Multiple Points Error

print("0")--This code doesn't even run
local m = peripheral.wrap("top")
local w, h = m.getSize() 
print("1")
term.redirect(m)
local function clear ()
  term.setBackgroundColor(colors.white)
  term.clear()
end
print("2")
local function topleft (color)
  paintutils.drawPixel(1, 1, color)
  paintutils.drawPixel(2, 1, color)
  paintutils.drawPixel(2, 2, color)
  paintutils.drawPixel(1, 2, color)
end
print("3")
local function topright (color)
  paintutils.drawPixel(w, 1, color)
  paintutils.drawPixel(w, 2, color)
  paintutils.drawPixel(w - 1, 1, color)
  paintutils.drawPixel(w - 1, 2, color)
end
print("4")
local function bottomleft (color)
  paintutils.drawPixel(1, h, color)
  paintutils.drawPixel(2, h, color)
  paintutils.drawPixel(1, h - 1, color)
  paintutils.drawPixel(2, h - 1, color)
end
print("5")
local function bottomright (color)
  paintutils.drawPixel(w, h, color)
  paintutils.drawPixel(w, h - 1, color)
  paintutils.drawPixel(w - 1, h - 1, color)
  paintutils.drawPixel(w - 1, h, color)
end
print("6")
local function bool(var)
  return not var ---*Face palm for me* I forget alot about no
end
print("7")
local tl = false
local tr = false
local bl = false
local br = false
print("8")
while true do
  local event, x, y, button = os.pullEvent("mouse_click")
  w, h = m.getSize()
  clear()
  local xy = x .. "," .. y

  if xy == "1,1" or xy == "1,2" or xy == "2,1" or xy == "2,2" then
    tl = bool(tl)  
  elseif xy == w.. ",1" or xy == w.. ",2" or xy == w - 1.. ",1" or xy == w - 1.. ",2" then 
    tr = bool(tr)
  elseif xy == "5,5" then
    bl = bool(bl)
  elseif xy == "6,6" then
    br = bool(br)
  end

  if tl then
    topleft(colors.red)
  elseif tr then
    topright(colors.red)
  elseif bl then
    bottomleft(colors.red)
  elseif br then
    bottomright(colors.red)
  end
end

term.restore()