Module:Yesno: Difference between revisions
en>Mr. Stradivarius return nil values as nil |
en>Mr. Stradivarius stop making the default "default" value true, as we run into problems if you need to distinguish between false and nil |
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| Line 9: | Line 9: | ||
elseif val == true or val == 'yes' or val == 'y' or val == 'true' or tonumber(val) == 1 then | elseif val == true or val == 'yes' or val == 'y' or val == 'true' or tonumber(val) == 1 then | ||
return true | return true | ||
else | |||
return default | return default | ||
end | end | ||
end | end | ||
Revision as of 08:21, 26 September 2013
Documentation for this module may be created at Module:Yesno/doc
-- Function allowing for consistent treatment of boolean-like wikitext input.
-- It works similarly to the template {{yesno}}.
return function (val, default)
val = type(val) == 'string' and mw.ustring.lower(val) or val -- put in lower case
if val == nil then
return nil
elseif val == false or val == 'no' or val == 'n' or val == 'false' or tonumber(val) == 0 then
return false
elseif val == true or val == 'yes' or val == 'y' or val == 'true' or tonumber(val) == 1 then
return true
else
return default
end
end