3 ms·

For anybody interested in this technique: the googleable term is "branding". It's bringing some nominal typing into TS's structural typing

• phpnode 6y ago
  I wrote an article about this a while ago: https://codemix.com/opaque-types-in-javascript https://codemix.com/opaque-types-in-javascript
• ricksharp 6y ago
  Cool, I never knew what that was called. Thanks!