public object?ConvertBack(object value, Type targetType, object parameter, _CultureInfo culture)
{
var stringValue = (string?)value;
if (string.IsNullOrWhiteSpace(stringValue))
{
return(null);
}
else
{
stringValue = ManifestUtility.ReplaceTokenWithMetadata(stringValue);
if (NuGetVersion.TryParse(stringValue, out var version))
{
return(version);
}
else
{
return(DependencyProperty.UnsetValue);
}
}
}
public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
{
var stringValue = (string)value;
if (String.IsNullOrEmpty(stringValue))
{
return(null);
}
else
{
stringValue = ManifestUtility.ReplaceTokenWithMetadata(stringValue);
if (VersionRange.TryParse(stringValue, out VersionRange versionSpec))
{
return(versionSpec);
}
else
{
return(DependencyProperty.UnsetValue);
}
}
}