lexer.h

一个上课很好用的课件

#include "common.h"
class Lexer{
private:
char *src;
int length;
int index;
char *buf;
public:
Lexer(char *filename);
Lexer();
~Lexer();
void reset();   // rewind index
bool isReady();
bool isFinished();
char *getSrc();
int getIndex();
void setSrc(char *s, int len);
Token nextToken();
};