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comparison util/termcolours.lua @ 262:8c73fb2ff4a2

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A treat for Linux users ;)
author Matthew Wild <mwild1@gmail.com>
date Fri, 14 Nov 2008 16:03:33 +0000
parents
children cccd610a0ef9
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261:790cf21e2af7 262:8c73fb2ff4a2
1 local t_concat, t_insert = table.concat, table.insert;
2 local char, format = string.char, string.format;
3 local ipairs = ipairs;
4 module "termcolours"
5
6 local stylemap = {
7 reset = 0; bright = 1, dim = 2, underscore = 4, blink = 5, reverse = 7, hidden = 8;
8 black = 30; red = 31; green = 32; yellow = 33; blue = 34; magenta = 35; cyan = 36; white = 37;
9 ["black background"] = 40; ["red background"] = 41; ["green background"] = 42; ["yellow background"] = 43; ["blue background"] = 44; ["magenta background"] = 45; ["cyan background"] = 46; ["white background"] = 47;
10 bold = 1, dark = 2, underline = 4, underlined = 4, normal = 0;
11 }
12
13 local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m";
14 function getstring(style, text)
15 if style then
16 return format(fmt_string, style, text);
17 else
18 return text;
19 end
20 end
21
22 function getstyle(...)
23 local styles, result = { ... }, {};
24 for i, style in ipairs(styles) do
25 style = stylemap[style];
26 if style then
27 t_insert(result, style);
28 end
29 end
30 return t_concat(result, ";");
31 end
32
33 return _M;