Using npm:

npm install --save-dev babel-plugin-polyfill-regenerator

or using yarn:

yarn add babel-plugin-polyfill-regenerator --dev

Add this plugin to your Babel configuration:

{
  "plugins": [["polyfill-regenerator", { "method": "usage-global" }]]
}

This package supports the usage-pure, usage-global, and entry-global methods. When entry-global is used, it replaces imports to regenerator-runtime.