{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"TraitItemKind::Const(..)"}]}
            TraitItemKind::Const(..) | TraitItemKind::Type(..) => ParamDefaultPolicy::Forbidden,
            // Re. GATs and GACs (generic_const_items), we're not bound by backward compatibility.
            TraitItemKind::Fn(..) => ParamDefaultPolicy::FutureCompatForbidden,