From 066b4e75649833f6211481135c0a874abfed7662 Mon Sep 17 00:00:00 2001
From: luaneko <lumi@lua.re>
Date: Mon, 23 Jun 2025 09:26:16 +1000
Subject: [PATCH] Remove unused module macro

---
 crates/luaffi_impl/Cargo.toml      |  2 +-
 crates/luaffi_impl/src/lib.rs      |  8 --------
 crates/luaffi_impl/src/metatype.rs |  2 +-
 crates/luaffi_impl/src/module.rs   | 26 --------------------------
 4 files changed, 2 insertions(+), 36 deletions(-)
 delete mode 100644 crates/luaffi_impl/src/module.rs

diff --git a/crates/luaffi_impl/Cargo.toml b/crates/luaffi_impl/Cargo.toml
index f4b5234..d9c0041 100644
--- a/crates/luaffi_impl/Cargo.toml
+++ b/crates/luaffi_impl/Cargo.toml
@@ -10,4 +10,4 @@ proc-macro = true
 darling = "0.20.11"
 proc-macro2 = "1.0.95"
 quote = "1.0.40"
-syn = { version = "2.0.103", features = ["full", "visit-mut"] }
+syn = { version = "2.0.103", features = ["full"] }
diff --git a/crates/luaffi_impl/src/lib.rs b/crates/luaffi_impl/src/lib.rs
index b836404..db2e0b4 100644
--- a/crates/luaffi_impl/src/lib.rs
+++ b/crates/luaffi_impl/src/lib.rs
@@ -5,16 +5,8 @@ use syn::parse_macro_input;
 
 mod cdef;
 mod metatype;
-mod module;
 mod utils;
 
-#[proc_macro_attribute]
-pub fn module(_args: TokenStream1, input: TokenStream1) -> TokenStream1 {
-    module::transform(parse_macro_input!(input))
-        .unwrap_or_else(|err| err.into_compile_error().into_token_stream())
-        .into()
-}
-
 #[proc_macro_attribute]
 pub fn cdef(args: TokenStream1, input: TokenStream1) -> TokenStream1 {
     NestedMeta::parse_meta_list(args.into())
diff --git a/crates/luaffi_impl/src/metatype.rs b/crates/luaffi_impl/src/metatype.rs
index 1efcc16..5ea21db 100644
--- a/crates/luaffi_impl/src/metatype.rs
+++ b/crates/luaffi_impl/src/metatype.rs
@@ -343,7 +343,7 @@ fn get_lua_functions(imp: &mut ItemImpl) -> Result<Vec<LuaFunction>> {
                         FnArg::Receiver(recv) => {
                             syn_assert!(ty_name(&recv.ty)? == "Self", recv, "must be `self`");
                             syn_assert!(recv.mutability.is_none(), recv, "cannot be mut");
-                            parse_quote! { self: cdata }
+                            Pat::Type(parse_quote! { self: cdata })
                         }
                         FnArg::Typed(ty) => Pat::Type(ty.clone()),
                     })
diff --git a/crates/luaffi_impl/src/module.rs b/crates/luaffi_impl/src/module.rs
deleted file mode 100644
index 5e55d46..0000000
--- a/crates/luaffi_impl/src/module.rs
+++ /dev/null
@@ -1,26 +0,0 @@
-use crate::utils::syn_assert;
-use proc_macro2::TokenStream;
-use quote::quote;
-use syn::*;
-
-pub fn transform(func: ItemFn) -> Result<TokenStream> {
-    syn_assert!(
-        func.sig.generics.params.is_empty(),
-        func.sig.generics,
-        "cannot be generic (not yet implemented)"
-    );
-
-    // let impls = generate_impls(&mut imp)?;
-    // let mod_name = format_ident!("__metatype__{}", ty_name(&imp.self_ty)?);
-
-    Ok(quote! {
-        #func
-
-        // #[doc(hidden)]
-        // #[allow(unused, non_snake_case)]
-        // mod #mod_name {
-        //     use super::*;
-        //     #impls
-        // }
-    })
-}