pkg/front_end/testcases/dartdevc/issue53462.dart.strong.modular.expect

library;
import self as self;
import "dart:core" as core;
import "dart:_internal" as _in;

typedef Callback = () → void;
class Foo extends core::Object {
  field () →? void _#Foo#_koCallback = null;
  field core::bool _#Foo#_koCallback#isSet = false;
  final field () →? void _okCallback;
  constructor •({() →? void okCallback = #C1, () →? void koCallback = #C1}) → self::Foo
    : self::Foo::_okCallback = okCallback, super core::Object::•() {
    this.{self::Foo::_koCallback} = koCallback;
  }
  get _koCallback() → () →? void
    return this.{self::Foo::_#Foo#_koCallback#isSet}{core::bool} ?{() →? void} this.{self::Foo::_#Foo#_koCallback}{() →? void} : throw{for-error-handling} new _in::LateError::fieldNI("_koCallback");
  set _koCallback(() →? void _koCallback#param) → void
    if(this.{self::Foo::_#Foo#_koCallback#isSet}{core::bool})
      throw{for-error-handling} new _in::LateError::fieldAI("_koCallback");
    else {
      this.{self::Foo::_#Foo#_koCallback#isSet} = true;
      this.{self::Foo::_#Foo#_koCallback} = _koCallback#param;
    }
  static synthetic method _#new#tearOff({() →? void okCallback = #C1, () →? void koCallback = #C1}) → self::Foo
    return new self::Foo::•(okCallback: okCallback, koCallback: koCallback);
  method thisWorks() → void {
    this.{self::Foo::_okCallback}{() →? void} == null ?{(dynamic) →? void} null : (dynamic value) → void => (this.{self::Foo::_okCallback}{() →? void} as{Unchecked} () → void)(){() → void};
  }
  method thisDoesNot() → void {
    this.{self::Foo::_koCallback}{() →? void} == null ?{(dynamic) →? void} null : (dynamic value) → void => (this.{self::Foo::_koCallback}{() →? void} as{Unchecked} () → void)(){() → void};
  }
}

constants  {
  #C1 = null
}