/// <summary>
/// Matches a <see cref="DateTimeStamp"/>.
/// </summary>
/// <param name="this">This <see cref="StringMatcher"/>.</param>
/// <param name="time">Resulting time stamp on successful match; <see cref="DateTimeStamp.Unknown"/> otherwise.</param>
/// <returns>True if the time stamp has been matched.</returns>
static public bool MatchDateTimeStamp(this StringMatcher @this, out DateTimeStamp time)
{
time = DateTimeStamp.Unknown;
int savedIndex = @this.StartIndex;
DateTime t;
if ([email protected](out t))
{
return(@this.SetError());
}
byte uniquifier = 0;
if (@this.MatchChar('('))
{
int unique;
if ([email protected](out unique, 0, 255) || [email protected](')'))
{
return(@this.BackwardAddError(savedIndex));
}
uniquifier = (byte)unique;
}
time = new DateTimeStamp(t, uniquifier);
return(@this.Forward(0));
}
/// <summary>
/// Matches a <see cref="LogFilter"/>: it can be a predefined filter as ("Undefined", "Debug", "Verbose", etc.)
/// or as {GroupLogLevelFilter,LineLogLevelFilter} pairs like "{None,None}", "{Error,Trace}".
/// </summary>
/// <param name="m">This <see cref="StringMatcher"/>.</param>
/// <param name="f">Resulting filter.</param>
/// <returns>True on success, false on error.</returns>
public static bool MatchLogFilter(this StringMatcher m, out LogFilter f)
{
f = LogFilter.Undefined;
if (!m.MatchText("Undefined"))
{
if (m.MatchText("Debug"))
{
f = LogFilter.Debug;
}
else if (m.MatchText("Verbose"))
{
f = LogFilter.Verbose;
}
else if (m.MatchText("Monitor"))
{
f = LogFilter.Monitor;
}
else if (m.MatchText("Terse"))
{
f = LogFilter.Terse;
}
else if (m.MatchText("Release"))
{
f = LogFilter.Release;
}
else if (m.MatchText("Off"))
{
f = LogFilter.Off;
}
else if (m.MatchText("Invalid"))
{
f = LogFilter.Invalid;
}
else
{
int savedIndex = m.StartIndex;
if (!m.MatchChar('{'))
{
return(m.BackwardAddError(savedIndex));
}
LogLevelFilter group, line;
m.MatchWhiteSpaces();
if (!m.MatchLogLevelFilter(out group))
{
return(m.BackwardAddError(savedIndex));
}
m.MatchWhiteSpaces();
if (!m.MatchChar(','))
{
return(m.BackwardAddError(savedIndex));
}
m.MatchWhiteSpaces();
if (!m.MatchLogLevelFilter(out line))
{
return(m.BackwardAddError(savedIndex));
}
m.MatchWhiteSpaces();
if (!m.MatchChar('}'))
{
return(m.BackwardAddError(savedIndex));
}
f = new LogFilter(group, line);
}
}
return(true);
}
