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Handle nan and inf in von #3170

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merged 3 commits into from
Nov 8, 2024
Merged

Handle nan and inf in von #3170

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a6d92d2
Handle nan and inf in von
Denneisk Nov 8, 2024
273f5c8
Minor optimization
Denneisk Nov 8, 2024
75b962a
Update lua/wire/von.lua
Denneisk Nov 8, 2024
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9 changes: 8 additions & 1 deletion lua/wire/von.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -354,7 +354,14 @@ _deserialize = {
a = find(s, "[;:}~]", i)

if a then
return tonumber(sub(s, i, a - 1)) or error("vON: Number definition does not contain a valid number!"), a - 1
a = a - 1
local c = sub(s, i, a)

if c == "inf" then return math.huge, a
elseif c == "-inf" then return -math.huge, a
elseif c == "nan" then return 0/0, a end

return tonumber(c) or error("vON: Number definition does not contain a valid number!"), a
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end

-- Using %D breaks identification of negative numbers. :(
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