1 <?php

     2 

     3 /*

     4  * This file is part of Twig.

     5  *

     6  * (c) 2009 Fabien Potencier

     7  * (c) 2009 Armin Ronacher

     8  *

     9  * For the full copyright and license information, please view the LICENSE

    10  * file that was distributed with this source code.

    11  */

    12 abstract class Twig_Node_Expression_Binary extends Twig_Node_Expression

    13 {

    14     public function __construct(Twig_NodeInterface $left, Twig_NodeInterface $right, $lineno)

    15     {

    16         parent::__construct(array('left' => $left, 'right' => $right), array(), $lineno);

    17     }

    18 

    19     /**

    20      * Compiles the node to PHP.

    21      *

    22      * @param Twig_Compiler A Twig_Compiler instance

    23      */

    24     public function compile(Twig_Compiler $compiler)

    25     {

    26         $compiler

    27             ->raw('(')

    28             ->subcompile($this->getNode('left'))

    29             ->raw(' ')

    30         ;

    31         $this->operator($compiler);

    32         $compiler

    33             ->raw(' ')

    34             ->subcompile($this->getNode('right'))

    35             ->raw(')')

    36         ;

    37     }

    38 

    39     abstract public function operator(Twig_Compiler $compiler);

    40 }