When do I use 'use' and 'loader' in Webpack 2 module.rules?

Question

I am upgrading my current project to Webpack2, which it was using Webpack1 prior. I have looked into a couple tutorials about upgrading and in

Answer 1

module.rules is meant for loaders. Specifying a rule as loader is just a shortcut for

use: [{loader}]

For plugins, use the plugins property in your configuration.