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Record method call substs and use them in call info

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This commit is contained in:
Florian Diebold 2021-05-23 16:59:23 +02:00
parent 96e5412f88
commit 4a6cdd776d
9 changed files with 125 additions and 45 deletions
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12
crates/hir_ty/src/diagnostics/expr.rs
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@ -181,7 +181,7 @@ impl<'a, 'b> ExprValidator<'a, 'b> {
for (id, expr) in body.exprs.iter() {
if let Expr::MethodCall { receiver, .. } = expr {
let function_id = match self.infer.method_resolution(id) {
Some(id) => id,
Some((id, _)) => id,
None => continue,
};
@ -239,15 +239,11 @@ impl<'a, 'b> ExprValidator<'a, 'b> {
return;
}
// FIXME: note that we erase information about substs here. This
// is not right, but, luckily, doesn't matter as we care only
// about the number of params
let callee = match self.infer.method_resolution(call_id) {
Some(callee) => callee,
let (callee, subst) = match self.infer.method_resolution(call_id) {
Some(it) => it,
None => return,
};
let sig =
db.callable_item_signature(callee.into()).into_value_and_skipped_binders().0;
let sig = db.callable_item_signature(callee.into()).substitute(&Interner, &subst);
(sig, args)
}