fix: segfalt in json_get_object_item

package/c/hmpl/main.c

@@ -3,7 +3,6 @@
 #include <string.h>
 #include <unistd.h>
 #include "chectic.h"
-#include "cjson/cJSON.h"
 #include "hmpl.h"
 
 int main(int argc, char *argv[]) {
@@ -11,14 +10,12 @@ int main(int argc, char *argv[]) {
   raise_info("start");
 
   Arena arena = arena_init(1024 * 1024);
-  Arena arena_for_jsons = arena_init(1024 * 1024);
-  init_cjson_with_arenas(&arena_for_jsons);
 
   raise_info("read the arguments");
   char *text = NULL;
 
   const char *json_input = (argc > 1 ? argv[1] : "{}");
-  cJSON *context = cJSON_Parse(json_input);
+  Json *context = json_parse(&arena, &json_input);
 
   if (!context) {
       fprintf(stderr, "Error parsing JSON\n");
@@ -33,7 +30,6 @@ int main(int argc, char *argv[]) {
     ssize_t len = getdelim(&heap_text, &size, '\0', stdin);
     if (len < 0) {
       perror("read stdin");
-      cJSON_Delete(context);
       return 1;
     }
     text = arena_strdup(&arena, heap_text);
@@ -46,6 +42,5 @@ int main(int argc, char *argv[]) {
   printf("%s", text);
 
   arena_free(&arena);
-  cJSON_Delete(context);
   return 0;
 }