ref: 515b8e89c1a6c0859eaefbf7835a4e6497a57e0b dir: /test/matchmixed.myr/
use std type u = union `A `B ;; const main = { match "asdf" | `A: std.put("Got a\n") | `B: std.put("Got b\n") ;; std.exit(42) }