merge method
Implementation
@override
UICounterThemeData merge(covariant UICounterThemeData? other) {
return UICounterThemeData(
backgroundColor: other?.backgroundColor ?? backgroundColor,
foregroundColor: other?.foregroundColor ?? foregroundColor,
borderRadius: other?.borderRadius ?? borderRadius,
border: other?.border ?? border,
minusIcon: minusIcon?.merge(other?.minusIcon) ?? other?.minusIcon,
plusIcon: plusIcon?.merge(other?.plusIcon) ?? other?.plusIcon,
textStyle: other?.textStyle ?? textStyle,
zeroStyle: other?.zeroStyle ?? zeroStyle,
iconZoneSize: other?.iconZoneSize ?? iconZoneSize,
textZoneSize: other?.textZoneSize ?? textZoneSize,
);
}