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Add a missing check for unknown nodes

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This commit is contained in:
ShadowNinja 2014-06-30 22:17:39 -04:00
parent 1c4db4d675
commit 101a9bbbbe
1 changed files with 6 additions and 4 deletions
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10
digilines/wires_common.lua
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@ -42,10 +42,12 @@ function digiline:update_autoconnect(pos, secondcall)
digiline:update_autoconnect(zmympos, true)
end
local digilinespec = minetest.registered_nodes[minetest.get_node(pos).name].digiline
if not digilinespec then return nil end
if not digilinespec.wire then return nil end
if not digilinespec.wire.use_autoconnect then return nil end
local def = minetest.registered_nodes[minetest.get_node(pos).name]
local digilinespec = def and def.digiline
if not (digilinespec and digilinespec.wire and
digilinespec.wire.use_autoconnect) then
return nil
end
local zmg = digiline:rules_link_anydir(pos, zmpos)
local zmymg = digiline:rules_link_anydir(pos, zmympos)