format and installer branches

sys/apis/nft.lua

@@ -6,75 +6,75 @@ local NFT = { }
 
 local tColourLookup = { }
 for n = 1, 16 do
-  tColourLookup[string.byte("0123456789abcdef", n, n)] = 2 ^ (n - 1)
+	tColourLookup[string.byte("0123456789abcdef", n, n)] = 2 ^ (n - 1)
 end
 
 local function getColourOf(hex)
-  return tColourLookup[hex:byte()]
+	return tColourLookup[hex:byte()]
 end
 
 function NFT.parse(imageText)
-  local image = {
-    fg   = { },
-    bg   = { },
-    text = { },
-  }
+	local image = {
+		fg   = { },
+		bg   = { },
+		text = { },
+	}
 
-  local num = 1
-  local lines = Util.split(imageText)
-  while #lines[#lines] == 0 do
-    table.remove(lines, #lines)
-  end
+	local num = 1
+	local lines = Util.split(imageText)
+	while #lines[#lines] == 0 do
+		table.remove(lines, #lines)
+	end
 
-  for _,sLine in ipairs(lines) do
-    table.insert(image.fg, { })
-    table.insert(image.bg, { })
-    table.insert(image.text, { })
+	for _,sLine in ipairs(lines) do
+		table.insert(image.fg, { })
+		table.insert(image.bg, { })
+		table.insert(image.text, { })
 
-    --As we're no longer 1-1, we keep track of what index to write to
-    local writeIndex = 1
-    --Tells us if we've hit a 30 or 31 (BG and FG respectively)- next char specifies the curr colour
-    local bgNext, fgNext = false, false
-    --The current background and foreground colours
-    local currBG, currFG = nil,nil
-    for i = 1, #sLine do
-      local nextChar = string.sub(sLine, i, i)
-      if nextChar:byte() == 30 then
-        bgNext = true
-      elseif nextChar:byte() == 31 then
-        fgNext = true
-      elseif bgNext then
-        currBG = getColourOf(nextChar)
-        bgNext = false
-      elseif fgNext then
-        currFG = getColourOf(nextChar)
-        fgNext = false
-      else
-        if nextChar ~= " " and currFG == nil then
-          currFG = _G.colors.white
-        end
-        image.bg[num][writeIndex] = currBG
-        image.fg[num][writeIndex] = currFG
-        image.text[num][writeIndex] = nextChar
-        writeIndex = writeIndex + 1
-      end
-    end
-    image.height = num
-    if not image.width or writeIndex - 1 > image.width then
-      image.width = writeIndex - 1
-    end
-    num = num+1
-  end
-  return image
+		--As we're no longer 1-1, we keep track of what index to write to
+		local writeIndex = 1
+		--Tells us if we've hit a 30 or 31 (BG and FG respectively)- next char specifies the curr colour
+		local bgNext, fgNext = false, false
+		--The current background and foreground colours
+		local currBG, currFG = nil,nil
+		for i = 1, #sLine do
+			local nextChar = string.sub(sLine, i, i)
+			if nextChar:byte() == 30 then
+				bgNext = true
+			elseif nextChar:byte() == 31 then
+				fgNext = true
+			elseif bgNext then
+				currBG = getColourOf(nextChar)
+				bgNext = false
+			elseif fgNext then
+				currFG = getColourOf(nextChar)
+				fgNext = false
+			else
+				if nextChar ~= " " and currFG == nil then
+					currFG = _G.colors.white
+				end
+				image.bg[num][writeIndex] = currBG
+				image.fg[num][writeIndex] = currFG
+				image.text[num][writeIndex] = nextChar
+				writeIndex = writeIndex + 1
+			end
+		end
+		image.height = num
+		if not image.width or writeIndex - 1 > image.width then
+			image.width = writeIndex - 1
+		end
+		num = num+1
+	end
+	return image
 end
 
 function NFT.load(path)
 
-  local imageText = Util.readFile(path)
-  if not imageText then
-    error('Unable to read image file')
-  end
-  return NFT.parse(imageText)
+	local imageText = Util.readFile(path)
+	if not imageText then
+		error('Unable to read image file')
+	end
+	return NFT.parse(imageText)
 end
 
 return NFT