Method BuildTypeMetaCacheEntry

csharp/src/Fory/TypeInfo.cs:698–761

(bool trackRef)

    }

    private TypeMetaCacheEntry BuildTypeMetaCacheEntry(bool trackRef)
    {
        if (!UserTypeKind.HasValue)
        {
            throw new InvalidDataException($"type meta is only available for user types, got {Type}");
        }

        if (!IsRegistered)
        {
            throw new TypeNotRegisteredException($"{Type} is not registered");
        }

        TypeId wireTypeId = TypeResolver.ResolveWireTypeId(
            UserTypeKind.Value,
            RegisterByName,
            compatible: true,
            Evolving);
        IReadOnlyList<TypeMetaFieldInfo> fields = TypeMetaFields(trackRef);
        TypeMeta typeMeta;
        if (RegisterByName)
        {
            if (!NamespaceName.HasValue || !TypeName.HasValue)
            {
                throw new InvalidDataException("missing type name metadata for name-registered type");
            }

            typeMeta = new TypeMeta(
                (uint)wireTypeId,
                null,
                NamespaceName.Value,
                TypeName.Value,
                true,
                fields);
        }
        else
        {
            if (!UserTypeId.HasValue)
            {
                throw new InvalidDataException("missing user type id metadata for id-registered type");
            }

            typeMeta = new TypeMeta(
                (uint)wireTypeId,
                UserTypeId.Value,
                MetaString.Empty('.', '_'),
                MetaString.Empty('$', '_'),
                false,
                fields);
        }

        byte[] encoded = typeMeta.Encode();
        ulong header = BinaryPrimitives.ReadUInt64LittleEndian(encoded);
        ulong headerHash = header >> TypeMetaConstants.TypeMetaHashShift;
        typeMeta = new TypeMeta(
            typeMeta.TypeId,
            typeMeta.UserTypeId,
            typeMeta.NamespaceName,
            typeMeta.TypeName,