Seal internal types in Microsoft.PowerShell.Commands.Utility (#25892)

xtqqczze · web-flow · commit 5b72eb520087 · 2025-08-25T10:22:20.000+05:00
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertTo-Html.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ConvertTo-Html.cs
@@ -321,7 +321,7 @@ internal static class ConvertHTMLParameterDefinitionKeys
         /// <summary>
         /// This allows for @{e='foo';label='bar';alignment='center';width='20'}.
         /// </summary>
-        internal class ConvertHTMLExpressionParameterDefinition : CommandParameterDefinition
+        internal sealed class ConvertHTMLExpressionParameterDefinition : CommandParameterDefinition
         {
             protected override void SetEntries()
             {
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Csv.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Csv.cs
@@ -8,7 +8,7 @@ namespace Microsoft.PowerShell.Commands
     /// <summary>
     /// This class is used to parse CSV text.
     /// </summary>
-    internal class CSVHelper
+    internal sealed class CSVHelper
     {
         internal CSVHelper(char delimiter)
         {
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CsvCommands.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CsvCommands.cs
@@ -885,7 +885,7 @@ protected override void ProcessRecord()
     /// <summary>
     /// Helper class for Export-Csv and ConvertTo-Csv.
     /// </summary>
-    internal class ExportCsvHelper : IDisposable
+    internal sealed class ExportCsvHelper : IDisposable
     {
         private readonly char _delimiter;
         private readonly BaseCsvWritingCommand.QuoteKind _quoteKind;
@@ -1224,7 +1224,7 @@ public void Dispose()
     /// <summary>
     /// Helper class to import single CSV file.
     /// </summary>
-    internal class ImportCsvHelper
+    internal sealed class ImportCsvHelper
     {
         #region constructor
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CustomSerialization.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/CustomSerialization.cs
@@ -14,7 +14,7 @@ namespace System.Management.Automation
     /// <summary>
     /// This class provides functionality for serializing a PSObject.
     /// </summary>
-    internal class CustomSerialization
+    internal sealed class CustomSerialization
     {
         #region constructor
         /// <summary>
@@ -179,8 +179,7 @@ internal void Stop()
     /// <summary>
     /// This internal helper class provides methods for serializing mshObject.
     /// </summary>
-    internal class
-    CustomInternalSerializer
+    internal sealed class CustomInternalSerializer
     {
         #region constructor
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/ExpressionColumnInfo.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/ExpressionColumnInfo.cs
@@ -6,7 +6,7 @@
 
 namespace Microsoft.PowerShell.Commands
 {
-    internal class ExpressionColumnInfo : ColumnInfo
+    internal sealed class ExpressionColumnInfo : ColumnInfo
     {
         private readonly PSPropertyExpression _expression;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/HeaderInfo.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/HeaderInfo.cs
@@ -7,7 +7,7 @@
 
 namespace Microsoft.PowerShell.Commands
 {
-    internal class HeaderInfo
+    internal sealed class HeaderInfo
     {
         private readonly List<ColumnInfo> _columns = new();
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/OriginalColumnInfo.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/OriginalColumnInfo.cs
@@ -9,7 +9,7 @@
 
 namespace Microsoft.PowerShell.Commands
 {
-    internal class OriginalColumnInfo : ColumnInfo
+    internal sealed class OriginalColumnInfo : ColumnInfo
     {
         private readonly string _liveObjectPropertyName;
         private readonly OutGridViewCommand _parentCmdlet;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/OutGridViewCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/OutGridViewCommand.cs
@@ -323,7 +323,7 @@ internal static GridHeader ConstructGridHeader(PSObject input, OutGridViewComman
             internal abstract void ProcessInputObject(PSObject input);
         }
 
-        internal class ScalarTypeHeader : GridHeader
+        internal sealed class ScalarTypeHeader : GridHeader
         {
             private readonly Type _originalScalarType;
 
@@ -349,7 +349,7 @@ internal override void ProcessInputObject(PSObject input)
             }
         }
 
