// 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)
}

func (s *Stack) Next() ScanToken {
	tos := s.tr[len(s.tr)-1]
	tok := tos.Next()
	for tok == scanner.EOF && len(s.tr) > 1 {
		tos.Close()

	for {
		// Discard the remainder of the file and any padding.
		if err := discard(tr.r, tr.curr.physicalRemaining()); err != nil {
			return nil, err
		}
		if _, err := tryReadFull(tr.r, tr.blk[:tr.pad]); err != nil {
			return nil, err
		}
		tr.pad = 0

		hdr, rawHdr, err := tr.readHeader()
		if err != nil {
			return nil, err
		}
		if err := tr.handleRegularFile(hdr); err != nil {
			return nil, err
		}

		})
		tw.Close()

		tr := NewReader(&buf)
		h, err := tr.Next()
		if err != ErrInsecurePath {
			t.Errorf("tr.Next for file %q: got err %v, want ErrInsecurePath", path, err)
			continue
		}
		if h.Name != path {
			t.Errorf("tr.Next for file %q: got name %q, want %q", path, h.Name, path)
		}
		// Error should not be sticky.
		h, err = tr.Next()
		if err != nil {

		  </Transition>`,
			err: errXMLNotWellFormed,
		},
	}

	for i, tc := range trTests {
		var tr Transition
		err := xml.Unmarshal([]byte(tc.input), &tr)
		if err != nil {
			t.Fatalf("%d: xml unmarshal failed with %v", i+1, err)
		}
		if err = tr.Validate(); err != tc.err {
			t.Fatalf("%d: Invalid transition %v: err %v", i+1, tr, err)
		}
	}

	ntrTests := []struct {
		input string
		err   error
	}{
		{

}

func mcpTransport(ctx context.Context, tr http.RoundTripper) (http.RoundTripper, error) {
	creds, err := google.FindDefaultCredentials(ctx, "https://www.googleapis.com/auth/cloud-platform")
	if err != nil {
		return nil, fmt.Errorf("finding default GCP credentials: %w", err)
	}
	return &oauth2.Transport{
		Base:   tr,
		Source: creds.TokenSource,
	}, nil

	if err := tw.Close(); err != nil {
		t.Fatalf("tw.Close: %v", err)
	}

	// Read it back.
	tr := NewReader(&b)
	rHdr, err := tr.Next()
	if err != nil {
		t.Fatalf("tr.Next: %v", err)
	}
	if !reflect.DeepEqual(rHdr, hdr) {
		t.Errorf("Header mismatch.\n got %+v\nwant %+v", rHdr, hdr)
	}
	rData, err := io.ReadAll(tr)
	if err != nil {
		t.Fatalf("Read: %v", err)
	}
	if !bytes.Equal(rData, data) {

			"mode":   fmt.Sprint(opts.ScanMode),
		}
		if result != nil {
			tr.Custom["version-id"] = result.VersionID
			tr.Custom["disks"] = strconv.Itoa(result.DiskCount)
		}
	}
	if err != nil {
		tr.Error = err.Error()
	} else {
		tr.HealResult = result
	}
	globalTrace.Publish(tr)

		t.Fatalf("Failed to write header: %s", err)
	}
	if _, err := tw.Write([]byte("fooo")); err != nil {
		t.Fatalf("Failed to write the file's data: %s", err)
	}
	tw.Close()

	tr := NewReader(&buffer)

	for {
		header, err := tr.Next()
		if err == io.EOF {
			break
		}
		if err != nil {
			t.Fatalf("Failed to read header: %s", err)
		}
		if header.Typeflag != TypeReg {

// values are taken into account.
func (tr *TypeRepr) String() string {
	if len(tr.Repr) == 0 {
		return ""
	}
	if len(tr.FormatArgs) == 0 {
		return tr.Repr
	}
	return fmt.Sprintf(tr.Repr, tr.FormatArgs...)
}

// Empty reports whether the result of String would be "".
func (tr *TypeRepr) Empty() bool {
	return len(tr.Repr) == 0
}

// Set modifies the type representation.

func (s ConnSettings) NewRemoteTargetHTTPTransport(insecure bool) func() *http.Transport {
	tr := s.getDefaultTransport(0)

	tr.TLSHandshakeTimeout = 10 * time.Second
	tr.ResponseHeaderTimeout = 0
	tr.TLSClientConfig.InsecureSkipVerify = insecure

	return func() *http.Transport {
		return tr
	}