private void ShowHelp(TextWriter writer, ModeParser specifiedMode = null)
{
writer.WriteLine($"Canvas {GetVersion()} {GetCopyright()}");
writer.WriteLine();
string modeName = specifiedMode?.Name ?? "[MODE]";
if (specifiedMode != null)
{
writer.WriteLine($"{specifiedMode.Name} - {specifiedMode.Description}");
writer.WriteLine();
}
writer.WriteLine($"Usage: Canvas.exe {modeName} [OPTIONS]+");
writer.WriteLine();
if (specifiedMode == null)
{
writer.WriteLine("Available modes:");
foreach (var mode in _modeParsers.Values)
{
writer.WriteLine($"\t{mode.Name} - {mode.Description}");
}
writer.WriteLine();
}
writer.WriteLine("Options:");
if (specifiedMode != null)
{
specifiedMode.ShowHelp(writer);
}
BaseOptionsParser.ShowHelp(writer);
}
private bool HandleBaseOptions(BaseOptions baseOptions, TextWriter writer, ModeParser specifiedMode = null)
{
if (baseOptions.ShowHelp)
{
ShowHelp(writer, specifiedMode);
return(true);
}
if (baseOptions.ShowVersion)
{
ShowVersion(writer);
return(true);
}
return(false);
}