{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"|"}]}
            | Node::ImplItem(&hir::ImplItem { kind: hir::ImplItemKind::Fn(_, body_id), .. }) => {
            Node::Item(&hir::Item { kind: hir::ItemKind::Fn { body: body_id, .. }, .. })
                let body = self.tcx.hir_body(body_id);