Update tl-proto-proc to syn2

Cargo.toml

@@ -3,7 +3,7 @@ name = "tl-proto"
 description = "A collection of traits for working with TL serialization/deserialization"
 authors = ["Ivan Kalinin <i.kalinin@dexpa.io>"]
 repository = "https://github.com/broxus/tl-proto"
-version = "0.4.2"
+version = "0.4.3"
 edition = "2021"
 include = ["src/**/*.rs", "README.md"]
 license = "MIT"
@@ -18,7 +18,7 @@ sha2 = { version = "0.10", optional = true }
 smallvec = { version = "1.7", features = ["union", "const_generics"] }
 thiserror = "1.0"
 
-tl-proto-proc = { version = "=0.4.1", path = "proc", optional = true }
+tl-proto-proc = { version = "=0.4.3", path = "proc", optional = true }
 
 [features]
 default = ["derive", "bytes", "hash"]

proc/Cargo.toml

@@ -3,7 +3,7 @@ name = "tl-proto-proc"
 description = "A collection of traits for working with TL serialization/deserialization"
 authors = ["Ivan Kalinin <i.kalinin@dexpa.io>"]
 repository = "https://github.com/broxus/tl-proto"
-version = "0.4.1"
+version = "0.4.3"
 edition = "2021"
 include = ["src/**/*.rs", "../README.md"]
 license = "MIT"
@@ -15,5 +15,5 @@ proc-macro = true
 proc-macro2 = "1.0"
 quote = "1.0"
 rustc-hash = "1.1.0"
-syn = { version = "1.0", features = ["visit"] }
+syn = { version = "2.0", features = ["visit"] }
 tl-scheme = { version = "0.2.0", path = "../scheme" }

proc/src/id.rs

@@ -3,12 +3,21 @@ use proc_macro2::TokenStream;
 use super::internals::{attr, ctxt};
 use super::scheme_loader;
 
-pub fn impl_id(
-    input: &TokenStream,
-    meta: &[syn::NestedMeta],
-) -> Result<TokenStream, Vec<syn::Error>> {
+pub struct IdMacroInput(Vec<attr::LegacyMeta>);
+
+impl syn::parse::Parse for IdMacroInput {
+    fn parse(input: syn::parse::ParseStream) -> syn::Result<Self> {
+        let items =
+            syn::punctuated::Punctuated::<attr::LegacyMeta, syn::Token!(,)>::parse_terminated(
+                input,
+            )?;
+        Ok(Self(items.into_iter().collect()))
+    }
+}
+
+pub fn impl_id(input: &TokenStream, meta: &IdMacroInput) -> Result<TokenStream, Vec<syn::Error>> {
     let cx = ctxt::Ctxt::new();
-    let id = match attr::IdMacro::from_ast(&cx, input, meta)
+    let id = match attr::IdMacro::from_ast(&cx, input, &meta.0)
         .and_then(|attrs| scheme_loader::compute_tl_id(&cx, attrs.id, &attrs.scheme))
     {
         Some(attrs) => attrs,