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Diffstat (limited to 'node_modules/ansi-styles/index.js')
-rw-r--r-- | node_modules/ansi-styles/index.js | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/node_modules/ansi-styles/index.js b/node_modules/ansi-styles/index.js new file mode 100644 index 0000000..5d82581 --- /dev/null +++ b/node_modules/ansi-styles/index.js @@ -0,0 +1,163 @@ +'use strict'; + +const wrapAnsi16 = (fn, offset) => (...args) => { + const code = fn(...args); + return `\u001B[${code + offset}m`; +}; + +const wrapAnsi256 = (fn, offset) => (...args) => { + const code = fn(...args); + return `\u001B[${38 + offset};5;${code}m`; +}; + +const wrapAnsi16m = (fn, offset) => (...args) => { + const rgb = fn(...args); + return `\u001B[${38 + offset};2;${rgb[0]};${rgb[1]};${rgb[2]}m`; +}; + +const ansi2ansi = n => n; +const rgb2rgb = (r, g, b) => [r, g, b]; + +const setLazyProperty = (object, property, get) => { + Object.defineProperty(object, property, { + get: () => { + const value = get(); + + Object.defineProperty(object, property, { + value, + enumerable: true, + configurable: true + }); + + return value; + }, + enumerable: true, + configurable: true + }); +}; + +/** @type {typeof import('color-convert')} */ +let colorConvert; +const makeDynamicStyles = (wrap, targetSpace, identity, isBackground) => { + if (colorConvert === undefined) { + colorConvert = require('color-convert'); + } + + const offset = isBackground ? 10 : 0; + const styles = {}; + + for (const [sourceSpace, suite] of Object.entries(colorConvert)) { + const name = sourceSpace === 'ansi16' ? 'ansi' : sourceSpace; + if (sourceSpace === targetSpace) { + styles[name] = wrap(identity, offset); + } else if (typeof suite === 'object') { + styles[name] = wrap(suite[targetSpace], offset); + } + } + + return styles; +}; + +function assembleStyles() { + const codes = new Map(); + const styles = { + modifier: { + reset: [0, 0], + // 21 isn't widely supported and 22 does the same thing + bold: [1, 22], + dim: [2, 22], + italic: [3, 23], + underline: [4, 24], + inverse: [7, 27], + hidden: [8, 28], + strikethrough: [9, 29] + }, + color: { + black: [30, 39], + red: [31, 39], + green: [32, 39], + yellow: [33, 39], + blue: [34, 39], + magenta: [35, 39], + cyan: [36, 39], + white: [37, 39], + + // Bright color + blackBright: [90, 39], + redBright: [91, 39], + greenBright: [92, 39], + yellowBright: [93, 39], + blueBright: [94, 39], + magentaBright: [95, 39], + cyanBright: [96, 39], + whiteBright: [97, 39] + }, + bgColor: { + bgBlack: [40, 49], + bgRed: [41, 49], + bgGreen: [42, 49], + bgYellow: [43, 49], + bgBlue: [44, 49], + bgMagenta: [45, 49], + bgCyan: [46, 49], + bgWhite: [47, 49], + + // Bright color + bgBlackBright: [100, 49], + bgRedBright: [101, 49], + bgGreenBright: [102, 49], + bgYellowBright: [103, 49], + bgBlueBright: [104, 49], + bgMagentaBright: [105, 49], + bgCyanBright: [106, 49], + bgWhiteBright: [107, 49] + } + }; + + // Alias bright black as gray (and grey) + styles.color.gray = styles.color.blackBright; + styles.bgColor.bgGray = styles.bgColor.bgBlackBright; + styles.color.grey = styles.color.blackBright; + styles.bgColor.bgGrey = styles.bgColor.bgBlackBright; + + for (const [groupName, group] of Object.entries(styles)) { + for (const [styleName, style] of Object.entries(group)) { + styles[styleName] = { + open: `\u001B[${style[0]}m`, + close: `\u001B[${style[1]}m` + }; + + group[styleName] = styles[styleName]; + + codes.set(style[0], style[1]); + } + + Object.defineProperty(styles, groupName, { + value: group, + enumerable: false + }); + } + + Object.defineProperty(styles, 'codes', { + value: codes, + enumerable: false + }); + + styles.color.close = '\u001B[39m'; + styles.bgColor.close = '\u001B[49m'; + + setLazyProperty(styles.color, 'ansi', () => makeDynamicStyles(wrapAnsi16, 'ansi16', ansi2ansi, false)); + setLazyProperty(styles.color, 'ansi256', () => makeDynamicStyles(wrapAnsi256, 'ansi256', ansi2ansi, false)); + setLazyProperty(styles.color, 'ansi16m', () => makeDynamicStyles(wrapAnsi16m, 'rgb', rgb2rgb, false)); + setLazyProperty(styles.bgColor, 'ansi', () => makeDynamicStyles(wrapAnsi16, 'ansi16', ansi2ansi, true)); + setLazyProperty(styles.bgColor, 'ansi256', () => makeDynamicStyles(wrapAnsi256, 'ansi256', ansi2ansi, true)); + setLazyProperty(styles.bgColor, 'ansi16m', () => makeDynamicStyles(wrapAnsi16m, 'rgb', rgb2rgb, true)); + + return styles; +} + +// Make the export immutable +Object.defineProperty(module, 'exports', { + enumerable: true, + get: assembleStyles +}); |