Impl PartialEq and Eq for DomObject (#33212)

* Impl PartialEq and Eq for DomObject

Signed-off-by: Taym <haddadi.taym@gmail.com>

* move to Eq and PartialEq to domobject_derive

Signed-off-by: Taym <haddadi.taym@gmail.com>

---------

Signed-off-by: Taym <haddadi.taym@gmail.com>

components/domobject_derive/lib.rs

@@ -57,6 +57,14 @@ fn expand_dom_object(input: syn::DeriveInput) -> proc_macro2::TokenStream {
                 self.#first_field_name.init_reflector(obj);
             }
         }
+
+        impl #impl_generics Eq for #name #ty_generics #where_clause {}
+
+        impl #impl_generics PartialEq for #name #ty_generics #where_clause {
+            fn eq(&self, other: &Self) -> bool {
+                crate::DomObject::reflector(self) == crate::DomObject::reflector(other)
+            }
+        }
     };
 
     let mut params = proc_macro2::TokenStream::new();

components/script/dom/bindings/codegen/CodegenRust.py

@@ -3056,12 +3056,6 @@ impl IDLInterface for {name} {{
         {check}
     }}
 }}
-
-impl PartialEq for {name} {{
-    fn eq(&self, other: &{name}) -> bool {{
-        self as *const {name} == other
-    }}
-}}
 """
 
 

components/script/dom/promise.rs

@@ -52,12 +52,6 @@ pub struct Promise {
     permanent_js_root: Heap<JSVal>,
 }
 
-impl PartialEq for Promise {
-    fn eq(&self, other: &Self) -> bool {
-        self.reflector == other.reflector
-    }
-}
-
 /// Private helper to enable adding new methods to `Rc<Promise>`.
 trait PromiseHelper {
     fn initialize(&self, cx: SafeJSContext);