Difference between revisions of "Module:Yesno"

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(use the Lua string.lower function instead of mw.ustring.lower; this makes the function around 25x faster)
(recognise "t" for true and "f" for false, per request)
Line 13: Line 13:
 
or val == 'y'
 
or val == 'y'
 
or val == 'true'
 
or val == 'true'
 +
or val == 't'
 
or tonumber(val) == 1
 
or tonumber(val) == 1
 
then
 
then
Line 20: Line 21:
 
or val == 'n'
 
or val == 'n'
 
or val == 'false'
 
or val == 'false'
 +
or val == 'f'
 
or tonumber(val) == 0
 
or tonumber(val) == 0
 
then
 
then

Revision as of 05:43, 27 April 2015

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)
	-- If your wiki uses non-ascii characters for any of "yes", "no", etc., you
	-- should replace "val:lower()" with "mw.ustring.lower(val)" in the
	-- following line.
	val = type(val) == 'string' and val:lower() or val
	if val == nil then
		return nil
	elseif val == true 
		or val == 'yes'
		or val == 'y'
		or val == 'true'
		or val == 't'
		or tonumber(val) == 1
	then
		return true
	elseif val == false
		or val == 'no'
		or val == 'n'
		or val == 'false'
		or val == 'f'
		or tonumber(val) == 0
	then
		return false
	else
		return default
	end
end