StreamLogSink.cs

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namespace Engine {
    public class StreamLogSink : ILogSink {
        StreamWriter m_writer;
 
        public LogType MinimumLogType { get; set; }
 
        public StreamLogSink(Stream stream) {
            m_writer = new StreamWriter(stream);
            stream.Position = stream.Length;
        }
 
        public void Log(LogType logType, string message) {
            if (logType >= MinimumLogType) {
                string str = logType switch {
                    LogType.Debug => "DEBUG: ",
                    LogType.Verbose => "INFO: ",
                    LogType.Information => "INFO: ",
                    LogType.Warning => "WARNING: ",
                    LogType.Error => "ERROR: ",
                    _ => string.Empty
                };
                m_writer.Write(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"));
                m_writer.Write(" ");
                m_writer.Write(str);
                m_writer.WriteLine(message);
                m_writer.Flush();
            }
        }
 
        public void Dispose() {
            m_writer.Dispose();
        }
    }
}