for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
<?php
/**
* This file is part of Railt package.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
declare(strict_types=1);
namespace Railt\Compiler\Grammar\PP2\Builder;
use Railt\Compiler\Grammar\PP2\Mapping;
use Railt\Parser\Rule\Symbol;
use Railt\Parser\Rule\Token;
* Class TokenBuilder
class TokenBuilder extends Builder
{
* @var bool
private $keep;
* TokenBuilder constructor.
* @param Mapping $mapper
* @param string $name
* @param bool $keep
public function __construct(Mapping $mapper, string $name, bool $keep)
$this->keep = $keep;
parent::__construct($mapper, $name);
}
* @return int
public function getId(): int
if ($this->id === null) {
$name = $this->name . '<' . ($this->keep ? '+' : '-') . '>';
$this->id = $this->mapper->id($name);
return $this->id;
* @return Symbol
public function reduce(): Symbol
return new Token($this->getId(), $this->name, $this->keep);
railt /
compiler
