diff options
Diffstat (limited to 'util/termcolours.lua')
| -rw-r--r-- | util/termcolours.lua | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/util/termcolours.lua b/util/termcolours.lua index 4e267bee..df204688 100644 --- a/util/termcolours.lua +++ b/util/termcolours.lua @@ -10,6 +10,14 @@ local t_concat, t_insert = table.concat, table.insert; local char, format = string.char, string.format; local ipairs = ipairs; +local io_write = io.write; + +local windows; +if os.getenv("WINDIR") then + windows = require "util.windows"; +end +local orig_color = windows and windows.get_consolecolor and windows.get_consolecolor(); + module "termcolours" local stylemap = { @@ -19,6 +27,13 @@ local stylemap = { bold = 1, dark = 2, underline = 4, underlined = 4, normal = 0; } +local winstylemap = { + ["0"] = orig_color, -- reset + ["1"] = 7+8, -- bold + ["1;33"] = 2+4+8, -- bold yellow + ["1;31"] = 4+8 -- bold red +} + local fmt_string = char(0x1B).."[%sm%s"..char(0x1B).."[0m"; function getstring(style, text) if style then @@ -39,4 +54,26 @@ function getstyle(...) return t_concat(result, ";"); end +local last = "0"; +function setstyle(style) + style = style or "0"; + if style ~= last then + io_write("\27["..style.."m"); + last = style; + end +end + +if windows then + function setstyle(style) + style = style or "0"; + if style ~= last then + windows.set_consolecolor(winstylemap[style] or orig_color); + last = style; + end + end + if not orig_color then + function setstyle(style) end + end +end + return _M; |