Collection > create trait (to make it more flexible)

src/Traits/Collection/CountableTrait.php

@@ -0,0 +1,26 @@
+<?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\Traits\Collection;
+
+/**
+ * Trait for the Collection required by Countable interface
+ *
+ * @author    Meritoo <github@meritoo.pl>
+ * @copyright Meritoo <http://www.meritoo.pl>
+ */
+trait CountableTrait
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function count()
+    {
+        return count($this->elements);
+    }
+}