* updated Twig to the latest version in 1.x series (v1.35.0)

system/libs/Twig/SimpleFunction.php

@@ -3,7 +3,7 @@
 /*
  * This file is part of Twig.
  *
- * (c) 2010-2012 Fabien Potencier
+ * (c) Fabien Potencier
  *
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
@@ -12,6 +12,8 @@
 /**
  * Represents a template function.
  *
+ * @final
+ *
  * @author Fabien Potencier <fabien@symfony.com>
  */
 class Twig_SimpleFunction
@@ -32,6 +34,8 @@ class Twig_SimpleFunction
             'is_safe' => null,
             'is_safe_callback' => null,
             'node_class' => 'Twig_Node_Expression_Function',
+            'deprecated' => false,
+            'alternative' => null,
         ), $options);
     }
 
@@ -87,4 +91,21 @@ class Twig_SimpleFunction
     {
         return $this->options['is_variadic'];
     }
+
+    public function isDeprecated()
+    {
+        return (bool) $this->options['deprecated'];
+    }
+
+    public function getDeprecatedVersion()
+    {
+        return $this->options['deprecated'];
+    }
+
+    public function getAlternative()
+    {
+        return $this->options['alternative'];
+    }
 }
+
+class_alias('Twig_SimpleFunction', 'Twig\TwigFunction', false);