json.h: add checks for json->type on foreach macro

Signed-off-by: Anna (navi) Figueiredo Gomes <navi@vlhl.dev>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/json.h b/include/json.h
index 9257ff2..5245115 100644
--- a/include/json.h
+++ b/include/json.h
@@ -107,7 +107,7 @@ struct json *json_new_null(void);
 char *json_print(struct json *json);
 
 #define json_foreach(e, o) \
-	for (e = o->children->items[0]; e; e = e->next)
+	for (e = json_is_object(o) || json_is_array(o) ? o->children->items[0] : NULL; e; e = e->next)
 
 static inline bool json_is_object(struct json *json) {
 	return json && json->type == JSON_OBJECT;