save() and try_save() take Gd<T> by-ref

Author: Bromeon

godot-core/src/tools/save_load.rs

@@ -78,17 +78,18 @@ where
 /// See [`try_save`] for more information.
 ///
 /// # Panics
-/// If the resouce cannot be saved.
+/// If the resource cannot be saved.
 ///
 /// # Example
 /// ```no_run
 /// use godot::prelude::*;
 ///
-/// save(Resource::new_gd(), "res://BaseResource.tres")
+/// let obj = Resource::new_gd();
+/// save(&obj, "res://BaseResource.tres")
 /// ```
 /// use godot::
 #[inline]
-pub fn save<T>(obj: Gd<T>, path: impl AsArg<GString>)
+pub fn save<T>(obj: &Gd<T>, path: impl AsArg<GString>)
 where
     T: Inherits<Resource>,
 {
@@ -120,12 +121,12 @@ where
 /// };
 ///
 /// let save_state = SavedGame::new_gd();
-/// let res = try_save(save_state, "user://save.tres");
+/// let res = try_save(&save_state, "user://save.tres");
 ///
 /// assert!(res.is_ok());
 /// ```
 #[inline]
-pub fn try_save<T>(obj: Gd<T>, path: impl AsArg<GString>) -> Result<(), IoError>
+pub fn try_save<T>(obj: &Gd<T>, path: impl AsArg<GString>) -> Result<(), IoError>
 where
     T: Inherits<Resource>,
 {
@@ -163,7 +164,7 @@ where
     }
 }
 
-fn save_impl<T>(obj: Gd<T>, path: &GString) -> Result<(), IoError>
+fn save_impl<T>(obj: &Gd<T>, path: &GString) -> Result<(), IoError>
 where
     T: Inherits<Resource>,
 {

itest/rust/src/engine_tests/save_load_test.rs

@@ -34,13 +34,13 @@ fn save_test() {
 
     let resource = SavedGame::new_gd();
 
-    let res = try_save(resource.clone(), FAULTY_PATH);
+    let res = try_save(&resource, FAULTY_PATH);
     assert!(res.is_err());
 
-    let res = try_save(resource.clone(), &res_path);
+    let res = try_save(&resource, &res_path);
     assert!(res.is_ok());
 
-    save(resource.clone(), &res_path);
+    save(&resource, &res_path);
 
     remove_test_file(RESOURCE_NAME);
 }
@@ -53,7 +53,7 @@ fn load_test() {
     let mut resource = SavedGame::new_gd();
     resource.bind_mut().set_level(level);
 
-    save(resource.clone(), &res_path);
+    save(&resource, &res_path);
 
     let res = try_load::<SavedGame>(FAULTY_PATH);
     assert!(res.is_err());