Module:Yesno: Difference between revisions

    From Nonbinary Wiki
    (Created page with "-- Function allowing for consistent treatment of boolean-like wikitext input. -- It works similarly to the template {{yesno}}. return function (val, default) val = type(va...")
    m>Mr. Stradivarius
    (use the Lua string.lower function instead of mw.ustring.lower; this makes the function around 25x faster)
    Line 1: Line 1:
    -- Function allowing for consistent treatment of boolean-like wikitext input.
    -- Function allowing for consistent treatment of boolean-like wikitext input.
    -- It works similarly to the template {{yesno}}.
    -- It works similarly to the template {{yesno}}.
    return function (val, default)
    return function (val, default)
        val = type(val) == 'string' and mw.ustring.lower(val) or val -- put in lower case
    -- If your wiki uses non-ascii characters for any of "yes", "no", etc., you
        if val == nil then
    -- should replace "val:lower()" with "mw.ustring.lower(val)" in the
            return nil
    -- following line.
        elseif val == false or val == 'no' or val == 'n' or val == 'false' or tonumber(val) == 0 then
    val = type(val) == 'string' and val:lower() or val
            return false
    if val == nil then
        elseif val == true or val == 'yes' or val == 'y' or val == 'true' or tonumber(val) == 1 then
    return nil
            return true
    elseif val == true
        else
    or val == 'yes'
            return default
    or val == 'y'
        end
    or val == 'true'
    or tonumber(val) == 1
    then
    return true
    elseif val == false
    or val == 'no'
    or val == 'n'
    or val == 'false'
    or tonumber(val) == 0
    then
    return false
    else
    return default
    end
    end
    end

    Revision as of 10:35, 18 April 2014

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