{"ast_node_type":"other","tokens":[{"end":133,"kind":"keyword","start":0,"text":"Iterator,"}]}
    Iterator,                sym::iterator,            iterator,                   Target::Trait,           GenericRequirement::None;
    IteratorNext,            sym::next,                next_fn,                    Target::Method(MethodKind::Trait { body: false}), GenericRequirement::None;