{"ast_node_type":"other","tokens":[{"end":41,"kind":"keyword","start":0,"text":"Ok(ref_ty)"}]}
                    Ok(ref_ty) => ref_ty,
                return Ok(match self.maybe_recover_ref_ty_no_leading_ampersand(lt, lo, err) {
                    Err(err) => TyKind::Err(err.emit()),