Function gatherSymlinkOptions

main.go:759–800

(root string)

}

func gatherSymlinkOptions(root string) ([]symlinkOption, error) {
	var options []symlinkOption
	err := filepath.WalkDir(root, func(path string, d fs.DirEntry, err error) error {
		if err != nil {
			return err
		}
		if path == root {
			return nil
		}
		if d.IsDir() && shouldSkipSymlinkDir(d.Name()) {
			return filepath.SkipDir
		}

		rel, err := filepath.Rel(root, path)
		if err != nil {
			return err
		}
		rel = filepath.Clean(rel)
		display := filepath.ToSlash(rel)
		opt := symlinkOption{
			Path: rel,
		}
		if d.IsDir() {
			opt.Label = fmt.Sprintf("[D] %s/", display)
		} else {
			opt.Label = fmt.Sprintf("[F] %s", display)
		}
		options = append(options, opt)
		if len(options) >= symlinkCandidateLimit {
			return errSymlinkCandidateLimit
		}
		return nil
	})
	if err != nil && !errors.Is(err, errSymlinkCandidateLimit) {
		return nil, err
	}

	sort.Slice(options, func(i, j int) bool {
		return options[i].Label < options[j].Label
	})
	return options, nil
}

func shouldSkipSymlinkDir(name string) bool {
	_, skip := symlinkSkipDirectories[name]