prosody
6d9b2da9888f
util/termcolours.lua

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util/termcolours.lua @ 594:6d9b2da9888f

Small logging adjustment for mod_posix
author Matthew Wild <mwild1@gmail.com>
date Sun, 07 Dec 2008 03:12:56 +0000
parent 519:cccd610a0ef9
child 615:4ae3e81513f3
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519
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1 -- Prosody IM v0.1
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2 -- Copyright (C) 2008 Matthew Wild
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3 -- Copyright (C) 2008 Waqas Hussain
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4 --
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5 -- This program is free software; you can redistribute it and/or
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6 -- modify it under the terms of the GNU General Public License
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7 -- as published by the Free Software Foundation; either version 2
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8 -- of the License, or (at your option) any later version.
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9 --
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10 -- This program is distributed in the hope that it will be useful,
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11 -- but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 -- GNU General Public License for more details.
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14 --
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15 -- You should have received a copy of the GNU General Public License
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16 -- along with this program; if not, write to the Free Software
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17 -- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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18 --
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19
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20
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21 local t_concat, t_insert = table.concat, table.insert;
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22 local char, format = string.char, string.format;
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23 local ipairs = ipairs;
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24 module "termcolours"
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25
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26 local stylemap = {
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27 reset = 0; bright = 1, dim = 2, underscore = 4, blink = 5, reverse = 7, hidden = 8;
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28 black = 30; red = 31; green = 32; yellow = 33; blue = 34; magenta = 35; cyan = 36; white = 37;
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29 ["black background"] = 40; ["red background"] = 41; ["green background"] = 42; ["yellow background"] = 43; ["blue background"] = 44; ["magenta background"] = 45; ["cyan background"] = 46; ["white background"] = 47;
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30 bold = 1, dark = 2, underline = 4, underlined = 4, normal = 0;
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31 }
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32
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33 local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m";
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34 function getstring(style, text)
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35 if style then
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36 return format(fmt_string, style, text);
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37 else
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38 return text;
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39 end
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40 end
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41
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42 function getstyle(...)
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43 local styles, result = { ... }, {};
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44 for i, style in ipairs(styles) do
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45 style = stylemap[style];
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46 if style then
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47 t_insert(result, style);
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48 end
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49 end
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50 return t_concat(result, ";");
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51 end
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52
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53 return _M;