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

class Superclass extends core::Object {
  synthetic constructor •() → self::Superclass
    ;
  method method1(core::num argument1, core::num argument2) → core::String
    ;
  method method2(core::num argument1, core::num argument2) → core::String
    ;
  method method3(core::num argument1, covariant core::int argument2) → core::String
    ;
  method method4(core::num argument1, covariant core::num argument2) → core::String
    ;
}
class Mixin extends core::Object {
  synthetic constructor •() → self::Mixin
    ;
  method method1(core::num argument1, core::num argument2) → core::String
    ;
  method method2(covariant core::int argument1, core::num argument2) → core::String
    ;
  method method3(core::num argument1, core::num argument2) → core::String
    ;
  method method4(covariant core::int argument1, core::int argument2) → core::String
    ;
}
abstract class _Class&Superclass&Mixin = self::Superclass with self::Mixin /*isAnonymousMixin*/  {
  synthetic constructor •() → self::_Class&Superclass&Mixin
    : super self::Superclass::•()
    ;
  abstract forwarding-stub method method2(covariant core::num argument1, core::num argument2) → core::String;
  forwarding-stub method method3(core::num argument1, covariant core::num argument2) → core::String
    return super.{self::Superclass::method3}(argument1, argument2);
  forwarding-stub method method4(covariant core::num argument1, covariant core::num argument2) → core::String
    return super.{self::Superclass::method4}(argument1, argument2);
}
class Class extends self::_Class&Superclass&Mixin {
  synthetic constructor •() → self::Class
    ;
}
static method main() → dynamic
  ;
static method expect(dynamic expected, dynamic actual) → void
  ;
static method throws(() → void f) → void
  ;