public func handleEvents(receiveSubscription: ((Subscription) -> Void)? = nil, receiveOutput: ((Self.Output) -> Void)? = nil, receiveCompletion: ((Subscribers.Completion<Self.Failure>) -> Void)? = nil, receiveCancel: (() -> Void)? = nil, receiveRequest: ((Subscribers.Demand) -> Void)? = nil) -> Publishers.HandleEvents<Self>
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