#ifndef FEATURES_H
#define FEATURES_H
#include <stdlib.h>
#include <stdarg.h>
#include "collections.h"
#include "string_utils.h"
#define FEATURE_SEPARATOR_CHAR "|"
void feature_array_add(cstring_array *features, size_t count, ...);
void feature_array_add_printf(cstring_array *features, char *format, ...);
bool feature_counts_add(khash_t(str_double) *features, char *feature, double count);
bool feature_counts_add_no_copy(khash_t(str_double) *features, char *feature, double count);
bool feature_counts_update(khash_t(str_double) *features, char *feature, double count);
bool feature_counts_update_no_copy(khash_t(str_double) *features, char *feature, double count);
VECTOR_INIT(feature_count_array, khash_t(str_double) *)
#endif