From 0b4de88aa7c2bb971b4119deb6a2a76b41dc2332 Mon Sep 17 00:00:00 2001
From: Nathan Booker <nathan.booker@bigcommerce.com>
Date: Mon, 3 Dec 2018 12:18:43 -0600
Subject: [PATCH] Callback with error on getCartQuantity method

---
 src/api/cart.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/api/cart.js b/src/api/cart.js
index 029f5b9..04fb10d 100644
--- a/src/api/cart.js
+++ b/src/api/cart.js
@@ -25,6 +25,9 @@ export default class extends Base {
      */
     getCartQuantity(callback) {
         this.getCart({}, (err, response) => {
+            if (err) {
+                return callback(err);
+            }
             let quantity = 0;
             if (response.length) {
                 const cart = response[0];
@@ -38,7 +41,7 @@ export default class extends Base {
                 const giftCertificateQuantity = cart.lineItems.giftCertificates.length;
                 quantity = lineItemQuantities + giftCertificateQuantity;
             }
-            callback(quantity);
+            callback(null, quantity);
         });
     }