Refactoring

lib/composer/vendor/consolidation/robo/src/Contract/RollbackInterface.php

@@ -0,0 +1,18 @@
+<?php
+namespace Robo\Contract;
+
+/**
+ * Any Robo tasks that implements this interface will
+ * be called when the task collection it is added to
+ * fails, and runs its rollback operation.
+ *
+ * Interface RollbackInterface
+ * @package Robo\Contract
+ */
+interface RollbackInterface extends TaskInterface
+{
+    /**
+     * Revert an operation that can be rolled back
+     */
+    public function rollback();
+}