/usr/share/php/Symfony/Component/ExpressionLanguage/Node/Node.php is in php-symfony-expression-language 2.7.10-0ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* 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;
/**
* Represents a node in the AST.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class Node
{
public $nodes = array();
public $attributes = array();
/**
* Constructor.
*
* @param array $nodes An array of nodes
* @param array $attributes An array of attributes
*/
public function __construct(array $nodes = array(), array $attributes = array())
{
$this->nodes = $nodes;
$this->attributes = $attributes;
}
public function __toString()
{
$attributes = array();
foreach ($this->attributes as $name => $value) {
$attributes[] = sprintf('%s: %s', $name, str_replace("\n", '', var_export($value, true)));
}
$repr = array(str_replace('Symfony\Component\ExpressionLanguage\Node\\', '', get_class($this)).'('.implode(', ', $attributes));
if (count($this->nodes)) {
foreach ($this->nodes as $node) {
foreach (explode("\n", (string) $node) as $line) {
$repr[] = ' '.$line;
}
}
$repr[] = ')';
} else {
$repr[0] .= ')';
}
return implode("\n", $repr);
}
public function compile(Compiler $compiler)
{
foreach ($this->nodes as $node) {
$node->compile($compiler);
}
}
public function evaluate($functions, $values)
{
$results = array();
foreach ($this->nodes as $node) {
$results[] = $node->evaluate($functions, $values);
}
return $results;
}
}
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