ref: dabed9c4d7c7b367b08a4b2ede1b27f2d218052b dir: /test/tuple.myr/
use std /* checks that we can create tuples and destructure them. exits with 42. */ const main = { var v var x var a var b x = 15 v = (x, x + 12) (a, b) = v -> a + b }