syntax_data: {"ast_node_type":"impl","tokens":[{"end":92,"kind":"keyword","start":0,"text":"node"}]}
source_snippet:         node => span_bug!(tcx.def_span(def_id), "impl item or item not found: {:?}", node,),
context_before:         hir::Node::ImplItem(ii) => associated_item_from_impl_item(tcx, ii),
context_after:     };