{"ast_node_type":"other","tokens":[{"end":29,"kind":"keyword","start":0,"text":"match"}]}
        match (self, other) {
    fn merge(self, other: HomogeneousAggregate) -> Result<HomogeneousAggregate, Heterogeneous> {
            (x, HomogeneousAggregate::NoData) | (HomogeneousAggregate::NoData, x) => Ok(x),