How do I install the babel-polyfill library?

Question

I just started to use Babel to compile my ES6 javascript code into ES5. When I start to use Promises it looks like it\'s not working. The Babel website states support for pr

Answer 1

Like Babel says in the docs, for Babel > 7.4.0 the module @babel/polyfill is deprecated, so it's recommended to use directly core-js and regenerator-runtime libraries that before were included in @babel/polyfill.

So this worked for me:

npm install --save core-js@3.6.5
npm install regenerator-runtime

then add to the very top of your initial js file:

import 'core-js/stable';
import 'regenerator-runtime/runtime';