topic: sum types

Everything I’ve written on the subject, from the beginning of this version of the site.

I may also have written on this on earlier versions of my website:

(The even-earlier versions of the site existed… but are not relevant here.)

2021
- Jan
  - 22
    - Using Classes for Functional Programming—JOURNAL
      
      We tend to think classes are inherently for object-oriented programming, but they are much more flexible than that in JavaScript and TypeScript (and other languages too).