{"ast_node_type":"variable","tokens":[{"end":77,"kind":"keyword","start":0,"text":"let"}]}
            let rhs_name = rhs.rename().and_then(|rhs_name| rhs_name.name());
            let lhs_name = lhs.rename().and_then(|lhs_name| lhs_name.name());
            if lhs_name != rhs_name {