-- This module implements {{parameter names example}}.



local p = {}



local function makeParam(s)

	local lb = '{'

	local rb = '}'

	return lb:rep(3) .. s .. rb:rep(3)

end



local function italicize(s)

	return "''" .. s .. "''"

end



local function plain(s)

	return s

end



function p._main(args, frame)

	-- Find how we want to format the arguments to the template.

	local formatFunc

	if args._display == 'italics' or args._display == 'italic' then

		formatFunc = italicize

	elseif args._display == 'plain' then

		formatFunc = plain

	else

		formatFunc = makeParam

	end



	-- Build the table of template arguments.

	local targs = {}

	for k, v in pairs(args) do

		if type(k) == 'number' then

			targsv = formatFunc(v)

		elseif not k:find('^_') then

			targsk = v

		end

	end

	

	--targs['nocat'] = 'yes';

	--targs['categories'] = 'no';

	--targs['demo'] = 'yes';



	-- Find the template name.

	local template

	if args._template then

		template = args._template

	else

		local currentTitle = mw.title.getCurrentTitle()

		if currentTitle.prefixedText:find('/sandbox$') then

			template = currentTitle.prefixedText

		else

			template = currentTitle.basePageTitle.prefixedText

		end

	end



	-- Call the template with the arguments.

	frame = frame or mw.getCurrentFrame()

	local success, result = pcall(

		frame.expandTemplate,

		frame,

		{title = template, args = targs}

	)

	if success then

		return result

	else

		return ''

	end

end



function p.main(frame)

	local args = require('Module:Arguments').getArgs(frame, {

		wrappers = 'Template:Parameter names example'

	})

	return p._main(args, frame)

end



return p