Update snippet for preventing infinite loops

egilmorez · web-flow · commit 39d225bb3d16 · 2018-05-21T15:37:50.000-07:00
Per internal bug 74829410.
diff --git a/firestore/extend-with-functions/functions/index.js b/firestore/extend-with-functions/functions/index.js
@@ -115,7 +115,7 @@ function writingData() {
 
         // We'll only update if the name has changed.
         // This is crucial to prevent infinite loops.
-        if (data.name == previousData.name) return;
+        if (data.name == previousData.name) return null;
 
         // Retrieve the current count of name changes
         let count = data.name_change_count;
