node.js - 与socket.io共享客户端beetwen不同的模块？

I've got something like this:

我有这样的事情:

io.sockets.on('connection', function(player) {
    var currentRoom;
    currentRoom='lobby';
    player.join(currentRoom);
    player.broadcast.to(currentRoom).emit('newPlayer');

    require('./test').test(player);

    player.on('changeroom',function(room) {
        player.leave(currentRoom);
        player.join(room);
        currentRoom = room;
    });

});
io.s