{"ast_node_type":"variable","tokens":[{"end":57,"kind":"keyword","start":0,"text":"let"}]}
        let item_kind = match self.tcx.hir_node(hir_id) {
    fn check_doc_fake_variadic(&self, meta: &MetaItemInner, hir_id: HirId) {
            hir::Node::Item(item) => Some(&item.kind),