FunctionNode.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\ExpressionLanguage\Node;
use Symfony\Component\ExpressionLanguage\Compiler;
/**
* @author Fabien Potencier <fabien@symfony.com>
*
* @internal
*/
class FunctionNode extends Node
{
public function __construct($name, Node $arguments)
{
parent::__construct(
array('arguments' => $arguments),
array('name' => $name)
);
}
public function compile(Compiler $compiler)
{
$arguments = array();
foreach ($this->nodes['arguments']->nodes as $node) {
$arguments[] = $compiler->subcompile($node);
}
$function = $compiler->getFunction($this->attributes['name']);
$compiler->raw(\call_user_func_array($function['compiler'], $arguments));
}
public function evaluate($functions, $values)
{
$arguments = array($values);
foreach ($this->nodes['arguments']->nodes as $node) {
$arguments[] = $node->evaluate($functions, $values);
}
return \call_user_func_array($functions[$this->attributes['name']]['evaluator'], $arguments);
}
}