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Error message for ambiguous RTN from super bounds

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This commit is contained in:
Michael Goulet 2023-05-03 21:09:50 +00:00
parent fef2f5b815
commit 76802e31a1
6 changed files with 84 additions and 3 deletions
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12
compiler/rustc_hir_analysis/src/astconv/mod.rs
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@ -2083,8 +2083,16 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
}
};
if let Some(_conflicting_candidate) = matching_candidates.next() {
todo!()
if let Some(conflicting_candidate) = matching_candidates.next() {
return Err(self.tcx().sess.emit_err(
crate::errors::ReturnTypeNotationConflictingBound {
span,
ty_name: ty_name.to_string(),
assoc_name: assoc_name.name,
first_bound: candidate.print_only_trait_path(),
second_bound: conflicting_candidate.print_only_trait_path(),
},
));
}
Ok(candidate)