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add a check guarding against a reported nil crash

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FaceDeer 2019-02-26 20:21:12 -07:00
parent 07437c5b41
commit 9ad487fa7a
1 changed files with 3 additions and 1 deletions
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4
df_farming/plants.lua
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@ -204,10 +204,12 @@ if df_farming.config.light_kills_fungus then
chance = 5,
action = function(pos, node)
local node_def = minetest.registered_nodes[node.name]
local light_sensitive_fungus_level = node_def.groups.light_sensitive_fungus
if not light_sensitive_fungus_level then return end -- This should never be the case, but I've received a report of it happening anyway so guarding against it.
local dead_node = node_def._dfcaverns_dead_node or "df_farming:dead_fungus"
-- 11 is the value adjacent to a torch
local light_level = minetest.get_node_light(pos)
if light_level and light_level > node_def.groups.light_sensitive_fungus then
if light_level and light_level > light_sensitive_fungus_level then
minetest.set_node(pos, {name=dead_node, param2 = node.param2})
end
end