View difference between Paste ID: EFVX27ye and 7GugPdRb

 local args = {...}
 local fileHeader =
 [[
 -----------------------------------------
 --          Custom Key Layout          --
 -----------------------------------------
 
 ----------------Remapper------------------
 local map = {}
 
 local function addRemap(expected, modifier)
   map[expected] = modifier
 end
 
 function os.pullEvent(filter)
  local evt = {os.pullEventRaw(filter or nil)}
  if(evt[1] == "char") then
    for k,v in pairs(map) do
      if(k[2] == evt[2]) then
        e = v(evt)
        return unpack(e)
      end
    end
  end
  return unpack(evt)
 end
 ------------------------------------------
 
 ]]
 
 local function split(str)
   local t = {}
   for m in str:gmatch(".") do table.insert(t,m) end
   return t
 end
 
 local data = {}
 local layout = {}
 local priority = "gfhdjskalrueiwoqpvbcnxmy"
 priority = priority..priority:upper()
 priority = priority.."1234567890"
 
 local handle,content = fs.open(args[1],"r"),false
 content = handle.readAll()
 handle.close()
 data = textutils.unserialize(content)
 
 local datakeys = {}
 for k,v in pairs(data) do
   table.insert(datakeys,k)
 end
 table.sort(datakeys,function(i,j) return i>j end)
 
 local processed = {}
 for _,i in pairs(datakeys) do
   if(#priority==0) then break end
   for k,v in pairs(data[i]) do
     if(#priority==0) then break end
     local c = priority:sub(1,1)
     priority = priority:sub(2)
     processed[c] = v
   end
 end
 
 local map = {}
 for k,v in pairs(processed) do
   local val = v
-  if(v == "\n") then val = "" end
+
   if(v == "\n") then val = "\\n" end
   fileHeader = fileHeader.."addRemap({'char',\""..k.."\"},function(evt) return {'char',\""..val.."\"} end)".."\n"
 end
 
 local handle = fs.open("mapped","w")
 handle.write(fileHeader)
 handle.close()