Make reader classes sealed

Author: Giorgi

DuckDB.NET.Data/Internal/Reader/BooleanVectorDataReader.cs

@@ -4,7 +4,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class BooleanVectorDataReader : VectorDataReaderBase
+internal sealed class BooleanVectorDataReader : VectorDataReaderBase
 {
     internal unsafe BooleanVectorDataReader(void* dataPointer, ulong* validityMaskPointer, DuckDBType columnType, string columnName) : base(dataPointer, validityMaskPointer, columnType, columnName)
     {

DuckDB.NET.Data/Internal/Reader/DateTimeVectorDataReader.cs

@@ -4,7 +4,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class DateTimeVectorDataReader : VectorDataReaderBase
+internal sealed class DateTimeVectorDataReader : VectorDataReaderBase
 {
     private static readonly Type DateTimeType = typeof(DateTime);
     private static readonly Type DateTimeNullableType = typeof(DateTime?);

DuckDB.NET.Data/Internal/Reader/DecimalVectorDataReader.cs

@@ -5,7 +5,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class DecimalVectorDataReader : NumericVectorDataReader
+internal sealed class DecimalVectorDataReader : NumericVectorDataReader
 {
     private readonly byte scale;
     private readonly DuckDBType decimalType;

DuckDB.NET.Data/Internal/Reader/EnumVectorDataReader.cs

@@ -5,7 +5,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class EnumVectorDataReader : VectorDataReaderBase
+internal sealed class EnumVectorDataReader : VectorDataReaderBase
 {
     private readonly DuckDBType enumType;
     private readonly DuckDBLogicalType logicalType;

DuckDB.NET.Data/Internal/Reader/GuidVectorDataReader.cs

@@ -5,7 +5,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class GuidVectorDataReader : VectorDataReaderBase
+internal sealed class GuidVectorDataReader : VectorDataReaderBase
 {
     private static readonly char[] HexDigits = "0123456789abcdef".ToCharArray();
 

DuckDB.NET.Data/Internal/Reader/IntervalVectorDataReader.cs

@@ -4,7 +4,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class IntervalVectorDataReader : VectorDataReaderBase
+internal sealed class IntervalVectorDataReader : VectorDataReaderBase
 {
     private static readonly Type TimeSpanType = typeof(TimeSpan);
     private static readonly Type TimeSpanNullableType = typeof(TimeSpan?);

DuckDB.NET.Data/Internal/Reader/ListVectorDataReader.cs

@@ -6,7 +6,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class ListVectorDataReader : VectorDataReaderBase
+internal sealed class ListVectorDataReader : VectorDataReaderBase
 {
     private readonly ulong arraySize;
     private readonly VectorDataReaderBase listDataReader;

DuckDB.NET.Data/Internal/Reader/MapVectorDataReader.cs

@@ -7,7 +7,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class MapVectorDataReader : VectorDataReaderBase
+internal sealed class MapVectorDataReader : VectorDataReaderBase
 {
     private readonly VectorDataReaderBase keyReader;
     private readonly VectorDataReaderBase valueReader;

DuckDB.NET.Data/Internal/Reader/StringVectorDataReader.cs

@@ -6,7 +6,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class StringVectorDataReader : VectorDataReaderBase
+internal sealed class StringVectorDataReader : VectorDataReaderBase
 {
     internal unsafe StringVectorDataReader(void* dataPointer, ulong* validityMaskPointer, DuckDBType columnType, string columnName) : base(dataPointer, validityMaskPointer, columnType, columnName)
     {

DuckDB.NET.Data/Internal/Reader/StructVectorDataReader.cs

@@ -7,7 +7,7 @@
 
 namespace DuckDB.NET.Data.Internal.Reader;
 
-internal class StructVectorDataReader : VectorDataReaderBase
+internal sealed class StructVectorDataReader : VectorDataReaderBase
 {
     private static readonly ConcurrentDictionary<Type, TypeDetails> TypeCache = new();
     private readonly Dictionary<string, VectorDataReaderBase> structDataReaders;