--- /dev/null
+<?php
+
+/*
+ * This file is part of the Behat Gherkin.
+ * (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\Gherkin\Filter;
+
+use Behat\Gherkin\Node\FeatureNode;
+use Behat\Gherkin\Node\ScenarioInterface;
+
+/**
+ * Filters features by their actors role.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+class RoleFilter extends SimpleFilter
+{
+ protected $pattern;
+
+ /**
+ * Initializes filter.
+ *
+ * @param string $role Approved role wildcard
+ */
+ public function __construct($role)
+ {
+ $this->pattern = '/as an? ' . strtr(preg_quote($role, '/'), array(
+ '\*' => '.*',
+ '\?' => '.',
+ '\[' => '[',
+ '\]' => ']'
+ )) . '[$\n]/i';
+ }
+
+ /**
+ * Checks if Feature matches specified filter.
+ *
+ * @param FeatureNode $feature Feature instance
+ *
+ * @return Boolean
+ */
+ public function isFeatureMatch(FeatureNode $feature)
+ {
+ return 1 === preg_match($this->pattern, $feature->getDescription());
+ }
+
+ /**
+ * Checks if scenario or outline matches specified filter.
+ *
+ * @param ScenarioInterface $scenario Scenario or Outline node instance
+ *
+ * @return false This filter is designed to work only with features
+ */
+ public function isScenarioMatch(ScenarioInterface $scenario)
+ {
+ return false;
+ }
+}