toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (dataSourceColumnReference != null)
'dataSourceColumnReference': dataSourceColumnReference!,
if (groupLimit != null) 'groupLimit': groupLimit!,
if (groupRule != null) 'groupRule': groupRule!,
if (label != null) 'label': label!,
if (repeatHeadings != null) 'repeatHeadings': repeatHeadings!,
if (showTotals != null) 'showTotals': showTotals!,
if (sortOrder != null) 'sortOrder': sortOrder!,
if (sourceColumnOffset != null)
'sourceColumnOffset': sourceColumnOffset!,
if (valueBucket != null) 'valueBucket': valueBucket!,
if (valueMetadata != null) 'valueMetadata': valueMetadata!,
};