0byt3m1n1
Path:
C:
/
wamp64
/
apps
/
phpmyadmin4.9.2
/
vendor
/
twig
/
twig
/
src
/
Node
/
Expression
/
Filter
/
[
Home
]
File: DefaultFilter.php
<?php /* * This file is part of Twig. * * (c) Fabien Potencier * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Twig\Node\Expression\Filter; use Twig\Compiler; use Twig\Node\Expression\ConditionalExpression; use Twig\Node\Expression\ConstantExpression; use Twig\Node\Expression\FilterExpression; use Twig\Node\Expression\GetAttrExpression; use Twig\Node\Expression\NameExpression; use Twig\Node\Expression\Test\DefinedTest; use Twig\Node\Node; /** * Returns the value or the default value when it is undefined or empty. * * {{ var.foo|default('foo item on var is not defined') }} * * @author Fabien Potencier <fabien@symfony.com> */ class DefaultFilter extends FilterExpression { public function __construct(\Twig_NodeInterface $node, ConstantExpression $filterName, \Twig_NodeInterface $arguments, $lineno, $tag = null) { $default = new FilterExpression($node, new ConstantExpression('default', $node->getTemplateLine()), $arguments, $node->getTemplateLine()); if ('default' === $filterName->getAttribute('value') && ($node instanceof NameExpression || $node instanceof GetAttrExpression)) { $test = new DefinedTest(clone $node, 'defined', new Node(), $node->getTemplateLine()); $false = \count($arguments) ? $arguments->getNode(0) : new ConstantExpression('', $node->getTemplateLine()); $node = new ConditionalExpression($test, $default, $false, $node->getTemplateLine()); } else { $node = $default; } parent::__construct($node, $filterName, $arguments, $lineno, $tag); } public function compile(Compiler $compiler) { $compiler->subcompile($this->getNode('node')); } } class_alias('Twig\Node\Expression\Filter\DefaultFilter', 'Twig_Node_Expression_Filter_Default');