syntax_data: {"ast_node_type":"variable","tokens":[{"end":37,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:             let ty = args.type_at(0);
context_before:         } else if tcx.is_async_drop_in_place_coroutine(def_id) {
context_after:             ty::InstanceKind::AsyncDropGlue(def_id, ty)