--- /dev/null
+<?php
+
+/*
+ * This file is part of the Behat Testwork.
+ * (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\Testwork\Call\Exception;
+
+use InvalidArgumentException;
+
+/**
+ * Represents exception caused by a bad callback.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+final class BadCallbackException extends InvalidArgumentException implements CallException
+{
+ /**
+ * @var callable
+ */
+ private $callable;
+
+ /**
+ * Initializes exception.
+ *
+ * @param string $message
+ * @param callable $callable
+ */
+ public function __construct($message, $callable)
+ {
+ $this->callable = $callable;
+
+ parent::__construct($message);
+ }
+
+ /**
+ * Returns callback that caused exception.
+ *
+ * @return callable
+ */
+ public function getCallable()
+ {
+ return $this->callable;
+ }
+}