} else {
				base.Error(err)
			}
		}
	}
}

type metakey struct {
	modPath string
	dst     string
}

var copiedMetadata = make(map[metakey]bool)

// copyMetadata copies metadata files from parents of src to parents of dst,
// stopping after processing the src parent for modPath.
func copyMetadata(modPath, pkg, dst, src string, copiedFiles map[string]bool) {
	for parent := 0; ; parent++ {

	// pathMajor is the suffix of modPath that indicates its major version,
	// or the empty string if modPath is at major version 0 or 1.
	//
	// pathMajor is typically of the form "/vN", but possibly ".vN", or
	// ".vN-unstable" for modules resolved using gopkg.in.
	pathMajor string
	// pathPrefix is the prefix of modPath that excludes pathMajor.
	// It is used only for logging.
	pathPrefix string

	"io"
	"os"
)

type CoverageMetaDataBuilder struct {
	stab    stringtab.Writer
	funcs   []funcDesc
	tmp     []byte // temp work slice
	h       hash.Hash
	pkgpath uint32
	pkgname uint32
	modpath uint32
	debug   bool
	werr    error
}

func NewCoverageMetaDataBuilder(pkgpath string, pkgname string, modulepath string) (*CoverageMetaDataBuilder, error) {
	if pkgpath == "" {

	"os"
	"path"
	"path/filepath"
	"runtime"
	"strings"
	"time"

	"cmd/internal/telemetry"
)

func usage() {
	fmt.Fprintf(os.Stderr, "usage: distpack\n")
	os.Exit(2)
}

const (
	modPath          = "golang.org/toolchain"
	modVersionPrefix = "v0.0.1"
)

var (
	goroot     string
	gohostos   string
	gohostarch string
	goos       string
	goarch     string
)

func main() {

			// want these even for dependency go.mods
		default:
			return
		}
	}

	wrapModPathError := func(modPath string, err error) {
		*errs = append(*errs, Error{
			Filename: f.Syntax.Name,
			Pos:      line.Start,
			ModPath:  modPath,
			Verb:     verb,
			Err:      err,
		})
	}
	wrapError := func(err error) {
		*errs = append(*errs, Error{
			Filename: f.Syntax.Name,

		if strings.HasPrefix(modPath, "gopkg.in/") {
			invalidMajorVersionMsg := fmt.Errorf("module paths beginning with gopkg.in/ must always have a major version suffix in the form of .vN:\n\tgo mod init %s", suggestGopkgIn(modPath))
			base.Fatalf(`go: invalid module path "%v": %v`, modPath, invalidMajorVersionMsg)
		}

func editPrintJSON(workFile *modfile.WorkFile) {
	var f workfileJSON
	if workFile.Go != nil {
		f.Go = workFile.Go.Version
	}
	for _, d := range workFile.Use {
		f.Use = append(f.Use, useJSON{DiskPath: d.Path, ModPath: d.ModulePath})
	}

	for _, r := range workFile.Replace {
		f.Replace = append(f.Replace, replaceJSON{r.Old, r.New})
	}
	data, err := json.MarshalIndent(&f, "", "\t")
	if err != nil {

	type Module struct {
		Path    string
		Version string
	}

	type GoMod struct {
		Module    ModPath
		Go        string
		Toolchain string
		Godebug   []Godebug
		Require   []Require
		Exclude   []Module
		Replace   []Replace
		Retract   []Retract
	}

	type ModPath struct {
		Path       string
		Deprecated string
	}

	type Godebug struct {
		Key   string

		return nil, errNotFromModuleCache
	}
	return openIndexModule(modroot, true)
}

var mcache par.ErrCache[string, *Module]

// openIndexModule returns the module index for modPath.
// It will return ErrNotIndexed if the module can not be read
// using the index because it contains symlinks.
func openIndexModule(modroot string, ismodcache bool) (*Module, error) {

//		Path    string
//		Version string
//	}
//
//	type GoMod struct {
//		Module    ModPath
//		Go        string
//		Toolchain string
//		Godebug   []Godebug
//		Require   []Require
//		Exclude   []Module
//		Replace   []Replace
//		Retract   []Retract
//	}
//
//	type ModPath struct {
//		Path       string
//		Deprecated string
//	}
//
//	type Godebug struct {