internal AsyncOperationContext(TaskOperation op, TWork work, TExecutor executor, Task predecessor,
OperationExecutionOptions options, CancellationToken cancellationToken)
: base(op, work, predecessor, options, cancellationToken)
{
this.Executor = executor;
this.ExecutorSource = new TaskCompletionSource <TExecutor>(this.ResultSource);
}
internal OperationContext(TaskOperation op, TWork work, Task predecessor, OperationExecutionOptions options,
CancellationToken cancellationToken)
{
this.Operation = op;
this.Work = work ?? throw new ArgumentNullException(nameof(work));
this.Predecessor = predecessor;
this.ResultSource = new TaskCompletionSource <TResult>();
this.Options = options;
this.CancellationToken = cancellationToken;
}
internal Task ScheduleAction(Action action, Task predecessor, bool isYield, bool failException, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
TaskOperation op = this.Runtime.CreateTaskOperation();
OperationExecutionOptions options = OperationContext.CreateOperationExecutionOptions(failException, isYield);
var context = new OperationContext <Action, object>(op, action, predecessor, options, cancellationToken);
var task = new Task(this.ExecuteOperation, context, cancellationToken);
this.ScheduleTaskOperation(op, task);
return(context.ResultSource.Task);
}
