* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Finder\Comparator; /** * DateCompare compiles date comparisons. * * @author Fabien Potencier */ class DateComparator extends Comparator { /** * @param string $test A comparison string * * @throws \InvalidArgumentException If the test is not understood */ public function __construct(string $test) { if (!preg_match('#^\s*(==|!=|[<>]=?|after|since|before|until)?\s*(.+?)\s*$#i', $test, $matches)) { throw new \InvalidArgumentException(\sprintf('Don\'t understand "%s" as a date test.', $test)); } try { $date = new \DateTimeImmutable($matches[2]); $target = $date->format('U'); } catch (\Exception) { throw new \InvalidArgumentException(\sprintf('"%s" is not a valid date.', $matches[2])); } $operator = $matches[1] ?: '=='; if ('since' === $operator || 'after' === $operator) { $operator = '>'; } if ('until' === $operator || 'before' === $operator) { $operator = '<'; } parent::__construct($target, $operator); } }