class GetAttrExpression
Hierarchy
- class \Twig\Node\Node implements \Twig\Node\Countable, \Twig\Node\IteratorAggregate
- class \Twig\Node\Expression\AbstractExpression extends \Twig\Node\Node
- class \Twig\Node\Expression\GetAttrExpression extends \Twig\Node\Expression\AbstractExpression
- class \Twig\Node\Expression\AbstractExpression extends \Twig\Node\Node
Expanded class hierarchy of GetAttrExpression
9 files declare their use of GetAttrExpression
- CoreExtension.php in vendor/
twig/ twig/ src/ Extension/ CoreExtension.php - DefaultFilter.php in vendor/
twig/ twig/ src/ Node/ Expression/ Filter/ DefaultFilter.php - DefinedTest.php in vendor/
twig/ twig/ src/ Node/ Expression/ Test/ DefinedTest.php - ExpressionParser.php in vendor/
twig/ twig/ src/ ExpressionParser.php - OptimizerNodeVisitor.php in vendor/
twig/ twig/ src/ NodeVisitor/ OptimizerNodeVisitor.php
File
-
vendor/
twig/ twig/ src/ Node/ Expression/ GetAttrExpression.php, line 19
Namespace
Twig\Node\ExpressionView source
class GetAttrExpression extends AbstractExpression {
/**
* @param ArrayExpression|NameExpression|null $arguments
*/
public function __construct(AbstractExpression $node, AbstractExpression $attribute, ?AbstractExpression $arguments, string $type, int $lineno) {
$nodes = [
'node' => $node,
'attribute' => $attribute,
];
if (null !== $arguments) {
$nodes['arguments'] = $arguments;
}
if ($arguments && !$arguments instanceof ArrayExpression && !$arguments instanceof NameExpression) {
trigger_deprecation('twig/twig', '3.15', \sprintf('Not passing a "%s" instance as the "arguments" argument of the "%s" constructor is deprecated ("%s" given).', ArrayExpression::class, static::class, $arguments::class));
}
parent::__construct($nodes, [
'type' => $type,
'is_defined_test' => false,
'ignore_strict_check' => false,
'optimizable' => true,
], $lineno);
}
public function compile(Compiler $compiler) : void {
$env = $compiler->getEnvironment();
$arrayAccessSandbox = false;
// optimize array calls
if ($this->getAttribute('optimizable') && (!$env->isStrictVariables() || $this->getAttribute('ignore_strict_check')) && !$this->getAttribute('is_defined_test') && Template::ARRAY_CALL === $this->getAttribute('type')) {
$var = '$' . $compiler->getVarName();
$compiler->raw('((' . $var . ' = ')
->subcompile($this->getNode('node'))
->raw(') && is_array(')
->raw($var);
if (!$env->hasExtension(SandboxExtension::class)) {
$compiler->raw(') || ')
->raw($var)
->raw(' instanceof ArrayAccess ? (')
->raw($var)
->raw('[')
->subcompile($this->getNode('attribute'))
->raw('] ?? null) : null)');
return;
}
$arrayAccessSandbox = true;
$compiler->raw(') || ')
->raw($var)
->raw(' instanceof ArrayAccess && in_array(')
->raw($var . '::class')
->raw(', CoreExtension::ARRAY_LIKE_CLASSES, true) ? (')
->raw($var)
->raw('[')
->subcompile($this->getNode('attribute'))
->raw('] ?? null) : ');
}
$compiler->raw('CoreExtension::getAttribute($this->env, $this->source, ');
if ($this->getAttribute('ignore_strict_check')) {
$this->getNode('node')
->setAttribute('ignore_strict_check', true);
}
$compiler->subcompile($this->getNode('node'))
->raw(', ')
->subcompile($this->getNode('attribute'));
if ($this->hasNode('arguments')) {
$compiler->raw(', ')
->subcompile($this->getNode('arguments'));
}
else {
$compiler->raw(', []');
}
$compiler->raw(', ')
->repr($this->getAttribute('type'))
->raw(', ')
->repr($this->getAttribute('is_defined_test'))
->raw(', ')
->repr($this->getAttribute('ignore_strict_check'))
->raw(', ')
->repr($env->hasExtension(SandboxExtension::class))
->raw(', ')
->repr($this->getNode('node')
->getTemplateLine())
->raw(')');
if ($arrayAccessSandbox) {
$compiler->raw(')');
}
}
}