Unexpected “Uncaught TypeError: XXX is not a constructor” errors with Babel and ES6

Question

I am giving a try to Webpack, and am giving a try to the instructions in this tutorial, give or take a few custom things.

This is simple code, really, but I\'m quite

Answer 1

I was able to fix this by adding babel-plugin-add-module-exports to the .babelrc file

npm install babel-plugin-add-module-exports --save-dev

{
  "presets": ["@babel/env"],
  "plugins": ["add-module-exports"]
}

this adds

module.exports = exports.default;

to the last line when compiling the class with babel.