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union test ('a : Type) = {
Just : 'a,
Nothing : unit
}
union option ('a : Type) = {
None : unit,
Some : 'a
}
val "print_endline" : string -> unit
function main() : unit -> unit = {
let _ : test(option(int)) = Just(None());
let Just(Some(x)) = Just(Some("test"));
print_endline(x)
}
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