token_matchers.h

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#ifndef HERB_TOKEN_MATCHERS_H
#define HERB_TOKEN_MATCHERS_H
 
#include "parser.h"
#include "token.h"
 
#include <stdarg.h>
#include <stdbool.h>
 
// This "TOKEN" is used to terminate the va_list arguments in the token_matches_any function
#define TOKEN_SENTINEL 99999999
 
bool token_is(parser_T* parser, token_type_T expected_type);
bool token_is_not(parser_T* parser, token_type_T type);
 
bool token_matches_any(token_type_T current_token, token_type_T first_token, ...);
 
#define token_is_any_of(parser, ...) (token_matches_any((parser)->current_token->type, __VA_ARGS__, TOKEN_SENTINEL))
#define token_is_none_of(parser, ...) (!token_matches_any((parser)->current_token->type, __VA_ARGS__, TOKEN_SENTINEL))
 
#endif