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#include <stdlib.h>
#include <stdbool.h>
#include "nvim/map.h"
#include "nvim/map_defs.h"
#include "nvim/vim.h"
#include "nvim/memory.h"
#include "nvim/lib/khash.h"
__KHASH_IMPL(Map,, kh_cstr_t, void *, 1, kh_str_hash_func, kh_str_hash_equal)
Map *map_new()
{
Map *rv = xmalloc(sizeof(Map));
rv->table = kh_init(Map);
return rv;
}
void map_free(Map *map)
{
kh_clear(Map, map->table);
kh_destroy(Map, map->table);
free(map);
}
void *map_get(Map *map, const char *key)
{
khiter_t k;
if ((k = kh_get(Map, map->table, key)) == kh_end(map->table)) {
return NULL;
}
return kh_val(map->table, k);
}
bool map_has(Map *map, const char *key)
{
return kh_get(Map, map->table, key) != kh_end(map->table);
}
void *map_put(Map *map, const char *key, void *value)
{
int ret;
void *rv = NULL;
khiter_t k = kh_put(Map, map->table, key, &ret);
if (!ret) {
// key present, return the current value
rv = kh_val(map->table, k);
kh_del(Map, map->table, k);
}
kh_val(map->table, k) = value;
return rv;
}
void *map_del(Map *map, const char *key)
{
void *rv = NULL;
khiter_t k;
if ((k = kh_get(Map, map->table, key)) != kh_end(map->table)) {
rv = kh_val(map->table, k);
kh_del(Map, map->table, k);
}
return rv;
}
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