#ifndef COMPILER_DISCARDPARSER_H_INCLUDED
#define COMPILER_DISCARDPARSER_H_INCLUDED

#include "parser.hpp"
#include "tokenloc.hpp"

namespace Compiler
{
    /// \brief Parse a single optional numeric value or string and discard it
    class DiscardParser : public Parser
    {
        enum State
        {
            StartState,
            MinusState
        };

        State mState;
        TokenLoc mTokenLoc;

    public:
        DiscardParser(ErrorHandler& errorHandler, const Context& context);

        bool parseInt(int value, const TokenLoc& loc, Scanner& scanner) override;
        ///< Handle an int token.
        /// \return fetch another token?

        bool parseFloat(float value, const TokenLoc& loc, Scanner& scanner) override;
        ///< Handle a float token.
        /// \return fetch another token?

        bool parseName(const std::string& name, const TokenLoc& loc, Scanner& scanner) override;
        ///< Handle a name token.
        /// \return fetch another token?

        bool parseSpecial(int code, const TokenLoc& loc, Scanner& scanner) override;
        ///< Handle a special character token.
        /// \return fetch another token?

        void reset() override;
        ///< Reset parser to clean state.

        /// Returns TokenLoc object for value. If no value has been parsed, the TokenLoc
        /// object will be default initialised.
        const TokenLoc& getTokenLoc() const;
    };
}

#endif
