| 1 | const tty = require("tty")
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| 2 |
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| 3 | const env = process.env
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| 4 |
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| 5 | const isDisabled = "NO_COLOR" in env
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| 6 | const isForced = "FORCE_COLOR" in env
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| 7 | const isWindows = process.platform === "win32"
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| 8 |
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| 9 | const isCompatibleTerminal =
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| 10 | tty && tty.isatty(1) && env.TERM && env.TERM !== "dumb"
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| 11 |
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| 12 | const isCI =
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| 13 | "CI" in env &&
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| 14 | ("GITHUB_ACTIONS" in env || "GITLAB_CI" in env || "CIRCLECI" in env)
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| 15 |
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| 16 | let enabled =
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| 17 | !isDisabled && (isForced || isWindows || isCompatibleTerminal || isCI)
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| 18 |
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| 19 | const raw = (open, close, searchRegex, replaceValue) => (s) =>
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| 20 | enabled
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| 21 | ? open +
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| 22 | (~(s += "").indexOf(close, 4) // skip opening \x1b[
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| 23 | ? s.replace(searchRegex, replaceValue)
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| 24 | : s) +
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| 25 | close
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| 26 | : s
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| 27 |
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| 28 | const init = (open, close) => {
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| 29 | return raw(
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| 30 | `\x1b[${open}m`,
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| 31 | `\x1b[${close}m`,
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| 32 | new RegExp(`\\x1b\\[${close}m`, "g"),
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| 33 | `\x1b[${open}m`
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| 34 | )
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| 35 | }
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| 36 |
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| 37 | exports.options = Object.defineProperty({}, "enabled", {
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| 38 | get: () => enabled,
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| 39 | set: (value) => (enabled = value),
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| 40 | })
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| 41 |
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| 42 | exports.reset = init(0, 0)
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| 43 | exports.bold = raw("\x1b[1m", "\x1b[22m", /\x1b\[22m/g, "\x1b[22m\x1b[1m")
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| 44 | exports.dim = raw("\x1b[2m", "\x1b[22m", /\x1b\[22m/g, "\x1b[22m\x1b[2m")
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| 45 | exports.italic = init(3, 23)
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| 46 | exports.underline = init(4, 24)
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| 47 | exports.inverse = init(7, 27)
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| 48 | exports.hidden = init(8, 28)
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| 49 | exports.strikethrough = init(9, 29)
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| 50 | exports.black = init(30, 39)
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| 51 | exports.red = init(31, 39)
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| 52 | exports.green = init(32, 39)
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| 53 | exports.yellow = init(33, 39)
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| 54 | exports.blue = init(34, 39)
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| 55 | exports.magenta = init(35, 39)
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| 56 | exports.cyan = init(36, 39)
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| 57 | exports.white = init(37, 39)
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| 58 | exports.gray = init(90, 39)
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| 59 | exports.bgBlack = init(40, 49)
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| 60 | exports.bgRed = init(41, 49)
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| 61 | exports.bgGreen = init(42, 49)
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| 62 | exports.bgYellow = init(43, 49)
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| 63 | exports.bgBlue = init(44, 49)
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| 64 | exports.bgMagenta = init(45, 49)
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| 65 | exports.bgCyan = init(46, 49)
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| 66 | exports.bgWhite = init(47, 49)
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| 67 | exports.blackBright = init(90, 39)
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| 68 | exports.redBright = init(91, 39)
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| 69 | exports.greenBright = init(92, 39)
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| 70 | exports.yellowBright = init(93, 39)
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| 71 | exports.blueBright = init(94, 39)
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| 72 | exports.magentaBright = init(95, 39)
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| 73 | exports.cyanBright = init(96, 39)
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| 74 | exports.whiteBright = init(97, 39)
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| 75 | exports.bgBlackBright = init(100, 49)
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| 76 | exports.bgRedBright = init(101, 49)
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| 77 | exports.bgGreenBright = init(102, 49)
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| 78 | exports.bgYellowBright = init(103, 49)
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| 79 | exports.bgBlueBright = init(104, 49)
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| 80 | exports.bgMagentaBright = init(105, 49)
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| 81 | exports.bgCyanBright = init(106, 49)
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| 82 | exports.bgWhiteBright = init(107, 49)
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