{"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"(UnOp::Not,"}]}
            (UnOp::Not, Value::UnaryOp(UnOp::Not, inner)) => return Some(*inner),
        let value = match (op, self.get(arg_index)) {
            (UnOp::Neg, Value::UnaryOp(UnOp::Neg, inner)) => return Some(*inner),