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Lua: Fix nil-safety issues in location_set

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Fixes #6231
This commit is contained in:
Celtic Minstrel 2021-10-26 13:44:27 -04:00
parent 831655fd57
commit 1f32466782
1 changed files with 11 additions and 4 deletions
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15
data/lua/location_set.lua
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@ -86,18 +86,25 @@ end
function methods:get(...)
local loc = wesnoth.map.read_location(...)
return self.values[index(loc.x, loc.y)]
if loc ~= nil then
return self.values[index(loc.x, loc.y)]
end
return nil
end
function methods:insert(...)
local loc, n = wesnoth.map.read_location(...)
local v = select(n + 1, ...)
self.values[index(loc.x, loc.y)] = v or true
if loc ~= nil then
local v = select(n + 1, ...)
self.values[index(loc.x, loc.y)] = v or true
end
end
function methods:remove(...)
local loc = wesnoth.map.read_location(...)
self.values[index(loc.x, loc.y)] = nil
if loc ~= nil then
self.values[index(loc.x, loc.y)] = nil
end
end
function methods:clone()