# Module:Check for clobbered parameters

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local p = {}

local function trim(s) return mw.ustring.match(s, '^%s*(.-)%s*$') end

local function isnotempty(s) return s and mw.ustring.match(s, '%S') end

function p.check(frame) local args = frame.args local pargs = frame:getParent().args local checknested = isnotempty(args['nested']) local delimiter = isnotempty(args['delimiter']) and args['delimiter'] or ';' local argpairs = {}

for k, v in pairs(args) do if type(k) == 'number' then local plist = mw.text.split(v, delimiter) local pfound = {} local count = 0 for ii, vv in ipairs(plist) do vv = trim(vv) if checknested and pargs[vv] or isnotempty(pargs[vv]) then count = count + 1 table.insert(pfound, vv) end end if count > 1 then table.insert(argpairs, pfound) end end end

local warnmsg = {} local res = local cat = if args['cat'] and ( mw.ustring.match(args['cat'],'^[Cc][Aa][Tt][Ee][Gg][Oo][Rr][Yy]:') or mw.ustring.match(args['cat'],'^رده:') ) then cat = args['cat'] end local template = args['template'] and ' در ' .. args['template'] or if #argpairs > 0 then for i, v in ipairs( argpairs ) do table.insert( warnmsg, mw.ustring.format( 'استفاده از بیش از یکی از پارامترهای زیر%s: `%s`.', template, table.concat(v, ', `') ) ) if cat ~= then res = res .. '' .. (v[1] == and ' ' or ) .. v[1] .. '' end end end`

`if #warnmsg > 0 then res = require('Module:If preview')._warning({ table.concat(warnmsg, '
') }) .. res end`

`return res end`

`return p`

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