let (x: int, y: int) = (1, 2);

let main = (p: unit): int => x + y;

let (x: int, y: int) = (3, 3);

let main_paren = (p: unit): int => x + y;

let foobar: (int, int) = (23, 42);

let (foo: int, bar: int) = foobar;

let non_tuple_rhs = (p: unit): int => foo + bar;