Add basic fs lib

crates/luaffi_impl/src/metatype.rs

@@ -4,7 +4,7 @@ use crate::utils::{
 use proc_macro2::TokenStream;
 use quote::{ToTokens, format_ident, quote, quote_spanned};
 use std::{collections::HashSet, fmt, iter};
-use syn::{ext::IdentExt, punctuated::Punctuated, spanned::Spanned, *};
+use syn::{ext::IdentExt, spanned::Spanned, *};
 
 pub fn transform(mut imp: ItemImpl) -> Result<TokenStream> {
     syn_assert!(