public ParsingResult <IModeLauncher> Parse(string[] args, TextWriter standardWriter, TextWriter errorWriter)
{
if (args.Empty() || !_modeParsers.ContainsKey(args[0]))
{
return(GetMissingModeResult(args, standardWriter, errorWriter));
}
var mode = _modeParsers[args[0]];
var options = new OptionCollection <IModeLauncher> {
BaseOptionsParser, mode
};
var result = options.Parse(args.Skip(1));
ParsingResult <IModeLauncher> failedResult;
if (!result.RemainingArgs.Any() && HandleBaseOptions(result.Get(BaseOptionsParser).Result, standardWriter, mode))
{
return(ParsingResult <IModeLauncher> .SuccessfulResult(new NullModeLauncher()));
}
if (!result.Validate(out failedResult))
{
errorWriter.WriteLine(failedResult.ErrorMessage);
errorWriter.WriteLine();
ShowHelp(errorWriter, mode);
return(failedResult);
}
var runner = result.Get(mode).Result;
return(ParsingResult <IModeLauncher> .SuccessfulResult(new ModeLauncher(runner, args, GetVersion(), mode.Name)));
}
public IParsingResult <CommonOptions> ParseCommonOptions(string[] args)
{
var options = new OptionCollection <IModeLauncher> {
CommonOptionsParser
};
var result = options.Parse(args.Skip(1));
return(result.Get(CommonOptionsParser));
}