pkg/front_end/testcases/extension_types/issue53210.dart.textual_outline_modelled.expect

extension type ET1.c0(int id) {
  ET1.c1() : this.c0(0);
  ET1.c2(this.id);
  ET1.c3(int a, int b) : id = a + b;
  ET1.c4(int a, [int b = 1]) : id = a + b;
  ET1.c5(int a, {int b = 2}) : id = a + b;
  ET1.c6(int a, {required int b}) : id = a + b;
  factory ET1.f1() = ET1.c1;
  factory ET1.f2(int v) => ET1.c2(v);
}