tests := []struct {
		name string
		arg  []string
		want map[string]string
	}{
		{name: "empty", arg: []string{""}, want: map[string]string{"": ""}},
		{name: "one-valid", arg: []string{"key=value"}, want: map[string]string{"key": "value"}},
		{name: "one-valid-double-equals", arg: []string{"key==value"}, want: map[string]string{"key": "=value"}},
		{name: "one-key-only", arg: []string{"key"}, want: map[string]string{"key": ""}},

annotation class A(vararg val strings: String)

@A(strings = ["foo", "bar"])

			break
		}
		if b == "" || strings.HasPrefix(b, " ") {
			return false // not followed by non-space
		}
	}

	return true
}

// oldHeading returns the *Heading for the given old-style section heading line.
func (d *parseDoc) oldHeading(line string) Block {
	return &Heading{Text: []Text{Plain(strings.TrimSpace(line))}}
}

func isDeviceOrUncPath(path string) bool {
	if strings.HasPrefix(path, "Volume") || strings.HasPrefix(path, "\\\\?\\") || strings.HasPrefix(path, "\\\\.\\") || strings.HasPrefix(path, "UNC") {
		return true
	}
	return false
}

// getUpperPath removes the last level of directory.
func getUpperPath(path string) string {
	sep := fmt.Sprintf("%c", filepath.Separator)
	upperpath := strings.TrimSuffix(path, sep)

		return
	}
	data := string(bdata)

	// process header lines
	for data != "" {
		var line string
		line, data, _ = strings.Cut(data, "\n")
		if line == "main" {
			lib.Main = true
		}
		if line == "" {
			break
		}
	}

	// look for cgo section
	p0 := strings.Index(data, "\n$$  // cgo")
	var p1 int
	if p0 >= 0 {
		p0 += p1
		i := strings.IndexByte(data[p0+1:], '\n')
		if i < 0 {

// We used to quote empty strings, but we do not anymore (as of Go 1.4).
// The two representations should be equivalent, but Postgres distinguishes
// quoted vs non-quoted empty string during database imports, and it has
// an option to force the quoted behavior for non-quoted CSV but it has
// no option to force the non-quoted behavior for quoted CSV, making
// CSV with quoted empty strings strictly less useful.

				continue
			}

			if annotations, ok := strings.CutPrefix(line, "## "); ok {
				// Metadata. Take the union of annotations across multiple lines, if present.
				meta := vendorMeta[mod]
				for _, entry := range strings.Split(annotations, ";") {
					entry = strings.TrimSpace(entry)
					if entry == "explicit" {
						meta.Explicit = true
					}
					if goVersion, ok := strings.CutPrefix(entry, "go "); ok {

	}
	names := make(map[string]string)
	for _, line := range strings.Split(string(out), "\n") {
		if line == "" {
			continue
		}
		f := strings.Split(line, "=")
		if len(f) != 2 {
			t.Fatalf("unexpected output line: %q", line)
		}
		names["main."+f[0]] = f[1]
	}

	runtimeSyms := map[string]string{
		"runtime.text":      "T",
		"runtime.etext":     "T",

type Set map[string]string

// String returns all labels listed as a human readable string.
// Conveniently, exactly the format that ParseSelector takes.
func (ls Set) String() string {
	selector := make([]string, 0, len(ls))
	for key, value := range ls {
		selector = append(selector, key+"="+value)
	}
	// Sort for determinism.
	sort.StringSlice(selector).Sort()
	return strings.Join(selector, ",")
}

	}
	for _, dir := range dirs {
		if !dir.IsDir() || strings.HasPrefix(dir.Name(), ".") {
			continue
		}
		t.Run(dir.Name(), func(t *testing.T) {
			tagsData, err := os.ReadFile(filepath.Join("testdata", dir.Name(), "tags.txt"))
			if err != nil {
				t.Fatalf("error reading tags: %v", err)
			}
			tags := make(map[string]bool)
			for _, t := range strings.Fields(string(tagsData)) {
				tags[t] = true
			}