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Remove TyExt::dyn_trait_ref

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This commit is contained in:
Lukas Wirth 2021-04-06 12:40:11 +02:00
parent 9b4699a9be
commit bc993bbe85
1 changed files with 4 additions and 10 deletions
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14
crates/hir_ty/src/chalk_ext.rs
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@ -29,9 +29,6 @@ pub trait TyExt {
fn strip_references(&self) -> &Ty;
/// If this is a `dyn Trait` type, this returns the `Trait` part.
fn dyn_trait_ref(&self) -> Option<&TraitRef>;
/// If this is a `dyn Trait`, returns that trait.
fn dyn_trait(&self) -> Option<TraitId>;
@ -123,8 +120,8 @@ impl TyExt for Ty {
}
}
fn dyn_trait_ref(&self) -> Option<&TraitRef> {
match self.kind(&Interner) {
fn dyn_trait(&self) -> Option<TraitId> {
let trait_ref = match self.kind(&Interner) {
TyKind::Dyn(dyn_ty) => dyn_ty.bounds.skip_binders().interned().get(0).and_then(|b| {
match b.skip_binders() {
WhereClause::Implemented(trait_ref) => Some(trait_ref),
@ -132,11 +129,8 @@ impl TyExt for Ty {
}
}),
_ => None,
}
}
fn dyn_trait(&self) -> Option<TraitId> {
self.dyn_trait_ref().map(|it| it.trait_id).map(from_chalk_trait_id)
}?;
Some(from_chalk_trait_id(trait_ref.trait_id))
}
fn strip_references(&self) -> &Ty {