From 4f5b44bd3bd490309eb2ba7b44df4769816ba729 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Nicolas=20L=C5=93uillet?= <nicolas.loeuillet@gmail.com>
Date: Sat, 3 Aug 2013 19:26:54 +0200
Subject: twig implementation

---
 .../lib/Twig/Node/Expression/Filter/Default.php    | 43 ++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 vendor/twig/twig/lib/Twig/Node/Expression/Filter/Default.php

(limited to 'vendor/twig/twig/lib/Twig/Node/Expression/Filter/Default.php')

diff --git a/vendor/twig/twig/lib/Twig/Node/Expression/Filter/Default.php b/vendor/twig/twig/lib/Twig/Node/Expression/Filter/Default.php
new file mode 100644
index 00000000..1827c888
--- /dev/null
+++ b/vendor/twig/twig/lib/Twig/Node/Expression/Filter/Default.php
@@ -0,0 +1,43 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2011 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * 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>
+ */
+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'));
+    }
+}
-- 
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