-- Assigns traffic light value to node as defined by

-- include/extractor/traffic_lights.hpp

local TrafficSignal = {}

function TrafficSignal.get_value(node)

local tag = node:get_value_by_key("highway")

if "traffic_signals" == tag then

local direction = node:get_value_by_key("traffic_signals:direction")

if direction then

if "forward" == direction then

return traffic_lights.direction_forward

end

if "backward" == direction then

return traffic_lights.direction_reverse

end

end

-- return traffic_lights.direction_all

return true

end

-- return traffic_lights.none

return false

end

return TrafficSignal