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

class Foo<T extends core::Object? = dynamic> extends core::Object {
  final field () → asy::Future<dynamic> quux;
  covariant-by-class field self::Foo::T% t;
  constructor •(() → asy::Future<dynamic> quux, self::Foo::T% t) → self::Foo<self::Foo::T%>
    ;
  method call() → asy::Future<self::Foo::T%>
    ;
}
class Bar extends core::Object {
  field self::Foo<self::Baz> qux;
  synthetic constructor •() → self::Bar
    ;
  method quuz() → asy::Future<void>
    ;
  method corge(self::Baz baz) → self::Grault
    ;
  method garply(self::Grault grault) → void
    ;
}
class Baz extends core::Object {
  synthetic constructor •() → self::Baz
    ;
}
class Grault extends core::Object {
  synthetic constructor •() → self::Grault
    ;
}
static method main() → dynamic
  ;