I struggled to find an explanation from a low-level view of exactly how a “ JavaScript type system compiler” is implemented. I understood many of the jobs of a type system but was unsure of the mechanisms involved and how they worked together. This article will aim to shine a light on some of the fundamentals at work under-the-hood. It is not possible to focus on everything in 1 article so here we will be looking at “type checks” specifically. Starting with an overview of type systems then buil

This article covers a basic overview and an in-depth explanation of the mechanics of JS code generators and source maps. Building our own from scratch, hence why it is quite long.

This article explains some ideas behind React hooks and demonstrates principles of this mechanism using simplest implementation possible.

Webpack is somewhat of a black box for most developers. Tools like “create-react-app” abstract most of the bundler functionality away. I did some research into it and began building my own light-weight web bundler to understand more about what it entails.