Function minifyCss

dashboard/build.shared.mjs:288–328

(css)

 * around `{}:;,>`, fold `;}`), and `@layer a, b, c;` ordering is preserved.
 */
export function minifyCss(css) {
  let out = "";
  let buffer = "";
  let i = 0;
  const flush = () => {
    if (buffer) {
      out += collapseCssWhitespace(buffer);
      buffer = "";
    }
  };
  while (i < css.length) {
    const ch = css[i];
    if (ch === "/" && css[i + 1] === "*") {
      const end = css.indexOf("*/", i + 2);
      i = end === -1 ? css.length : end + 2;
      continue;
    }
    if (ch === '"' || ch === "'") {
      flush();
      const end = skipCssString(css, i);
      out += css.slice(i, end);
      i = end;
      continue;
    }
    if (
      (ch === "u" || ch === "U") &&
      (i === 0 || !/[\w-]/.test(css[i - 1])) &&
      /^url\(/i.test(css.slice(i, i + 4))
    ) {
      flush();
      const end = skipCssUrl(css, i);
      out += css.slice(i, end);
      i = end;
      continue;
    }
    buffer += ch;
    i++;
  }
  flush();
  return out.trim();
}

function collapseCssWhitespace(segment) {
  return segment