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<?php
/**
* League.Uri (https://uri.thephpleague.com)
*
* (c) Ignace Nyamagana Butera <nyamsprod@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\Uri\Idna;
enum Error: int
{
case NONE = 0;
case EMPTY_LABEL = 1;
case LABEL_TOO_LONG = 2;
case DOMAIN_NAME_TOO_LONG = 4;
case LEADING_HYPHEN = 8;
case TRAILING_HYPHEN = 0x10;
case HYPHEN_3_4 = 0x20;
case LEADING_COMBINING_MARK = 0x40;
case DISALLOWED = 0x80;
case PUNYCODE = 0x100;
case LABEL_HAS_DOT = 0x200;
case INVALID_ACE_LABEL = 0x400;
case BIDI = 0x800;
case CONTEXTJ = 0x1000;
case CONTEXTO_PUNCTUATION = 0x2000;
case CONTEXTO_DIGITS = 0x4000;
public function description(): string
{
return match ($this) {
self::NONE => 'No error has occurred',
self::EMPTY_LABEL => 'a non-final domain name label (or the whole domain name) is empty',
self::LABEL_TOO_LONG => 'a domain name label is longer than 63 bytes',
self::DOMAIN_NAME_TOO_LONG => 'a domain name is longer than 255 bytes in its storage form',
self::LEADING_HYPHEN => 'a label starts with a hyphen-minus ("-")',
self::TRAILING_HYPHEN => 'a label ends with a hyphen-minus ("-")',
self::HYPHEN_3_4 => 'a label contains hyphen-minus ("-") in the third and fourth positions',
self::LEADING_COMBINING_MARK => 'a label starts with a combining mark',
self::DISALLOWED => 'a label or domain name contains disallowed characters',
self::PUNYCODE => 'a label starts with "xn--" but does not contain valid Punycode',
self::LABEL_HAS_DOT => 'a label contains a dot=full stop',
self::INVALID_ACE_LABEL => 'An ACE label does not contain a valid label string',
self::BIDI => 'a label does not meet the IDNA BiDi requirements (for right-to-left characters)',
self::CONTEXTJ => 'a label does not meet the IDNA CONTEXTJ requirements',
self::CONTEXTO_DIGITS => 'a label does not meet the IDNA CONTEXTO requirements for digits',
self::CONTEXTO_PUNCTUATION => 'a label does not meet the IDNA CONTEXTO requirements for punctuation characters. Some punctuation characters "Would otherwise have been DISALLOWED" but are allowed in certain contexts',
};
}
public static function filterByErrorBytes(int $errors): array
{
return array_values(
array_filter(
self::cases(),
fn (self $error): bool => 0 !== ($error->value & $errors)
)
);
}
}
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