library /*isNonNullableByDefault*/;
//
// Problems in library:
//
// pkg/front_end/testcases/general/error_recovery/empty_await_for.dart:2:14: Error: Expected an identifier, but got ')'.
// Try inserting an identifier before ')'.
//   await for () {}
//              ^
//
// pkg/front_end/testcases/general/error_recovery/empty_await_for.dart:2:14: Error: Expected 'in' before this.
//   await for () {}
//              ^
//
import self as self;
import "dart:async" as asy;
import "dart:core" as core;
import "dart:_internal" as _in;

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 {
      #L1:
      {
        {
          Never :stream = invalid-expression "pkg/front_end/testcases/general/error_recovery/empty_await_for.dart:2:14: Error: This couldn't be parsed.
  await for () {}
             ^";
          asy::_StreamIterator<dynamic>? :for-iterator = new asy::_StreamIterator::•<dynamic>(:stream);
          try
            #L2:
            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)) {
                final dynamic #t3 = :for-iterator.{asy::_StreamIterator::current}{dynamic};
                {
                  invalid-expression "pkg/front_end/testcases/general/error_recovery/empty_await_for.dart:2:14: Error: This couldn't be parsed.
  await for () {}
             ^";
                }
              }
              else
                break #L2;
            }
          finally
            if(!(:for-iterator.{asy::_StreamIterator::_subscription}{asy::StreamSubscription<dynamic>?} == null)) {
              [yield] let dynamic #t4 = 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;
}