{"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":".async_fn_trait_kind_from_def_id(trait_def_id)"}]}
                        .async_fn_trait_kind_from_def_id(trait_def_id)
                        .tcx
                        .or_else(|| self.tcx.fn_trait_kind_from_def_id(trait_def_id)),