add hw2

node_modules/chalk/source/vendor/ansi-styles/index.d.ts

@@ -0,0 +1,236 @@
+export interface CSPair { // eslint-disable-line @typescript-eslint/naming-convention
+	/**
+	The ANSI terminal control sequence for starting this style.
+	*/
+	readonly open: string;
+
+	/**
+	The ANSI terminal control sequence for ending this style.
+	*/
+	readonly close: string;
+}
+
+export interface ColorBase {
+	/**
+	The ANSI terminal control sequence for ending this color.
+	*/
+	readonly close: string;
+
+	ansi(code: number): string;
+
+	ansi256(code: number): string;
+
+	ansi16m(red: number, green: number, blue: number): string;
+}
+
+export interface Modifier {
+	/**
+	Resets the current color chain.
+	*/
+	readonly reset: CSPair;
+
+	/**
+	Make text bold.
+	*/
+	readonly bold: CSPair;
+
+	/**
+	Emitting only a small amount of light.
+	*/
+	readonly dim: CSPair;
+
+	/**
+	Make text italic. (Not widely supported)
+	*/
+	readonly italic: CSPair;
+
+	/**
+	Make text underline. (Not widely supported)
+	*/
+	readonly underline: CSPair;
+
+	/**
+	Make text overline.
+
+	Supported on VTE-based terminals, the GNOME terminal, mintty, and Git Bash.
+	*/
+	readonly overline: CSPair;
+
+	/**
+	Inverse background and foreground colors.
+	*/
+	readonly inverse: CSPair;
+
+	/**
+	Prints the text, but makes it invisible.
+	*/
+	readonly hidden: CSPair;
+
+	/**
+	Puts a horizontal line through the center of the text. (Not widely supported)
+	*/
+	readonly strikethrough: CSPair;
+}
+
+export interface ForegroundColor {
+	readonly black: CSPair;
+	readonly red: CSPair;
+	readonly green: CSPair;
+	readonly yellow: CSPair;
+	readonly blue: CSPair;
+	readonly cyan: CSPair;
+	readonly magenta: CSPair;
+	readonly white: CSPair;
+
+	/**
+	Alias for `blackBright`.
+	*/
+	readonly gray: CSPair;
+
+	/**
+	Alias for `blackBright`.
+	*/
+	readonly grey: CSPair;
+
+	readonly blackBright: CSPair;
+	readonly redBright: CSPair;
+	readonly greenBright: CSPair;
+	readonly yellowBright: CSPair;
+	readonly blueBright: CSPair;
+	readonly cyanBright: CSPair;
+	readonly magentaBright: CSPair;
+	readonly whiteBright: CSPair;
+}
+
+export interface BackgroundColor {
+	readonly bgBlack: CSPair;
+	readonly bgRed: CSPair;
+	readonly bgGreen: CSPair;
+	readonly bgYellow: CSPair;
+	readonly bgBlue: CSPair;
+	readonly bgCyan: CSPair;
+	readonly bgMagenta: CSPair;
+	readonly bgWhite: CSPair;
+
+	/**
+	Alias for `bgBlackBright`.
+	*/
+	readonly bgGray: CSPair;
+
+	/**
+	Alias for `bgBlackBright`.
+	*/
+	readonly bgGrey: CSPair;
+
+	readonly bgBlackBright: CSPair;
+	readonly bgRedBright: CSPair;
+	readonly bgGreenBright: CSPair;
+	readonly bgYellowBright: CSPair;
+	readonly bgBlueBright: CSPair;
+	readonly bgCyanBright: CSPair;
+	readonly bgMagentaBright: CSPair;
+	readonly bgWhiteBright: CSPair;
+}
+
+export interface ConvertColor {
+	/**
+	Convert from the RGB color space to the ANSI 256 color space.
+
+	@param red - (`0...255`)
+	@param green - (`0...255`)
+	@param blue - (`0...255`)
+	*/
+	rgbToAnsi256(red: number, green: number, blue: number): number;
+
+	/**
+	Convert from the RGB HEX color space to the RGB color space.
+
+	@param hex - A hexadecimal string containing RGB data.
+	*/
+	hexToRgb(hex: string): [red: number, green: number, blue: number];
+
+	/**
+	Convert from the RGB HEX color space to the ANSI 256 color space.
+
+	@param hex - A hexadecimal string containing RGB data.
+	*/
+	hexToAnsi256(hex: string): number;
+
+	/**
+	Convert from the ANSI 256 color space to the ANSI 16 color space.
