ref: c34f7840a5c1984deb9bedf2817aa0c8d4b09b83
dir: /test/fib.myr/
use std /* checks if recursive functions work. should return 21. */ const fib = {n if n <= 0 -> 0 elif n == 1 -> 1 else -> fib(n - 1) + fib(n - 2) ;; } const main = { std.exit(fib(8)) }