Log is a class that allowes easy logging to files.

Log

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;

namespace Konard.Helpers
{
    public class Log : IDisposable
    {
        public const string DateTimeFormat = "dd.MM.yyyy HH:mm:ss.fff";

        #region Structure

        private bool disposed;
        private readonly string filename;
        private readonly FileStream file;
        private readonly StreamWriter writer;

        #endregion

        #region Logic

        public Log(string filename)
        {
            this.filename = filename;
            this.file = File.Open(filename, FileMode.Append, FileAccess.Write);
            this.writer = new StreamWriter(this.file);
        }

        public void Message(string message)
        {
            string fullMessage = string.Format("{0:" + Log.DateTimeFormat + "} Message: {1}", DateTime.UtcNow, message);
#if DEBUG
            Console.WriteLine("[DEBUG] " + fullMessage);
#endif
            writer.WriteLine(fullMessage);
        }

        public void Error(string error)
        {
            string fullMessage = string.Format("{0:" + Log.DateTimeFormat + "} Error: {1}", DateTime.UtcNow, error);
#if DEBUG
            Console.WriteLine("[DEBUG] " + fullMessage);
#endif
            writer.WriteLine(fullMessage);
        }

        #endregion

        #region Finalizers

        public void Dispose()
  	{
			Dispose(true);
			GC.SuppressFinalize(this);
		}

		protected virtual void Dispose(bool disposing)
		{
			if (!disposed)
			{
				if (disposing)
				{
					// unsafe disposing here?
				}

                this.writer.Dispose();
                this.file.Dispose();

				disposed = true;
			}
		}

		~Log()
		{
			Dispose(false);
		}

		private void OnProcessExit(object sender, EventArgs e)
		{
			Dispose();
		}

	#endregion
    }
}