protected function Twig_NodeVisitor_Optimizer::optimizePrintNode in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 vendor/twig/twig/lib/Twig/NodeVisitor/Optimizer.php \Twig_NodeVisitor_Optimizer::optimizePrintNode()

Optimizes print nodes.

It replaces:

• "echo $this->render(Parent)Block()" with "$this->display(Parent)Block()"

Parameters

Twig_NodeInterface $node A Node:

Twig_Environment $env The current Twig environment:

Return value

Twig_NodeInterface

1 call to Twig_NodeVisitor_Optimizer::optimizePrintNode()

Twig_NodeVisitor_Optimizer::doLeaveNode in vendor/twig/twig/lib/Twig/NodeVisitor/Optimizer.php

Called after child nodes are visited.

File

vendor/twig/twig/lib/Twig/NodeVisitor/Optimizer.php, line 135

Class

Twig_NodeVisitor_Optimizer

Twig_NodeVisitor_Optimizer tries to optimizes the AST.

Code

protected function optimizePrintNode(Twig_NodeInterface $node, Twig_Environment $env) {
  if (!$node instanceof Twig_Node_Print) {
    return $node;
  }
  if ($node
    ->getNode('expr') instanceof Twig_Node_Expression_BlockReference || $node
    ->getNode('expr') instanceof Twig_Node_Expression_Parent) {
    $node
      ->getNode('expr')
      ->setAttribute('output', true);
    return $node
      ->getNode('expr');
  }
  return $node;
}