{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"TyKind::BoundVar(_)"}]}
        TyKind::BoundVar(_) | TyKind::InferenceVar(..) => Ok(None),
        TyKind::Placeholder(idx) => Ok(Some(PointerKind::OfParam(*idx))),
        TyKind::Scalar(_)