From 62c7a60aeea7e4d577af40cf1164aa3e00e9859b Mon Sep 17 00:00:00 2001
From: gujiman <gujiman@hotmail.com>
Date: Fri, 10 Mar 2017 08:56:02 +0000
Subject: [PATCH] fix(paypal): sku param is optional (#1161)

'sku' needs to be made 'optional' as explained in the documented comment
---
 src/plugins/pay-pal.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/plugins/pay-pal.ts b/src/plugins/pay-pal.ts
index 53b610f7..ef043f1f 100644
--- a/src/plugins/pay-pal.ts
+++ b/src/plugins/pay-pal.ts
@@ -220,7 +220,7 @@ export class PayPalItem {
    * @param {String} currency: ISO standard currency code.
    * @param {String} sku: The stock keeping unit for this item. 50 characters max (optional)
    */
-  constructor(name: string, quantity: number, price: string, currency: string, sku: string) {
+  constructor(name: string, quantity: number, price: string, currency: string, sku?: string) {
     this.name = name;
     this.quantity = quantity;
     this.price = price;
@@ -246,7 +246,7 @@ export class PayPalItem {
   /**
    * The stock keeping unit for this item. 50 characters max (optional)
    */
-  sku: string;
+  sku?: string;
 }
 
 /**