{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"hir::ItemKind::TraitAlias(_,"}]}
            hir::ItemKind::TraitAlias(_, generics, supertraits) => (generics, supertraits),
            hir::ItemKind::Trait(_, _, _, _, generics, supertraits, _) => (generics, supertraits),
            _ => unreachable!(),