private ExceptionHandlerMiddleware CreateMiddleware(
RequestDelegate next,
IOptions <ExceptionHandlerOptions> options)
{
next ??= c => Task.CompletedTask;
var listener = new DiagnosticListener("Microsoft.AspNetCore");
var middleware = new ExceptionHandlerMiddleware(
next,
NullLoggerFactory.Instance,
options,
listener);
return(middleware);
}
static async Task Awaited(ExceptionHandlerMiddleware middleware, HttpContext context, Task task)
{
ExceptionDispatchInfo? edi = null;
try
{
await task;
}
catch (Exception exception)
{
// Get the Exception, but don't continue processing in the catch block as its bad for stack usage.
edi = ExceptionDispatchInfo.Capture(exception);
}
if (edi != null)
{
await middleware.HandleException(context, edi);
}
}