104 lines
3.6 KiB
C#
104 lines
3.6 KiB
C#
#pragma warning disable CS1591 // Missing XML comment for publicly visible type or member
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using System;
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using System.Threading;
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namespace Cysharp.Threading.Tasks
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{
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// UniTask has no scheduler like TaskScheduler.
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// Only handle unobserved exception.
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public static class UniTaskScheduler
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{
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public static event Action<Exception> UnobservedTaskException;
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/// <summary>
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/// Propagate OperationCanceledException to UnobservedTaskException when true. Default is false.
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/// </summary>
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public static bool PropagateOperationCanceledException = false;
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#if UNITY_2018_3_OR_NEWER
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/// <summary>
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/// Write log type when catch unobserved exception and not registered UnobservedTaskException. Default is Exception.
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/// </summary>
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public static UnityEngine.LogType UnobservedExceptionWriteLogType = UnityEngine.LogType.Exception;
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/// <summary>
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/// Dispatch exception event to Unity MainThread. Default is true.
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/// </summary>
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public static bool DispatchUnityMainThread = true;
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// cache delegate.
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static readonly SendOrPostCallback handleExceptionInvoke = InvokeUnobservedTaskException;
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static void InvokeUnobservedTaskException(object state)
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{
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UnobservedTaskException((Exception)state);
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}
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#endif
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internal static void PublishUnobservedTaskException(Exception ex)
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{
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if (ex != null)
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{
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if (!PropagateOperationCanceledException && ex is OperationCanceledException)
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{
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return;
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}
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if (UnobservedTaskException != null)
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{
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#if UNITY_2018_3_OR_NEWER
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if (!DispatchUnityMainThread || Thread.CurrentThread.ManagedThreadId == PlayerLoopHelper.MainThreadId)
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{
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// allows inlining call.
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UnobservedTaskException.Invoke(ex);
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}
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else
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{
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// Post to MainThread.
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PlayerLoopHelper.UnitySynchronizationContext.Post(handleExceptionInvoke, ex);
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}
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#else
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UnobservedTaskException.Invoke(ex);
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#endif
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}
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else
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{
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#if UNITY_2018_3_OR_NEWER
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string msg = null;
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if (UnobservedExceptionWriteLogType != UnityEngine.LogType.Exception)
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{
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msg = "UnobservedTaskException: " + ex.ToString();
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}
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switch (UnobservedExceptionWriteLogType)
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{
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case UnityEngine.LogType.Error:
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UnityEngine.Debug.LogError(msg);
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break;
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case UnityEngine.LogType.Assert:
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UnityEngine.Debug.LogAssertion(msg);
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break;
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case UnityEngine.LogType.Warning:
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UnityEngine.Debug.LogWarning(msg);
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break;
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case UnityEngine.LogType.Log:
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UnityEngine.Debug.Log(msg);
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break;
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case UnityEngine.LogType.Exception:
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UnityEngine.Debug.LogException(ex);
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break;
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default:
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break;
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}
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#else
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Console.WriteLine("UnobservedTaskException: " + ex.ToString());
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#endif
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}
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}
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}
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}
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}
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