Module:TrimArray

local p = {}

function p.links(frame)

   local input = frame.args[1] or ""
   local form = frame.args.form 
   local out = {}

   for item in mw.text.gsplit(input, ",", true) do
       local trimmed = mw.text.trim(item)
       if trimmed ~= "" then
           table.insert(out, string.format(
               '%s
', form, trimmed
           ))
       end
   end

   return table.concat(out 
)

end

return p