class Async::LimitedQueue

def initialize(limit = 1, full: Notification.new, **options)

@parameter full [Notification] The notification to use for signaling when the queue is full.
@parameter limit [Integer] The maximum number of items that can be enqueued.

Create a new limited queue. 
def initialize(limit = 1, full: Notification.new, **options)
	super(**options)
	
	@limit = limit
	@full = full
end