{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"//"}]}
                    // `other_chunk` fully overwrites `self_chunk`
                | (Zeros(self_chunk_domain_size), Mixed(other_chunk_domain_size, ..)) => {
                    debug_assert_eq!(self_chunk_domain_size, other_chunk_domain_size);