{"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"GenericParent::Impl(impl_)"}]}
            GenericParent::Impl(impl_) => impl_.where_clause(),
            GenericParent::Fn(fn_) => fn_.where_clause(),
            GenericParent::Trait(trait_) => trait_.where_clause(),