| use syntax::print; | |
| use syntax::tokenstream::TokenStream; | |
| use syntax_expand::base; | |
| use syntax_pos; | |
| pub fn expand_log_syntax<'cx>( | |
| _cx: &'cx mut base::ExtCtxt<'_>, | |
| sp: syntax_pos::Span, | |
| tts: TokenStream, | |
| ) -> Box<dyn base::MacResult + 'cx> { | |
| println!("{}", print::pprust::tts_to_string(tts)); | |
| // any so that `log_syntax` can be invoked as an expression and item. | |
| base::DummyResult::any_valid(sp) | |
| } |