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Thu, 14 Aug 2025 22:32:36 -0700 (PDT) From: Jesung Yang To: Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?UTF-8?q?Bj=C3=B6rn=20Roy=20Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Alexandre Courbot Cc: linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, nouveau@lists.freedesktop.org, Jesung Yang Subject: [PATCH v2 2/5] rust: macros: extend custom `quote!()` macro Date: Fri, 15 Aug 2025 05:32:12 +0000 Message-Id: <948a28f26a0e9924d82eb1d8d377e3ddc7335b24.1755235180.git.y.j3ms.n@gmail.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Extend the `quote_spanned!()` macro to support additional punctuation tokens: `->`, `<`, `>`, and `=3D=3D`. This symbols are commonly needed when dealing with functions, generic bounds, and equality comparisons. Tested-by: Alexandre Courbot Signed-off-by: Jesung Yang --- rust/macros/quote.rs | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/rust/macros/quote.rs b/rust/macros/quote.rs index 8a89f0b1e785..24764b04a07d 100644 --- a/rust/macros/quote.rs +++ b/rust/macros/quote.rs @@ -150,6 +150,36 @@ macro_rules! quote_spanned { )); quote_spanned!(@proc $v $span $($tt)*); }; + (@proc $v:ident $span:ident -> $($tt:tt)*) =3D> { + $v.push(::proc_macro::TokenTree::Punct( + ::proc_macro::Punct::new('-', ::proc_macro::Spacing::Joint) + )); + $v.push(::proc_macro::TokenTree::Punct( + ::proc_macro::Punct::new('>', ::proc_macro::Spacing::Alone) + )); + quote_spanned!(@proc $v $span $($tt)*); + }; + (@proc $v:ident $span:ident < $($tt:tt)*) =3D> { + $v.push(::proc_macro::TokenTree::Punct( + ::proc_macro::Punct::new('<', ::proc_macro::Spacing::Alone) + )); + quote_spanned!(@proc $v $span $($tt)*); + }; + (@proc $v:ident $span:ident > $($tt:tt)*) =3D> { + $v.push(::proc_macro::TokenTree::Punct( + ::proc_macro::Punct::new('>', ::proc_macro::Spacing::Alone) + )); + quote_spanned!(@proc $v $span $($tt)*); + }; + (@proc $v:ident $span:ident =3D=3D $($tt:tt)*) =3D> { + $v.push(::proc_macro::TokenTree::Punct( + ::proc_macro::Punct::new('=3D', ::proc_macro::Spacing::Joi= nt) + )); + $v.push(::proc_macro::TokenTree::Punct( + ::proc_macro::Punct::new('=3D', ::proc_macro::Spacing::Alo= ne) + )); + quote_spanned!(@proc $v $span $($tt)*); + }; (@proc $v:ident $span:ident =3D $($tt:tt)*) =3D> { $v.push(::proc_macro::TokenTree::Punct( ::proc_macro::Punct::new('=3D', ::proc_macro::Spacing::Alo= ne) --=20 2.39.5