Check against Object.prototype

compulim · compulim · commit 1f4c1e4791c6 · 2026-05-09T21:42:25.000Z
diff --git a/packages/base/src/utils/isPlainObject.ts b/packages/base/src/utils/isPlainObject.ts
@@ -1,3 +1,5 @@
+const OBJECT_PROTOTYPE = Object.prototype;
+
 export default function isPlainObject(obj: unknown): boolean {
-  return Object.getPrototypeOf(obj) === Object;
+  return Object.getPrototypeOf(obj) === OBJECT_PROTOTYPE;
 }

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	`+const OBJECT_PROTOTYPE = Object.prototype;`
	`2`	`+`
`1`	`3`	`export default function isPlainObject(obj: unknown): boolean {`
`2`		`- return Object.getPrototypeOf(obj) === Object;`
	`4`	`+ return Object.getPrototypeOf(obj) === OBJECT_PROTOTYPE;`
`3`	`5`	`}`