Re: [PATCH v3 3/3] rust: macros: simplify Result<()> in function returns
From: Boqun Feng
Date: Mon Nov 18 2024 - 15:28:36 EST
On Mon, Nov 18, 2024 at 08:07:00PM +0530, Manas via B4 Relay wrote:
> From: Manas <manas18244@xxxxxxxxxxx>
>
> Functions foo and bar in doctests return `Result<()>` type. This type
Same nits here.
> can be simply written as `Result` as default type parameters are unit
> `()` and `Error` types. Thus keep the usage of `Result` consistent.
>
> Suggested-by: Miguel Ojeda <ojeda@xxxxxxxxxx>
> Link: https://github.com/Rust-for-Linux/linux/issues/1128
> Signed-off-by: Manas <manas18244@xxxxxxxxxxx>
Reviewed-by: Boqun Feng <boqun.feng@xxxxxxxxx>
Regards,
Boqun
> ---
> rust/macros/lib.rs | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/rust/macros/lib.rs b/rust/macros/lib.rs
> index 4ab94e44adfe3206faad159e81417ea41a35815b..463920353ca9c408f5d69e2626c13a173bae98d7 100644
> --- a/rust/macros/lib.rs
> +++ b/rust/macros/lib.rs
> @@ -144,11 +144,11 @@ pub fn module(ts: TokenStream) -> TokenStream {
> /// // Declares a `#[vtable]` trait
> /// #[vtable]
> /// pub trait Operations: Send + Sync + Sized {
> -/// fn foo(&self) -> Result<()> {
> +/// fn foo(&self) -> Result {
> /// kernel::build_error(VTABLE_DEFAULT_ERROR)
> /// }
> ///
> -/// fn bar(&self) -> Result<()> {
> +/// fn bar(&self) -> Result {
> /// kernel::build_error(VTABLE_DEFAULT_ERROR)
> /// }
> /// }
> @@ -158,7 +158,7 @@ pub fn module(ts: TokenStream) -> TokenStream {
> /// // Implements the `#[vtable]` trait
> /// #[vtable]
> /// impl Operations for Foo {
> -/// fn foo(&self) -> Result<()> {
> +/// fn foo(&self) -> Result {
> /// # Err(EINVAL)
> /// // ...
> /// }
>
> --
> 2.47.0
>
>