anchor.diff:      });
   
       test("await in else", () {
  -      f(v) async {
  +      f(bool v) async {
           if (v) {
             return 37;
           } else {
  
positive.code:     });
  
      test("await err in else", () {
        f(v) async {
          return v ? 37 : (await new Future.error("err"));
        }
  
  
negative.code:     });
  
      test("await err in then", () {
        f(bool v) async {
          return v ? (await new Future.error("err")) : 37;
        }
  
  