Fix lose exception stacktrace info when task is sync completed

master
neuecc 2020-06-29 03:20:13 +09:00
parent 9d684006fc
commit f02bfa0a1e
3 changed files with 403 additions and 22 deletions

View File

@ -3,6 +3,7 @@
using Cysharp.Threading.Tasks.Internal;
using System;
using System.Runtime.CompilerServices;
using System.Runtime.ExceptionServices;
using System.Threading;
namespace Cysharp.Threading.Tasks
@ -176,16 +177,16 @@ namespace Cysharp.Threading.Tasks
sealed class ExceptionResultSource : IUniTaskSource
{
readonly Exception exception;
readonly ExceptionDispatchInfo exception;
public ExceptionResultSource(Exception exception)
{
this.exception = exception;
this.exception = ExceptionDispatchInfo.Capture(exception);
}
public void GetResult(short token)
{
throw exception;
exception.Throw();
}
public UniTaskStatus GetStatus(short token)
@ -206,21 +207,22 @@ namespace Cysharp.Threading.Tasks
sealed class ExceptionResultSource<T> : IUniTaskSource<T>
{
readonly Exception exception;
readonly ExceptionDispatchInfo exception;
public ExceptionResultSource(Exception exception)
{
this.exception = exception;
this.exception = ExceptionDispatchInfo.Capture(exception);
}
public T GetResult(short token)
{
throw exception;
exception.Throw();
return default;
}
void IUniTaskSource.GetResult(short token)
{
throw exception;
exception.Throw();
}
public UniTaskStatus GetStatus(short token)

View File

@ -1,28 +1,46 @@
using System;
using System.Threading.Tasks;
using Cysharp.Threading.Tasks;
using Cysharp.Threading.Tasks.Linq;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.UI;
public class ExceptionExamples : MonoBehaviour
{
private void Start()
public Button ButtonTest;
void Start()
{
ButtonTest.OnClickAsAsyncEnumerable()
.Subscribe(async _ =>
{
try
{
await new Foo().MethodFooAsync();
}
catch (Exception e)
{
Debug.Log(e.StackTrace);
}
}, this.GetCancellationTokenOnDestroy());
}
}
//TaskScheduler.UnobservedTaskException += TaskScheduler_UnobservedTaskException;
//ThrowFromAsyncVoid();
//_ = ThrowFromTask();
//_ = ThrowFromUniTask();
//ThrowFromNonAsync();
class Foo
{
public async UniTask MethodFooAsync()
{
await MethodBarAsync();
}
public static async Task Test()
private async UniTask MethodBarAsync()
{
var webRequest = UnityWebRequest.Get("http");
var request = webRequest.SendWebRequest();
await request;
Throw();
}
private void Throw()
{
throw new Exception();
}
}

View File

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