#ifndef TSL_TOKENIZER_H
#define TSL_TOKENIZER_H

#include <stddef.h>
#include <stdint.h>

typedef struct {
    const char *data;
    size_t size;
} TslStringView;

typedef enum {
    TSL_TOKEN_END_OF_FILE,
    TSL_TOKEN_UNEXPECTED_SYMBOL,
    TSL_TOKEN_IDENTIFIER,
    TSL_TOKEN_STRING,
    TSL_TOKEN_NUM,
    TSL_TOKEN_BOOL,
    TSL_TOKEN_NULL,
    TSL_TOKEN_EQUAL,
    TSL_TOKEN_LBRACE,
    TSL_TOKEN_RBRACE,
    TSL_TOKEN_LBRACKET,
    TSL_TOKEN_RBRACKET,
    TSL_TOKEN_COLON,
    TSL_TOKEN_COMMA
} TslToken;

typedef struct {
    const char *code;
    size_t code_size;
    size_t code_index;

    TslStringView identifier;
    TslStringView string;
    int bool_value;
    int64_t number_value;
} TslTokenizer;

void tsl_tokenizer_init(TslTokenizer *self, const char *code, size_t code_size);

TslToken tsl_tokenizer_next(TslTokenizer *self);
int tsl_tokenizer_accept(TslTokenizer *self, TslToken expected_token);

#endif /* TSL_TOKENIZER_H */