magento/graphql-ce#961: ShippingAddressInput.postcode: String, is not required by Schema

Author: lenaorobei

app/code/Magento/QuoteGraphQl/Model/Cart/SetBillingAddressOnCart.php

@@ -133,7 +133,7 @@ private function createBillingAddress(
 
         if (true !== $errors) {
             $e = new GraphQlInputException(__('Billing address errors'));
-            foreach ($errors as $error){
+            foreach ($errors as $error) {
                 $e->addError(new GraphQlInputException($error));
             }
             throw $e;

app/code/Magento/QuoteGraphQl/Model/Cart/SetShippingAddressesOnCart.php

@@ -56,8 +56,8 @@ public function execute(ContextInterface $context, CartInterface $cart, array $s
         $errors = $shippingAddress->validate();
 
         if (true !== $errors) {
-            $e = new GraphQlInputException(__('Shipping address error'));
-            foreach ($errors as $error){
+            $e = new GraphQlInputException(__('Shipping address errors'));
+            foreach ($errors as $error) {
                 $e->addError(new GraphQlInputException($error));
             }
             throw $e;