JSON Node get

JsonNode* json_node_get (JsonNode* node, GValue* value) {
    g_return_val_if_fail (node != NULL, NULL);
    g_return_val_if_fail (val != NULL, NULL);
    GType type = G_VALUE_TYPE (val);
    JsonNode* result = NULL;
    JsonNodeType jtype = json_node_get_node_type (node);
    if (jtype == JSON_NODE_OBJECT && type == G_TYPE_STRING) {
        const gchar* key = g_value_get_string (value);
        JsonObject* object = json_node_get_object (node);
        result = json_object_get_member (object, key);
    }
    if (jtype == JSON_NODE_ARRAY && (type == G_TYPE_INT || type == G_TYPE_UINT)) {
        guint index = 0;
        if (type == G_TYPE_INT)
            index = (guint)g_value_get_int (value);
        else
            index = g_value_get_uint (value);
        JsonArray* array = json_node_get_array (node);
        result = json_array_get_element (array, index);
    }
    return NULL;
}