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fix crash if detected light at a node is nil

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This commit is contained in:
Vanessa Ezekowitz 2015-02-09 12:50:32 -05:00
parent 581aee0570
commit 811e1d2ee2
1 changed files with 1 additions and 1 deletions
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nature_classic/global_function.lua
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@ -43,7 +43,7 @@ end
function nature:grow_node(pos, nodename)
if pos ~= nil then
local light_enough = minetest.get_node_light(pos, nil)
local light_enough = (minetest.get_node_light(pos, nil) or 0)
>= nature.minimum_growth_light
if is_not_young(pos) and light_enough then