/// <summary>
/// Formats log event for text representation, not including any properties. Error is included though.
/// </summary>
public static string Format(LogEvent e, FormattedString format = null)
{
if (format == null) format = DefaultFormat;
var b = new StringBuilder();
foreach(Token token in format.Tokens)
{
switch(token.Type)
{
case TokenType.String:
b.Append(token.Value);
break;
case TokenType.Parameter:
switch(token.Name)
{
case Time:
b.Append(e.EventTime.ToString(token.Format));
break;
case Severity:
string sev = e.Severity.ToString().ToUpper();
if (token.Format != null) sev = string.Format(token.NativeFormat, sev);
b.Append(sev);
break;
case Source:
b.Append(e.SourceName);
break;
case Message:
b.Append(e.FormattedMessage);
break;
case Error:
if (e.ErrorException != null)
{
b.AppendLine();
b.Append(e.ErrorException.ToString());
}
break;
case NewLine:
b.AppendLine();
break;
default:
if(e.Properties != null)
{
object value;
if(e.Properties.TryGetValue(token.Name, out value))
{
string custom = format.Format(token, value);
b.Append(custom);
}
}
break;
}
break;
}
}
return b.ToString();
}
/// <summary>
/// Constructs and instance of this class
/// </summary>
public PoshConsoleLogWriter(string format)
{
_format = format == null ? TextFormatter.DefaultFormat : FormattedString.Parse(format, null);
Settings = new PoshConsoleLogWriterSettings
{
AbbreviateClassNames = false
};
Console.BackgroundColor = ConsoleColor.Black;
}
/// <summary>
/// Creates an instance of file receiver
/// </summary>
/// <param name="fileName">Target filename. If file does not exist it will be created.</param>
/// <param name="format">format</param>
public FileLogWriter(string fileName, string format)
{
if(fileName == null) throw new ArgumentNullException(nameof(fileName));
SplitPath(fileName, out _directoryName, out _fileNamePart, out _extensionPart);
if(!Directory.Exists(_directoryName)) Directory.CreateDirectory(_directoryName);
PreCreateDirectory(fileName);
_format = format == null ? null : FormattedString.Parse(format, null);
}
/// <summary>
/// Creates class instance
/// </summary>
public ConsoleLogWriter(string format)
{
_format = format == null ? null : FormattedString.Parse(format, null);
}
/// <summary>
/// Creates an instance by specifying format string and parameters
/// </summary>
public static FormattedString Parse(string format, object[] parameters)
{
var fmt = new FormattedString(format, parameters);
fmt.Parse();
return fmt;
}
/// <summary>
/// Formats log event for text representation, not including any properties. Error is included though.
/// </summary>
public static string Format(LogEvent e, FormattedString format = null)
{
if (format == null)
{
format = DefaultFormat;
}
var b = new StringBuilder();
foreach (Token token in format.Tokens)
{
switch (token.Type)
{
case TokenType.String:
b.Append(token.Value);
break;
case TokenType.Parameter:
switch (token.Name)
{
case Time:
b.Append(e.EventTime.ToString(token.Format));
break;
case Severity:
string sev = ToSeverityString(e);
if (token.Format != null)
{
sev = string.Format(token.NativeFormat, sev);
}
b.Append(sev);
break;
case Source:
b.Append(e.SourceName);
break;
case Message:
b.Append(e.FormattedMessage);
break;
case Error:
if (e.ErrorException != null)
{
b.AppendLine();
b.Append(e.ErrorException.ToString());
}
break;
case NewLine:
b.AppendLine();
break;
default:
if (e.Properties != null)
{
object value;
if (e.Properties.TryGetValue(token.Name, out value))
{
string custom = format.Format(token, value);
b.Append(custom);
}
}
break;
}
break;
}
}
return(b.ToString());
}
