Module:Yesno: Difference between revisions

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(Created page with "return function (val, default) 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...")
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-- Function allowing for consistent treatment of boolean-like wikitext input.
-- It works similarly to the template {{yesno}}.
return function (val, default)
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
val = type(val) == 'string' and val:lower() or val
if val == nil then
if val == nil then
Line 7: Line 13:
or val == 'y'
or val == 'y'
or val == 'true'
or val == 'true'
or val == 't'
or val == 'on'
or tonumber(val) == 1
or tonumber(val) == 1
then
then
return true
return true
elseif val == false
elseif val == false
Line 14: Line 22:
or val == 'n'
or val == 'n'
or val == 'false'
or val == 'false'
or val == 'f'
or val == 'off'
or tonumber(val) == 0
or tonumber(val) == 0
then
then
return false
return false
else
else

Latest revision as of 22:59, 22 September 2024

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This is a meta module.

This module is meant to be used only by other modules. It should not be invoked in wikitext.

This module was adapted from Module:Yesno on Wikipedia.
Adaptation is noted for reference and attribution only. This module may differ from the original in function or in usage. The documentation on Wikipedia may be helpful in understanding this module.


-- 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 val == 'on'
		or tonumber(val) == 1
	then
		return true
	elseif val == false
		or val == 'no'
		or val == 'n'
		or val == 'false'
		or val == 'f'
		or val == 'off'
		or tonumber(val) == 0
	then
		return false
	else
		return default
	end
end