/// <summary>
/// Executes one iteration of the loop.
/// </summary>
/// <returns>The result of executing.</returns>
public CommandResult ExecuteOnce()
{
Client.DisplayPrompt();
var args = ReadInput();
if (args == null)
{
return(CommandResult.Terminate);
}
if (args.Length == 0)
{
return(CommandResult.Success);
}
var options = new CommandLineParserOptions
{
Reporter = error => Client.OnError(error.ToString().TrimEnd())
};
var commandGroup = new CommandGroup <TCommandType>();
if (!CommandLineParser.Parse(args, commandGroup, options))
{
Client.OnError(Strings.InvalidUsage);
return(CommandResult.UsageError);
}
return(commandGroup.Execute());
}