%skeleton "lalr1.cc"
%require "3.0"
%defines
%define api.value.type variant
%define api.parser.class { parser }
%define api.namespace { yy }
%define api.token.prefix {TOK_}

%code requires {
    #include <string>
}

%code {
    #include <iostream>
    
    int scanner_lex(yy::parser::semantic_type* yylval);
    
    #undef yylex
    #define yylex scanner_lex
}

%token <std::string> WORD
%token NUMBER
%token CHAR

%%
input:
      /* empty */
    | input element
    ;

element:
      WORD   { std::cout << "WORD: " << $1 << "\n"; }
    | NUMBER { std::cout << "NUMBER\n"; }
    | CHAR   { std::cout << "CHAR\n"; }
    ;

%%

namespace yy {
    void parser::error(const std::string& msg)
    {
        std::cerr << "Error: " << msg << "\n";
    }
}