Fix '#[async_bound]' for fns with no return type.

2024-01-30 20:35:21 -08:00 · 2024-01-30 20:35:21 -08:00 · 53c5166b6c
parent fde9cde8d7
commit 53c5166b6c
1 changed files with 3 additions and 1 deletions
--- a/core/codegen/src/attribute/async_bound/mod.rs
+++ b/core/codegen/src/attribute/async_bound/mod.rs
@ -37,7 +37,9 @@ fn _async_bound(
        ReturnType::Type(arrow, ty) => parse_quote_spanned!(ty.span() =>
            #arrow impl ::core::future::Future<Output = #ty> + #bounds
        ),
-        default@ReturnType::Default => default
+        default@ReturnType::Default => parse_quote_spanned!(default.span() =>
+            -> impl ::core::future::Future<Output = ()> + #bounds
+        ),
    };

    Ok(quote! {