lexer.h


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#pragma once

#include <stdbool.h>
#include <stdio.h>

enum Token
{
    TOK_END = 0,
    TOK_COLONCOLON = 256,
    TOK_EMIT,
    TOK_COMMIT,
    TOK_DECLTYPE,
    TOK_DIFFERENCE,
    TOK_CHAR
};

extern FILE* yyin;   // input
extern int yylineno; // current line
int yylex(void);     // scanner

bool lexer_failed(void);
char lexer_character(void);