library;
//
// Problems in library:
//
// pkg/front_end/testcases/general/stream_future.dart:18:9: Error: A value of type 'Future<dynamic>' can't be assigned to a variable of type 'FutureOr<Class>'.
//  - 'Future' is from 'dart:async'.
//  - 'Class' is from 'pkg/front_end/testcases/general/stream_future.dart'.
//   yield returnFutureDynamic();
//         ^
//
import self as self;
import "dart:core" as core;
import "dart:async" as asy;

import "dart:async";

class Class extends core::Object {
  synthetic constructor •() → self::Class*
    : super core::Object::•()
    ;
  abstract member-signature get _identityHashCode() → core::int*; -> core::Object::_identityHashCode
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*; -> core::Object::_instanceOf
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOf
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfTrue
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*; -> core::Object::_simpleInstanceOfFalse
  abstract member-signature operator ==(dynamic other) → core::bool*; -> core::Object::==
  abstract member-signature get hashCode() → core::int*; -> core::Object::hashCode
  abstract member-signature method toString() → core::String*; -> core::Object::toString
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic; -> core::Object::noSuchMethod
  abstract member-signature get runtimeType() → core::Type*; -> core::Object::runtimeType
}
static method returnDynamic() → dynamic
  return new self::Class::•();
static method returnClass() → self::Class*
  return new self::Class::•();
static method returnFutureDynamic() → asy::Future<dynamic>* async 
  return new self::Class::•();
static method returnFutureClass() → asy::Future<self::Class*>* async 
  return new self::Class::•();
static method error() → asy::Stream<FutureOr<self::Class*>*>* async* {
  yield invalid-expression "pkg/front_end/testcases/general/stream_future.dart:18:9: Error: A value of type 'Future<dynamic>' can't be assigned to a variable of type 'FutureOr<Class>'.
 - 'Future' is from 'dart:async'.
 - 'Class' is from 'pkg/front_end/testcases/general/stream_future.dart'.
  yield returnFutureDynamic();
        ^" in self::returnFutureDynamic() as{TypeError} FutureOr<self::Class*>*;
}
static method stream() → asy::Stream<FutureOr<self::Class*>*>* async* {
  yield self::returnDynamic() as{TypeError,ForDynamic} FutureOr<self::Class*>*;
  yield self::returnClass();
  yield self::returnFutureClass();
}
static method main() → dynamic async {
  await for (FutureOr<self::Class*>* cls in self::stream()) {
    core::print(cls);
  }
}