// The log record contains the source position of the caller of Infof.
func Infof(logger *slog.Logger, format string, args ...any) {
	if !logger.Enabled(context.Background(), slog.LevelInfo) {
		return
	}
	var pcs [1]uintptr
	runtime.Callers(2, pcs[:]) // skip [Callers, Infof]
	r := slog.NewRecord(time.Now(), slog.LevelInfo, fmt.Sprintf(format, args...), pcs[0])

)

type Instances []Instance

func (i Instances) Callers() echo.Callers {
	var out echo.Callers
	for _, instance := range i {
		out = append(out, instance)
	}
	return out
}

// Instance represents a deployed Ingress Gateway instance.
type Instance interface {
	echo.Caller
	// HTTPAddresses returns the external HTTP (80) address of the ingress gateway ((or the NodePort address,

   * exception is propagated to the caller exactly as-is. If, on the other hand, the time limit is
   * reached, the proxy will attempt to abort the call to the target, and will throw an {@link
   * UncheckedTimeoutException} to the caller.
   *
   * <p>It is important to note that the primary purpose of the proxy object is to return control to

var (
	n4 = len(f())
	n5 = len(<-c)
	n6 = cap(g())
	n7 = cap(<-c1)
)

var calledF = false

func f() *[40]int {
	calledF = true
	return nil
}

var c = func() chan *[50]int {
	c := make(chan *[50]int, 2)
	c <- nil
	c <- new([50]int)
	return c
}()

var calledG = false

func g() *[60]int {
	calledG = true
	return nil
}

var c1 = func() chan *[70]int {
	c := make(chan *[70]int, 2)

   * exception is propagated to the caller exactly as-is. If, on the other hand, the time limit is
   * reached, the proxy will attempt to abort the call to the target, and will throw an {@link
   * UncheckedTimeoutException} to the caller.
   *
   * <p>It is important to note that the primary purpose of the proxy object is to return control to

func (na *ClusterNodeAuthorizer) authenticateImpersonation(caller security.KubernetesInfo, requestedIdentityString string) error {
	callerSa := types.NamespacedName{
		Namespace: caller.PodNamespace,
		Name:      caller.PodServiceAccount,
	}
	// First, make sure the caller is allowed to impersonate, in general
	if _, f := na.trustedNodeAccounts[callerSa]; !f {
		return fmt.Errorf("caller (%v) is not allowed to impersonate", caller)
	}

import (
	"internal/goarch"
	"internal/goos"
)

// Caller reports file and line number information about function invocations on
// the calling goroutine's stack. The argument skip is the number of stack frames
// to ascend, with 0 identifying the caller of Caller.  (For historical reasons the
// meaning of skip differs between Caller and [Callers].) The return values report the

	var pcs [1]uintptr
	n := runtime.Callers(2, pcs[:])
	if n != 1 {
		panic(fmt.Sprintf("no caller of callerStartLine? n = %d", n))
	}

	frames := runtime.CallersFrames(pcs[:])
	frame, _ := frames.Next()

	inlined := frame.Func == nil // Func always set to nil for inlined frames
	if wantInlined != inlined {
		panic(fmt.Sprintf("caller %s inlined got %v want %v", frame.Function, inlined, wantInlined))

	zapcore.ErrorLevel: ErrorLevel,
	zapcore.WarnLevel:  WarnLevel,
	zapcore.InfoLevel:  InfoLevel,
	zapcore.DebugLevel: DebugLevel,
}

// callerSkipOffset is how many callers to pop off the stack to determine the caller function locality, used for
// adding file/line number to log output.
const callerSkipOffset = 3

func dumpStack(level zapcore.Level, scope *Scope) bool {
	thresh := toLevel[level]

	Sources []int // Indices in StackSet.Sources (callers before callees).
}

// StackSource holds function/location info for a stack entry.
type StackSource struct {
	FullName   string
	FileName   string
	UniqueName string // Disambiguates functions with same names
	Inlined    bool   // If true this source was inlined into its caller

	// Alternative names to display (with decreasing lengths) to make text fit.