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Merge pull request 'mesecons: Do not crash server if world border is depowered' (#79) from fix-issue-78 into master 

Reviewed-on: Mineclonia/Mineclonia#79
Reviewed-by: cora <cora@noreply.git.minetest.land>
This commit is contained in:
cora 2021-05-29 22:29:52 +00:00
parent fac4a38657 27828b6317
commit 3ee2ef0618
1 changed files with 7 additions and 5 deletions
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12
mods/ITEMS/REDSTONE/mesecons/internal.lua
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@ -483,11 +483,13 @@ function mesecon.turnoff(pos, link)
for _, r in ipairs(mesecon.rule2meta(f.link, mesecon.rules.mcl_alldirs_spread)) do
local np = vector.add(f.pos, r)
local n = mesecon.get_node_force(np)
if mesecon.is_receptor_on(n.name) then
local receptorrules = mesecon.receptor_get_rules(n)
for _, rr in pairs(receptorrules) do
if rr.spread and vector.equals(mesecon.invertRule(rr), r) then
return false
if not (mesecon.get_node_force(np) == nil) then
if mesecon.is_receptor_on(n.name) then
local receptorrules = mesecon.receptor_get_rules(n)
for _, rr in pairs(receptorrules) do
if rr.spread and vector.equals(mesecon.invertRule(rr), r) then
return false
end
end
end
end