private static async Task <TResult> DoWaitAsync <TResult>(Task <TResult> task, CancellationToken cancellationToken)
{
using var cancelTaskSource = new CancellationTokenTaskSource <TResult>(cancellationToken);
return(await(await Task.WhenAny(task, cancelTaskSource.Task).ContextFree()).ContextFree());
}
private static async Task DoWaitAsync(Task task, CancellationToken cancellationToken)
{
using var cancelTaskSource = new CancellationTokenTaskSource <object>(cancellationToken);
await(await Task.WhenAny(task, cancelTaskSource.Task).ContextFree()).ContextFree();
}