--- /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\Hook\Call;
+
+use Behat\Testwork\Hook\FilterableHook;
+
+/**
+ * Represents runtime hook, filterable by filter string.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+abstract class RuntimeFilterableHook extends RuntimeHook implements FilterableHook
+{
+ /**
+ * @var null|string
+ */
+ private $filterString;
+
+ /**
+ * Initializes hook.
+ *
+ * @param string $scopeName
+ * @param null|string $filterString
+ * @param callable $callable
+ * @param null|string $description
+ */
+ public function __construct($scopeName, $filterString, $callable, $description = null)
+ {
+ $this->filterString = $filterString;
+
+ parent::__construct($scopeName, $callable, $description);
+ }
+
+ /**
+ * Returns hook filter string (if has one).
+ *
+ * @return null|string
+ */
+ public function getFilterString()
+ {
+ return $this->filterString;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function __toString()
+ {
+ return trim($this->getName() . ' ' . $this->getFilterString());
+ }
+}