{"ast_node_type":"variable","tokens":[{"end":83,"kind":"keyword","start":0,"text":"if"}]}
                                if let Res::SelfTyAlias { alias_to, .. } = path.res
                            hir::TyKind::Path(hir::QPath::Resolved(None, path)) => {
                                    && let Some(alias_to) = alias_to.as_local()