wait method
Implementation
Future<void> wait(String note) async {
_p = DateTime.now().millisecondsSinceEpoch;
if (_p - lastTime >= blockTime) {
if (warnings && _p - lastTime >= blockTime * 2) {
print(
"Block #$blocks [$note] took too long to complete: ${_p - lastTime}ms");
}
await _nextTick();
lastTime = DateTime.now().millisecondsSinceEpoch;
blocks++;
}
}