Function parseLabels

src/environmentd/src/http/static/js/prometheus.js:278–287

* Parse a Prometheus label string into key-value pairs. * * @param {string} str - e.g. 'method="GET",status="200"' * @returns {Labels}

(str)

 * @returns {Labels}
 */
function parseLabels(str) {
  /** @type {Labels} */
  const labels = {};
  if (!str) return labels;
  const re = /(\w+)="([^"]*)"/g;
  for (const m of str.matchAll(re)) {
    labels[m[1]] = m[2];
  }
  return labels;
}

/**
 * Extract the grouping prefix from a metric name.