function add_redis_subscriber()

in server.js [31:40]

• 8 lines of code
• 1 McCabe index (conditional complexity)

function add_redis_subscriber(subscriber_key) {
    var client = new Redis(redis_address);

    client.subscribe(subscriber_key);
    client.on('message', function(channel, message) {
        io.emit(subscriber_key, JSON.parse(message));
    });

    redis_subscribers[subscriber_key] = client;
}