{"ast_node_type":"other","tokens":[{"end":48,"kind":"keyword","start":0,"text":"|(dbg_scope,"}]}
                        |(dbg_scope, _, span)| {
                    self.adjusted_span_and_dbg_scope(decl.source_info).map(
                            // FIXME(eddyb) is this `+ 1` needed at all?