Fix return type to match function spec (empty array instead of null)

Matthew O'Loughlin · Matthew O'Loughlin · commit 9e789ca33280 · 2020-02-09T18:03:07.000+10:30
diff --git a/app/code/Magento/BundleGraphQl/Model/Resolver/Options/Collection.php b/app/code/Magento/BundleGraphQl/Model/Resolver/Options/Collection.php
@@ -115,7 +115,7 @@ private function fetch() : array
 
         $this->extensionAttributesJoinProcessor->process($optionsCollection);
         if (empty($optionsCollection->getData())) {
-            return null;
+            return [];
         }
 
         /** @var \Magento\Bundle\Model\Option $option */

Original file line number	Diff line number	Diff line change
`@@ -115,7 +115,7 @@ private function fetch() : array`
`115`	`115`
`116`	`116`	`$this->extensionAttributesJoinProcessor->process($optionsCollection);`
`117`	`117`	`if (empty($optionsCollection->getData())) {`
`118`		`- return null;`
	`118`	`+ return [];`
`119`	`119`	`}`
`120`	`120`
`121`	`121`	`/** @var \Magento\Bundle\Model\Option $option */`