https://github.com/true/php-punycode/blob/a4d0c11a36dd7f4e7cd7096076cab6d3378a071e/src/Punycode.php#L83 if ($length < 1) but exception say what its limit when be betwen 1 and 63
php-punycode/src/Punycode.php
Line 83 in a4d0c11
if ($length < 1) but exception say what its limit when be betwen 1 and 63