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Don't panic on some weird code

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Chayim Refael Friedman 2025-05-06 10:54:35 +03:00
parent d7e977a8f1
commit 3b3e89240d
2 changed files with 32 additions and 0 deletions
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8
crates/hir-def/src/expr_store/lower/path.rs
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@ -232,6 +232,14 @@ pub(super) fn lower_path(
.with_borrow_mut(|map| map.extend(ast_segments.into_iter().zip(ast_segments_offset..)));
}
if let Some(last_segment_args @ Some(GenericArgs { has_self_type: true, .. })) =
generic_args.last_mut()
{
// Well-formed code cannot have `<T as Trait>` without an associated item after,
// and this causes panics in hir-ty lowering.
*last_segment_args = None;
}
let mod_path = Interned::new(ModPath::from_segments(kind, segments));
if type_anchor.is_none() && generic_args.is_empty() {
return Some(Path::BarePath(mod_path));