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util/termcolours.lua @ 4698:739f7ae1a01e
util.termcolours: tohtml() for converting output to HTML. I don't know.
author | Matthew Wild <mwild1@gmail.com> |
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date | Thu, 26 Apr 2012 05:57:44 +0100 |
parent | 3749:588c09d7903c |
child | 5776:bd0ff8ae98a8 |
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4697:778eb9405a98 | 4698:739f7ae1a01e |
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7 -- | 7 -- |
8 | 8 |
9 | 9 |
10 local t_concat, t_insert = table.concat, table.insert; | 10 local t_concat, t_insert = table.concat, table.insert; |
11 local char, format = string.char, string.format; | 11 local char, format = string.char, string.format; |
12 local tonumber = tonumber; | |
12 local ipairs = ipairs; | 13 local ipairs = ipairs; |
13 local io_write = io.write; | 14 local io_write = io.write; |
14 | 15 |
15 local windows; | 16 local windows; |
16 if os.getenv("WINDIR") then | 17 if os.getenv("WINDIR") then |
31 ["0"] = orig_color, -- reset | 32 ["0"] = orig_color, -- reset |
32 ["1"] = 7+8, -- bold | 33 ["1"] = 7+8, -- bold |
33 ["1;33"] = 2+4+8, -- bold yellow | 34 ["1;33"] = 2+4+8, -- bold yellow |
34 ["1;31"] = 4+8 -- bold red | 35 ["1;31"] = 4+8 -- bold red |
35 } | 36 } |
37 | |
38 local cssmap = { | |
39 [1] = "font-weight: bold", [2] = "opacity: 0.5", [4] = "text-decoration: underline", [8] = "visibility: hidden", | |
40 [30] = "color:black", [31] = "color:red", [32]="color:green", [33]="color:#FFD700", | |
41 [34] = "color:blue", [35] = "color: magenta", [36] = "color:cyan", [37] = "color: white", | |
42 [40] = "background-color:black", [41] = "background-color:red", [42]="background-color:green", | |
43 [43]="background-color:yellow", [44] = "background-color:blue", [45] = "background-color: magenta", | |
44 [46] = "background-color:cyan", [47] = "background-color: white"; | |
45 }; | |
36 | 46 |
37 local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m"; | 47 local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m"; |
38 function getstring(style, text) | 48 function getstring(style, text) |
39 if style then | 49 if style then |
40 return format(fmt_string, style, text); | 50 return format(fmt_string, style, text); |
74 if not orig_color then | 84 if not orig_color then |
75 function setstyle(style) end | 85 function setstyle(style) end |
76 end | 86 end |
77 end | 87 end |
78 | 88 |
89 local function ansi2css(ansi_codes) | |
90 if ansi_codes == "0" then return "</span>"; end | |
91 local css = {}; | |
92 for code in ansi_codes:gmatch("[^;]+") do | |
93 t_insert(css, cssmap[tonumber(code)]); | |
94 end | |
95 return "</span><span style='"..t_concat(css, ";").."'>"; | |
96 end | |
97 | |
98 function tohtml(input) | |
99 return input:gsub("\027%[(.-)m", ansi2css); | |
100 end | |
101 | |
79 return _M; | 102 return _M; |