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ecto/loon

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the lisp I always wanted

4 mentions on Hacker News by 3 people: 0 stories, 4 comments · first 2026-02-20 · latest 2026-05-10

Mentions per year 4 mentions · busiest year 2026 (4)
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  1. Thanks :) Check out the code - it's Loon! https://github.com/ecto/loon/blob/main/web/src/pages/guide/o...
    comment by ecto · 2026-05-10 · in Show HN: Rust but Lisp
  2. …[3] throws another parse error. That's where I stopped. How much of this is actually real? [0] https://github.com/ecto/loon [1] https://loonlang.com/play [2] https://loonlang.com/guide/ownership [3] https://loonlang.com/guide/types
    comment by mintplant · 2026-02-21 · in Loon: A functional lang with invisible types, safe ownership, and alg. effects
  3. …cool in concept, but very performance-intensive and slow. [1]: https://loonlang.com/boot.js [2]: https://github.com/ecto/loon/tree/main/web
    comment by ethmarks · 2026-02-21 · in Loon: A functional lang with invisible types, safe ownership, and alg. effects
  4. loon is a lisp! https://github.com/ecto/loon [type Shape [Circle Float] [Rect Float Float]] [fn area [s] [match s [Circle r] => [* 3.14 r r] [Rect w h] => [* w h]]] [area [Circle 5.0]]
    comment by ecto · 2026-02-20 · in Lil' Fun Langs