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20 namespace Doctrine\ORM\Query\AST;
23 * ArithmeticFactor ::= [("+" | "-")] ArithmeticPrimary
26 * @link www.doctrine-project.org
28 * @author Guilherme Blanco <guilhermeblanco@hotmail.com>
29 * @author Jonathan Wage <jonwage@gmail.com>
30 * @author Roman Borschel <roman@code-factory.org>
32 class ArithmeticFactor extends Node
35 * @var ArithmeticPrimary
37 public $arithmeticPrimary;
40 * @var null|boolean NULL represents no sign, TRUE means positive and FALSE means negative sign
44 public function __construct($arithmeticPrimary, $sign = null)
46 $this->arithmeticPrimary = $arithmeticPrimary;
50 public function isPositiveSigned()
52 return $this->sign === true;
55 public function isNegativeSigned()
57 return $this->sign === false;
60 public function dispatch($sqlWalker)
62 return $sqlWalker->walkArithmeticFactor($this);