+<?php
+
+/*
+ * This file is part of Psy Shell.
+ *
+ * (c) 2012-2017 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Psy\Input;
+
+/**
+ * A simple class used internally by PsySH to represent silent input.
+ *
+ * Silent input is generally used for non-user-generated code, such as the
+ * rewritten user code run by sudo command. Silent input isn't echoed before
+ * evaluating, and it's not added to the readline history.
+ */
+class SilentInput
+{
+ private $inputString;
+
+ /**
+ * Constructor.
+ *
+ * @param string $inputString
+ */
+ public function __construct($inputString)
+ {
+ $this->inputString = $inputString;
+ }
+
+ /**
+ * To. String.
+ *
+ * @return string
+ */
+ public function __toString()
+ {
+ return $this->inputString;
+ }
+}