{"ast_node_type":"other","tokens":[{"end":36,"kind":"keyword","start":0,"text":"Op::Repeat"}]}
                        Op::Repeat {
                        Op::Var { kind: Some(kind), .. } => kind == MetaVarKind::Vis,
                            kind: parser::RepeatKind::ZeroOrMore | parser::RepeatKind::ZeroOrOne,