| library /*isNonNullableByDefault*/; |
| // |
| // 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:_internal" as _in; |
| |
| import "dart:async"; |
| |
| class Class extends core::Object { |
| synthetic constructor •() → self::Class |
| : super core::Object::•() |
| ; |
| } |
| static method returnDynamic() → dynamic |
| return new self::Class::•(); |
| static method returnClass() → self::Class |
| return new self::Class::•(); |
| static method returnFutureDynamic() → asy::Future<dynamic> /* originally async */ { |
| final asy::_Future<dynamic> :async_future = new asy::_Future::•<dynamic>(); |
| core::bool* :is_sync = false; |
| dynamic :return_value; |
| (dynamic) → dynamic :async_op_then; |
| (core::Object, core::StackTrace) → dynamic :async_op_error; |
| core::int :await_jump_var = 0; |
| dynamic :await_ctx_var; |
| function :async_op(dynamic :result_or_exception, dynamic :stack_trace) → dynamic yielding |
| try { |
| #L1: |
| { |
| :return_value = new self::Class::•(); |
| break #L1; |
| } |
| asy::_completeWithNoFutureOnAsyncReturn(:async_future, :return_value, :is_sync); |
| return; |
| } |
| on dynamic catch(dynamic exception, core::StackTrace stack_trace) { |
| asy::_completeOnAsyncError(:async_future, exception, stack_trace, :is_sync); |
| } |
| :async_op_then = asy::_asyncThenWrapperHelper(:async_op); |
| :async_op_error = asy::_asyncErrorWrapperHelper(:async_op); |
| :async_op(null, null){() → dynamic}; |
| :is_sync = true; |
| return :async_future; |
| } |
| static method returnFutureClass() → asy::Future<self::Class> /* originally async */ { |
| final asy::_Future<self::Class> :async_future = new asy::_Future::•<self::Class>(); |
| core::bool* :is_sync = false; |
| self::Class? :return_value; |
| (dynamic) → dynamic :async_op_then; |
| (core::Object, core::StackTrace) → dynamic :async_op_error; |
| core::int :await_jump_var = 0; |
| dynamic :await_ctx_var; |
| function :async_op(dynamic :result_or_exception, dynamic :stack_trace) → dynamic yielding |
| try { |
| #L2: |
| { |
| :return_value = new self::Class::•(); |
| break #L2; |
| } |
| asy::_completeWithNoFutureOnAsyncReturn(:async_future, :return_value, :is_sync); |
| return; |
| } |
| on dynamic catch(dynamic exception, core::StackTrace stack_trace) { |
| asy::_completeOnAsyncError(:async_future, exception, stack_trace, :is_sync); |
| } |
| :async_op_then = asy::_asyncThenWrapperHelper(:async_op); |
| :async_op_error = asy::_asyncErrorWrapperHelper(:async_op); |
| :async_op(null, null){() → dynamic}; |
| :is_sync = true; |
| return :async_future; |
| } |
| static method error() → asy::Stream<FutureOr<self::Class>> /* originally async* */ { |
| asy::_AsyncStarStreamController<FutureOr<self::Class>>? :controller; |
| dynamic :controller_stream; |
| (dynamic) → dynamic :async_op_then; |
| (core::Object, core::StackTrace) → dynamic :async_op_error; |
| core::int :await_jump_var = 0; |
| dynamic :await_ctx_var; |
| dynamic :saved_try_context_var0; |
| dynamic :saved_try_context_var1; |
| function :async_op(dynamic :result_or_exception, dynamic :stack_trace) → dynamic yielding |
| try |
| try { |
| #L3: |
| { |
| if(:controller.{asy::_AsyncStarStreamController::add}(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,ForNonNullableByDefault} FutureOr<self::Class>){(FutureOr<self::Class>) → core::bool}) |
| return null; |
| else |
| [yield] null; |
| } |
| return; |
| } |
| on dynamic catch(dynamic exception, core::StackTrace stack_trace) { |
| :controller.{asy::_AsyncStarStreamController::addError}(exception, stack_trace){(core::Object, core::StackTrace) → void}; |
| } |
| finally { |
| :controller.{asy::_AsyncStarStreamController::close}(){() → dynamic}; |
| } |
| :async_op_then = asy::_asyncThenWrapperHelper(:async_op); |
| :async_op_error = asy::_asyncErrorWrapperHelper(:async_op); |
| :controller = new asy::_AsyncStarStreamController::•<FutureOr<self::Class>>(:async_op); |
| :controller_stream = :controller.{asy::_AsyncStarStreamController::stream}{asy::Stream<FutureOr<self::Class>>}; |
