54 lines
1.5 KiB
JavaScript
54 lines
1.5 KiB
JavaScript
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let FORCE_COLOR, NODE_DISABLE_COLORS, NO_COLOR, TERM, isTTY=true;
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if (typeof process !== 'undefined') {
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({ FORCE_COLOR, NODE_DISABLE_COLORS, NO_COLOR, TERM } = process.env || {});
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isTTY = process.stdout && process.stdout.isTTY;
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}
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const $ = exports.$ = {
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enabled: !NODE_DISABLE_COLORS && NO_COLOR == null && TERM !== 'dumb' && (
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FORCE_COLOR != null && FORCE_COLOR !== '0' || isTTY
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)
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}
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function init(x, y) {
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let rgx = new RegExp(`\\x1b\\[${y}m`, 'g');
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let open = `\x1b[${x}m`, close = `\x1b[${y}m`;
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return function (txt) {
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if (!$.enabled || txt == null) return txt;
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return open + (!!~(''+txt).indexOf(close) ? txt.replace(rgx, close + open) : txt) + close;
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};
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}
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// modifiers
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exports.reset = init(0, 0);
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exports.bold = init(1, 22);
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exports.dim = init(2, 22);
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exports.italic = init(3, 23);
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exports.underline = init(4, 24);
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exports.inverse = init(7, 27);
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exports.hidden = init(8, 28);
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exports.strikethrough = init(9, 29);
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// colors
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exports.black = init(30, 39);
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exports.red = init(31, 39);
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exports.green = init(32, 39);
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exports.yellow = init(33, 39);
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exports.blue = init(34, 39);
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exports.magenta = init(35, 39);
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exports.cyan = init(36, 39);
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exports.white = init(37, 39);
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exports.gray = init(90, 39);
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exports.grey = init(90, 39);
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// background colors
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exports.bgBlack = init(40, 49);
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exports.bgRed = init(41, 49);
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exports.bgGreen = init(42, 49);
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exports.bgYellow = init(43, 49);
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exports.bgBlue = init(44, 49);
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exports.bgMagenta = init(45, 49);
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exports.bgCyan = init(46, 49);
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exports.bgWhite = init(47, 49);
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