The Type System: What You Know, What's New, and...

My project: Hermes IDE | GitHub Me: gabrielanhaia You'll reach for class hierarchies and abstract classes. Stop. TypeScript has something better for most of those cases. In Post 1, we covered the big mental shifts: structural typing, type erasure, null vs undefined, how overloading isn't really overloading. That was the "prepare yourself" post. This one is where we actually build things with the type system. I'll split it by feel: the stuff that'll be instantly familiar, the stuff that's genuine