Options Class Reference

Public Member Functions
	Options (size_t qty, char **args)
template<class Iterator>
void	get (Iterator target) const
const OptionArgs *	args (const char *option) const
const OptionArgs *	args (const std::string &option) const

Detailed Description

Definition at line 99 of file Options.h.

Constructor & Destructor Documentation

Options()

Options ( size_t qty, char ** args )

inline

Definition at line 103 of file Options.h.

    {
        assert(0 < qty);
        assert(args);
 
        ArgCarriage carriage(qty, args);
 
        // Cuts application name.
        carriage.advance();
 
        // If there are arguments except the application name.
        if (carriage)
        {
            std::string option;
 
            if (isOption(*carriage, &option))
            {
                do
                {
                    carriage.advance();
 
                    const std::pair<Items::iterator, bool> inserted =
                        items_.insert(std::make_pair(option, OptionArgs()));
 
                    if (inserted.second)
                    {
                        OptionArgs& optionArgs = inserted.first->second;
 
                        while (carriage && !isOption(*carriage, &option))
                        {
                            optionArgs.push_back(*carriage);
 
                            carriage.advance();
                        }
                    }
                    else
                    {
                        throwDuplicatedOption(option.c_str());
                    }
                }
                while (carriage);
            }
            else
            {
                throwBadOption(*carriage);
            }
        }
    }

Member Function Documentation

args() [1/2]

const OptionArgs * args ( const char * option ) const

inline

Definition at line 160 of file Options.h.

    {
        return args(option ? std::string(option) : std::string());
    }

args() [2/2]

const OptionArgs * args ( const std::string & option ) const

inline

Definition at line 166 of file Options.h.

    {
        const auto foundItem = items_.find(option);
        return (foundItem != items_.end() ? &foundItem->second : nullptr);
    }

get()

template<class Iterator>

void get ( Iterator target ) const

inline

Definition at line 154 of file Options.h.

    {
        std::transform(items_.begin(), items_.end(), target, PairFirst<Option, OptionArgs>());
    }