Jsdoc is powerful. Few people have kept up to date with the new developments. Particularly the collaborative work between the Typescript, JSDoc, and Visual Studio Code teams. This is a demonstration of the power that jsdoc now has thanks to the hard work of these teams.
Clone this repo to your local machine and use an up to date version of Visual Studio Code to open the folder. That's it.
What you should see is 5 errors in the src/index.js file. These are typescript type errors being picked up in regular js files. This repo is utilizing template types, recurisve types, the infer directive, and more.