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<?php
namespace Vanderlee\Comprehend\Parser\Terminal;
use Vanderlee\Comprehend\Core\Context;
use Vanderlee\Comprehend\Parser\Parser;
/**
* Matches always, with length zero.
* This serves as a placeholder for badly written BNF specifications and should not be used in normal situations.
* Do NOT use this within repetitions!
*
* @author Martijn
*/
class Nothing extends Parser
{
protected function parse(&$input, $offset, Context $context)
return $this->makeMatch($offset <= mb_strlen($input), $input, 0);
}
public function __toString()
return '0.';
vanderlee /
Comprehend
