{"ast_node_type":"variable","tokens":[{"end":68,"kind":"keyword","start":0,"text":"let"}]}
        let hir::Node::Item(item) = self.tcx.hir_node(hir_id) else {
    fn check_doc_search_unbox(&self, meta: &MetaItemInner, hir_id: HirId) {
            self.dcx().emit_err(errors::DocSearchUnboxInvalid { span: meta.span() });