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local p = {}

local function getArgNums(args) -- Get the keys of the numerical arguments that are present. local nums = {} local tinsert = table.insert for k, v in pairs(args) do if type(k) == 'number' then tinsert(nums, k) end end table.sort(nums) return nums end

local function makeToolbarItems(args) local nums = getArgNums(args) local sep = (args.separator or 'pipe') .. '-separator' sep = local ret = {} local tinsert = table.insert for i, v in ipairs(nums) do tinsert(ret, args[v]) end if #ret > 0 then return table.concat(ret, sep) end end

function p._main(args) local toolbarItems = makeToolbarItems(args) if not toolbarItems then return end -- Return the blank string if no arguments were specified, rather than returning empty brackets return mw.ustring.format( '(%s)', type(args.class) == 'string' and ' ' .. args.class or , type( == 'string' and mw.ustring.format(' style="%s"', or , toolbarItems ) end

function p.main(frame) -- If called via #invoke, use the args passed into the invoking template. -- Otherwise, for testing purposes, assume args are being passed directly in. local origArgs if frame == mw.getCurrentFrame() then origArgs = frame:getParent().args for k, v in pairs(frame.args) do origArgs = frame.args break end else origArgs = frame end -- Strip whitespace and remove nil values local args = {} for k, v in pairs(origArgs) do if type(v) == 'string' then v = mw.text.trim(v) end if v ~= then args[k] = v end end return p._main(args) end

return p