--- /dev/null
+<?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.
+ */
+
+/**
+ * Interface implemented by compiler classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ *
+ * @deprecated since 1.12 (to be removed in 3.0)
+ */
+interface Twig_CompilerInterface
+{
+ /**
+ * Compiles a node.
+ *
+ * @return $this
+ */
+ public function compile(Twig_NodeInterface $node);
+
+ /**
+ * Gets the current PHP code after compilation.
+ *
+ * @return string The PHP code
+ */
+ public function getSource();
+}