fix some cases of Function#toString with multiple core-js instances

zloirock · May 8, 2021 · 1789d3e · 1789d3e
1 parent 240fa25
commit 1789d3e
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,6 +1,6 @@
 ## Changelog
 ##### Unreleased
-- Nothing
+- Fixed some cases of `Function#toString` with multiple `core-js` instances
 
 ##### 3.12.0 - 2021.05.06
 - Added well-known symbol `Symbol.metadata` for [decorators stage 2 proposal](https://github.com/tc39/proposal-decorators)

diff --git a/packages/core-js/internals/internal-state.js b/packages/core-js/internals/internal-state.js
@@ -24,7 +24,7 @@ var getterFor = function (TYPE) {
   };
 };
 
-if (NATIVE_WEAK_MAP) {
+if (NATIVE_WEAK_MAP || shared.state) {
   var store = shared.state || (shared.state = new WeakMap());
   var wmget = store.get;
   var wmhas = store.has;