2,875
edits
Module:Shared: Difference between revisions
m
Add functions for parsing numbers
(Move getNamespacedID & getLocalID from Module:GameData, such that modules don't have to require an expensive module to use these functions) |
m (Add functions for parsing numbers) Tag: Reverted |
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| Line 456: | Line 456: | ||
end | end | ||
return namespace, localID | return namespace, localID | ||
end | |||
-- Converts a string to a numeric value, or the default value if the | |||
-- string isn't a number. | |||
function p.toNumberOrDefault(str, def) | |||
local num = tonumber(str) | |||
if num then | |||
return num | |||
else | |||
return def | |||
end | |||
end | |||
-- Attempts to convert a string to a numeric value. | |||
-- Throws an error if the value isn't a number. | |||
function p.toNumberOrError(str, errorMsg) | |||
local num = tonumber(str) | |||
local msg = errorMsg | |||
if msg == nil then | |||
msg = "NaN" | |||
end | |||
if num then | |||
return num | |||
else | |||
error(msg) | |||
end | |||
end | end | ||
return p | return p | ||