t.Errorf("diff: %s", cmp.Diff(e, a))
	}
}

func TestSelectableFieldLabelConversions(t *testing.T) {
	fset := ToSelectableFields(&api.Event{})
	apitesting.TestSelectableFieldLabelConversionsOfKind(t,
		"v1",
		"Event",
		fset,
		nil,
	)
}

func TestValidateUpdate(t *testing.T) {
	makeEvent := func(name string) *api.Event {
		return &api.Event{

					}
					v.m[x.Name.String()][k] = true
				}
			}
		}
	}
	return v
}

func loadTypes(path, pkgName string, v visitor) {
	fset := token.NewFileSet()

	filter := func(fi fs.FileInfo) bool {
		return strings.HasSuffix(fi.Name(), ".go")
	}
	pkgs, err := parser.ParseDir(fset, path, filter, 0)
	if err != nil {
		panic(err)
	}

	pkg := pkgs[pkgName]

	for _, f := range pkg.Files {
		ast.Walk(v, f)
	}

// the same source and formatted appropriately.
func ExtractDoc(content, name string) (string, error) {
	if content == "" {
		return "", fmt.Errorf("empty Go source file")
	}
	fset := token.NewFileSet()
	f, err := parser.ParseFile(fset, "", content, parser.ParseComments|parser.PackageClauseOnly)
	if err != nil {
		return "", fmt.Errorf("not a Go source file")
	}
	if f.Doc == nil {

							shortName(fn), analysisutil.Format(pass.Fset, arg))
					} else {
						pass.ReportRangef(arg, "%s arg %q should probably be a string or a slog.Attr (previous arg %q cannot be a key)",
							shortName(fn), analysisutil.Format(pass.Fset, arg), analysisutil.Format(pass.Fset, unknownArg))
					}
					// Stop here so we report at most one missing key per call.
					return
				}

)

var fset = token.NewFileSet()

func parseFiles(t *testing.T, filenames []string, srcs [][]byte, mode parser.Mode) ([]*ast.File, []error) {
	var files []*ast.File
	var errlist []error
	for i, filename := range filenames {
		file, err := parser.ParseFile(fset, filename, srcs[i], mode)
		if file == nil {
			t.Fatalf("%s: %s", filename, err)
		}

// Synthesize a token.Pos
type fakeFileSet struct {
	fset  *token.FileSet
	files map[string]*fileInfo
}

type fileInfo struct {
	file     *token.File
	lastline int
}

const maxlines = 64 * 1024

func (s *fakeFileSet) pos(file string, line, column int) token.Pos {
	// TODO(mdempsky): Make use of column.

	// Since we don't know the set of needed file positions, we reserve

// NewFromFiles takes ownership of the AST files and may edit them,
// unless the PreserveAST Mode bit is on.
func NewFromFiles(fset *token.FileSet, files []*ast.File, importPath string, opts ...any) (*Package, error) {
	// Check for invalid API usage.
	if fset == nil {
		panic(fmt.Errorf("doc.NewFromFiles: no token.FileSet provided (fset == nil)"))
	}
	var mode Mode
	switch len(opts) { // There can only be 0 or 1 options, so a simple switch works for now.

				id.Name = gofmt(def)
			}
		}
	}

	conf.Fprint(&buf, fset, f.AST)

	return buf.String()
}

var gofmtBuf strings.Builder

// gofmt returns the gofmt-formatted string for an AST node.
func gofmt(n interface{}) string {
	gofmtBuf.Reset()
	err := printer.Fprint(&gofmtBuf, fset, n)
	if err != nil {
		return "<" + err.Error() + ">"
	}
	return gofmtBuf.String()

	}
	if err != nil {
		log.Fatal(err)
	}
}

func mkbuiltin(w io.Writer) {
	pkg := "runtime"
	fset := token.NewFileSet()
	path := filepath.Join("..", "..", "compile", "internal", "typecheck", "_builtin", "runtime.go")
	f, err := parser.ParseFile(fset, path, nil, 0)
	if err != nil {
		log.Fatal(err)
	}

	decls := make(map[string]bool)

	// Print CFG.
	if debug {
		fmt.Println(g.Format(pass.Fset))
	}

	// Examine the CFG for each variable in turn.
	// (It would be more efficient to analyze all cancelvars in a
	// single pass over the AST, but seldom is there more than one.)
	for v, stmt := range cancelvars {
		if ret := lostCancelPath(pass, g, v, stmt, sig); ret != nil {
			lineno := pass.Fset.Position(stmt.Pos()).Line