Empty1 any
	Empty2 any
	Empty3 any
	Empty4 any
	// Non-empty interfaces.
	NonEmptyInterface         I
	NonEmptyInterfacePtS      *I
	NonEmptyInterfaceNil      I
	NonEmptyInterfaceTypedNil I
	// Stringer.
	Str fmt.Stringer
	Err error
	// Pointers
	PI  *int
	PS  *string
	PSI *[]int
	NIL *int
	// Function (not method)
	BinaryFunc      func(string, string) string
	VariadicFunc    func(...string) string

	Empty1 any
	Empty2 any
	Empty3 any
	Empty4 any
	// Non-empty interfaces.
	NonEmptyInterface         I
	NonEmptyInterfacePtS      *I
	NonEmptyInterfaceNil      I
	NonEmptyInterfaceTypedNil I
	// Stringer.
	Str fmt.Stringer
	Err error
	// Pointers
	PI  *int
	PS  *string
	PSI *[]int
	NIL *int
	// Function (not method)
	BinaryFunc             func(string, string) string
	VariadicFunc           func(...string) string

	{"%s", I(23), `<23>`},
	{"%q", I(23), `"<23>"`},
	{"%x", I(23), `3c32333e`},
	{"%#x", I(23), `0x3c32333e`},
	{"%# x", I(23), `0x3c 0x32 0x33 0x3e`},
	// Stringer applies only to string formats.
	{"%d", I(23), `23`},
	// Stringer applies to the extracted value.
	{"%s", reflect.ValueOf(I(23)), `<23>`},

	// go syntax
	{"%#v", A{1, 2, "a", []int{1, 2}}, `fmt_test.A{i:1, j:0x2, s:"a", x:[]int{1, 2}}`},

	TypeSRV:   "TypeSRV",
	TypeOPT:   "TypeOPT",
	TypeWKS:   "TypeWKS",
	TypeHINFO: "TypeHINFO",
	TypeMINFO: "TypeMINFO",
	TypeAXFR:  "TypeAXFR",
	TypeALL:   "TypeALL",
}

// String implements fmt.Stringer.String.
func (t Type) String() string {
	if n, ok := typeNames[t]; ok {
		return n
	}
	return printUint16(uint16(t))
}

// GoString implements fmt.GoStringer.GoString.
func (t Type) GoString() string {

	if supported {
		// Iterate over watchers interested in the given values of the trigger.
		for _, triggerValue := range triggerValues {
			for _, watcher := range c.watchers.valueWatchers[triggerValue] {
				c.watchersBuffer = append(c.watchersBuffer, watcher)
			}
		}
	} else {
		// supported equal to false generally means that trigger function
		// is not defined (or not aware of any indexes). In this case,

	return nil
}

//msgp:ignore batchJobMetrics
type batchJobMetrics struct {
	sync.RWMutex
	metrics map[string]*batchJobInfo
}

//msgp:ignore batchJobMetric
//go:generate stringer -type=batchJobMetric -trimprefix=batchJobMetric $GOFILE
type batchJobMetric uint8

const (
	batchJobMetricReplication batchJobMetric = iota
	batchJobMetricKeyRotation
	batchJobMetricExpire
)

// values of type Object to ir.Node or a more specific type.
type Object interface {
	Pos() src.XPos
	Sym() *Sym
	Type() *Type
}

//go:generate stringer -type Kind -trimprefix T type.go

// Kind describes a kind of type.
type Kind uint8

const (
	Txxx Kind = iota

	TINT8
	TUINT8
	TINT16
	TUINT16
	TINT32
	TUINT32
	TINT64
	TUINT64

	// more than one session ticket. If called with a nil *ClientSessionState,
	// it should remove the cache entry.
	Put(sessionKey string, cs *ClientSessionState)
}

//go:generate stringer -linecomment -type=SignatureScheme,CurveID,ClientAuthType -output=common_string.go

// SignatureScheme identifies a signature algorithm supported by TLS. See
// RFC 8446, Section 4.2.3.
type SignatureScheme uint16

	RangeRequested   string `xml:"RangeRequested,omitempty" json:"RangeRequested,omitempty"`
}

// APIErrorCode type of error status.
type APIErrorCode int

//go:generate stringer -type=APIErrorCode -trimprefix=Err $GOFILE

// Error codes, non exhaustive list - http://docs.aws.amazon.com/AmazonS3/latest/API/ErrorResponses.html
const (
	ErrNone APIErrorCode = iota
	ErrAccessDenied
	ErrBadDigest

var (
	// XL header specifies the format
	xlHeader = [4]byte{'X', 'L', '2', ' '}

	// Current version being written.
	xlVersionCurrent [4]byte
)

//go:generate msgp -file=$GOFILE -unexported
//go:generate stringer -type VersionType,ErasureAlgo -output=xl-storage-format-v2_string.go $GOFILE

const (
	// Breaking changes.
	// Newer versions cannot be read by older software.
	// This will prevent downgrades to incompatible versions.