Support Rust 2021 edition in macro codegen (#316)

Fix a codegen issue with hydration producing invalid syntax in Rust 2021 edition.
sycamore-rs · Dec 14, 2021 · 6572ea5 · 6572ea5
1 parent 10a9a83
commit 6572ea5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/sycamore-macro/src/view/element.rs b/packages/sycamore-macro/src/view/element.rs
@@ -157,7 +157,7 @@ impl ToTokens for Element {
                         let initial = if cfg!(feature = "experimental-hydrate") {
                             quote! {
                                 if ::std::any::Any::type_id(&__el) == ::std::any::TypeId::of::<::sycamore::HydrateNode>() {
-                                    let __el = ::std::any::Any::downcast_ref::<::sycamore::HydrateNode>(&__el).unwrap();
+                                    let __el = <dyn ::std::any::Any>::downcast_ref::<::sycamore::HydrateNode>(&__el).unwrap();
                                     let __initial = ::sycamore::utils::hydrate::web::get_next_marker(&__el.inner_element());
                                     // Do not drop the HydrateNode because it will be cast into a GenericNode.
                                     let __initial = ::std::mem::ManuallyDrop::new(__initial);