static object ConvertOrLookupByName(string valueOrSwitchName, Type type, IReadOnlyDictionary <string, LoggingLevelSwitch> declaredSwitches)
{
if (type == typeof(LoggingLevelSwitch))
{
return(LookUpSwitchByName(valueOrSwitchName, declaredSwitches));
}
return(SettingValueConversions.ConvertToType(valueOrSwitchName, type));
}
static IReadOnlyDictionary <string, LoggingLevelSwitch> ParseNamedLevelSwitchDeclarationDirectives(IReadOnlyDictionary <string, string> directives)
{
var matchLevelSwitchDeclarations = new Regex(LevelSwitchDeclarationDirectiveRegex);
var switchDeclarationDirectives = (from wt in directives
where matchLevelSwitchDeclarations.IsMatch(wt.Key)
let match = matchLevelSwitchDeclarations.Match(wt.Key)
select new
{
SwitchName = match.Groups["switchName"].Value,
InitialSwitchLevel = wt.Value
}).ToList();
var namedSwitches = new Dictionary <string, LoggingLevelSwitch>();
foreach (var switchDeclarationDirective in switchDeclarationDirectives)
{
var switchName = switchDeclarationDirective.SwitchName;
var switchInitialLevel = switchDeclarationDirective.InitialSwitchLevel;
// switchName must be something like $switch to avoid ambiguities
if (!IsValidSwitchName(switchName))
{
throw new FormatException($"\"{switchName}\" is not a valid name for a Level Switch declaration. Level switch must be declared with a '$' sign, like \"level-switch:$switchName\"");
}
LoggingLevelSwitch newSwitch;
if (string.IsNullOrEmpty(switchInitialLevel))
{
newSwitch = new LoggingLevelSwitch();
}
else
{
var initialLevel = (LogEventLevel)SettingValueConversions.ConvertToType(switchInitialLevel, typeof(LogEventLevel));
newSwitch = new LoggingLevelSwitch(initialLevel);
}
namedSwitches.Add(switchName, newSwitch);
}
return(namedSwitches);
}
static void ApplyDirectives(List <IGrouping <string, ConfigurationMethodCall> > directives, IList <MethodInfo> configurationMethods, object loggerConfigMethod)
{
foreach (var directiveInfo in directives)
{
var target = SelectConfigurationMethod(configurationMethods, directiveInfo.Key, directiveInfo);
if (target != null)
{
var call = (from p in target.GetParameters().Skip(1)
let directive = directiveInfo.FirstOrDefault(s => s.ArgumentName == p.Name)
select directive == null ? p.DefaultValue : SettingValueConversions.ConvertToType(directive.Value, p.ParameterType)).ToList();
call.Insert(0, loggerConfigMethod);
target.Invoke(null, call.ToArray());
}
}
}
