update node_modules

node_modules/color-string/index.js

@@ -0,0 +1,231 @@
+import colorNames from 'color-name';
+
+const reverseNames = Object.create(null);
+
+// Create a list of reverse color names
+for (const name in colorNames) {
+	if (Object.hasOwn(colorNames, name)) {
+		reverseNames[colorNames[name]] = name;
+	}
+}
+
+const cs = {
+	to: {},
+	get: {},
+};
+
+cs.get = function (string) {
+	const prefix = string.slice(0, 3).toLowerCase();
+	let value;
+	let model;
+	switch (prefix) {
+		case 'hsl': {
+			value = cs.get.hsl(string);
+			model = 'hsl';
+			break;
+		}
+
+		case 'hwb': {
+			value = cs.get.hwb(string);
+			model = 'hwb';
+			break;
+		}
+
+		default: {
+			value = cs.get.rgb(string);
+			model = 'rgb';
+			break;
+		}
+	}
+
+	if (!value) {
+		return null;
+	}
+
+	return {model, value};
+};
+
+cs.get.rgb = function (string) {
+	if (!string) {
+		return null;
+	}
+
+	const abbr = /^#([a-f\d]{3,4})$/i;
+	const hex = /^#([a-f\d]{6})([a-f\d]{2})?$/i;
+	const rgba = /^rgba?\(\s*([+-]?(?:\d*\.)?\d+(?:e\d+)?)(?=[\s,])\s*(?:,\s*)?([+-]?(?:\d*\.)?\d+(?:e\d+)?)(?=[\s,])\s*(?:,\s*)?([+-]?(?:\d*\.)?\d+(?:e\d+)?)\s*(?:[\s,|/]\s*([+-]?(?:\d*\.)?\d+(?:e\d+)?)(%?)\s*)?\)$/i;
+	const per = /^rgba?\(\s*([+-]?[\d.]+)%\s*,?\s*([+-]?[\d.]+)%\s*,?\s*([+-]?[\d.]+)%\s*(?:[\s,|/]\s*([+-]?[\d.]+)(%?)\s*)?\)$/i;
+	const keyword = /^(\w+)$/;
+
+	let rgb = [0, 0, 0, 1];
+	let match;
+	let i;
+	let hexAlpha;
+
+	if (match = string.match(hex)) {
+		hexAlpha = match[2];
+		match = match[1];
+
+		for (i = 0; i < 3; i++) {
+			// https://jsperf.com/slice-vs-substr-vs-substring-methods-long-string/19
+			const i2 = i * 2;
+			rgb[i] = Number.parseInt(match.slice(i2, i2 + 2), 16);
+		}
+
+		if (hexAlpha) {
+			rgb[3] = Number.parseInt(hexAlpha, 16) / 255;
+		}
+	} else if (match = string.match(abbr)) {
+		match = match[1];
+		hexAlpha = match[3];
+
+		for (i = 0; i < 3; i++) {
+			rgb[i] = Number.parseInt(match[i] + match[i], 16);
+		}
+
+		if (hexAlpha) {
+			rgb[3] = Number.parseInt(hexAlpha + hexAlpha, 16) / 255;
+		}
+	} else if (match = string.match(rgba)) {
+		for (i = 0; i < 3; i++) {
+			rgb[i] = Number.parseFloat(match[i + 1]);
+		}
+
+		if (match[4]) {
+			rgb[3] = match[5] ? Number.parseFloat(match[4]) * 0.01 : Number.parseFloat(match[4]);
+		}
+	} else if (match = string.match(per)) {
+		for (i = 0; i < 3; i++) {
+			rgb[i] = Math.round(Number.parseFloat(match[i + 1]) * 2.55);
+		}
+
+		if (match[4]) {
+			rgb[3] = match[5] ? Number.parseFloat(match[4]) * 0.01 : Number.parseFloat(match[4]);
+		}
+	} else if (match = string.toLowerCase().match(keyword)) {
+		if (match[1] === 'transparent') {
+			return [0, 0, 0, 0];
+		}
+
+		if (!Object.hasOwn(colorNames, match[1])) {
+			return null;
+		}
+
+		// eslint-disable-next-line unicorn/prefer-spread
+		rgb = colorNames[match[1]].slice();
+		rgb[3] = 1;
+
+		return rgb;
+	} else {
+		return null;
+	}
+
+	for (i = 0; i < 3; i++) {
+		rgb[i] = clamp(rgb[i], 0, 255);
+	}
+
+	rgb[3] = clamp(rgb[3], 0, 1);
+
+	return rgb;
+};
+
+cs.get.hsl = function (string) {
