{"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"MatchedSeq(_)"}]}
                            MatchedSeq(_) => unimplemented!(),
                            // FIXME(c410-f3r) Nested repetitions are unimplemented
                            MatchedSingle(pnr) => extract_symbol_from_pnr(dcx, pnr, ident.span)?,