Function time

lib/internal/util/debuglog.js:232–253

* @param {SafeMap} timesStore * @param {string} traceCategory * @param {string} implementation * @param {number} timerFlags * @param {string} logLabel * @param {string} traceLabel * @returns {void}

(timesStore, traceCategory, implementation, timerFlags, logLabel = 'default', traceLabel = undefined)

 * @returns {void}
 */
function time(timesStore, traceCategory, implementation, timerFlags, logLabel = 'default', traceLabel = undefined) {
  // Coerces everything other than Symbol to a string
  logLabel = `${logLabel}`;

  if (traceLabel !== undefined) {
    traceLabel = `${traceLabel}`;
  } else {
    traceLabel = logLabel;
  }

  if (timesStore.has(logLabel)) {
    process.emitWarning(`Label '${logLabel}' already exists for ${implementation}`);
    return;
  }

  if ((timerFlags & kSkipTrace) === 0) {
    traceLabel = safeTraceLabel(traceLabel);
    trace(kTraceBegin, traceCategory, traceLabel, 0);
  }

  timesStore.set(logLabel, process.hrtime());
}

/**
 * @param {SafeMap} timesStore