模块:R-18：修订间差异

-- This module implements {{error}}.local p = {}local HtmlBuilder = require('Module:HtmlBuilder')local function _error(args)   local message = args.message or args[1] or error('no message specified', 2)   message = tostring(message)   local tag = mw.ustring.lower(tostring(args.tag))   -- Work out what html tag we should use.    if not (tag == 'p' or tag == 'span' or tag == 'div') then       tag = 'strong'   end   -- Generate the html.    local root = HtmlBuilder.create(tag)   root       .addClass('error')       .wikitext(message)   return tostring(root)endfunction p.error(frame)   local args   if frame == mw.getCurrentFrame() then       -- We're being called via #invoke. The args are passed through to the module        -- from the template page, so use the args that were passed into the template.        args = frame.args   else       -- We're being called from another module or from the debug console, so assume        -- the args are passed in directly.        args = frame   end   -- if the message parameter is present but blank, change it to nil so that Lua will    -- consider it false.    if args.message == "" then       args.message = nil   end    return _error(args)endreturn p