Hacker News new | ask | show | jobs
by hyperman1 1887 days ago
This is not about LSP but about Hindley-Milner. The return type influences the choice of function, not the other way around.

This is also not rust-specific. It is just someone learning how a new tool works, by pushing it to a boundary, then writing about the result. Both learning and sharing are a healthy reflex.

In the worst case, the author is one of today's lucky 10 000.Besides, the article made me realize an imperfection in my own understanding, so I am gratefull for having read it'