// force-host // no-prefer-dynamic #![feature(proc_macro_quote)] #![crate_type = "proc-macro"] extern crate proc_macro; use proc_macro::{TokenStream, quote}; #[proc_macro] pub fn make_it(input: TokenStream) -> TokenStream { // `quote!` applies def-site hygiene quote! { trait Foo { fn my_fn(&self) {} } impl Foo for T {} "a".my_fn(); } }