PowerToys/Wox/Helper/Log.cs

using System.Reflection;
using log4net;

namespace Wox.Helper
{
    public class Log
    {
        private static ILog fileLogger = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

        public static void Error(string msg)
        {
            fileLogger.Error(msg);
        }
    }
}