vendor/kriswallsmith/assetic/src/Assetic/Extension/Twig/AsseticNode.php

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<?php

/*
 * This file is part of the Assetic package, an OpenSky project.
 *
 * (c) 2010-2014 OpenSky Project Inc
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Assetic\Extension\Twig;

use Assetic\Asset\AssetInterface;

class AsseticNode extends \Twig_Node
{
    /**
     * Constructor.
     *
     * Available attributes:
     *
     *  * debug:    The debug mode
     *  * combine:  Whether to combine assets
     *  * var_name: The name of the variable to expose to the body node
     *
     * @param AssetInterface $asset      The asset
     * @param \Twig_Node     $body       The body node
     * @param array          $inputs     An array of input strings
     * @param array          $filters    An array of filter strings
     * @param string         $name       The name of the asset
     * @param array          $attributes An array of attributes
     * @param integer        $lineno     The line number
     * @param string         $tag        The tag name
     */
    public function __construct(AssetInterface $asset, \Twig_Node $body, array $inputs, array $filters, $name, array $attributes = array(), $lineno = 0, $tag = null)
    {
        $nodes = array('body' => $body);

        $attributes = array_replace(
            array('debug' => null, 'combine' => null, 'var_name' => 'asset_url'),
            $attributes,
            array('asset' => $asset, 'inputs' => $inputs, 'filters' => $filters, 'name' => $name)
        );

        parent::__construct($nodes, $attributes, $lineno, $tag);
    }

    public function compile(\Twig_Compiler $compiler)
    {
        $compiler->addDebugInfo($this);

        $combine = $this->getAttribute('combine');
        $debug = $this->getAttribute('debug');

        if (null === $combine && null !== $debug) {
            $combine = !$debug;
        }

        if (null === $combine) {