Merge pull request #5411 from plotly/revisit-isPlainObject

Revise second condition in is_plain_object
plotly · Jan 15, 2021 · 997946b · 997946b
2 parents d430b84 + 9af3504
commit 997946b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/lib/is_plain_object.js b/src/lib/is_plain_object.js
@@ -21,6 +21,6 @@ module.exports = function isPlainObject(obj) {
 
     return (
         Object.prototype.toString.call(obj) === '[object Object]' &&
-        Object.getPrototypeOf(obj) === Object.prototype
+        Object.getPrototypeOf(obj).hasOwnProperty('hasOwnProperty')
     );
 };