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System/Libraries/Json: Add KeyValueAsArray(), ItemValueAsArray()

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We need these two functions for Objects and Arrays, respectively, to
deal with applications that incorrectly implement the JSON API spec.
This commit is contained in:
Alec Murphy 2025-03-21 16:30:00 -04:00
parent 3468d97da9
commit 3369304fb4
1 changed files with 53 additions and 0 deletions
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53
System/Libraries/Json.HC
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@ -8,6 +8,9 @@
#define JSON_NULL 6
#define JSON_HTML 7
#define JSON_ELEMENT_IS_KEY 1
#define JSON_ELEMENT_IS_ITEM 2
#define JSON_STATE_OBJECT_OR_ARRAY 0
#define JSON_STATE_OBJECT 100
@ -1462,6 +1465,52 @@ U0 @json_dump_to_file(U8* path, @json_element* el, CTask* mem_task)
FileWrite(path, json_string, StrLen(json_string));
}
@json_array* @json_element_value_as_array(@json_element* el, CTask* mem_task, I64 key_or_item)
{
if (!el || !mem_task || !key_or_item) {
return NULL;
}
switch (el->type) {
case JSON_ARRAY:
switch (key_or_item) {
case JSON_ELEMENT_IS_ITEM:
return el(@json_item*)->value;
case JSON_ELEMENT_IS_KEY:
return el(@json_key*)->value;
default:
return NULL;
}
break;
default:
break;
}
@json_array* arr = CAlloc(sizeof(@json_array), mem_task);
arr->mem_task = mem_task;
arr->sig = JSON_SIG;
arr->type = JSON_ARRAY;
switch (key_or_item) {
case JSON_ELEMENT_IS_ITEM:
@json_append_item(arr, el(@json_item*)->value, el->type);
break;
case JSON_ELEMENT_IS_KEY:
@json_append_item(arr, el(@json_key*)->value, el->type);
break;
default:
break;
}
return @json_create_callable_array(arr);
}
@json_array* @json_item_value_as_array(@json_item* item, CTask* mem_task)
{
return @json_element_value_as_array(item, mem_task, JSON_ELEMENT_IS_ITEM);
}
@json_array* @json_key_value_as_array(@json_key* key, CTask* mem_task)
{
return @json_element_value_as_array(key, mem_task, JSON_ELEMENT_IS_KEY);
}
@json_element* @json_clone(@json_element* el, CTask* mem_task)
{
if (!el || !mem_task) {
@ -1480,6 +1529,8 @@ class @json
@json_array* (*CreateArray)(CTask* mem_task);
@json_object* (*CreateObject)(CTask* mem_task);
U0 (*DumpToFile)(U8* path, @json_element* el, CTask* mem_task);
@json_array* (*KeyValueAsArray)(@json_key* key, CTask* mem_task);
@json_array* (*ItemValueAsArray)(@json_item* item, CTask* mem_task);
@json_element* (*Parse)(U8* str, CTask* mem_task);
U64 (*ParseFile)(U8* path, CTask* mem_task);
U8* (*Stringify)(@json_element* el, CTask* mem_task);
@ -1490,6 +1541,8 @@ Json.Clone = &@json_clone;
Json.CreateArray = &@json_create_array;
Json.CreateObject = &@json_create_object;
Json.DumpToFile = &@json_dump_to_file;
Json.ItemValueAsArray = &@json_item_value_as_array;
Json.KeyValueAsArray = &@json_key_value_as_array;
Json.Parse = &@json_parse;
Json.ParseFile = &@json_parse_file;
Json.Stringify = &@json_stringify;