Function nullString

internal/identity/screening.go:164–169

nullString returns nil for empty strings so they persist as SQL NULL.

(s string)

// nullString returns nil for empty strings so they persist as SQL NULL.
func nullString(s string) any {
	if s == "" {
		return nil
	}
	return s
}

// nullJSON returns nil for empty/zero JSON so it persists as SQL NULL.
func nullJSON(j json.RawMessage) any {