private String toString()

in commons-email2-jakarta/src/main/java/org/apache/commons/mail2/jakarta/util/IDNEmailAddressConverter.java [75:81]

• 7 lines of code
• 3 McCabe index (conditional complexity)

    private String toString(final String email, final Function<String, String> converter) {
        final int idx = email == null ? -1 : email.indexOf('@');
        if (idx < 0) {
            return email;
        }
        return getLocalPart(email, idx) + '@' + converter.apply(getDomainPart(email, idx));
    }