ref: cd073622d57cb4e2f3413b5658d1299745b51bc6
dir: /test/matchargunion.myr/
use std /* checks pattern matching on unions with arguments. exits with 42. */ type u = union `Int int `Chr char `Nil ;; const main = { var v v = `Int 123 match v | `Int 127: std.exit(42) | `Int 123: std.exit(69) | `Chr 'a': std.exit(4) | `Nil: std.exit(6) | _: std.die("Impossible failed match\n") ;; }