switched to namespace first, PSR-0 as a fallback

src/Sandbox/SecurityNotAllowedFunctionError.php

@@ -1,11 +1,35 @@
 <?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\Sandbox;
 
-class_exists('Twig_Sandbox_SecurityNotAllowedFunctionError');
+/**
+ * Exception thrown when a not allowed function is used in a template.
+ *
+ * @author Martin Hasoň <martin.hason@gmail.com>
+ */
+class SecurityNotAllowedFunctionError extends SecurityError
+{
+    private $functionName;
 
-if (\false) {
-    class SecurityNotAllowedFunctionError extends \Twig_Sandbox_SecurityNotAllowedFunctionError
+    public function __construct($message, $functionName, $lineno = -1, $filename = null, \Exception $previous = null)
     {
+        parent::__construct($message, $lineno, $filename, $previous);
+        $this->functionName = $functionName;
+    }
+
+    public function getFunctionName()
+    {
+        return $this->functionName;
     }
 }
+
+class_alias('Twig\Sandbox\SecurityNotAllowedFunctionError', 'Twig_Sandbox_SecurityNotAllowedFunctionError');