| library; |
| import self as self; |
| import "dart:core" as core; |
| |
| class A extends core::Object { |
| synthetic constructor •() → self::A |
| ; |
| } |
| class B extends self::A { |
| synthetic constructor •() → self::B |
| ; |
| } |
| class C extends core::Object { |
| synthetic constructor •() → self::C |
| ; |
| method f1(self::A x) → void |
| ; |
| method f2([self::A x]) → void |
| ; |
| method f3({self::A x}) → void |
| ; |
| method f4() → self::A |
| ; |
| } |
| class D extends self::C { |
| synthetic constructor •() → self::D |
| ; |
| method f1(core::Object x) → void |
| ; |
| method f2([core::Object x]) → void |
| ; |
| method f3({core::Object x}) → void |
| ; |
| method f4() → self::B |
| ; |
| } |
| class E extends self::C { |
| synthetic constructor •() → self::E |
| ; |
| method f1(self::B x) → void |
| ; |
| method f2([self::B x]) → void |
| ; |
| method f3({self::B x}) → void |
| ; |
| method f4() → core::Object |
| ; |
| } |
| static method main() → dynamic |
| ; |