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util.array: Add O(n) equality check metamethod

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Kim Alvefur 2017-03-16 19:09:57 +01:00
parent 911bea7746
commit 0bf98e614f
1 changed files with 13 additions and 0 deletions
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13
util/array.lua
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@ -33,6 +33,19 @@ function array_mt.__add(a1, a2)
return res:append(a1):append(a2);
end
function array_mt.__eq(a, b)
if #a == #b then
for i = 1, #a do
if a[i] ~= b[i] then
return false;
end
end
else
return false;
end
return true;
end
setmetatable(array, { __call = new_array });
-- Read-only methods