module Async
module Kernel
class Async::Barrier
class Async::Children
class Async::Clock
class Async::Condition
class Async::LimitedQueue
class Async::List
class Async::Node
class Async::Notification
class Async::Queue
class Async::Reactor
class Async::Scheduler
class Async::Semaphore
class Async::Stop
class Async::Stop::Later
class Async::Task
class Async::TimeoutError
class Async::Variable
class Async::Wrapper
class Async::Wrapper::Cancelled
async
2.1.0
# finished?
def finished? @children.nil? || @children.finished? end