Function LoadDir

pkg/chart/v2/loader/directory.go:45–122

LoadDir loads from a directory. This loads charts only from directories.

(dir string)

//
// This loads charts only from directories.
func LoadDir(dir string) (*chart.Chart, error) {
	topdir, err := filepath.Abs(dir)
	if err != nil {
		return nil, err
	}

	// Just used for errors.
	c := &chart.Chart{}

	rules := ignore.Empty()
	ifile := filepath.Join(topdir, ignore.HelmIgnore)
	if _, err := os.Stat(ifile); err == nil {
		r, err := ignore.ParseFile(ifile)
		if err != nil {
			return c, err
		}
		rules = r
	}
	rules.AddDefaults()

	files := []*archive.BufferedFile{}
	topdir += string(filepath.Separator)

	walk := func(name string, fi os.FileInfo, err error) error {
		n := strings.TrimPrefix(name, topdir)
		if n == "" {
			// No need to process top level. Avoid bug with helmignore .* matching
			// empty names. See issue 1779.
			return nil
		}

		// Normalize to / since it will also work on Windows
		n = filepath.ToSlash(n)

		if err != nil {
			return err
		}
		if fi.IsDir() {
			// Directory-based ignore rules should involve skipping the entire
			// contents of that directory.
			if rules.Ignore(n, fi) {
				return filepath.SkipDir
			}
			return nil
		}

		// If a .helmignore file matches, skip this file.
		if rules.Ignore(n, fi) {
			return nil
		}

		// Irregular files include devices, sockets, and other uses of files that
		// are not regular files. In Go they have a file mode type bit set.
		// See https://golang.org/pkg/os/#FileMode for examples.
		if !fi.Mode().IsRegular() {
			return fmt.Errorf("cannot load irregular file %s as it has file mode type bits set", name)
		}