pub trait DynTyExt {
// Required methods
fn principal(&self) -> Option<Binders<Binders<&TraitRef>>>;
fn principal_id(&self) -> Option<TraitId<Interner>>;
}
pub trait DynTyExt {
// Required methods
fn principal(&self) -> Option<Binders<Binders<&TraitRef>>>;
fn principal_id(&self) -> Option<TraitId<Interner>>;
}