{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"match"}]}
                match cx.tcx.get_diagnostic_name(def_id) {
                let def_id = cx.qpath_res(qpath, path_expr.hir_id).opt_def_id()?;
                    Some(sym::mem_zeroed) => return Some(InitKind::Zeroed),