {
		return nil, err