hostLookupFiles:    "files",
	hostLookupDNS:      "dns",
}

func (o hostLookupOrder) String() string {
	if s, ok := lookupOrderName[o]; ok {
		return s
	}
	return "hostLookupOrder=" + itoa.Itoa(int(o)) + "??"
}

func (r *Resolver) goLookupHostOrder(ctx context.Context, name string, order hostLookupOrder, conf *dnsConfig) (addrs []string, err error) {
	if order == hostLookupFilesDNS || order == hostLookupFiles {

	iexportVersionCurrent = 2
)

type ident struct {
	pkg  *types.Package
	name string
}

const predeclReserved = 32

type itag uint64

const (
	// Types
	definedType itag = iota
	pointerType
	sliceType
	arrayType
	chanType
	mapType
	signatureType
	structType
	interfaceType
	typeParamType
	instanceType
	unionType
)

	// Attempt to return this logger to the cache.
	if putCachedDlogger(l) {
		return
	}

	// Return the logger to the global pool.
	l.owned.Store(0)
}

const (
	debugLogUnknown = 1 + iota
	debugLogBoolTrue
	debugLogBoolFalse
	debugLogInt
	debugLogUint
	debugLogHex
	debugLogPtr
	debugLogString
	debugLogConstString
	debugLogStringOverflow

	debugLogPC
	debugLogTraceback

	off += secs

	if neg {
		off = -off
	}
	return off, s, true
}

// ruleKind is the kinds of rules that can be seen in a tzset string.
type ruleKind int

const (
	ruleJulian ruleKind = iota
	ruleDOY
	ruleMonthWeekDay
)

// rule is a rule read from a tzset string.
type rule struct {
	kind ruleKind
	day  int
	week int
	mon  int
	time int // transition time
}

	errBadComparison     = errors.New("incompatible types for comparison")
	errNoComparison      = errors.New("missing argument for comparison")
)

type kind int

const (
	invalidKind kind = iota
	boolKind
	complexKind
	intKind
	floatKind
	stringKind
	uintKind
)

func basicKind(v reflect.Value) (kind, error) {
	switch v.Kind() {
	case reflect.Bool:
		return boolKind, nil

	methods := under(T).(*Interface).typeSet().methods // T must be an interface
	if len(methods) == 0 {
		return nil, false
	}

	const (
		ok = iota
		notFound
		wrongName
		unexported
		wrongSig
		ambigSel
		ptrRecv
		field
	)

	state := ok
	var m *Func // method on T we're trying to implement

		if err := c.ops.WriteConfig(c.name+"/latest", msg, latestMsg); err != ErrWriteConflict {
			// Success or a non-write-conflict error.
			return err
		}
	}
}

const (
	msgPast = 1 + iota
	msgNow
	msgFuture
)

// mergeLatestMem is like mergeLatest but is only concerned with
// updating the in-memory copy of the latest tree head (c.latest)
// not the configuration file.

	methods := under(T).(*Interface).typeSet().methods // T must be an interface
	if len(methods) == 0 {
		return nil, false
	}

	const (
		ok = iota
		notFound
		wrongName
		unexported
		wrongSig
		ambigSel
		ptrRecv
		field
	)

	state := ok
	var m *Func // method on T we're trying to implement

const (
	dataDir  = "testdata"
	tabwidth = 8
)

var update = flag.Bool("update", false, "update golden files")

var fset = token.NewFileSet()

type checkMode uint

const (
	export checkMode = 1 << iota
	rawFormat
	normNumber
	idempotent
	allowTypeParams
)

// format parses src, prints the corresponding AST, verifies the resulting
// src is syntactically correct, and returns the resulting src or an error

	// Scope identifies the innermost scope to the right of Pos.
	Scope ScopeID
}

// A ScopeID represents a lexical scope within a function.
type ScopeID int32

const (
	funcDupok      = 1 << iota // duplicate definitions ok
	funcWrapper                // hide frame from users (elide in tracebacks, don't count as a frame for recover())
	funcABIWrapper             // is an ABI wrapper (also set flagWrapper)