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cJSONUtils_MergePatch with tests from the RFC.

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Dave Gamble
2016-05-29 17:39:54 +01:00
parent 2fe50bd557
commit e79fa9472b
3 changed files with 55 additions and 0 deletions
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16
cJSON_Utils.c
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@ -343,4 +343,20 @@ static cJSON *cJSONUtils_SortList(cJSON *list)
void cJSONUtils_SortObject(cJSON *object) {object->child=cJSONUtils_SortList(object->child);}
cJSON* cJSONUtils_MergePatch(cJSON *target, cJSON *patch) {
if (!patch || patch->type != cJSON_Object) {cJSON_Delete(target);return cJSON_Duplicate(patch,1);}
if (!target || target->type != cJSON_Object) {cJSON_Delete(target);target=cJSON_CreateObject();}
patch=patch->child;
while (patch)
{
if (patch->type == cJSON_NULL) cJSON_DeleteItemFromObject(target,patch->string);
else
{
cJSON *replaceme=cJSON_DetachItemFromObject(target,patch->string);
cJSON_AddItemToObject(target,patch->string,cJSONUtils_MergePatch(replaceme,patch));
}
patch=patch->next;
}
return target;
}