ref: 346c26a93cb79f89c3d0fb12d0a2d749956cebdb
dir: /test/matchargstr.myr/
use std
/* checks pattern matching on unions with arguments.
exits with 42. */
type u = union
`Int int
`Str byte[:]
`Nil
;;
const main = {
var v
v = `Str "asdf"
match v
| `Int 127: std.fatal(1, "wrong match `Int 127\n")
| `Str "foo": std.fatal(1, "Wrong match `Str \"foo\"\n")
| `Str "fsda": std.fatal(1, "Wrong match `Str \"fsda\"\n")
| `Str "asdf": std.put("Correct `Str \"asdf\"!\n")
| `Nil: std.fatal(1, "Wrong match `Str \"fsda\"\n")
;;
}