Code style fixes

src/PHPCensor/Helper/CommandExecutorInterface.php

@@ -0,0 +1,46 @@
+<?php
+/**
+ * PHPCI - Continuous Integration for PHP
+ *
+ * @copyright    Copyright 2014, Block 8 Limited.
+ * @license      https://github.com/Block8/PHPCI/blob/master/LICENSE.md
+ * @link         https://www.phptesting.org/
+ */
+
+namespace PHPCensor\Helper;
+
+interface CommandExecutorInterface
+{
+    /**
+     * Executes shell commands. Accepts multiple arguments the first
+     * is the template and everything else is inserted in. c.f. sprintf
+     *
+     * @param array $args
+     *
+     * @return bool Indicates success
+     */
+    public function executeCommand($args = []);
+
+    /**
+     * Returns the output from the last command run.
+     */
+    public function getLastOutput();
+
+    /**
+     * Find a binary required by a plugin.
+     * 
+     * @param string $binary
+     * @param bool $quiet Returns null instead of throwing an execption.
+     *
+     * @return null|string
+     *
+     * @throws \Exception when no binary has been found and $quiet is false.
+     */
+    public function findBinary($binary, $quiet = false);
+
+    /**
+     * Set the buildPath property.
+     * @param string $path
+     */
+    public function setBuildPath($path);
+}