| return :controller_stream; |
| } |
| static method stream() → asy::Stream<FutureOr<self::Class>> /* originally async* */ { |
| asy::_AsyncStarStreamController<FutureOr<self::Class>>? :controller; |
| dynamic :controller_stream; |
| (dynamic) → dynamic :async_op_then; |
| (core::Object, core::StackTrace) → dynamic :async_op_error; |
| core::int :await_jump_var = 0; |
| dynamic :await_ctx_var; |
| dynamic :saved_try_context_var0; |
| dynamic :saved_try_context_var1; |
| function :async_op(dynamic :result_or_exception, dynamic :stack_trace) → dynamic yielding |
| try |
| try { |
| #L4: |
| { |
| if(:controller.{asy::_AsyncStarStreamController::add}(self::returnDynamic() as{TypeError,ForDynamic,ForNonNullableByDefault} FutureOr<self::Class>){(FutureOr<self::Class>) → core::bool}) |
| return null; |
| else |
| [yield] null; |
| if(:controller.{asy::_AsyncStarStreamController::add}(self::returnClass()){(FutureOr<self::Class>) → core::bool}) |
| return null; |
| else |
| [yield] null; |
| if(:controller.{asy::_AsyncStarStreamController::add}(self::returnFutureClass()){(FutureOr<self::Class>) → core::bool}) |
| return null; |
| else |
| [yield] null; |
| } |
| return; |
| } |
| on dynamic catch(dynamic exception, core::StackTrace stack_trace) { |
| :controller.{asy::_AsyncStarStreamController::addError}(exception, stack_trace){(core::Object, core::StackTrace) → void}; |
| } |
| finally { |
| :controller.{asy::_AsyncStarStreamController::close}(){() → dynamic}; |
| } |
| :async_op_then = asy::_asyncThenWrapperHelper(:async_op); |
| :async_op_error = asy::_asyncErrorWrapperHelper(:async_op); |
| :controller = new asy::_AsyncStarStreamController::•<FutureOr<self::Class>>(:async_op); |
| :controller_stream = :controller.{asy::_AsyncStarStreamController::stream}{asy::Stream<FutureOr<self::Class>>}; |
| return :controller_stream; |
| } |
| static method main() → dynamic /* originally async */ { |
| final asy::_Future<dynamic> :async_future = new asy::_Future::•<dynamic>(); |
| core::bool* :is_sync = false; |
| dynamic :return_value; |
| (dynamic) → dynamic :async_op_then; |
| (core::Object, core::StackTrace) → dynamic :async_op_error; |
| core::int :await_jump_var = 0; |
| dynamic :await_ctx_var; |
| dynamic :saved_try_context_var0; |
| dynamic :saved_try_context_var1; |
| dynamic :exception0; |
| dynamic :stack_trace0; |
| function :async_op(dynamic :result_or_exception, dynamic :stack_trace) → dynamic yielding |
| try { |
| #L5: |
| { |
| { |
| asy::Stream<FutureOr<self::Class>> :stream = self::stream(); |
| asy::_StreamIterator<FutureOr<self::Class>>? :for-iterator = new asy::_StreamIterator::•<FutureOr<self::Class>>(:stream); |
| try |
| #L6: |
| while (true) { |
| dynamic #t1 = asy::_asyncStarMoveNextHelper(:stream); |
| [yield] let dynamic #t2 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::moveNext}(){() → asy::Future<core::bool>}, :async_op_then, :async_op_error) in null; |
| if(_in::unsafeCast<core::bool>(:result_or_exception)) { |
| FutureOr<self::Class>cls = :for-iterator.{asy::_StreamIterator::current}{FutureOr<self::Class>}; |
| { |
| core::print(cls); |
| } |
| } |
| else |
| break #L6; |
| } |
| finally |
| if(!(:for-iterator.{asy::_StreamIterator::_subscription}{asy::StreamSubscription<FutureOr<self::Class>>?} == null)) { |
| [yield] let dynamic #t3 = asy::_awaitHelper(:for-iterator.{asy::_StreamIterator::cancel}(){() → asy::Future<dynamic>}, :async_op_then, :async_op_error) in null; |
| :result_or_exception; |
| } |
| } |
| } |
| asy::_completeWithNoFutureOnAsyncReturn(:async_future, :return_value, :is_sync); |
| return; |
| } |
| on dynamic catch(dynamic exception, core::StackTrace stack_trace) { |
| asy::_completeOnAsyncError(:async_future, exception, stack_trace, :is_sync); |
| } |
| :async_op_then = asy::_asyncThenWrapperHelper(:async_op); |
| :async_op_error = asy::_asyncErrorWrapperHelper(:async_op); |
| :async_op(null, null){() → dynamic}; |
| :is_sync = true; |
| return :async_future; |
| } |