composer.json - move tests-related classes to "autoload-dev" section (used for development purposes only and avoid polluting the autoloader in production)

src/Utilities/GeneratorUtility.php

@@ -0,0 +1,37 @@
+<?php
+
+/**
+ * (c) Meritoo.pl, http://www.meritoo.pl
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Meritoo\Common\Utilities;
+
+use Generator;
+
+/**
+ * Useful methods for the Generator class (only static functions)
+ *
+ * @author    Krzysztof Niziol <krzysztof.niziol@meritoo.pl>
+ * @copyright Meritoo.pl
+ */
+class GeneratorUtility
+{
+    /**
+     * Returns elements of generator
+     *
+     * @param Generator $generator The generator who elements should be returned
+     * @return array
+     */
+    public static function getGeneratorElements(Generator $generator)
+    {
+        $elements = [];
+
+        for (; $generator->valid(); $generator->next()) {
+            $elements[] = $generator->current();
+        }
+
+        return $elements;
+    }
+}