Method processCommon

base/poco/Util/src/OptionProcessor.cpp:122–156

bool OptionProcessor::processCommon(const std::string& optionStr, bool isShort, std::string& optionName, std::string& optionArg)
{
	if (!_deferredOption.empty())
	{
		const Option& option = _options.getOption(_deferredOption, false);
		std::string optionWithArg(_deferredOption);
		_deferredOption.clear();
		optionWithArg += '=';
		optionWithArg += optionStr;
		option.process(optionWithArg, optionArg);
		optionName = option.fullName();
		return true;
	}
	if (optionStr.empty()) throw EmptyOptionException();
	const Option& option = _options.getOption(optionStr, isShort);
	const std::string& group = option.group();
	if (!group.empty())
	{
		if (_groups.find(group) != _groups.end())
			throw IncompatibleOptionsException(option.fullName());
		else
			_groups.insert(group);
	}
	if (_specifiedOptions.find(option.fullName()) != _specifiedOptions.end() && !option.repeatable())
		throw DuplicateOptionException(option.fullName());
	_specifiedOptions.insert(option.fullName());
	if (option.argumentRequired() && ((!isShort && optionStr.find_first_of(":=") == std::string::npos) || (isShort && optionStr.length() == option.shortName().length())))
	{
		_deferredOption = option.fullName();
		return true;
	}
	option.process(optionStr, optionArg);
	optionName = option.fullName();
	return true;
}


} } // namespace Poco::Util