fix: ensure field not null before checking constructor (#201)

razee-io · Feb 24, 2021 · 58ced61 · 58ced61
1 parent e54a547
commit 58ced61
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/BaseController.js b/lib/BaseController.js
@@ -506,7 +506,7 @@ module.exports = class BaseController {
       const configPathValue = objectPath.get(config, path);
       // if config does not have the lastApplied path, make sure to set lastApplied path in config to null.
       // we must avoid nulling any "objects", and only nulling "leafs", as we could delete other fields unintentionally.
-      if (configPathValue === undefined && lastApplied[key].constructor !== Object) {
+      if (configPathValue === undefined && lastApplied[key] && lastApplied[key].constructor !== Object) {
         objectPath.set(config, path, null);
         // elseif lastApplied[key] is not null/undefined, and it is an object, and configPathValue is not already set null by user, then we should recurse
       } else if ((lastApplied[key] && lastApplied[key].constructor === Object && configPathValue !== null)) {