{"ast_node_type":"other","tokens":[{"end":69,"kind":"keyword","start":0,"text":"Variant::Struct(it)"}]}
            Variant::Struct(it) => visible_fields(ctx, &fields, it)?,
        let (visible_fields, fields_omitted) = match self {
            Variant::EnumVariant(it) => visible_fields(ctx, &fields, it)?,