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

import "dart:async";

static method test(asy::StreamController<void> _eventStreamController) → dynamic async /* futureValueType= dynamic */ {
  {
    asy::Stream<void> :stream = _eventStreamController.{asy::StreamController::stream}{asy::Stream<void>};
    asy::_StreamIterator<void>? :for-iterator = new asy::_StreamIterator::•<void>(:stream);
    try
      while (let dynamic #t1 = asy::_asyncStarMoveNextHelper(:stream) in await :for-iterator.{asy::_StreamIterator::moveNext}(){() → asy::Future<core::bool>}) {
        final void _ = :for-iterator.{asy::_StreamIterator::current}{void};
        {}
      }
    finally
      if(!(:for-iterator.{asy::_StreamIterator::_subscription}{asy::StreamSubscription<void>?} == null))
        await :for-iterator.{asy::_StreamIterator::cancel}(){() → asy::Future<dynamic>};
  }
}
static method main() → dynamic {}