Ensure function declarations at the block level are block scoped
npm install --save-dev babel-plugin-transform-es2015-block-scoped-functions
.babelrc
(Recommended).babelrc
{ "plugins": ["transform-es2015-block-scoped-functions"] }
babel --plugins transform-es2015-block-scoped-functions script.js
require("babel-core").transform("code", { plugins: ["transform-es2015-block-scoped-functions"] });
© 2018 Sebastian McKenzie
Licensed under the MIT License.
http://babeljs.io/docs/plugins/transform-es2015-block-scoped-functions/