private ExtractOptions ParseExtractOptions(string arg)
{
const string AllowedOptions = "n";
// Check if there is any sub options
if (!arg.Contains(':') && !arg.Contains('='))
{
return(ExtractOptions.Directory);
}
// Get chars after : or =
var options = arg.Split(':', '=').Last().ToLower().ToCharArray();
// Check that all sub options are valid
if (options.Any(x => AllowedOptions.Contains(x) == false))
{
throw new ArgumentException("Unknown -e sub options: " + new string(options) + "\nSee --help page for valid options.");
}
var value = ExtractOptions.Directory;
if (options.Contains('n'))
{
value = ExtractOptions.NoDirectory;
}
return(value);
}
private ListOptions ParseListOptions(string arg)
{
const string AllowedOptions = "afnsx";
// Check if there is any sub options
if (!arg.Contains(':') && !arg.Contains('='))
{
return(ListOptions.None);
}
// Get chars after : or =
var options = arg.Split(':', '=').Last().ToLower().ToCharArray();
// Check that all sub options are valid
if (options.Any(x => AllowedOptions.Contains(x) == false))
{
throw new ArgumentException("Unknown -l sub options: " + new string(options) + "\nSee --help page for valid options.");
}
var value = ListOptions.None;
foreach (char c in options)
{
switch (c)
{
case 'a': value |= ListOptions.Archive; break;
case 'f': value |= ListOptions.FullPath; break;
case 'n': value |= ListOptions.Filename; break;
case 's': value |= ListOptions.FileSize; break;
case 'x': value |= ListOptions.FileSizeFormat; break;
}
}
return(value);
}
