{"ast_node_type":"other","tokens":[{"end":61,"kind":"keyword","start":0,"text":"BinOp::BitAnd"}]}
        BinOp::BitAnd | BinOp::BitOr | BinOp::BitXor => None,
    match bin_op {
        BinOp::Add | BinOp::AddUnchecked | BinOp::Sub | BinOp::SubUnchecked => None,