--- /dev/null
+<?php
+
+/*
+ * This file is part of the Behat.
+ * (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\Behat\Transformation;
+
+use Behat\Testwork\Call\Callee;
+use Behat\Testwork\Environment\Environment;
+use Behat\Testwork\Environment\EnvironmentManager;
+
+/**
+ * Provides transformations using environment manager.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+final class TransformationRepository
+{
+ /**
+ * @var EnvironmentManager
+ */
+ private $environmentManager;
+
+ /**
+ * Initializes repository.
+ *
+ * @param EnvironmentManager $environmentManager
+ */
+ public function __construct(EnvironmentManager $environmentManager)
+ {
+ $this->environmentManager = $environmentManager;
+ }
+
+ /**
+ * Returns all available definitions for a specific environment.
+ *
+ * @param Environment $environment
+ *
+ * @return Transformation[]
+ */
+ public function getEnvironmentTransformations(Environment $environment)
+ {
+ return array_filter(
+ $this->environmentManager->readEnvironmentCallees($environment),
+ function (Callee $callee) {
+ return $callee instanceof Transformation;
+ }
+ );
+ }
+}