library /*isNonNullableByDefault*/;
import self as self;
import "dart:core" as core;

typedef F<invariant U extends core::Object? = dynamic> = <V extends U% = dynamic>(V%) → dynamic;
class A<X extends core::Object? = dynamic> extends core::Object {
  synthetic constructor •() → self::A<self::A::X%>
    ;
}
static method foo() → self::A<<Y extends <Z extends core::Object? = dynamic>(Z%) → dynamic = dynamic>(Y) → dynamic>
  ;
static method bar() → self::A<<V extends <W extends core::Object? = dynamic>(W%) → dynamic = dynamic>(V) → dynamic>
  ;
static method main() → dynamic
  ;