ref: a74746cf0a22bd451ae9a57f350cbf1c0d7fd3f9 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 }