struct <name> {
	var <field_1_1> <field_1_2> ... <field_1_k1> : <type_1>;
    ...
    var <field_n_1> <field_n_2> ... <field_n_kn> : <type_n>;
}


struct Window {
	var x y: i32;
	var width height: i32;
	var maximized: bool;
	var title: string;
}