System.Threading.Tasks.TaskScheduler.TryExecuteTask C# (CSharp) Method

		internal protected bool TryExecuteTask (Task task)
		{
			throw new NotSupportedException ();
		}

        public void RunSynchronously(TaskScheduler scheduler)
        {
            if (this.Status != TaskStatus.Created)
            {
                throw new InvalidOperationException("The task is not in a valid state to be started");
            }
            if (scheduler.TryExecuteTask(this))
            {
                return;
            }

            Start(scheduler);
            Wait();
        }