{"ast_node_type":"variable","tokens":[{"end":61,"kind":"keyword","start":0,"text":"&&"}]}
                && let Some(def_id) = of_trait.trait_def_id()
                && let hir::Impl { of_trait: Some(of_trait), .. } = impl_
                && let Some(name) = cx.tcx.get_diagnostic_name(def_id)