use rustc_session::errors::report_lit_error;
use rustc_span::symbol::Symbol;
-use std::string::String;
-
pub fn expand_concat(
cx: &mut base::ExtCtxt<'_>,
sp: rustc_span::Span,
tts: TokenStream,
) -> Box<dyn base::MacResult + 'static> {
- let Some(es) = base::get_exprs_from_tts(cx, sp, tts) else {
+ let Some(es) = base::get_exprs_from_tts(cx, tts) else {
return DummyResult::any(sp);
};
let mut accumulator = String::new();