Method notesOverview

repository/git.go:807–842

notesOverview returns an overview of the git notes stored under the given ref.

(notesRef string)

// notesOverview returns an overview of the git notes stored under the given ref.
func (repo *GitRepo) notesOverview(notesRef string) (*notesOverview, error) {
	var stdout bytes.Buffer
	var stderr bytes.Buffer
	if err := repo.runGitCommandWithIO(nil, &stdout, &stderr, "notes", "--ref", notesRef, "list"); err != nil {
		return nil, err
	}

	var notesMappings []*notesMapping
	var objHashes []*string
	var notesHashes []*string
	outScanner := bufio.NewScanner(&stdout)
	for outScanner.Scan() {
		line := outScanner.Text()
		lineParts := strings.Split(line, " ")
		if len(lineParts) != 2 {
			return nil, fmt.Errorf("Malformed output line from 'git-notes list': %q", line)
		}
		objHash := &lineParts[1]
		notesHash := &lineParts[0]
		notesMappings = append(notesMappings, &notesMapping{
			ObjectHash: objHash,
			NotesHash:  notesHash,
		})
		objHashes = append(objHashes, objHash)
		notesHashes = append(notesHashes, notesHash)
	}
	err := outScanner.Err()
	if err != nil && err != io.EOF {
		return nil, fmt.Errorf("Failure parsing the output of 'git-notes list': %v", err)
	}
	return &notesOverview{
		NotesMappings:      notesMappings,
		ObjectHashesReader: stringsReader(objHashes),
		NotesHashesReader:  stringsReader(notesHashes),
	}, nil
}

// getIsCommitMap returns a mapping of all the annotated objects that are commits.
func (overview *notesOverview) getIsCommitMap(repo *GitRepo) (map[string]bool, error) {