Lua Circle class scope stuff

MyCircle = {}

function MyCircle:new()

    local circle = display.newCircle(0, 0, 20)

    function circle:uno()
        print("circle uno")
    end

    local function dos()
        print("circle dos")
    end

    function tres()
        print("circle tres")
    end

    print("uno:", uno)
    print("dos:", dos)
    print("tres:", tres)

    return circle



end

print("uno:", uno)
    print("dos:", dos)
    print("tres:", tres)

return MyCircle

-- then in main.lua

function showProps(o)
    print("-- showProps --")
    print("o: ", o)
    for key,value in pairs(o) do
        print("key: ", key, ", value: ", value);
    end
    print("-- end showProps --")
end



require "MyCircle"
local circle = MyCircle:new()
print("** _G props **")
showProps(_G)
print("** MyCircle props **")
showProps(MyCircle)
print("** circle props **")
showProps(circle)