public override void WriteTo(pb::ICodedOutputStream output)
{
CalcSerializedSize();
string[] field_names = _upRevisionFieldNames;
if (hasValue)
{
output.WriteEnum(1, field_names[0], (int)Value, Value);
}
if (values_.Count > 0)
{
output.WriteEnumArray(2, field_names[1], values_);
}
UnknownFields.WriteTo(output);
}