Fix refs

Signed-off-by: Vasiliy Doylov <nekocwd@mainlining.org>

src/logic/config.vala

@@ -24,11 +24,11 @@ class Singularity.SingConfig : Object, Json.Serializable {
         if (property_name == "outbounds") {
             var node = Utils.serialize_object_list<Outbound.Outbound> (outbounds);
             var arr = node.get_array ();
+            var new_arr = new Json.Array ();
             arr.foreach_element ((_, __, node) => {
-                var _node = node;
-                Utils.fix_type (ref _node);
-                Utils.fix_dash (ref _node);
+                new_arr.add_element (Utils.fix_dash (Utils.fix_type (node)));
             });
+            node.set_array (new_arr);
             return node;
         }
         return default_serialize_property (property_name, value, pspec);;

src/logic/outbounds/trojan.vala

@@ -42,11 +42,10 @@ class Singularity.Outbound.Trojan : Dial, Json.Serializable {
     public override Json.Node serialize_property (string property_name, GLib.Value value, GLib.ParamSpec pspec) {
         var node = default_serialize_property (property_name, value, pspec);
         if (property_name == "transport" && transport != null) {
-            Utils.fix_type (ref node);
-            Utils.fix_dash (ref node);
+            return Utils.fix_dash (Utils.fix_type (node));
         }
         if (property_name == "tls" && tls != null) {
-            Utils.fix_dash (ref node);
+            return Utils.fix_dash (node);
         }
         return node;
     }

src/logic/outbounds/vless.vala

@@ -43,11 +43,10 @@ class Singularity.Outbound.Vless : Dial, Json.Serializable {
     public override Json.Node serialize_property (string property_name, GLib.Value value, GLib.ParamSpec pspec) {
         var node = default_serialize_property (property_name, value, pspec);
         if (property_name == "transport" && transport != null) {
-            Utils.fix_type (ref node);
-            Utils.fix_dash (ref node);
+            return Utils.fix_dash (Utils.fix_type (node));
         }
         if (property_name == "tls" && tls != null) {
-            Utils.fix_dash (ref node);
+            return Utils.fix_dash (node);
         }
         return node;
     }

src/logic/tls.vala

@@ -37,7 +37,7 @@ class Singularity.TLS : Object, Json.Serializable {
     public override Json.Node serialize_property (string property_name, GLib.Value value, GLib.ParamSpec pspec) {
         var node = default_serialize_property (property_name, value, pspec);
         if (property_name == "reality" && reality != null) {
-            Utils.fix_dash (ref node);
+            return Utils.fix_dash (node);
         }
         return node;
     }

src/logic/utils.vala

@@ -26,7 +26,7 @@ namespace Singularity.Utils {
      * Vala use `meow-meow-meow` as in json serialization, but we need to use
      * `meow_meow_meow` to make our saves compatible with SingBox configuration.
      */
-    public void fix_dash(ref Json.Node node, bool serialize = true) {
+    public Json.Node fix_dash(Json.Node node, bool serialize = true) {
         var type = node.get_value_type();
         if (type == typeof (Json.Object)) {
             var obj = node.get_object();
@@ -36,13 +36,14 @@ namespace Singularity.Utils {
                 obj.remove_member(name);
             }
         }
+        return node;
     }
 
     /*
      * In vala we can't use `type` as field name, but we need to use it
      * to make our saves compatible with SingBox configuration.
      */
-    public void fix_type(ref Json.Node node) {
+    public Json.Node fix_type(Json.Node node) {
         const string TYPE_NAME_SRC = "type-name";
         const string TYPE_NAME_DST = "type";
 
@@ -58,6 +59,7 @@ namespace Singularity.Utils {
         } else {
             warning("Object has no type to fix it");
         }
+        return node;
     }
 
     /*