Sensor Repeater

os.loadAPI("ocs/apis/sensor")
prox = sensor.wrap("right")
lastTargets = nil
rednet.open("left")

function getTargets()
        lastTargets = prox.getTargets()
        return lastTargets
end

function getTimeout()
        sleep(2)
        return nil
end

while true do
        while lastTargets == nil do
        print("waiting")
            parallel.waitForAny(getTargets, getTimeout)
        end
        local targets = lastTargets

    print("Sending Sensor infos...")
    rednet.broadcast(textutils.serialize(targets))
    os.sleep(0.1)
    lastTargets = nil
end