timeLog method
Implementation
int? timeLog(String? id, {bool endTimer = false}) {
id ??= _defaultTimerId;
int? t;
if (_stopwatches.containsKey(id)) {
t = _stopwatches[id]!.elapsedMilliseconds;
log('$id: $t ms');
if (endTimer) {
_stopwatches[id]!.stop();
_stopwatches.remove(id);
}
} else {
error('Timer \'$id\' does not exist.');
}
return t;
}