public static ListDirectoryOptionType GetOptionType(string option)
{
ListDirectoryOptionType optionType = ListDirectoryOptionType.None;
foreach (var pair in Options)
{
foreach (var item in pair.Value)
{
if (item == option)
{
optionType = pair.Key;
break;
}
}
}
return(optionType);
}
private static ListDirectoryCommandLineOptions ParseOptions(CommandLineOptions commandLineOptions)
{
if (commandLineOptions == null)
{
throw new CommandLineException(string.Format(CultureInfo.CurrentCulture,
"Option used in invalid context -- {0}", "must specify a option."));
}
ListDirectoryCommandLineOptions targetOptions = new ListDirectoryCommandLineOptions();
if (commandLineOptions.Arguments.Count >= 0)
{
foreach (var arg in commandLineOptions.Arguments.Keys)
{
ListDirectoryOptionType optionType = ListDirectoryOptions.GetOptionType(arg);
if (optionType == ListDirectoryOptionType.None)
{
throw new CommandLineException(
string.Format(CultureInfo.CurrentCulture, "Option used in invalid context -- {0}",
string.Format(CultureInfo.CurrentCulture, "cannot parse the command line argument : [{0}].", arg)));
}
switch (optionType)
{
case ListDirectoryOptionType.InputDirectory:
targetOptions.InputDirectory = commandLineOptions.Arguments[arg];
break;
case ListDirectoryOptionType.Directory:
targetOptions.IsSetDirectory = true;
break;
case ListDirectoryOptionType.File:
targetOptions.IsSetFile = true;
break;
case ListDirectoryOptionType.List:
targetOptions.IsSetList = true;
break;
case ListDirectoryOptionType.Help:
targetOptions.IsSetHelp = true;
break;
case ListDirectoryOptionType.Version:
targetOptions.IsSetVersion = true;
break;
}
}
}
if (commandLineOptions.Parameters.Count > 0)
{
if (string.IsNullOrEmpty(targetOptions.InputDirectory))
{
targetOptions.InputDirectory = commandLineOptions.Parameters.First();
}
}
// set default the current directory
if (string.IsNullOrEmpty(targetOptions.InputDirectory))
{
targetOptions.InputDirectory = @".";
}
// set default options
if (!targetOptions.IsSetDirectory && !targetOptions.IsSetFile)
{
targetOptions.IsSetDirectory = true;
targetOptions.IsSetFile = true;
}
return(targetOptions);
}
