using System;

using System.Threading;

using System.Threading.Tasks;

​

Console.WriteLine("Start");

try

{

    // NOTE: uncomment the single line for each one of the scenarios below one at a time to try it out!

    // Scenario 1: we can await an async Task which allows us to catch exceptions

    //await AsyncTask();

    // Scenario 2: we cannot await an async void and as a result we cannot catch the exception

    //AsyncVoid();

    // Scenario 3: we purposefully wrap the async void in a Task (which we can await), but it still blows up

    //await Task.Run(AsyncVoid);

}

catch (Exception ex)

{

    Console.WriteLine("Look! We caught the exception here!");

    Console.WriteLine(ex);

}

Console.WriteLine("End");

async void AsyncVoid()

{

    Console.WriteLine("Entering async void method");

    await AsyncTask();

    // Pretend there's some super critical code right here

    // ...

    Console.WriteLine("Leaving async void method.");

}

​

async Task AsyncTask()

{

    Console.WriteLine("Entering async Task method");

    Console.WriteLine("About to throw...");

    throw new Exception("The expected exception");

}