{"ast_node_type":"function","tokens":[{"end":64,"kind":"keyword","start":0,"text":"fn"}]}
    fn is_param_bound(&self, param_def_id: LocalDefId) -> bool {
    /// Returns `true` if `param_def_id` matches the `lifetime` of this predicate.
        self.lifetime.kind == LifetimeKind::Param(param_def_id)