function Assert::uuid

@psalm-pure

Parameters

string $value:

string $message:

Throws

InvalidArgumentException

File

vendor/webmozart/assert/src/Assert.php, line 1909

Class

Assert

Efficient assertions to validate the input/output of your methods.

Namespace

Webmozart\Assert

Code

public static function uuid($value, $message = '') {
    $value = \str_replace(array(
        'urn:',
        'uuid:',
        '{',
        '}',
    ), '', $value);
    // The nil UUID is special form of UUID that is specified to have all
    // 128 bits set to zero.
    if ('00000000-0000-0000-0000-000000000000' === $value) {
        return;
    }
    if (!\preg_match('/^[0-9A-Fa-f]{8}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{4}-[0-9A-Fa-f]{12}$/', $value)) {
        static::reportInvalidArgument(\sprintf($message ?: 'Value %s is not a valid UUID.', static::valueToString($value)));
    }
}