def signal_master(reactor, signaller, logger, options)
            # This is a signal request
            promise = signaller.request(options)

            promise.then do |result|
                logger.info "signal recieved #{result}"
            end
            promise.catch do |error|
                logger.info "there was an error #{error}"
            end
            promise.finally do
                reactor.shutdown
            end
        end
def signal_master(reactor, signaller, logger, options)
            
            promise = signaller.request(options)

            promise.then do |result|
                logger.info "signal recieved 
            end
            promise.catch do |error|
                logger.info "there was an error 
            end
            promise.finally do
                reactor.shutdown
            end
        end
def signal_master ( reactor , signaller , logger , options ) # This is a signal request promise = signaller . request ( options ) promise . then do | result | logger . info "signal recieved #{result}" end promise . catch do | error | logger . info "there was an error #{error}" end promise . finally do reactor . shutdown end end
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 TTY SIGNALLING CONTROL
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