+
+	@param code - A number representing the ANSI 256 color.
+	*/
+	ansi256ToAnsi(code: number): number;
+
+	/**
+	Convert from the RGB color space to the ANSI 16 color space.
+
+	@param red - (`0...255`)
+	@param green - (`0...255`)
+	@param blue - (`0...255`)
+	*/
+	rgbToAnsi(red: number, green: number, blue: number): number;
+
+	/**
+	Convert from the RGB HEX color space to the ANSI 16 color space.
+
+	@param hex - A hexadecimal string containing RGB data.
+	*/
+	hexToAnsi(hex: string): number;
+}
+
+/**
+Basic modifier names.
+*/
+export type ModifierName = keyof Modifier;
+
+/**
+Basic foreground color names.
+
+[More colors here.](https://github.com/chalk/chalk/blob/main/readme.md#256-and-truecolor-color-support)
+*/
+export type ForegroundColorName = keyof ForegroundColor;
+
+/**
+Basic background color names.
+
+[More colors here.](https://github.com/chalk/chalk/blob/main/readme.md#256-and-truecolor-color-support)
+*/
+export type BackgroundColorName = keyof BackgroundColor;
+
+/**
+Basic color names. The combination of foreground and background color names.
+
+[More colors here.](https://github.com/chalk/chalk/blob/main/readme.md#256-and-truecolor-color-support)
+*/
+export type ColorName = ForegroundColorName | BackgroundColorName;
+
+/**
+Basic modifier names.
+*/
+export const modifierNames: readonly ModifierName[];
+
+/**
+Basic foreground color names.
+*/
+export const foregroundColorNames: readonly ForegroundColorName[];
+
+/**
+Basic background color names.
+*/
+export const backgroundColorNames: readonly BackgroundColorName[];
+
+/*
+Basic color names. The combination of foreground and background color names.
+*/
+export const colorNames: readonly ColorName[];
+
+declare const ansiStyles: {
+	readonly modifier: Modifier;
+	readonly color: ColorBase & ForegroundColor;
+	readonly bgColor: ColorBase & BackgroundColor;
+	readonly codes: ReadonlyMap<number, number>;
+} & ForegroundColor & BackgroundColor & Modifier & ConvertColor;
+
+export default ansiStyles;

node_modules/chalk/source/vendor/ansi-styles/index.js

@@ -0,0 +1,223 @@
+const ANSI_BACKGROUND_OFFSET = 10;
+
+const wrapAnsi16 = (offset = 0) => code => `\u001B[${code + offset}m`;
+
+const wrapAnsi256 = (offset = 0) => code => `\u001B[${38 + offset};5;${code}m`;
+
+const wrapAnsi16m = (offset = 0) => (red, green, blue) => `\u001B[${38 + offset};2;${red};${green};${blue}m`;
+
+const styles = {
+	modifier: {
+		reset: [0, 0],
+		// 21 isn't widely supported and 22 does the same thing
+		bold: [1, 22],
+		dim: [2, 22],
+		italic: [3, 23],
+		underline: [4, 24],
+		overline: [53, 55],
+		inverse: [7, 27],
+		hidden: [8, 28],
+		strikethrough: [9, 29],
+	},
+	color: {
+		black: [30, 39],
+		red: [31, 39],
+		green: [32, 39],
+		yellow: [33, 39],
+		blue: [34, 39],
+		magenta: [35, 39],
+		cyan: [36, 39],
+		white: [37, 39],
+
+		// Bright color
+		blackBright: [90, 39],
+		gray: [90, 39], // Alias of `blackBright`
+		grey: [90, 39], // Alias of `blackBright`
+		redBright: [91, 39],
+		greenBright: [92, 39],
+		yellowBright: [93, 39],
+		blueBright: [94, 39],
+		magentaBright: [95, 39],
+		cyanBright: [96, 39],
+		whiteBright: [97, 39],
+	},
+	bgColor: {
+		bgBlack: [40, 49],
+		bgRed: [41, 49],
+		bgGreen: [42, 49],
+		bgYellow: [43, 49],
+		bgBlue: [44, 49],
+		bgMagenta: [45, 49],
+		bgCyan: [46, 49],
+		bgWhite: [47, 49],
+
+		// Bright color
+		bgBlackBright: [100, 49],
+		bgGray: [100, 49], // Alias of `bgBlackBright`
+		bgGrey: [100, 49], // Alias of `bgBlackBright`
+		bgRedBright: [101, 49],
+		bgGreenBright: [102, 49],
+		bgYellowBright: [103, 49],
+		bgBlueBright: [104, 49],
