These are some quick notes/experiments with es6 generators written as I was following along with this Pony Foo blog post.
If you'd like to play around with the code, clone the repo and npm install. Then npm start should open a new browser window. Inspect your console to see the output. The code is roughly separated by section in index.js so feel free to comment out some of the function calls if you'd prefer to only see part of the output.