first upload all files

Modules/Cart/CartCondition.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace Modules\Cart;
+
+use Darryldecode\Cart\CartCondition as DarryldecodeCartCondition;
+
+class CartCondition extends DarryldecodeCartCondition
+{
+    public function getAttribute($key, $default = null)
+    {
+        return array_get($this->getAttributes(), $key, $default);
+    }
+}