{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"Enum(Ident,"}]}
    Enum(Ident, &'hir Generics<'hir>, EnumDef<'hir>),
    /// An enum definition, e.g., `enum Foo<A, B> { C<A>, D<B> }`.
    /// A struct definition, e.g., `struct Foo<A> {x: A}`.