{"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"match"}]}
        match dataful.iter().filter(|&&b| b).count() {
        let dataful: Vec<bool> = def.variants.iter().map(|v| !v.data.fields().is_empty()).collect();
            // No data, placing the discriminant check first makes codegen simpler