Method Format

internal/users/index.go:469–476

Format formats the metadata header as a fixed-width string. The header (without newline) is exactly 99 bytes.

()

// Format formats the metadata header as a fixed-width string.
// The header (without newline) is exactly 99 bytes.
func (m IndexMetaData) Format() ([]byte, error) {
	headerContent := fmt.Sprintf("VERSION=%d,RECORDCOUNT=%d,RECORDSIZE=%d,CHECKSUM=%d", m.IndexVersion, m.RecordCount, m.RecordSize, m.Checksum)
	if len(headerContent) > FixedHeaderTotalLength-1 {
		return nil, fmt.Errorf("header content too long: %d bytes", len(headerContent))
	}
	padded := headerContent + strings.Repeat(" ", FixedHeaderTotalLength-1-len(headerContent))
	return []byte(padded + string(IndexLineTerminatorV1)), nil
}

// writeCompleteIndex writes metadata and all records atomically via temp file + rename.
func (idx *UserIndex) writeCompleteIndex(records []IndexUserRecord) error {