case Imm_prfop:
		if strings.Contains(a.String(), "#") {
			return fmt.Sprintf("$%d", a)
		}
	case sysOp:
		result := a.op.String()
		if a.r != 0 {
			result += ", " + plan9gpr(a.r)
		}
		return result
	}

	return strings.ToUpper(arg.String())
}

// and hence is a leaf lock.
const lockRankLeafRank lockRank = 1000

// lockNames gives the names associated with each of the above ranks.
var lockNames = []string{
	lockRankSysmon:          "sysmon",
	lockRankScavenge:        "scavenge",
	lockRankForcegc:         "forcegc",
	lockRankDefer:           "defer",
	lockRankSweepWaiters:    "sweepWaiters",
	lockRankAssistQueue:     "assistQueue",

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Benchmark for accessing Value values.

package slog

import (
	"testing"
	"time"
)

// The "As" form is the slowest.
// The switch-panic and visitor times are almost the same.
// BenchmarkDispatch/switch-checked-8         	 8669427	       137.7 ns/op

* IPVS: Disable graceful termination for UDP traffic to solve issues with high number of UDP connections (DNS / syslog in particular) ([#77802](https://github.com/kubernetes/kubernetes/pull/77802), [@lbernail](https://github.com/lbernail))

	})
}

// Extension provides an extension mechanism for logs.
// This is essentially like https://pkg.go.dev/golang.org/x/exp/slog#Handler.
// This interface should be considered unstable; we will likely swap it for slog in the future and not expose zap internals.
// Returns a modified Core interface, and a Close() function.
type Extension func(c zapcore.Core) (zapcore.Core, func() error, error)

	proxyCmd.PersistentFlags().StringVar(&proxyArgs.ServiceCluster, "serviceCluster", constants.ServiceClusterName, "Service cluster")
	// Log levels are provided by the library https://github.com/gabime/spdlog, used by Envoy.
	proxyCmd.PersistentFlags().StringVar(&proxyArgs.ProxyLogLevel, "proxyLogLevel", "warning,misc:error",
		fmt.Sprintf("The log level used to start the Envoy proxy (choose from {%s, %s, %s, %s, %s, %s, %s})."+

	printf           check consistency of Printf format strings and arguments
	shift            check for shifts that equal or exceed the width of the integer
	sigchanyzer      check for unbuffered channel of os.Signal
	slog             check for invalid structured logging calls
	stdmethods       check signature of methods of well-known interfaces
	stringintconv    check for string(int) conversions

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package slog

import (
	"bytes"
	"flag"
	"strings"
	"testing"
)

func TestLevelString(t *testing.T) {
	for _, test := range []struct {
		in   Level
		want string
	}{
		{0, "INFO"},
		{LevelError, "ERROR"},
		{LevelError + 2, "ERROR+2"},

	// avoids using any other timers. In particular, the main goroutine uses
	// doWork to spin for some durations because up through Go 1.15 if all
	// threads are idle sysmon could leave deep sleep when we wake.

	// Ensure sysmon is in deep sleep.
	doWork(30 * Millisecond)

	b.ResetTimer()

	const delay = Millisecond
	var wg sync.WaitGroup
	var count int32
	for i := 0; i < b.N; i++ {

// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package slog

import (
	"fmt"
	"math"
	"runtime"
	"slices"
	"strconv"
	"strings"
	"time"
	"unsafe"
)

// A Value can represent any Go value, but unlike type any,
// it can represent most small values without an allocation.
// The zero Value corresponds to nil.