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NullCoalesce.php (831B)

      1 <?php
      2 
      3 /*
      4  * This file is part of Twig.
      5  *
      6  * (c) Fabien Potencier
      7  *
      8  * For the full copyright and license information, please view the LICENSE
      9  * file that was distributed with this source code.
     10  */
     11 class Twig_Node_Expression_NullCoalesce extends Twig_Node_Expression_Conditional
     12 {
     13     public function __construct(Twig_NodeInterface $left, Twig_NodeInterface $right, $lineno)
     14     {
     15         $test = new Twig_Node_Expression_Binary_And(
     16             new Twig_Node_Expression_Test_Defined(clone $left, 'defined', new Twig_Node(), $left->getLine()),
     17             new Twig_Node_Expression_Unary_Not(new Twig_Node_Expression_Test_Null($left, 'null', new Twig_Node(), $left->getLine()), $left->getLine()),
     18             $left->getLine()
     19         );
     20 
     21         parent::__construct($test, $left, $right, $lineno);
     22     }
     23 }