MediaWiki talk:DesignSystemAPI/code.js

ES2015
I don't know if you can see it without being in JavaScript test mode, but this script does not work when loaded through ResourceLoader, as ResourceLoader has some checks if code is ES3-compatible, and this code is written in ES6. Additionally, writing your code in ES6 has much -- Cube - shaped   garbage can  18:15, July 26, 2017 (UTC)