模組:Parameter names example

{{{title}}}
{{{above}}}
{{{subheader}}}
	{{{image}}} {{{caption}}}
{{{header1}}}
{{{label2}}}	{{{data2}}}
{{{label3}}}	{{{data3}}}
	{{{below}}}

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This module implements {{Parameter names example}} (also known as {{Generic template demo}}). It creates a template demonstration such as that shown opposite. Please see the template page for full documentation.

上述文档嵌入自Module:Parameter names example/doc。
编者可以在本模块的沙盒和测试样例页面进行实验。
本模块的子页面。

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

local p = {}

local function makeParam(s)
	local lb = '&#123;'
	local rb = '&#125;'
	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
			targs[v] = formatFunc(v)
		elseif not k:find('^_') then
			targs[k] = 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