{"ast_node_type":"impl","tokens":[{"end":48,"kind":"keyword","start":0,"text":"///"}]}
    /// Allows `impl Trait` in bindings (`let`).
    (unstable, impl_trait_in_assoc_type, "1.70.0", Some(63063)),
    (unstable, impl_trait_in_bindings, "1.64.0", Some(63065)),