import "package:expect/expect.dart";
const printString = "print";
const var1 = Simple(printString);
class Simple {
  final String name;
  const Simple(this.name) {}
}
const var2 = Simple2(printString);
class Simple2 {
  final String name;
  const Simple2(this.name) {}
}
const var3 = B();
class A {
  const A() {}
}
class B extends A {
  const B() : super();
}
const var4 = C();
class C {
  int? x;
}
void main() {}