--- /dev/null
+<?php
+
+/*
+ * This file is part of the Behat.
+ * (c) Konstantin Kudryashov <ever.zet@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Behat\Behat\Snippet\Appender;
+
+use Behat\Behat\Snippet\AggregateSnippet;
+use Behat\Behat\Snippet\SnippetWriter;
+
+/**
+ * Appends snippets to its targets. Used by SnippetWriter.
+ *
+ * @see SnippetWriter
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+interface SnippetAppender
+{
+ /**
+ * Checks if appender supports snippet.
+ *
+ * @param AggregateSnippet $snippet
+ *
+ * @return Boolean
+ */
+ public function supportsSnippet(AggregateSnippet $snippet);
+
+ /**
+ * Appends snippet to the source.
+ *
+ * @param AggregateSnippet $snippet
+ */
+ public function appendSnippet(AggregateSnippet $snippet);
+}