1use proc_macro::TokenStream; 2use proc_macro2::TokenStream as TokenStream2; 3// use quote::{ format_ident, quote }; 4// use syn::{ Attribute, Expr, Item, ItemFn, ItemStruct, Meta, MetaNameValue }; 5use syn::Item; 6 7pub fn builder(_attr: TokenStream, _item: Item) -> TokenStream2 { 8 todo!() 9}