<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
* (c) Armin Ronacher
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace ElementorDeps\Twig\Node\Expression;
use ElementorDeps\Twig\Compiler;
class NameExpression extends AbstractExpression
{
private $specialVars = ['_self' => '$this->getTemplateName()', '_context' => '$context', '_charset' => '$this->env->getCharset()'];
public function __construct(string $name, int $lineno)
{
parent::__construct([], ['name' => $name, 'is_defined_test' => \false, 'ignore_strict_check' => \false, 'always_defined' => \false], $lineno);
}
public function compile(Compiler $compiler) : void
{
$name = $this->getAttribute('name');
$compiler->addDebugInfo($this);
if ($this->getAttribute('is_defined_test')) {
if (isset($this->specialVars[$name])) {
$compiler->repr(\true);
} elseif (\PHP_VERSION_ID >= 70400) {
$compiler->raw('array_key_exists(')->string($name)->raw(', $context)');
} else {
$compiler->raw('(isset($context[')->string($name)->raw(']) || array_key_exists(')->string($name)->raw(', $context))');
}
} elseif (isset($this->specialVars[$name])) {
$compiler->raw($this->specialVars[$name]);
} elseif ($this->getAttribute('always_defined')) {
$compiler->raw('$context[')->string($name)->raw(']');
} else {
if ($this->getAttribute('ignore_strict_check') || !$compiler->getEnvironment()->isStrictVariables()) {
$compiler->raw('($context[')->string($name)->raw('] ?? null)');
} else {
$compiler->raw('(isset($context[')->string($name)->raw(']) || array_key_exists(')->string($name)->raw(', $context) ? $context[')->string($name)->raw('] : (function () { throw new RuntimeError(\'Variable ')->string($name)->raw(' does not exist.\', ')->repr($this->lineno)->raw(', $this->source); })()')->raw(')');
}
}
}
/**
* @deprecated since Twig 3.11 (to be removed in 4.0)
*/
public function isSpecial()
{
trigger_deprecation('twig/twig', '3.11', 'The "%s()" method is deprecated and will be removed in Twig 4.0.', __METHOD__);
return isset($this->specialVars[$this->getAttribute('name')]);
}
/**
* @deprecated since Twig 3.11 (to be removed in 4.0)
*/
public function isSimple()
{
trigger_deprecation('twig/twig', '3.11', 'The "%s()" method is deprecated and will be removed in Twig 4.0.', __METHOD__);
return !$this->isSpecial() && !$this->getAttribute('is_defined_test');
}
}