Function FileComplete

internal/buffer/autocomplete.go:105–151

FileComplete autocompletes filenames

(b *Buffer)

// FileComplete autocompletes filenames
func FileComplete(b *Buffer) ([]string, []string) {
	c := b.GetActiveCursor()
	input, argstart := b.GetArg()

	sep := string(os.PathSeparator)
	dirs := strings.Split(input, sep)

	var files []fs.DirEntry
	var err error
	if len(dirs) > 1 {
		directories := strings.Join(dirs[:len(dirs)-1], sep) + sep

		directories, _ = util.ReplaceHome(directories)
		files, err = os.ReadDir(directories)
	} else {
		files, err = os.ReadDir(".")
	}

	if err != nil {
		return nil, nil
	}

	var suggestions []string
	for _, f := range files {
		name := f.Name()
		if f.IsDir() {
			name += sep
		}
		if strings.HasPrefix(name, dirs[len(dirs)-1]) {
			suggestions = append(suggestions, name)
		}
	}

	sort.Strings(suggestions)
	completions := make([]string, len(suggestions))
	for i := range suggestions {
		var complete string
		if len(dirs) > 1 {
			complete = strings.Join(dirs[:len(dirs)-1], sep) + sep + suggestions[i]
		} else {
			complete = suggestions[i]
		}
		completions[i] = util.SliceEndStr(complete, c.X-argstart)
	}

	return completions, suggestions
}

// BufferComplete autocompletes based on previous words in the buffer
func BufferComplete(b *Buffer) ([]string, []string) {