{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"Tuple(&'hir"}]}
    Tuple(&'hir [FieldDef<'hir>], #[stable_hasher(ignore)] HirId, LocalDefId),
    /// E.g., `Bar(..)` as in `enum Foo { Bar(..) }`.
    /// A unit variant.