test/unpretty/proc_macro_consumer.rs - third_party/github/bazelbuild/rules_rust - Git at Google

 use proc_macro::make_answer;

 make_answer!();

 #[test]
 fn test_answer_macro() {
     println!("{}", answer());
 }
	use proc_macro::make_answer;

	make_answer!();

	#[test]
	fn test_answer_macro() {
	println!("{}", answer());
	}