function TwigExtension::getNodeVisitors

Same name in this branch
  1. 10 core/modules/sdc/src/Twig/TwigExtension.php \Drupal\sdc\Twig\TwigExtension::getNodeVisitors()
Same name and namespace in other branches
  1. 9 core/lib/Drupal/Core/Template/TwigExtension.php \Drupal\Core\Template\TwigExtension::getNodeVisitors()
  2. 8.9.x core/lib/Drupal/Core/Template/TwigExtension.php \Drupal\Core\Template\TwigExtension::getNodeVisitors()
  3. 11.x core/modules/sdc/src/Twig/TwigExtension.php \Drupal\sdc\Twig\TwigExtension::getNodeVisitors()
  4. 11.x core/lib/Drupal/Core/Template/TwigExtension.php \Drupal\Core\Template\TwigExtension::getNodeVisitors()

File

core/lib/Drupal/Core/Template/TwigExtension.php, line 158

Class

TwigExtension
A class providing Drupal Twig extensions.

Namespace

Drupal\Core\Template

Code

public function getNodeVisitors() {
  // The node visitor is needed to wrap all variables with
  // render_var -> TwigExtension->renderVar() function.
  $visitors = [
    new TwigNodeVisitor(),
    new TwigNodeVisitorCheckDeprecations(),
  ];
  if (\in_array('__toString', TwigSandboxPolicy::getMethodsAllowedOnAllObjects(), TRUE)) {
    // When __toString is an allowed method, there is no point in running
    // \Twig\Extension\SandboxExtension::ensureToStringAllowed, so we add a
    // node visitor to remove any CheckToStringNode nodes added by the
    // sandbox extension.
    $visitors[] = new RemoveCheckToStringNodeVisitor();
  }
  return $visitors;
}

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