merge method
Implementation
StreamSheetHeaderThemeData merge(StreamSheetHeaderThemeData? other) {
final _this = (this as StreamSheetHeaderThemeData);
if (other == null || identical(_this, other)) {
return _this;
}
if (!other.canMerge) {
return other;
}
return copyWith(style: _this.style?.merge(other.style) ?? other.style);
}