Function parseColor

variables-import-export/code.js:204–255

(color)

}

function parseColor(color) {
  color = color.trim();
  const rgbRegex = /^rgb\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*\)$/;
  const rgbaRegex =
    /^rgba\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*([\d.]+)\s*\)$/;
  const hslRegex = /^hsl\(\s*(\d{1,3})\s*,\s*(\d{1,3})%\s*,\s*(\d{1,3})%\s*\)$/;
  const hslaRegex =
    /^hsla\(\s*(\d{1,3})\s*,\s*(\d{1,3})%\s*,\s*(\d{1,3})%\s*,\s*([\d.]+)\s*\)$/;
  const hexRegex = /^#([A-Fa-f0-9]{3}){1,2}$/;
  const floatRgbRegex =
    /^\{\s*r:\s*[\d\.]+,\s*g:\s*[\d\.]+,\s*b:\s*[\d\.]+(,\s*opacity:\s*[\d\.]+)?\s*\}$/;

  if (rgbRegex.test(color)) {
    const [, r, g, b] = color.match(rgbRegex);
    return { r: parseInt(r) / 255, g: parseInt(g) / 255, b: parseInt(b) / 255 };
  } else if (rgbaRegex.test(color)) {
    const [, r, g, b, a] = color.match(rgbaRegex);
    return {
      r: parseInt(r) / 255,
      g: parseInt(g) / 255,
      b: parseInt(b) / 255,
      a: parseFloat(a),
    };
  } else if (hslRegex.test(color)) {
    const [, h, s, l] = color.match(hslRegex);
    return hslToRgbFloat(parseInt(h), parseInt(s) / 100, parseInt(l) / 100);
  } else if (hslaRegex.test(color)) {
    const [, h, s, l, a] = color.match(hslaRegex);
    return Object.assign(
      hslToRgbFloat(parseInt(h), parseInt(s) / 100, parseInt(l) / 100),
      { a: parseFloat(a) }
    );
  } else if (hexRegex.test(color)) {
    const hexValue = color.substring(1);
    const expandedHex =
      hexValue.length === 3
        ? hexValue
            .split("")
            .map((char) => char + char)
            .join("")
        : hexValue;
    return {
      r: parseInt(expandedHex.slice(0, 2), 16) / 255,
      g: parseInt(expandedHex.slice(2, 4), 16) / 255,
      b: parseInt(expandedHex.slice(4, 6), 16) / 255,
    };
  } else if (floatRgbRegex.test(color)) {
    return JSON.parse(color);
  } else {
    throw new Error("Invalid color format");
  }
}

function hslToRgbFloat(h, s, l) {
  const hue2rgb = (p, q, t) => {