protected virtual Middleware.Middleware Build(IList <Middleware.Middleware> middlewares)
{
Middleware.Middleware next = new NoOpMiddleware();
for (var i = middlewares.Count - 1; i >= 0; i--)
{
Middleware.Middleware cancellation = new CancellationMiddleware();
var current = middlewares[i];
current.Next = cancellation;
cancellation.Next = next;
next = current;
}
return(next);
}
/// <summary>
/// Sets <see cref="AppConfig.CancellationToken"/> and cancels the token on
/// <see cref="Console.CancelKeyPress"/>, <see cref="AppDomain.ProcessExit"/> and
/// <see cref="AppDomain.UnhandledException"/> if <see cref="UnhandledExceptionEventArgs.IsTerminating"/> is true.<br/>
/// Once cancelled, the pipelines will not progress to the next step.
/// </summary>
public static AppRunner UseCancellationHandlers(this AppRunner appRunner)
{
return(CancellationMiddleware.UseCancellationHandlers(appRunner));
}
