local p = {}  local format = mw.ustring.format  local typesModule = require "Module:Infobox road/abbrev/defs" Country = typesModule.Country Type = typesModule.Type Abbr = typesModule.Abbr  local abbrevs = {} do     function abbrevs:abbr(args)         local countryArg = args.country         local success, country = pcall(self.country, self, countryArg)         if not(success) then             return         else             local success, abbr = pcall(country.abbr, country, args)             if success then                 return abbr             elseif abbr == 'Invalid type' then                 local page = mw.title.getCurrentTitle()                 local pagename = page.prefixedText                 local ns = page.namespace                 return (ns == 0) and format("& %s", pagename) or error(abbr, 0)             else                 error(abbr, 0)             end         end     end     function abbrevs:country(name)         local abbr = self[name]         if abbr then return abbr end         local module = require(format("Module:Infobox road/abbrev/%s", name))         return module.abbrs     end          abbrevs.ASIA = Country:newWithSimpleAbbrs{["AH"] = "AH%s"} -- Asia     abbrevs.AUT = Country:newWithSimpleAbbrs{["A"] = "A%s", ["S"] = "S%s"} -- Austria     abbrevs.BGD = Country:newWithSimpleAbbrs{["N"] = "N%s", ["R"] = "R%s", ["Z"] = "Z%s"} -- Bangladesh     abbrevs.CHE = Country:newWithSimpleAbbrs{["A"] = "A%s"} -- Switzerland     abbrevs.CHN = Country:newWithSimpleAbbrs{[{"G", "Ex", "Expwy"}] = "G%s", ["S"] = "S%s", ["X"] = "X%s"} -- China     abbrevs.CYP = Country:newWithSimpleAbbrs{["A"] = "A%s", ["B"] = "B%s"} -- Cyprus     abbrevs.CZE = Country:newWithSimpleAbbrs{["D"] = "D%s", ["R"] = "R%s"} -- Czech Republic     abbrevs.DEU = Country:newWithSimpleAbbrs{["A"] = "A %s", ["B"] = "B %s"} -- Germany     abbrevs.ESP = Country:newWithSimpleAbbrs{["A"] = "A-%s", ["E"] = "E-%s", ["M"] = "M-%s", ["R"] = "R-%s"} -- Spain     abbrevs.EUR = Country:newWithSimpleAbbrs{["E"] = "E%s"} -- Europe     abbrevs.GBR = Country:newWithSimpleAbbrs{["A"] = "A%s", ["M"] = "M%s"} -- United Kingdom     abbrevs.GEO = Country:newWithSimpleAbbrs{["A"] = "A %s", ["B"] = "B %s"} -- Georgia     abbrevs.GRC = Country:newWithSimpleAbbrs{["A"] = "A%s", ["EO"] = "EO%s"} -- Greece     abbrevs.HKG = Country:newWithSimpleAbbrs{[{"Route", "route"}] = "Route %s"} -- Hong Kong     abbrevs.HRV = Country:newWithSimpleAbbrs{["A"] = "A%s", ["D"] = "D%s"} -- Croatia     abbrevs.HUN = Country:newWithSimpleAbbrs{["M"] = "M%s"} -- Hungary     abbrevs.IDN = Country:newWithSimpleAbbrs{[{"N", "National", "National Highway"}] = "National Route %s"} -- Indonesia     abbrevs.IND = Country:newWithSimpleAbbrs{["NE"] = "NE %s", ["NH"] = "NH %s", ["SH"] = "SH %s"} -- India     abbrevs.ITA = Country:newWithSimpleAbbrs{["A"] = "A%s"} -- Italy     abbrevs.JPN = Country:newWithSimpleAbbrs{[{"National", "Route"}] = "Route %s"} -- Japan     abbrevs.KOR = Country:newWithSimpleAbbrs{[{"National", "NR"}] = "NR %s"} -- South Korea     abbrevs.LKA = Country:newWithSimpleAbbrs{["E"] = "E%s", ["A"] = "A%s", ["B"] = "B%s"} -- Sri Lanka     abbrevs.LVA = Country:newWithSimpleAbbrs{["A"] = "A%s"} -- Latvia     abbrevs.MEX = Country:newWithSimpleAbbrs{[{"Federal Highway", "Hwy", "FH"}] = "Fed. %s", ["SH"] = "SH %s"} -- Mexico     abbrevs.NLD = Country:newWithSimpleAbbrs{["A"] = "A%s", ["N"] = "N%s"} -- Netherlands     abbrevs.NOR = Country:newWithSimpleAbbrs{["National"] = "NR %s", [{"Fylkesvei", "fylkesvei", "Fv", "fv"}] = "Fv %s"} -- Norway     abbrevs.NZL = Country:newWithSimpleAbbrs{["SH"] = "SH %s"} -- New Zealand     abbrevs.POL = Country:newWithSimpleAbbrs{["A"] = "A%s", ["S"] = "S%s", ["DK"] = "DK %s", ["DW"] = "DW %s"} -- Poland     abbrevs.ROU = Country:newWithSimpleAbbrs{["A"] = "A%s", ["DN"] = "DN%s"} -- Romania     abbrevs.RUS = Country:newWithSimpleAbbrs{["M"] = "M%s"} -- Russia     abbrevs.SVK = Country:newWithSimpleAbbrs{["D"] = "D%s", ["R"] = "R%s"} -- Slovakia     abbrevs.SVN = Country:newWithSimpleAbbrs{["A"] = "A%s", ["H"] = "H%s"} -- Slovenia     abbrevs.TUR = Country:newWithSimpleAbbrs{[{"otoyol", "O"}] = "O-%s", [{"state", "D"}] = "D.%s"} -- Turkey     abbrevs.TWN = Country:newWithSimpleAbbrs{[{"NH", "Fwy"}] = "Fwy. %s", ["PH"] = "PH %s"} -- Taiwan     abbrevs.UKR = Country:newWithSimpleAbbrs{["M"] = "Highway M%s", ["H"] = "Highway H%s"} -- Ukraine     abbrevs.URY = Country:newWithSimpleAbbrs{[{"Route", "route"}] = "Route %s"} -- Uruguay     abbrevs.ZAF = Country:newWithSimpleAbbrs{["N"] = "N%s", ["R"] = "R%s"} -- South Africa end  function p._abbr(args)     return abbrevs:abbr(args) end  function p.abbr(frame)     local pframe = frame:getParent()     local config = frame.args -- the arguments passed BY the template, in the wikitext of the template itself     local args = pframe.args -- the arguments passed TO the template, in the wikitext that transcludes the template          local function emptyParam(param)         local empty = {[] = true, ['¬'] = true}         if empty[param] then             return nil         else             return param         end     end          local country = args.country or config.country     local type = args.type or config.type     local state = args.state or config.state     state = emptyParam(state)     local province = args.province or config.province     province = emptyParam(province)     local route = args.route or config.route     local county = args.county or config.county     local dab = args.dab or config.dab          return p._abbr{country=country, type=type, state=state, province=province, route=route, county=county, dab=dab} end  return p