prevent injection process polyfill to core-js via some bundlers o…

…r `esm.sh`, close #1277
zloirock · Aug 1, 2023 · cd1d1d4 · cd1d1d4
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,6 @@
 ## Changelog
 ##### Unreleased
+- Prevented injection `process` polyfill to `core-js` via some bundlers or `esm.sh`, [#1277](https://github.com/zloirock/core-js/issues/1277)
 - Compat data improvements:
   - [`Promise.withResolvers`](https://github.com/tc39/proposal-promise-with-resolvers) marked as supported [from Bun 0.7.1](https://bun.sh/blog/bun-v0.7.1#bun-ismainthread-and-promise-withresolvers)
 

diff --git a/packages/core-js/internals/engine-is-node.js b/packages/core-js/internals/engine-is-node.js
@@ -1,4 +1,5 @@
 'use strict';
+var global = require('../internals/global');
 var classof = require('../internals/classof-raw');
 
-module.exports = typeof process != 'undefined' && classof(process) === 'process';
+module.exports = classof(global.process) === 'process';