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author | cheapie <no-email-for-you@example.com> | 2017-02-05 19:28:57 -0600 |
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committer | cheapie <no-email-for-you@example.com> | 2017-02-05 19:28:57 -0600 |
commit | 0724796e51ed655b37c4a80f60c66087c7d16efc (patch) | |
tree | 61465c0f54d1de4e3ebbe2d8239b0f256115fb7c /infrastructure | |
parent | 09680bbff8f2209b831f1bed0bf99eb664151158 (diff) | |
download | roads-0724796e51ed655b37c4a80f60c66087c7d16efc.tar roads-0724796e51ed655b37c4a80f60c66087c7d16efc.tar.gz roads-0724796e51ed655b37c4a80f60c66087c7d16efc.tar.bz2 roads-0724796e51ed655b37c4a80f60c66087c7d16efc.tar.xz roads-0724796e51ed655b37c4a80f60c66087c7d16efc.zip |
Make sure the message is a string before trying to lowercase it
Diffstat (limited to 'infrastructure')
-rw-r--r-- | infrastructure/advanced_lane_control_lights.lua | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/infrastructure/advanced_lane_control_lights.lua b/infrastructure/advanced_lane_control_lights.lua index 195f809..94d7ce1 100644 --- a/infrastructure/advanced_lane_control_lights.lua +++ b/infrastructure/advanced_lane_control_lights.lua @@ -63,10 +63,10 @@ for i = 1, 6 do effector = { action = function(pos, node, channel, msg) local setchan = minetest.get_meta(pos):get_string("channel") - if setchan ~= channel then + if setchan ~= channel or type(msg) ~= "string" then return end - msg = msg:lower() + msg = string.lower(msg) if (msg=="off") then node.name = "infrastructure:lane_control_lights_1" elseif (msg=="green") then |