{"ast_node_type":"other","tokens":[{"end":84,"kind":"keyword","start":0,"text":"ast::Item::Impl(impl_)"}]}
                    ast::Item::Impl(impl_) => list.push(GenericParent::Impl(impl_)),
                match parent_parent {
                    ast::Item::Trait(trait_) => list.push(GenericParent::Trait(trait_)),