Globally upgrade to syn 2.x and latest quote and proc_macro2 1x versions (#13846)

* globally upgrade quote to latest 1.0.x (1.0.26)

* globally upgrade syn to final 1.0.x version (1.0.109)

* globally upgrade proc-macro2 to 1.0.56

* upgrade to syn v2.0.13 and fix everything except NestedMeta

* fix parse nested metadata code in decl_runtime_apis.rs

* Port more stuff to syn 2.0

* Make the rest compile

* Ignore error

* update to syn 2.0.14

---------

Co-authored-by: Bastian Köcher <info@kchr.de>

substrate/client/chain-spec/derive/Cargo.toml

@@ -16,6 +16,6 @@ proc-macro = true
 
 [dependencies]
 proc-macro-crate = "1.1.3"
-proc-macro2 = "1.0.37"
-quote = "1.0.10"
-syn = "1.0.98"
+proc-macro2 = "1.0.56"
+quote = "1.0.26"
+syn = "2.0.14"

substrate/client/chain-spec/derive/src/impls.rs

@@ -35,7 +35,7 @@ pub fn extension_derive(ast: &DeriveInput) -> proc_macro::TokenStream {
 			.named
 			.iter()
 			.find_map(|f| {
-				if f.attrs.iter().any(|attr| attr.path.is_ident(ATTRIBUTE_NAME)) {
+				if f.attrs.iter().any(|attr| attr.path().is_ident(ATTRIBUTE_NAME)) {
 					let typ = &f.ty;
 					Some(quote! { #typ })
 				} else {

substrate/client/consensus/babe/src/lib.rs

@@ -556,8 +556,9 @@ fn aux_storage_cleanup<C: HeaderMetadata<Block> + HeaderBackend<Block>, Block: B
 		Ok(meta) => {
 			hashes.insert(meta.parent);
 		},
-		Err(err) =>
-			warn!(target: LOG_TARGET, "Failed to lookup metadata for block `{:?}`: {}", first, err,),
+		Err(err) => {
+			warn!(target: LOG_TARGET, "Failed to lookup metadata for block `{:?}`: {}", first, err,)
+		},
 	}
 
 	// Cleans data for finalized block's ancestors

substrate/client/db/src/pinned_blocks_cache.rs

@@ -149,8 +149,9 @@ impl<Block: BlockT> PinnedBlocksCache<Block> {
 					self.cache.len()
 				);
 			},
-			None =>
-				log::warn!(target: LOG_TARGET, "Unable to bump reference count. hash = {}", hash),
+			None => {
+				log::warn!(target: LOG_TARGET, "Unable to bump reference count. hash = {}", hash)
+			},
 		};
 	}
 

substrate/client/service/test/src/client/mod.rs

@@ -158,8 +158,9 @@ fn finality_notification_check(
 			assert_eq!(notif.hash, *finalized.last().unwrap());
 			assert_eq!(stale_heads, stale_heads_expected);
 		},
-		Err(TryRecvError::Closed) =>
-			panic!("unexpected notification result, client send channel was closed"),
+		Err(TryRecvError::Closed) => {
+			panic!("unexpected notification result, client send channel was closed")
+		},
 		Err(TryRecvError::Empty) => assert!(finalized.is_empty()),
 	}
 }

substrate/client/state-db/src/lib.rs

@@ -187,12 +187,14 @@ impl fmt::Debug for StateDbError {
 				"Incompatible pruning modes [stored: {:?}; requested: {:?}]",
 				stored, requested
 			),
-			Self::TooManySiblingBlocks { number } =>
-				write!(f, "Too many sibling blocks at #{number} inserted"),
+			Self::TooManySiblingBlocks { number } => {
+				write!(f, "Too many sibling blocks at #{number} inserted")
+			},
 			Self::BlockAlreadyExists => write!(f, "Block already exists"),
 			Self::Metadata(message) => write!(f, "Invalid metadata: {}", message),
-			Self::BlockUnavailable =>
-				write!(f, "Trying to get a block record from db while it is not commit to db yet"),
+			Self::BlockUnavailable => {
+				write!(f, "Trying to get a block record from db while it is not commit to db yet")
+			},
 			Self::BlockMissing => write!(f, "Block record is missing from the pruning window"),
 		}
 	}

substrate/client/tracing/proc-macro/Cargo.toml

@@ -16,6 +16,6 @@ proc-macro = true
 
 [dependencies]
 proc-macro-crate = "1.1.3"
-proc-macro2 = "1.0.37"
-quote = { version = "1.0.10", features = ["proc-macro"] }
-syn = { version = "1.0.98", features = ["proc-macro", "full", "extra-traits", "parsing"] }
+proc-macro2 = "1.0.56"
+quote = { version = "1.0.26", features = ["proc-macro"] }
+syn = { version = "2.0.14", features = ["proc-macro", "full", "extra-traits", "parsing"] }