fix

Author: lilizoey

godot-core/src/obj/traits.rs

@@ -76,21 +76,6 @@ impl GodotClass for NoBase {
     const INIT_LEVEL: InitLevel = InitLevel::Core; // arbitrary; never read.
 }
 
-#[diagnostic::on_unimplemented(
-    message = "expected base `{Self}` found `{A}`",
-    label = "expected base `{Self}` found `{A}`"
-)]
-#[doc(hidden)]
-pub trait IsBase<T: GodotClass, A> {
-    #[doc(hidden)]
-    fn conv(b: Base<T>) -> A;
-}
-impl<T: GodotClass> IsBase<T, Base<T>> for Base<T> {
-    fn conv(b: Base<T>) -> Base<T> {
-        b
-    }
-}
-
 unsafe impl Bounds for NoBase {
     type Memory = bounds::MemManual;
     type DynMemory = bounds::MemManual;

godot-macros/src/class/derive_godot_class.rs

@@ -230,14 +230,7 @@ impl ClassAttributes {
 
 fn make_godot_init_impl(class_name: &Ident, fields: &Fields) -> TokenStream {
     let base_init = if let Some(Field { name, ty, .. }) = &fields.base_field {
-        let base_type =
-            quote_spanned! { ty.span()=> <#class_name as ::godot::obj::GodotClass>::Base };
-        let base_field_type = quote_spanned! { ty.span()=> ::godot::obj::Base<#base_type> };
-        let base = quote_spanned! { ty.span()=>
-            <#base_field_type as ::godot::obj::IsBase<#base_type, #ty>>::conv(base)
-        };
-
-        quote_spanned! { ty.span()=> #name: #base, }
+        quote_spanned! { ty.span()=> #name: base, }
     } else {
         TokenStream::new()
     };
@@ -507,7 +500,7 @@ fn parse_fields(
                     is_well_formed = false;
                     errors.push(error!(
 				        parser.span(),
-				        "The key `node` in attribute #[init] is mutually exclusive with the key `default`\n\
+				        "The key `node` in attribute #[init] is mutually exclusive with the keys `default` and `val`\n\
 				         Help: The syntax #[init(node = \"NodePath\")] is equivalent to \
 				         #[init(val = OnReady::node(\"NodePath\"))], \
 				         both aren't allowed since they would override each other"