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fix: Add missing autoborrow adjustment for index expressions

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This commit is contained in:
Lukas Wirth 2023-03-29 16:11:48 +02:00
parent bea1c71f83
commit 798990bf33
5 changed files with 104 additions and 33 deletions
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4
crates/hir-ty/src/infer/expr.rs
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@ -793,10 +793,12 @@ impl<'a> InferenceContext<'a> {
canonicalized.value,
index_trait,
);
let (self_ty, adj) = receiver_adjustments
let (self_ty, mut adj) = receiver_adjustments
.map_or((self.err_ty(), Vec::new()), |adj| {
adj.apply(&mut self.table, base_ty)
});
// mutability will be fixed up in `InferenceContext::infer_mut`;
adj.push(Adjustment::borrow(Mutability::Not, self_ty.clone()));
self.write_expr_adj(*base, adj);
if let Some(func) =
self.db.trait_data(index_trait).method_by_name(&name!(index))