Merge pull request #45 from sea-yu/fix/clone

fix:clone Object.create(null)
x-extends · Mar 5, 2024 · 19792b5 · 19792b5
2 parents 00199f3 + af939a1
commit 19792b5
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/func/clone.js b/func/clone.js
@@ -16,7 +16,7 @@ function copyValue (val, isDeep) {
   if (val) {
     switch(objectToString.call(val)) {
       case "[object Object]": {
-        var restObj = Object.create(val.__proto__ || null)
+        var restObj = Object.create(Object.getPrototypeOf(val))
         objectEach(val, function (item, key) {
           restObj[key] = handleValueClone(item, isDeep)
         })

diff --git a/test/base.test.js b/test/base.test.js
@@ -2501,6 +2501,9 @@ describe('Base functions', () => {
     expect(
       XEUtils.clone([['11', /\d/], [[11, [[new Date()], 22, [{ aa: 33 }, 44]]], { jj: 99 }], { uu: 88 }])
     ).toEqual([['11', /\d/], [[11, [[new Date()], 22, [{ aa: 33 }, 44]]], { jj: 99 }], { uu: 88 }])
+    expect(
+      XEUtils.clone(Object.create(null))
+    ).toEqual(Object.create(null))
 
     let v1 = {
       num: 11,