"os"
	"regexp"
	"strings"

	"internal/trace"
	"internal/trace/event"
	"internal/trace/event/go122"
	"internal/trace/raw"
	"internal/trace/version"
	"internal/txtar"
)

func Main(f func(*Trace)) {
	// Create an output file.
	out, err := os.Create(os.Args[1])
	if err != nil {
		panic(err.Error())
	}
	defer out.Close()

	// Create a new trace.
	trace := NewTrace()

	// Call the generator.

	v := ctx.Value(TraceParamsKey{})
	// Should match SingleHandler.Call checks.
	switch typed := v.(type) {
	case *MSS:
		trace.Path += typed.ToQuery()
	case map[string]string:
		m := MSS(typed)
		trace.Path += m.ToQuery()
	case *URLValues:
		trace.Path += typed.Values().Encode()
	case *NoPayload, *Bytes:
		trace.Path = fmt.Sprintf("%s?payload=%T", trace.Path, typed)

	op = strings.Replace(op, "ReadinessCheckHandler", "health.Readiness", 1)
	op = strings.Replace(op, "-fm", "", 1)
	return op
}

// If trace is enabled, execute the request if it is traced by other handlers
// otherwise, generate a trace event with request information but no response.
func httpTracerMiddleware(h http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {

function log() {
  echo -e "$(date_cmd -u '+%Y-%m-%dT%H:%M:%S.%NZ')\t$*"
}

# Trace runs the provided command and records additional timing information
# NOTE: to avoid spamming the logs, we disable xtrace and re-enable it before executing the function
# and after completion. If xtrace was never set, this will result in xtrace being enabled.
# Ideally we would restore the old xtrace setting, but I don't think its possible to do that without also log-spamming

	_Assert: {"assert", 1, false, statement},
	_Trace:  {"trace", 0, true, statement},
}

func defPredeclaredFuncs() {
	for i := range predeclaredFuncs {
		id := builtinId(i)
		if id == _Assert || id == _Trace {
			continue // only define these in testing environment
		}
		def(newBuiltin(id))
	}
}

// DefPredeclaredTestFuncs defines the assert and trace built-ins.

	_Assert: {"assert", 1, false, statement},
	_Trace:  {"trace", 0, true, statement},
}

func defPredeclaredFuncs() {
	for i := range predeclaredFuncs {
		id := builtinId(i)
		if id == _Assert || id == _Trace {
			continue // only define these in testing environment
		}
		def(newBuiltin(id))
	}
}

// DefPredeclaredTestFuncs defines the assert and trace built-ins.

package main

import (
	"internal/trace"
)

var _ generator = &goroutineGenerator{}

type goroutineGenerator struct {
	globalRangeGenerator
	globalMetricGenerator
	stackSampleGenerator[trace.GoID]
	logEventGenerator[trace.GoID]

	gStates map[trace.GoID]*gState[trace.GoID]
	focus   trace.GoID
	filter  map[trace.GoID]struct{}
}

	b0.Event("GoStatus", trace.GoID(1), trace.ThreadID(0), go122.GoRunning)
	b0.Event("GoSyscallBegin", testgen.Seq(1), testgen.NoStack)
	b0.Event("ProcStart", trace.ProcID(1), testgen.Seq(1))
	b0.Event("GoSyscallEndBlocked")

	// A running goroutine steals proc 0.
	b1 := g.Batch(trace.ThreadID(1), 0)
	b1.Event("ProcStatus", trace.ProcID(2), go122.ProcRunning)
	b1.Event("GoStatus", trace.GoID(2), trace.ThreadID(1), go122.GoRunning)

	t3.End()
	trace.Stop()
	t2.End()
	t0.End()
}

func do(ctx context.Context, k int) {
	trace.Log(ctx, "log", "before do")

	var t *trace.Task
	ctx, t = trace.NewTask(ctx, "do")
	defer t.End()

	trace.Log(ctx, "log2", "do")

	// Create a region and spawn more tasks and more workers.
	trace.WithRegion(ctx, "fanout", func() {
		for i := 0; i < k; i++ {
			go func(i int) {

    else -> "$kind '$name' of '${taskPathFrom(trace)}'"
}


fun taskPathFrom(trace: PropertyTrace): String =
    trace.sequence.filterIsInstance<PropertyTrace.Task>().first().path


fun projectPathFrom(trace: PropertyTrace): String =
    trace.sequence.filterIsInstance<PropertyTrace.Project>().first().path


fun firstTypeFrom(trace: PropertyTrace): Class<*> =
    trace.sequence.mapNotNull { typeFrom(it) }.first()


private