[6a3a178] | 1 | 'use strict';
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| 2 | const ansiEscapes = module.exports;
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| 3 | // TODO: remove this in the next major version
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| 4 | module.exports.default = ansiEscapes;
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| 5 |
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| 6 | const ESC = '\u001B[';
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| 7 | const OSC = '\u001B]';
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| 8 | const BEL = '\u0007';
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| 9 | const SEP = ';';
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| 10 | const isTerminalApp = process.env.TERM_PROGRAM === 'Apple_Terminal';
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| 11 |
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| 12 | ansiEscapes.cursorTo = (x, y) => {
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| 13 | if (typeof x !== 'number') {
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| 14 | throw new TypeError('The `x` argument is required');
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| 15 | }
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| 16 |
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| 17 | if (typeof y !== 'number') {
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| 18 | return ESC + (x + 1) + 'G';
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| 19 | }
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| 20 |
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| 21 | return ESC + (y + 1) + ';' + (x + 1) + 'H';
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| 22 | };
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| 23 |
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| 24 | ansiEscapes.cursorMove = (x, y) => {
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| 25 | if (typeof x !== 'number') {
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| 26 | throw new TypeError('The `x` argument is required');
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| 27 | }
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| 28 |
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| 29 | let ret = '';
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| 30 |
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| 31 | if (x < 0) {
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| 32 | ret += ESC + (-x) + 'D';
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| 33 | } else if (x > 0) {
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| 34 | ret += ESC + x + 'C';
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| 35 | }
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| 36 |
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| 37 | if (y < 0) {
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| 38 | ret += ESC + (-y) + 'A';
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| 39 | } else if (y > 0) {
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| 40 | ret += ESC + y + 'B';
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| 41 | }
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| 42 |
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| 43 | return ret;
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| 44 | };
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| 45 |
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| 46 | ansiEscapes.cursorUp = (count = 1) => ESC + count + 'A';
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| 47 | ansiEscapes.cursorDown = (count = 1) => ESC + count + 'B';
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| 48 | ansiEscapes.cursorForward = (count = 1) => ESC + count + 'C';
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| 49 | ansiEscapes.cursorBackward = (count = 1) => ESC + count + 'D';
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| 50 |
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| 51 | ansiEscapes.cursorLeft = ESC + 'G';
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| 52 | ansiEscapes.cursorSavePosition = isTerminalApp ? '\u001B7' : ESC + 's';
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| 53 | ansiEscapes.cursorRestorePosition = isTerminalApp ? '\u001B8' : ESC + 'u';
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| 54 | ansiEscapes.cursorGetPosition = ESC + '6n';
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| 55 | ansiEscapes.cursorNextLine = ESC + 'E';
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| 56 | ansiEscapes.cursorPrevLine = ESC + 'F';
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| 57 | ansiEscapes.cursorHide = ESC + '?25l';
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| 58 | ansiEscapes.cursorShow = ESC + '?25h';
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| 59 |
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| 60 | ansiEscapes.eraseLines = count => {
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| 61 | let clear = '';
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| 62 |
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| 63 | for (let i = 0; i < count; i++) {
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| 64 | clear += ansiEscapes.eraseLine + (i < count - 1 ? ansiEscapes.cursorUp() : '');
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| 65 | }
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| 66 |
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| 67 | if (count) {
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| 68 | clear += ansiEscapes.cursorLeft;
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| 69 | }
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| 70 |
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| 71 | return clear;
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| 72 | };
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| 73 |
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| 74 | ansiEscapes.eraseEndLine = ESC + 'K';
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| 75 | ansiEscapes.eraseStartLine = ESC + '1K';
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| 76 | ansiEscapes.eraseLine = ESC + '2K';
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| 77 | ansiEscapes.eraseDown = ESC + 'J';
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| 78 | ansiEscapes.eraseUp = ESC + '1J';
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| 79 | ansiEscapes.eraseScreen = ESC + '2J';
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| 80 | ansiEscapes.scrollUp = ESC + 'S';
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| 81 | ansiEscapes.scrollDown = ESC + 'T';
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| 82 |
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| 83 | ansiEscapes.clearScreen = '\u001Bc';
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| 84 |
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| 85 | ansiEscapes.clearTerminal = process.platform === 'win32' ?
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| 86 | `${ansiEscapes.eraseScreen}${ESC}0f` :
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| 87 | // 1. Erases the screen (Only done in case `2` is not supported)
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| 88 | // 2. Erases the whole screen including scrollback buffer
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| 89 | // 3. Moves cursor to the top-left position
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| 90 | // More info: https://www.real-world-systems.com/docs/ANSIcode.html
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| 91 | `${ansiEscapes.eraseScreen}${ESC}3J${ESC}H`;
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| 92 |
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| 93 | ansiEscapes.beep = BEL;
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| 94 |
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| 95 | ansiEscapes.link = (text, url) => {
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| 96 | return [
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| 97 | OSC,
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| 98 | '8',
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| 99 | SEP,
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| 100 | SEP,
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| 101 | url,
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| 102 | BEL,
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| 103 | text,
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| 104 | OSC,
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| 105 | '8',
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| 106 | SEP,
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| 107 | SEP,
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| 108 | BEL
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| 109 | ].join('');
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| 110 | };
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| 111 |
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| 112 | ansiEscapes.image = (buffer, options = {}) => {
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| 113 | let ret = `${OSC}1337;File=inline=1`;
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| 114 |
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| 115 | if (options.width) {
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| 116 | ret += `;width=${options.width}`;
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| 117 | }
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| 118 |
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| 119 | if (options.height) {
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| 120 | ret += `;height=${options.height}`;
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| 121 | }
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| 122 |
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| 123 | if (options.preserveAspectRatio === false) {
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| 124 | ret += ';preserveAspectRatio=0';
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| 125 | }
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| 126 |
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| 127 | return ret + ':' + buffer.toString('base64') + BEL;
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| 128 | };
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| 129 |
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| 130 | ansiEscapes.iTerm = {
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| 131 | setCwd: (cwd = process.cwd()) => `${OSC}50;CurrentDir=${cwd}${BEL}`,
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| 132 |
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| 133 | annotation: (message, options = {}) => {
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| 134 | let ret = `${OSC}1337;`;
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| 135 |
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| 136 | const hasX = typeof options.x !== 'undefined';
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| 137 | const hasY = typeof options.y !== 'undefined';
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| 138 | if ((hasX || hasY) && !(hasX && hasY && typeof options.length !== 'undefined')) {
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| 139 | throw new Error('`x`, `y` and `length` must be defined when `x` or `y` is defined');
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| 140 | }
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| 141 |
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| 142 | message = message.replace(/\|/g, '');
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| 143 |
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| 144 | ret += options.isHidden ? 'AddHiddenAnnotation=' : 'AddAnnotation=';
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| 145 |
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| 146 | if (options.length > 0) {
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| 147 | ret +=
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| 148 | (hasX ?
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| 149 | [message, options.length, options.x, options.y] :
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| 150 | [options.length, message]).join('|');
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| 151 | } else {
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| 152 | ret += message;
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| 153 | }
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| 154 |
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| 155 | return ret + BEL;
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| 156 | }
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| 157 | };
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