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make utils.split return empty set on nil values

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previously it returned a "nil" string
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gfgtdf 2016-07-09 21:01:35 +02:00 • committed by GitHub
parent 64b90042c4
commit 40ff1ec986
1 changed files with 1 additions and 1 deletions
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data/lua/wml-utils.lua
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@ -8,7 +8,7 @@ function utils.trim(s)
end
function utils.split(s)
return tostring(s):gmatch("[^%s,][^,]*")
return tostring(s or ""):gmatch("[^%s,][^,]*")
end
function utils.check_key(val, key, tag, convert_spaces)