class TwigNodeCheckDeprecations

A node that checks deprecated variable usage.

Hierarchy

  • class \Twig\Node\Node implements \Twig\Node\Countable, \Twig\Node\IteratorAggregate

Expanded class hierarchy of TwigNodeCheckDeprecations

See also

\Drupal\Core\Template\TwigNodeVisitorCheckDeprecations

\Drupal\Core\Template\TwigExtension::checkDeprecations()

File

core/lib/Drupal/Core/Template/TwigNodeCheckDeprecations.php, line 16

Namespace

Drupal\Core\Template
View source 
class TwigNodeCheckDeprecations extends Node {
    
    /**
     * The named variables used in the template.
     */
    protected array $usedNames = [];
    
    /**
     * {@inheritdoc}
     */
    public function __construct(array $usedNames) {
        $this->usedNames = $usedNames;
        parent::__construct();
    }
    
    /**
     * {@inheritdoc}
     */
    public function compile(Compiler $compiler) {
        $usedNamesNode = new ArrayExpression([], $this->getTemplateLine());
        foreach ($this->usedNames as $name) {
            $usedNamesNode->addElement(new ConstantExpression($name, $this->getTemplateLine()));
        }
        $compiler->write("\$this->env->getExtension('\\Drupal\\Core\\Template\\TwigExtension')\n");
        $compiler->indent();
        $compiler->write("->checkDeprecations(\$context, ");
        $compiler->subcompile($usedNamesNode);
        $compiler->raw(");");
        $compiler->outdent();
    }

}

Members

Title Modifiers Object type Summary Overriden Title Overrides
Node::$attributeNameDeprecations private property @var array<string, NameDeprecation>
Node::$attributes protected property
Node::$lineno protected property
Node::$nodeNameDeprecations private property @var array<string, NameDeprecation>
Node::$nodes protected property
Node::$sourceContext private property
Node::$tag protected property
Node::count public function
Node::deprecateAttribute public function
Node::deprecateNode public function
Node::getAttribute public function
Node::getIterator public function
Node::getNode public function
Node::getNodeTag public function
Node::getSourceContext public function
Node::getTemplateLine public function
Node::getTemplateName public function
Node::hasAttribute public function
Node::hasNode public function
Node::removeAttribute public function
Node::removeNode public function
Node::setAttribute public function
Node::setNode public function 1
Node::setNodeTag public function @internal
Node::setSourceContext public function
Node::__toString public function
TwigNodeCheckDeprecations::$usedNames protected property The named variables used in the template.
TwigNodeCheckDeprecations::compile public function Overrides Node::compile
TwigNodeCheckDeprecations::__construct public function Overrides Node::__construct