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1 local t_concat, t_insert = table.concat, table.insert; |
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2 local char, format = string.char, string.format; |
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3 local ipairs = ipairs; |
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4 module "termcolours" |
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5 |
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6 local stylemap = { |
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7 reset = 0; bright = 1, dim = 2, underscore = 4, blink = 5, reverse = 7, hidden = 8; |
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8 black = 30; red = 31; green = 32; yellow = 33; blue = 34; magenta = 35; cyan = 36; white = 37; |
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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; |
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10 bold = 1, dark = 2, underline = 4, underlined = 4, normal = 0; |
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11 } |
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12 |
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13 local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m"; |
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14 function getstring(style, text) |
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15 if style then |
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16 return format(fmt_string, style, text); |
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17 else |
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18 return text; |
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19 end |
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20 end |
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21 |
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22 function getstyle(...) |
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23 local styles, result = { ... }, {}; |
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24 for i, style in ipairs(styles) do |
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25 style = stylemap[style]; |
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26 if style then |
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27 t_insert(result, style); |
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28 end |
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29 end |
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30 return t_concat(result, ";"); |
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31 end |
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32 |
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33 return _M; |