{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"(tt::TokenTree::Subtree(a),"}]}
            (tt::TokenTree::Subtree(a), tt::TokenTree::Subtree(b)) => {
            (tt::TokenTree::Leaf(a), tt::TokenTree::Leaf(b)) => check_leaf_eq(a, b),
                a.delimiter.kind == b.delimiter.kind