code / nomsu

   1 if COLOR_ENABLED then
   2   local codes = {
   3     normal = 0,
   4     reset = 0,
   5     bright = 1,
   6     bold = 1,
   7     dim = 2,
   8     italic = 3,
   9     underscore = 4,
  10     ["slow blink"] = 5,
  11     ["fast blink"] = 6,
  12     reverse = 7,
  13     inverse = 7,
  14     inverted = 7,
  15     hidden = 8,
  16     strikethrough = 9,
  17     black = 30,
  18     red = 31,
  19     green = 32,
  20     yellow = 33,
  21     blue = 34,
  22     magenta = 35,
  23     cyan = 36,
  24     white = 37,
  25     on_black = 40,
  26     on_red = 41,
  27     on_green = 42,
  28     on_yellow = 43,
  29     on_blue = 44,
  30     on_magenta = 45,
  31     on_cyan = 46,
  32     on_white = 47
  33   }
  34   local inverses = {
  35     [0] = 0,
  36     [1] = 22,
  37     [2] = 22,
  38     [3] = 23,
  39     [4] = 24,
  40     [5] = 25,
  41     [6] = 25,
  42     [7] = 27,
  43     [8] = 28,
  44     [9] = 29,
  45     [30] = 39,
  46     [31] = 39,
  47     [32] = 39,
  48     [33] = 39,
  49     [34] = 39,
  50     [35] = 39,
  51     [36] = 39,
  52     [37] = 39,
  53     [38] = 39,
  54     [40] = 49,
  55     [41] = 49,
  56     [42] = 49,
  57     [43] = 49,
  58     [44] = 49,
  59     [45] = 49,
  60     [46] = 49,
  61     [47] = 49,
  62     [48] = 49
  63   }
  64   return function(colors, s)
  65     colors = colors:gsub("on (%a+)", function(self)
  66       return codes['on_' .. self]
  67     end)
  68     colors = colors:gsub("(%a+)", function(self)
  69       return codes[self]
  70     end)
  71     colors = colors:gsub(" ", ";")
  72     local colorize = "\x1b[" .. colors .. 'm'
  73     local reset = colorize:gsub("%d+", function(c)
  74       return inverses[tonumber(c)]
  75     end)
  76     return s and (colorize .. s .. reset) or colorize
  77   end
  78 else
  79   return function(colors, s)
  80     return (s or '')
  81   end
  82 end