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Substitution::prefix -> subst_prefix

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I probably want to get rid of this function completely later.
This commit is contained in:
Florian Diebold 2021-04-05 21:56:40 +02:00
parent 2a83645e1b
commit b67148daea
4 changed files with 15 additions and 11 deletions
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6
crates/hir_ty/src/infer/expr.rs
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@ -964,8 +964,10 @@ impl<'a> InferenceContext<'a> {
if let AssocContainerId::TraitId(trait_) = f.lookup(self.db.upcast()).container
{
// construct a TraitRef
let substs =
parameters.prefix(generics(self.db.upcast(), trait_.into()).len());
let substs = crate::subst_prefix(
&*parameters,
generics(self.db.upcast(), trait_.into()).len(),
);
self.push_obligation(
TraitRef { trait_id: to_chalk_trait_id(trait_), substitution: substs }
.cast(&Interner),