Upgrade Twig library

1 files changed, 22 insertions, 3 deletions

diff --git a/inc/lib/Twig/Function.php b/inc/lib/Twig/Function.php
index 1197924a..b5ffb2b0 100644
--- a/inc/lib/Twig/Function.php
+++ b/inc/lib/Twig/Function.php
@@ -12,21 +12,35 @@
 /**
  * Represents a template function.
  *
- * @package    twig
- * @author     Fabien Potencier <fabien@symfony.com>
+ * Use Twig_SimpleFunction instead.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ * @deprecated since 1.12 (to be removed in 2.0)
  */
-abstract class Twig_Function implements Twig_FunctionInterface
+abstract class Twig_Function implements Twig_FunctionInterface, Twig_FunctionCallableInterface
 {
     protected $options;
+    protected $arguments = array();
 
     public function __construct(array $options = array())
     {
         $this->options = array_merge(array(
             'needs_environment' => false,
             'needs_context'     => false,
+            'callable'          => null,
         ), $options);
     }
 
+    public function setArguments($arguments)
+    {
+        $this->arguments = $arguments;
+    }
+
+    public function getArguments()
+    {
+        return $this->arguments;
+    }
+
     public function needsEnvironment()
     {
         return $this->options['needs_environment'];
@@ -49,4 +63,9 @@ abstract class Twig_Function implements Twig_FunctionInterface
 
         return array();
     }
+
+    public function getCallable()
+    {
+        return $this->options['callable'];
+    }
 }