+		bgMagentaBright: [105, 49],
+		bgCyanBright: [106, 49],
+		bgWhiteBright: [107, 49],
+	},
+};
+
+export const modifierNames = Object.keys(styles.modifier);
+export const foregroundColorNames = Object.keys(styles.color);
+export const backgroundColorNames = Object.keys(styles.bgColor);
+export const colorNames = [...foregroundColorNames, ...backgroundColorNames];
+
+function assembleStyles() {
+	const codes = new Map();
+
+	for (const [groupName, group] of Object.entries(styles)) {
+		for (const [styleName, style] of Object.entries(group)) {
+			styles[styleName] = {
+				open: `\u001B[${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';
+
+	styles.color.ansi = wrapAnsi16();
+	styles.color.ansi256 = wrapAnsi256();
+	styles.color.ansi16m = wrapAnsi16m();
+	styles.bgColor.ansi = wrapAnsi16(ANSI_BACKGROUND_OFFSET);
+	styles.bgColor.ansi256 = wrapAnsi256(ANSI_BACKGROUND_OFFSET);
+	styles.bgColor.ansi16m = wrapAnsi16m(ANSI_BACKGROUND_OFFSET);
+
+	// From https://github.com/Qix-/color-convert/blob/3f0e0d4e92e235796ccb17f6e85c72094a651f49/conversions.js
+	Object.defineProperties(styles, {
+		rgbToAnsi256: {
+			value(red, green, blue) {
+				// We use the extended greyscale palette here, with the exception of
+				// black and white. normal palette only has 4 greyscale shades.
+				if (red === green && green === blue) {
+					if (red < 8) {
+						return 16;
+					}
+
+					if (red > 248) {
+						return 231;
+					}
+
+					return Math.round(((red - 8) / 247) * 24) + 232;
+				}
+
+				return 16
+					+ (36 * Math.round(red / 255 * 5))
+					+ (6 * Math.round(green / 255 * 5))
+					+ Math.round(blue / 255 * 5);
+			},
+			enumerable: false,
+		},
+		hexToRgb: {
+			value(hex) {
+				const matches = /[a-f\d]{6}|[a-f\d]{3}/i.exec(hex.toString(16));
+				if (!matches) {
+					return [0, 0, 0];
+				}
+
+				let [colorString] = matches;
+
+				if (colorString.length === 3) {
+					colorString = [...colorString].map(character => character + character).join('');
+				}
+
+				const integer = Number.parseInt(colorString, 16);
+
+				return [
+					/* eslint-disable no-bitwise */
+					(integer >> 16) & 0xFF,
+					(integer >> 8) & 0xFF,
+					integer & 0xFF,
+					/* eslint-enable no-bitwise */
+				];
+			},
+			enumerable: false,
+		},
+		hexToAnsi256: {
+			value: hex => styles.rgbToAnsi256(...styles.hexToRgb(hex)),
+			enumerable: false,
+		},
+		ansi256ToAnsi: {
+			value(code) {
+				if (code < 8) {
+					return 30 + code;
+				}
+
+				if (code < 16) {
+					return 90 + (code - 8);
+				}
+
+				let red;
+				let green;
+				let blue;
+
+				if (code >= 232) {
+					red = (((code - 232) * 10) + 8) / 255;
+					green = red;
+					blue = red;
+				} else {
+					code -= 16;
+
+					const remainder = code % 36;
+
+					red = Math.floor(code / 36) / 5;
+					green = Math.floor(remainder / 6) / 5;
+					blue = (remainder % 6) / 5;
+				}
+
+				const value = Math.max(red, green, blue) * 2;
+
+				if (value === 0) {
+					return 30;
+				}
+
+				// eslint-disable-next-line no-bitwise
+				let result = 30 + ((Math.round(blue) << 2) | (Math.round(green) << 1) | Math.round(red));
+
+				if (value === 2) {
+					result += 60;
+				}
+
+				return result;
+			},
+			enumerable: false,
+		},
+		rgbToAnsi: {
+			value: (red, green, blue) => styles.ansi256ToAnsi(styles.rgbToAnsi256(red, green, blue)),
+			enumerable: false,
+		},
+		hexToAnsi: {
+			value: hex => styles.ansi256ToAnsi(styles.hexToAnsi256(hex)),
+			enumerable: false,
+		},
+	});
+
+	return styles;
+}
+
+const ansiStyles = assembleStyles();
+
+export default ansiStyles;