{"ast_node_type":"enum","tokens":[{"end":79,"kind":"keyword","start":0,"text":"DefKind::Ctor(CtorOf::Variant,"}]}
                DefKind::Ctor(CtorOf::Variant, _) => "enum constructor".into(),
                DefKind::Ctor(CtorOf::Struct, _) => "struct constructor".into(),
                _ => "fn item".into(),