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Use VariableKinds in Binders

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This commit is contained in:
Florian Diebold 2021-04-05 17:45:18 +02:00
parent 69714d36e6
commit ad20f00844
7 changed files with 107 additions and 84 deletions
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4
crates/hir_ty/src/infer/expr.rs
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@ -849,7 +849,7 @@ impl<'a> InferenceContext<'a> {
self.write_method_resolution(tgt_expr, func);
(ty, self.db.value_ty(func.into()), Some(generics(self.db.upcast(), func.into())))
}
None => (receiver_ty, Binders::new(0, self.err_ty()), None),
None => (receiver_ty, Binders::empty(&Interner, self.err_ty()), None),
};
let substs = self.substs_for_method_call(def_generics, generic_args, &derefed_receiver_ty);
let method_ty = method_ty.subst(&substs);
@ -951,7 +951,7 @@ impl<'a> InferenceContext<'a> {
for predicate in generic_predicates.iter() {
let (predicate, binders) =
predicate.clone().subst(parameters).into_value_and_skipped_binders();
always!(binders == 0); // quantified where clauses not yet handled
always!(binders.len(&Interner) == 0); // quantified where clauses not yet handled
self.push_obligation(predicate.cast(&Interner));
}
// add obligation for trait implementation, if this is a trait method