;; Sample: read the state of the keyboard and move the player accordingly
(local dirs {:up [0 -1] :down [0 1] :left [-1 0] :right [1 0]})

(each [key [dx dy] (pairs dirs)]
  (when (love.keyboard.isDown key)
    (let [[px py] player
          x (+ px (* dx player.speed dt))
          y (+ py (* dy player.speed dt))]
      (world:move player x y))))

I don't feel like installing it right now!

Fine, you can use Fennel right here without installing anything:

Curious about how a piece of code compiles? See for yourself with a side-by-side view how Fennel turns into Lua and vice-versa.

Documentation

• The Setup guide will help you install things.
• The Tutorial teaches you the basics of the language.
• The Rationale explains the reasoning why Fennel was created.
• The Lua primer will catch you up if you don't already know Lua.
• The Reference lists out all built-in forms and what they're for.
• The Fennel from Clojure guide helps if you have a background in Clojure.
• The Style Guide advises on how to write clear and consise code.
• The Macro Guide explains metaprogramming with macros.
• The API listing explains how to embed Fennel into a Lua program.
• The Changelog describes how Fennel has evolved with time.
• The on Libera.Chat and Github. See the security page for details about security issues.

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