in src/dataViewTransform.ts [38:54]
export function createValueColumns(
values: DataViewValueColumn[] = [],
valueIdentityFields?: ISQExpr[],
source?: DataViewMetadataColumn): DataViewValueColumns {
let result = <DataViewValueColumns>values;
setGrouped(result);
if (valueIdentityFields) {
result.identityFields = valueIdentityFields;
}
if (source) {
result.source = source;
}
return result;
}