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changed tablex.rotate loop bounds to be more defensive about fractional arguments being passed

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This commit is contained in:
Max Cahill 2021-10-08 10:19:30 +11:00
parent 0a02d7a2da
commit 27b548bb25
1 changed files with 2 additions and 2 deletions
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4
tablex.lua
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@ -66,11 +66,11 @@ end
-- amount -1: {1, 2, 3, 4} -> {4, 1, 2, 3}
function tablex.rotate(t, amount)
if #t > 1 then
while amount > 0 do
while amount >= 1 do
tablex.push(t, tablex.shift(t))
amount = amount - 1
end
while amount < 0 do
while amount <= -1 do
tablex.unshift(t, tablex.pop(t))
amount = amount + 1
end