Application Insights Blog - ApplicationInsightsAiHandleErrorAttribute.cs

ApplicationInsightsAiHandleErrorAttribute.cs

[AttributeUsage(AttributeTargets.Class | AttributeTargets.Method, Inherited = true, AllowMultiple = true)] 
public class AiHandleErrorAttribute : HandleErrorAttribute
{
    public override void OnException(ExceptionContext filterContext)
    {
        if (filterContext != null && filterContext.HttpContext != null && filterContext.Exception != null)
        {
            if (filterContext.HttpContext.IsCustomErrorEnabled)
            {   
                var ai = new TelemetryClient();
                ai.TrackException(filterContext.Exception);
            } 
        }
        base.OnException(filterContext);
    }
}