From dcb61e320f8ca7b6dec9db9560a121105ecbb78c Mon Sep 17 00:00:00 2001
From: Deadbeef <ent3rm4n@gmail.com>
Date: Sat, 8 Apr 2023 10:10:56 +0000
Subject: [PATCH] update `declare_clippy_lint` to use syn 2.0

---
 Cargo.lock                                     | 18 +++++++++---------
 .../clippy/declare_clippy_lint/Cargo.toml      |  2 +-
 .../clippy/declare_clippy_lint/src/lib.rs      |  8 ++++----
 3 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index d4fca32d750f6..0b795d2fae87b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -200,7 +200,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "serde",
- "syn 2.0.8",
+ "syn 2.0.13",
 ]
 
 [[package]]
@@ -765,7 +765,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.8",
+ "syn 2.0.13",
 ]
 
 [[package]]
@@ -1216,7 +1216,7 @@ version = "0.1.70"
 dependencies = [
  "itertools",
  "quote",
- "syn 1.0.102",
+ "syn 2.0.13",
 ]
 
 [[package]]
@@ -3908,9 +3908,9 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.53"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba466839c78239c09faf015484e5cc04860f88242cff4d03eb038f04b4699b73"
+checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
 dependencies = [
  "unicode-ident",
 ]
@@ -4994,7 +4994,7 @@ dependencies = [
  "fluent-syntax",
  "proc-macro2",
  "quote",
- "syn 2.0.8",
+ "syn 2.0.13",
  "synstructure 0.13.0",
  "unic-langid",
 ]
@@ -6110,9 +6110,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.8"
+version = "2.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcc02725fd69ab9f26eab07fad303e2497fad6fb9eba4f96c4d1687bdf704ad9"
+checksum = "4c9da457c5285ac1f936ebd076af6dac17a61cfe7826f2076b4d015cf47bc8ec"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -6139,7 +6139,7 @@ checksum = "285ba80e733fac80aa4270fbcdf83772a79b80aa35c97075320abfee4a915b06"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.8",
+ "syn 2.0.13",
  "unicode-xid",
 ]
 
diff --git a/src/tools/clippy/declare_clippy_lint/Cargo.toml b/src/tools/clippy/declare_clippy_lint/Cargo.toml
index 5c9f76dbbc600..8b8285a229cf7 100644
--- a/src/tools/clippy/declare_clippy_lint/Cargo.toml
+++ b/src/tools/clippy/declare_clippy_lint/Cargo.toml
@@ -10,7 +10,7 @@ proc-macro = true
 [dependencies]
 itertools = "0.10.1"
 quote = "1.0.21"
-syn = "1.0.100"
+syn = "2.0.13"
 
 [features]
 deny-warnings = []
diff --git a/src/tools/clippy/declare_clippy_lint/src/lib.rs b/src/tools/clippy/declare_clippy_lint/src/lib.rs
index 26210556d6526..5e1a88e75edf2 100644
--- a/src/tools/clippy/declare_clippy_lint/src/lib.rs
+++ b/src/tools/clippy/declare_clippy_lint/src/lib.rs
@@ -6,16 +6,16 @@
 use proc_macro::TokenStream;
 use quote::{format_ident, quote};
 use syn::parse::{Parse, ParseStream};
-use syn::{parse_macro_input, Attribute, Error, Ident, Lit, LitStr, Meta, Result, Token};
+use syn::{parse_macro_input, Attribute, Error, Expr, ExprLit, Ident, Lit, LitStr, Meta, Result, Token};
 
 fn parse_attr<const LEN: usize>(path: [&'static str; LEN], attr: &Attribute) -> Option<LitStr> {
-    if let Meta::NameValue(name_value) = attr.parse_meta().ok()? {
+    if let Meta::NameValue(name_value) = &attr.meta {
         let path_idents = name_value.path.segments.iter().map(|segment| &segment.ident);
 
         if itertools::equal(path_idents, path)
-            && let Lit::Str(lit) = name_value.lit
+            && let Expr::Lit(ExprLit { lit: Lit::Str(s), .. }) = &name_value.value
         {
-            return Some(lit);
+            return Some(s.clone())
         }
     }