添加项目文件。

WaterCloud.Code/Extend/Ext.Exception.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace WaterCloud.Code
+{
+	public static partial class Extensions
+	{
+		public static Exception GetOriginalException(this Exception ex)
+		{
+			if (ex.InnerException == null) return ex;
+
+			return ex.InnerException.GetOriginalException();
+		}
+	}
+}