use super::InferCtxtPrivExt;
use crate::infer::InferCtxtExt as _;
use crate::traits::query::evaluate_obligation::InferCtxtExt as _;
-use rustc_middle::ty::print::with_no_trimmed_paths;
+use rustc_middle::ty::print::{with_forced_trimmed_paths, with_no_trimmed_paths};
#[derive(Debug)]
pub enum GeneratorInteriorOrUpvar {
obligated_types: &mut Vec<Ty<'tcx>>,
seen_requirements: &mut FxHashSet<DefId>,
) where
- T: fmt::Display + ToPredicate<'tcx, T>;
+ T: fmt::Display + ToPredicate<'tcx>;
/// Suggest to await before try: future? => future.await?
fn suggest_await_before_try(
obligated_types: &mut Vec<Ty<'tcx>>,
seen_requirements: &mut FxHashSet<DefId>,
) where
- T: fmt::Display,
+ T: fmt::Display + ToPredicate<'tcx>,
{
let tcx = self.tcx;
match *cause_code {
ObligationCauseCode::BindingObligation(item_def_id, span)
| ObligationCauseCode::ExprBindingObligation(item_def_id, span, ..) => {
let item_name = tcx.def_path_str(item_def_id);
+ let short_item_name = with_forced_trimmed_paths!(tcx.def_path_str(item_def_id));
let mut multispan = MultiSpan::from(span);
+ let sm = tcx.sess.source_map();
if let Some(ident) = tcx.opt_item_ident(item_def_id) {
- let sm = tcx.sess.source_map();
let same_line =
match (sm.lookup_line(ident.span.hi()), sm.lookup_line(span.lo())) {
(Ok(l), Ok(r)) => l.line == r.line,
_ => true,
};
- if !ident.span.is_dummy() && !ident.span.overlaps(span) && !same_line {
+ if ident.span.is_visible(sm) && !ident.span.overlaps(span) && !same_line {
multispan.push_span_label(ident.span, "required by a bound in this");
}
}
- let descr = format!("required by a bound in `{}`", item_name);
- if !span.is_dummy() {
- let msg = format!("required by this bound in `{}`", item_name);
+ let descr = format!("required by a bound in `{item_name}`");
+ if span.is_visible(sm) {
+ let msg = format!("required by this bound in `{short_item_name}`");
multispan.push_span_label(span, msg);
err.span_note(multispan, &descr);
} else {