Function measure

lib/internal/perf/usertiming.js:225–237

(name, startOrMeasureOptions, endMark)

}

function measure(name, startOrMeasureOptions, endMark) {
  validateString(name, 'name');
  const {
    start,
    duration,
  } = calculateStartDuration(startOrMeasureOptions, endMark);
  let detail = startOrMeasureOptions?.detail;
  detail = detail != null ? structuredClone(detail) : null;
  const measure = createPerformanceMeasure(name, start, duration, detail);
  enqueue(measure);
  bufferUserTiming(measure);
  return measure;
}

function clearMarkTimings(name) {
  if (name !== undefined) {