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openmw-tes3coop/components/compiler/discardparser.hpp

51 lines
1.5 KiB
C++

#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, CommaState, MinusState
};
State mState;
TokenLoc mTokenLoc;
public:
DiscardParser (ErrorHandler& errorHandler, const Context& context);
virtual bool parseInt (int value, const TokenLoc& loc, Scanner& scanner);
///< Handle an int token.
/// \return fetch another token?
virtual bool parseFloat (float value, const TokenLoc& loc, Scanner& scanner);
///< Handle a float token.
/// \return fetch another token?
virtual bool parseName (const std::string& name, const TokenLoc& loc,
Scanner& scanner);
///< Handle a name token.
/// \return fetch another token?
virtual bool parseSpecial (int code, const TokenLoc& loc, Scanner& scanner);
///< Handle a special character token.
/// \return fetch another token?
virtual void reset();
///< 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