const int foo = 42 * 42;
const String bar =
    "hello" " " "${String.fromEnvironment("baz", defaultValue: "world")}" "!";
const String bar2 = "hello2" " 2" + bar;
const bool baz = true && true && (false || true) && (42 == 21 * 4 / 2);
const blaSymbol = #_x;
main() {}
void _x() {}