{"ast_node_type":"other","tokens":[{"end":80,"kind":"keyword","start":0,"text":"ty::PredicateKind::Clause(ty::ClauseKind::Projection(pred))"}]}
                ty::PredicateKind::Clause(ty::ClauseKind::Projection(pred)) => {
            match bound_predicate.skip_binder() {
                    // `<Foo as Iterator>::Item = String`.