// force-host // no-prefer-dynamic #![crate_type = "proc-macro"] extern crate proc_macro; use proc_macro::TokenStream; #[proc_macro_derive(Foo)] pub fn foo(a: TokenStream) -> TokenStream { "".parse().unwrap() } #[proc_macro_derive(Bar, attributes(custom))] pub fn bar(a: TokenStream) -> TokenStream { "".parse().unwrap() }