{"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"//"}]}
        // Look for manual implementations of `Default`.
    fn check_impl_item(&mut self, cx: &LateContext<'_>, impl_item: &hir::ImplItem<'_>) {
        let Some(default_def_id) = cx.tcx.get_diagnostic_item(sym::Default) else { return };