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index.js
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index.js
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"use strict"
let enabled =
!("NO_COLOR" in process.env) &&
process.env.FORCE_COLOR !== "0" &&
(process.platform === "win32" ||
(process.stdout != null &&
process.stdout.isTTY &&
process.env.TERM &&
process.env.TERM !== "dumb"))
const rawInit = (open, close, searchRegex, replaceValue) => s =>
enabled
? open +
(~(s += "").indexOf(close, 4) // skip opening \x1b[
? s.replace(searchRegex, replaceValue)
: s) +
close
: s
const init = (open, close) => {
return rawInit(
`\x1b[${open}m`,
`\x1b[${close}m`,
new RegExp(`\\x1b\\[${close}m`, "g"),
`\x1b[${open}m`
)
}
module.exports = {
options: Object.defineProperty({}, "enabled", {
get: () => enabled,
set: value => (enabled = value)
}),
reset: init(0, 0),
bold: rawInit("\x1b[1m", "\x1b[22m", /\x1b\[22m/g, "\x1b[22m\x1b[1m"),
dim: rawInit("\x1b[2m", "\x1b[22m", /\x1b\[22m/g, "\x1b[22m\x1b[2m"),
italic: init(3, 23),
underline: init(4, 24),
inverse: init(7, 27),
hidden: init(8, 28),
strikethrough: init(9, 29),
black: init(30, 39),
red: init(31, 39),
green: init(32, 39),
yellow: init(33, 39),
blue: init(34, 39),
magenta: init(35, 39),
cyan: init(36, 39),
white: init(37, 39),
gray: init(90, 39),
bgBlack: init(40, 49),
bgRed: init(41, 49),
bgGreen: init(42, 49),
bgYellow: init(43, 49),
bgBlue: init(44, 49),
bgMagenta: init(45, 49),
bgCyan: init(46, 49),
bgWhite: init(47, 49),
blackBright: init(90, 39),
redBright: init(91, 39),
greenBright: init(92, 39),
yellowBright: init(93, 39),
blueBright: init(94, 39),
magentaBright: init(95, 39),
cyanBright: init(96, 39),
whiteBright: init(97, 39),
bgBlackBright: init(100, 49),
bgRedBright: init(101, 49),
bgGreenBright: init(102, 49),
bgYellowBright: init(103, 49),
bgBlueBright: init(104, 49),
bgMagentaBright: init(105, 49),
bgCyanBright: init(106, 49),
bgWhiteBright: init(107, 49)
}