+	if (!string) {
+		return null;
+	}
+
+	const hsl = /^hsla?\(\s*([+-]?(?:\d{0,3}\.)?\d+)(?:deg)?\s*,?\s*([+-]?[\d.]+)%\s*,?\s*([+-]?[\d.]+)%\s*(?:[,|/]\s*([+-]?(?=\.\d|\d)(?:0|[1-9]\d*)?(?:\.\d*)?(?:e[+-]?\d+)?)\s*)?\)$/i;
+	const match = string.match(hsl);
+
+	if (match) {
+		const alpha = Number.parseFloat(match[4]);
+		const h = ((Number.parseFloat(match[1]) % 360) + 360) % 360;
+		const s = clamp(Number.parseFloat(match[2]), 0, 100);
+		const l = clamp(Number.parseFloat(match[3]), 0, 100);
+		const a = clamp(Number.isNaN(alpha) ? 1 : alpha, 0, 1);
+
+		return [h, s, l, a];
+	}
+
+	return null;
+};
+
+cs.get.hwb = function (string) {
+	if (!string) {
+		return null;
+	}
+
+	const hwb = /^hwb\(\s*([+-]?\d{0,3}(?:\.\d+)?)(?:deg)?\s*[\s,]\s*([+-]?[\d.]+)%\s*[\s,]\s*([+-]?[\d.]+)%\s*(?:[\s,]\s*([+-]?(?=\.\d|\d)(?:0|[1-9]\d*)?(?:\.\d*)?(?:e[+-]?\d+)?)\s*)?\)$/i;
+	const match = string.match(hwb);
+
+	if (match) {
+		const alpha = Number.parseFloat(match[4]);
+		const h = ((Number.parseFloat(match[1]) % 360) + 360) % 360;
+		const w = clamp(Number.parseFloat(match[2]), 0, 100);
+		const b = clamp(Number.parseFloat(match[3]), 0, 100);
+		const a = clamp(Number.isNaN(alpha) ? 1 : alpha, 0, 1);
+		return [h, w, b, a];
+	}
+
+	return null;
+};
+
+cs.to.hex = function (...rgba) {
+	return (
+		'#' +
+		hexDouble(rgba[0]) +
+		hexDouble(rgba[1]) +
+		hexDouble(rgba[2]) +
+		(rgba[3] < 1
+			? (hexDouble(Math.round(rgba[3] * 255)))
+			: '')
+	);
+};
+
+cs.to.rgb = function (...rgba) {
+	return rgba.length < 4 || rgba[3] === 1
+		? 'rgb(' + Math.round(rgba[0]) + ', ' + Math.round(rgba[1]) + ', ' + Math.round(rgba[2]) + ')'
+		: 'rgba(' + Math.round(rgba[0]) + ', ' + Math.round(rgba[1]) + ', ' + Math.round(rgba[2]) + ', ' + rgba[3] + ')';
+};
+
+cs.to.rgb.percent = function (...rgba) {
+	const r = Math.round(rgba[0] / 255 * 100);
+	const g = Math.round(rgba[1] / 255 * 100);
+	const b = Math.round(rgba[2] / 255 * 100);
+
+	return rgba.length < 4 || rgba[3] === 1
+		? 'rgb(' + r + '%, ' + g + '%, ' + b + '%)'
+		: 'rgba(' + r + '%, ' + g + '%, ' + b + '%, ' + rgba[3] + ')';
+};
+
+cs.to.hsl = function (...hsla) {
+	return hsla.length < 4 || hsla[3] === 1
+		? 'hsl(' + hsla[0] + ', ' + hsla[1] + '%, ' + hsla[2] + '%)'
+		: 'hsla(' + hsla[0] + ', ' + hsla[1] + '%, ' + hsla[2] + '%, ' + hsla[3] + ')';
+};
+
+// Hwb is a bit different than rgb(a) & hsl(a) since there is no alpha specific syntax
+// (hwb have alpha optional & 1 is default value)
+cs.to.hwb = function (...hwba) {
+	let a = '';
+	if (hwba.length >= 4 && hwba[3] !== 1) {
+		a = ', ' + hwba[3];
+	}
+
+	return 'hwb(' + hwba[0] + ', ' + hwba[1] + '%, ' + hwba[2] + '%' + a + ')';
+};
+
+cs.to.keyword = function (...rgb) {
+	return reverseNames[rgb.slice(0, 3)];
+};
+
+// Helpers
+function clamp(number_, min, max) {
+	return Math.min(Math.max(min, number_), max);
+}
+
+function hexDouble(number_) {
+	const string_ = Math.round(number_).toString(16).toUpperCase();
+	return (string_.length < 2) ? '0' + string_ : string_;
+}
+
+export default cs;