Function extractCssClasses

tools/lsp/src/regions.js:127–135

* Extract CSS classes from HTML text. * @param {string} text * @returns {Set }

(text)

 * @returns {Set<string>}
 */
function extractCssClasses(text) {
  const classes = new Set();
  const pattern = /\bclass\s*=\s*["']([^"']*)["']/gi;
  let match;
  while ((match = pattern.exec(text)) !== null) {
    match[1].split(/\s+/).filter(Boolean).forEach(c => classes.add(c));
  }
  return classes;
}

/**
 * Extract element IDs from HTML text.