TestSimple.x

module TestSimple
    {
    @Inject Console console;

    void run()
        {
        function Int() f = makeMeAClosure();

        console.println($"after losing the stack frame, the returned closure evaluates to {f()}");
        }

    function Int() makeMeAClosure()
        {
        Int x = 10;
        Int y = 20;
        function Int() closure = () -> x + y;
        console.println($"before changing x and y, the closure evaluates to {closure()}");

        x = 42;
        y = 42;
        console.println($"after changing x and y, the closure evaluates to {closure()}");

        return closure;
        }
    }