class Twig_Node_Expression_Filter_Default in Translation template extractor 6.3
Same name and namespace in other branches
- 7.3 vendor/Twig/Node/Expression/Filter/Default.php \Twig_Node_Expression_Filter_Default
Returns the value or the default value when it is undefined or empty.
<pre> {{ var.foo|default('foo item on var is not defined') }} </pre>
@author Fabien Potencier <fabien@symfony.com>
Hierarchy
- class \Twig_Node implements Twig_NodeInterface
- class \Twig_Node_Expression
Expanded class hierarchy of Twig_Node_Expression_Filter_Default
1 string reference to 'Twig_Node_Expression_Filter_Default'
- Twig_Extension_Core::getFilters in vendor/
Twig/ Extension/ Core.php - Returns a list of filters to add to the existing list.
File
- vendor/
Twig/ Node/ Expression/ Filter/ Default.php, line 21
View source
class Twig_Node_Expression_Filter_Default extends Twig_Node_Expression_Filter {
public function __construct(Twig_NodeInterface $node, Twig_Node_Expression_Constant $filterName, Twig_NodeInterface $arguments, $lineno, $tag = null) {
$default = new Twig_Node_Expression_Filter($node, new Twig_Node_Expression_Constant('default', $node
->getLine()), $arguments, $node
->getLine());
if ('default' === $filterName
->getAttribute('value') && ($node instanceof Twig_Node_Expression_Name || $node instanceof Twig_Node_Expression_GetAttr)) {
$test = new Twig_Node_Expression_Test_Defined(clone $node, 'defined', new Twig_Node(), $node
->getLine());
$false = count($arguments) ? $arguments
->getNode(0) : new Twig_Node_Expression_Constant('', $node
->getLine());
$node = new Twig_Node_Expression_Conditional($test, $default, $false, $node
->getLine());
}
else {
$node = $default;
}
parent::__construct($node, $filterName, $arguments, $lineno, $tag);
}
public function compile(Twig_Compiler $compiler) {
$compiler
->subcompile($this
->getNode('node'));
}
}