Function formatTime

lib/internal/util/debuglog.js:153–185

(ms)

const kHour = 60 * kMinute;

function formatTime(ms) {
  let hours = 0;
  let minutes = 0;
  let seconds = 0;

  if (ms >= kSecond) {
    if (ms >= kMinute) {
      if (ms >= kHour) {
        hours = MathFloor(ms / kHour);
        ms = ms % kHour;
      }
      minutes = MathFloor(ms / kMinute);
      ms = ms % kMinute;
    }
    seconds = ms / kSecond;
  }

  if (hours !== 0 || minutes !== 0) {
    ({ 0: seconds, 1: ms } = StringPrototypeSplit(
      NumberPrototypeToFixed(seconds, 3),
      '.',
      2,
    ));
    const res = hours !== 0 ? `${hours}:${pad(minutes)}` : minutes;
    return `${res}:${pad(seconds)}.${ms} (${hours !== 0 ? 'h:m' : ''}m:ss.mmm)`;
  }

  if (seconds !== 0) {
    return `${NumberPrototypeToFixed(seconds, 3)}s`;
  }

  return `${Number(NumberPrototypeToFixed(ms, 3))}ms`;
}

function safeTraceLabel(label) {
  return label.replaceAll('\\', '\\\\').replaceAll('"', '\\"');