What version of Javascript is supported in Hooks?

I know, from experience, that Hooks does not support ES6.

What version is supported? I’d like to set up an ESLint file to check for problems locally before passing them up to Auth0

As it has been more than a few months since this topic was opened, and there has been no reply or further information provided as to the existence of the issue, we are closing this topic. Please don’t hesitate to create a new topic if this issue is still present, we would be happy to work with you to help find a resolution.