{"ast_node_type":"variable","tokens":[{"end":45,"kind":"keyword","start":0,"text":"let"}]}
        let type_params_in_descendant_paths =
    fn type_params(&self, ctx: &AssistContext<'db>) -> Vec<TypeParam> {
            self.body.descendant_paths().filter_map(|it| match ctx.sema.resolve_path(&it) {