anchor.diff:  
       idTypeBuilder idType
   
  +/// Create an IdType with the default parameters for the type parameter
   let makeIdFromType<'t> (idTypeBuilder : IdType -> IdType) =
       makeIdType typeof<'t> idTypeBuilder
positive.code: 
  open System
  
  type ClassVisibility =
      | Public
      | Internal
  
negative.code:         ProtobufnetSerializable : bool
      }
  
  /// Create an IdType with the default parameters for the targetType
  let makeIdType (targetType:Type) (idTypeBuilder : IdType -> IdType) = 
      let idType = 
          {
  