From cee49e4d0978acd38a9871f22056b49a7abc3df2 Mon Sep 17 00:00:00 2001
From: Jason Judge <jason.judge@consil.co.uk>
Date: Mon, 17 Sep 2018 22:35:06 +0100
Subject: [PATCH] Issue #107 extend interface for extended item.

---
 src/Extend/ItemInterface.php | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/Extend/ItemInterface.php b/src/Extend/ItemInterface.php
index a36305f..5b4262e 100644
--- a/src/Extend/ItemInterface.php
+++ b/src/Extend/ItemInterface.php
@@ -19,4 +19,14 @@ public function setVat($value);
      * Get the item VAT.
      */
     public function getVat();
+
+    /**
+     * Set the item Product Code.
+     */
+    public function setProductCode($value);
+
+    /**
+     * Get the item Product Code.
+     */
+    public function getProductCode();
 }