// dRWMutexRefreshInterval - default the interval between two refresh calls
	drwMutexRefreshInterval = 10 * time.Second

	drwMutexInfinite = 1<<63 - 1
)

// Timeouts are timeouts for specific operations.
type Timeouts struct {
	// Acquire - tolerance limit to wait for lock acquisition before.
	Acquire time.Duration

	// RefreshCall - timeout for the refresh call
	RefreshCall time.Duration

	// UnlockCall - timeout for the unlock call

package clause

type Values struct {
	Columns []Column
	Values  [][]interface{}
}

// Name from clause name
func (Values) Name() string {
	return "VALUES"
}

// Build build from clause
func (values Values) Build(builder Builder) {
	if len(values.Columns) > 0 {
		builder.WriteByte('(')
		for idx, column := range values.Columns {
			if idx > 0 {
				builder.WriteByte(',')
			}
			builder.WriteQuoted(column)
		}

package cmd

import "strconv"

func _() {
	// An "invalid array index" compiler error signifies that the constant values have changed.
	// Re-run the stringer command to generate them again.
	var x [1]struct{}
	_ = x[rebalNone-0]
	_ = x[rebalStarted-1]
	_ = x[rebalCompleted-2]
	_ = x[rebalStopped-3]
	_ = x[rebalFailed-4]
}

const _rebalStatus_name = "NoneStartedCompletedStoppedFailed"

// io.Writer implementation alone avoids also unnecessary buffer copies,
// and as such incurred latencies.
var Discard io.Writer = discard{}

// discard is /dev/null for Golang.
type discard struct{}

func (discard) Write(p []byte) (int, error) {
	return len(p), nil
}

// DiscardReader discarded reader
func DiscardReader(r io.Reader) {
	Copy(Discard, r)

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package parquet

import "encoding/xml"

// ReaderArgs - represents elements inside <InputSerialization><Parquet/> in request XML.
type ReaderArgs struct {
	unmarshaled bool
}

// IsEmpty - returns whether reader args is empty or not.
func (args *ReaderArgs) IsEmpty() bool {
	return !args.unmarshaled
}

// UnmarshalXML - decodes XML data.

package target

import (
	"sync"
	"sync/atomic"
)

// Inspired from Golang sync.Once but it is only marked
// initialized when the provided function returns nil.

type lazyInit struct {
	done uint32
	m    sync.Mutex
}

func (l *lazyInit) Do(f func() error) error {
	if atomic.LoadUint32(&l.done) == 0 {
		return l.doSlow(f)
	}
	return nil
}

// Constants for target types
const (
	_ TargetType = iota
	TargetConsole
	TargetHTTP
	TargetKafka
)

// TargetStats contains statistics for a target.
type TargetStats struct {
	// QueueLength is the queue length if any messages are queued.
	QueueLength int

	// TotalMessages is the total number of messages sent in the lifetime of the target
	TotalMessages int64

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package amztime

import (
	"testing"
	"time"
)

func TestISO8601Format(t *testing.T) {
	testCases := []struct {
		date           time.Time
		expectedOutput string
	}{
		{
			date:           time.Date(2009, time.November, 13, 4, 51, 1, 940303531, time.UTC),
			expectedOutput: "2009-11-13T04:51:01.940Z",
		},
		{

// Package amztime implements AWS specific time parsing and deviations
package amztime

import (
	"errors"
	"testing"
	"time"
)

func TestParse(t *testing.T) {
	type testCase struct {
		expectedErr  error
		expectedTime time.Time
		timeStr      string
	}
	testCases := []testCase{
		{
			ErrMalformedDate,
			time.Time{},
			"Tue Sep  6 07:10:23 PM PDT 2022",
		},
		{
			nil,

package lex

import (
	"text/scanner"

	"cmd/internal/src"
)

// A Stack is a stack of TokenReaders. As the top TokenReader hits EOF,
// it resumes reading the next one down.
type Stack struct {
	tr []TokenReader
}

// Push adds tr to the top (end) of the input stack. (Popping happens automatically.)
func (s *Stack) Push(tr TokenReader) {
	s.tr = append(s.tr, tr)
}