void ProcessOption(CommandLineOption option, String[] args, Boolean optionIsLastOrAlone, ref Int32 originalArgIndex)
{
// Check for duplicates
if (option.set)
{
throw new CommandLineException(String.Format("Found option '{0}' twice", option));
}
option.set = true;
if (option.hasArg)
{
if (!optionIsLastOrAlone)
{
throw new CommandLineException(String.Format("Option '{0}' requires an argument but it is not the last letter in a list of options", option));
}
originalArgIndex++;
if (originalArgIndex >= args.Length)
{
throw new CommandLineException(String.Format("Option '{0}' requires an argument but there was none", option));
}
option.ParseArg(args[originalArgIndex]);
}
}
public void Add(CommandLineOption option)
{
if (option.letter == '\0' && option.name == null)
{
throw new ArgumentException(String.Format("Invalid Option '{0}' has no letter and no name", option), "option");
}
CommandLineOption otherOption;
if (option.letter != '\0')
{
if (optionLetters.TryGetValue(option.letter, out otherOption))
{
throw new InvalidOperationException(String.Format("You've added two options with same letter '{0}' ({1}) and ({2})",
option.letter, otherOption, option));
}
optionLetters.Add(option.letter, option);
}
if (option.name != null)
{
if (optionNames.TryGetValue(option.name, out otherOption))
{
throw new InvalidOperationException(String.Format("You've added two options with same name '{0}' ({1}) and ({2})",
option.name, otherOption, option));
}
optionNames.Add(option.name, option);
}
this.options.Add(option);
//
// Update maximum usage left column length
//
if (option.usageLeftColumn.Length > maxUsageLeftColumnWidth)
{
maxUsageLeftColumnWidth = option.usageLeftColumn.Length;
if (maxUsageLeftColumnWidth >= consoleWidth - 40)
{
consoleWidth = maxUsageLeftColumnWidth + 40;
}
}
}