#ifndef MCALC_LEXER_BASE_H #define MCALC_LEXER_BASE_H #include #ifndef yyFlexLexerOnce #include #endif #include struct Scanner : public yyFlexLexer { using value_type = yy::Parser::value_type; using location_type = yy::Parser::location_type; explicit Scanner(std::istream *in) : yyFlexLexer(in) {} using FlexLexer::yylex; virtual int yylex(value_type *lval, location_type * loc); //double num{}; //std::string_view ident{}; //value_type *yylval = nullptr; }; #endif //MCALC_LEXER_BASE_H