From quasar
Revision as of 06:33, 4 April 2013 by Mr. Stradivarius (Talk) (Protected Module:Error: Highly visible template or Lua module ([Edit=Block all non-admin users] (indefinite) [Move=Block all non-admin users] (indefinite)))

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-- This module implements {{#invoke:Error|error|{{{1}}}|tag=}}.

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'
   -- Generate the html.
   local root = HtmlBuilder.create(tag)
   return tostring(root)


function 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
       -- We're being called from another module or from the debug console, so assume
       -- the args are passed in directly.
       args = frame
   -- 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
   return _error(args)


return p