type-fest / ts-extras eslint plugin released. 

@sindresorhus you wanted me to let you know when it was released:

https://github.com/Nick2bad4u/eslint-plugin-typefest

Full documentation site here:
https://nick2bad4u.github.io/eslint-plugin-typefest/

I've tried hard to iron out all edge cases and bugs. 