lesson-lisp/enums.h

#ifndef __ENUMS_H__
#define __ENUMS_H__

#include <stdbool.h>

enum State {
    STATE_INIT,
    STATE_WHITESPACE,
    STATE_OPEN,
    STATE_CLOSE,
    STATE_ATOM,
    STATE_NUM,
};

enum TokenType {
    TOKEN_OPEN,
    TOKEN_CLOSE,
    TOKEN_ATOM,
    TOKEN_NUM,
};

enum Type {
  TYPE_PAIR,
  TYPE_ATOM,
  TYPE_STRING,
  TYPE_NUMBER,
};

const char *State_to_str(enum State state);
const char *TokenType_to_str(enum TokenType token_type);
const char *Type_to_str(enum Type type);

bool State_to_token_type(enum State state, enum TokenType *token_type);

#endif