{"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"LifetimeElisionKind::for_fn_ret()"}]}
                            LifetimeElisionKind::for_fn_ret()
                            // `Fn()`-style generics are elided like functions. This is `Output` (we lower to it in hir-def).
                        } else {