Class invalidHashHash

externals/simplecpp/simplecpp.cpp:1722–1745

        /** Struct that is thrown when there is invalid ## usage */
        struct invalidHashHash : public Error {
            static inline std::string format(const std::string &macroName, const std::string &message) {
                return "Invalid ## usage when expanding \'" + macroName + "\': " + message;
            }

            invalidHashHash(const Location &loc, const std::string &macroName, const std::string &message)
                : Error(loc, format(macroName, message)) {}

            static inline invalidHashHash unexpectedToken(const Location &loc, const std::string &macroName, const Token *tokenA) {
                return {loc, macroName, "Unexpected token '"+ tokenA->str()+"'"};
            }

            static inline invalidHashHash cannotCombine(const Location &loc, const std::string &macroName, const Token *tokenA, const Token *tokenB) {
                return {loc, macroName, "Combining '"+ tokenA->str()+ "' and '"+ tokenB->str() + "' yields an invalid token."};
            }

            static inline invalidHashHash unexpectedNewline(const Location &loc, const std::string &macroName) {
                return {loc, macroName, "Unexpected newline"};
            }

            static inline invalidHashHash universalCharacterUB(const Location &loc, const std::string &macroName, const Token* tokenA, const std::string& strAB) {
                return {loc, macroName, "Combining '\\"+ tokenA->str()+ "' and '"+ strAB.substr(tokenA->str().size()) + "' yields universal character '\\" + strAB + "'. This is undefined behavior according to C standard chapter 5.1.1.2, paragraph 4."};
            }
        };
    private:
        /** Create new token where Token::macro is set for replaced tokens */
        Token *newMacroToken(const TokenString &str, const Location &loc, bool replaced, const Token *expandedFromToken=nullptr) const {