Move the json entities specific functions to json_entities

src/json_entities/json_entities.c

@@ -109,3 +109,40 @@ void print_json(const jentity_t *entity, u32 indent) {
     printf("\n");
   }
 }
+
+jcoll_t *get_collection_from_entity(const jentity_t *entity) {
+  return entity->type == JENTITY_SINGLE ? entity->value.collection
+                                        : entity->pair.value.collection;
+}
+
+jentity_t *create_new_single_entity(const jval_t value, jentity_t *parent) {
+  jentity_t *entity = (jentity_t *)malloc(sizeof(jentity_t));
+
+  if (!entity) {
+    return NULL;
+  }
+
+  entity->type = JENTITY_SINGLE;
+  entity->value = value;
+  entity->parent = parent;
+  entity->next = NULL;
+
+  return entity;
+}
+
+jentity_t *create_new_pair_entity(dstr_t *key, const jval_t value,
+                                  jentity_t *parent) {
+  jentity_t *entity = (jentity_t *)malloc(sizeof(jentity_t));
+
+  if (!entity) {
+    return NULL;
+  }
+
+  entity->type = JENTITY_PAIR;
+  entity->pair.key = key;
+  entity->pair.value = value;
+  entity->parent = parent;
+  entity->next = NULL;
+
+  return entity;
+}