diff options
Diffstat (limited to 'mingling_core/src/program.rs')
| -rw-r--r-- | mingling_core/src/program.rs | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/mingling_core/src/program.rs b/mingling_core/src/program.rs index 1f234af..b13a879 100644 --- a/mingling_core/src/program.rs +++ b/mingling_core/src/program.rs @@ -93,7 +93,9 @@ macro_rules! __dispatch_program_renderers { match any.type_id { $( id if id == std::any::TypeId::of::<$prev_ty>() => { - let value = any.downcast::<$prev_ty>().unwrap(); + // SAFETY: The `type_id` check ensures that `any` contains a value of type `$chain_prev`, + // so downcasting to `$chain_prev` is safe. + let value = unsafe { any.downcast::<$prev_ty>().unwrap_unchecked() }; <$render_ty as mingling::Renderer>::render(value, r); } )* @@ -115,7 +117,9 @@ macro_rules! __dispatch_program_chains { match any.type_id { $( id if id == std::any::TypeId::of::<$chain_prev>() => { - let value = any.downcast::<$chain_prev>().unwrap(); + // SAFETY: The `type_id` check ensures that `any` contains a value of type `$chain_prev`, + // so downcasting to `$chain_prev` is safe. + let value = unsafe { any.downcast::<$chain_prev>().unwrap_unchecked() }; let fut = async { <$chain_ty as mingling::Chain>::proc(value).await }; Box::pin(fut) } |