executeOr<R, P> method
执行多线程同步返回微任务
doWork
耗时任务
argument
任务执行传入参数
Implementation
Future<R> executeOr<R, P>({required FutureOr<R> Function(P argument) doWork, required P argument}) async {
var balancer = await loadBalancer;
return balancer.run<R, P>(doWork, argument);
}