-        internal class NonscalarTypeHeader : GridHeader
+        internal sealed class NonscalarTypeHeader : GridHeader
         {
             private readonly AppliesTo _appliesTo = null;
 
@@ -453,7 +453,7 @@ internal override void ProcessInputObject(PSObject input)
             }
         }
 
-        internal class HeteroTypeHeader : GridHeader
+        internal sealed class HeteroTypeHeader : GridHeader
         {
             internal HeteroTypeHeader(OutGridViewCommand parentCmd, PSObject input) : base(parentCmd)
             {
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/OutWindowProxy.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/OutWindowProxy.cs
@@ -13,7 +13,7 @@
 
 namespace Microsoft.PowerShell.Commands
 {
-    internal class OutWindowProxy : IDisposable
+    internal sealed class OutWindowProxy : IDisposable
     {
         private const string OutGridViewWindowClassName = "Microsoft.Management.UI.Internal.OutGridViewWindow";
         private const string OriginalTypePropertyName = "OriginalType";
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/ScalarTypeColumnInfo.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/ScalarTypeColumnInfo.cs
@@ -6,7 +6,7 @@
 
 namespace Microsoft.PowerShell.Commands
 {
-    internal class ScalarTypeColumnInfo : ColumnInfo
+    internal sealed class ScalarTypeColumnInfo : ColumnInfo
     {
         private readonly Type _type;
 
@@ -29,7 +29,7 @@ internal override object GetValue(PSObject liveObject)
         }
     }
 
-    internal class TypeNameColumnInfo : ColumnInfo
+    internal sealed class TypeNameColumnInfo : ColumnInfo
     {
         internal TypeNameColumnInfo(string staleObjectPropertyName, string displayName)
             : base(staleObjectPropertyName, displayName)
@@ -43,7 +43,7 @@ internal override object GetValue(PSObject liveObject)
         }
     }
 
-    internal class ToStringColumnInfo : ColumnInfo
+    internal sealed class ToStringColumnInfo : ColumnInfo
     {
         private readonly OutGridViewCommand _parentCmdlet;
 
@@ -60,7 +60,7 @@ internal override object GetValue(PSObject liveObject)
         }
     }
 
-    internal class IndexColumnInfo : ColumnInfo
+    internal sealed class IndexColumnInfo : ColumnInfo
     {
         private int _index = 0;
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/TableView.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/FormatAndOutput/OutGridView/TableView.cs
@@ -12,7 +12,7 @@
 
 namespace Microsoft.PowerShell.Commands
 {
-    internal class TableView
+    internal sealed class TableView
     {
         private PSPropertyExpressionFactory _expressionFactory;
         private TypeInfoDataBase _typeInfoDatabase;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetRandomCommandBase.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/GetRandomCommandBase.cs
@@ -561,7 +561,7 @@ protected override void EndProcessing()
     /// methods using the NextBytes() primitive based on the CLR implementation:
     ///     https://referencesource.microsoft.com/#mscorlib/system/random.cs.
     /// </summary>
-    internal class PolymorphicRandomNumberGenerator
+    internal sealed class PolymorphicRandomNumberGenerator
     {
         /// <summary>
         /// Initializes a new instance of the <see cref="PolymorphicRandomNumberGenerator"/> class.
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ImplicitRemotingCommands.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ImplicitRemotingCommands.cs
@@ -1916,7 +1916,7 @@ internal List<string> GenerateProxyModule(
         #endregion
     }
 
-    internal class ImplicitRemotingCodeGenerator
+    internal sealed class ImplicitRemotingCodeGenerator
     {
         internal static readonly Version VersionOfScriptWriter = new(1, 0);
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/JsonSchemaReferenceResolutionException.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/JsonSchemaReferenceResolutionException.cs
@@ -11,7 +11,7 @@ namespace Microsoft.PowerShell.Commands;
 /// Thrown during evaluation of <see cref="TestJsonCommand"/> when an attempt
 /// to resolve a <code>$ref</code> or <code>$dynamicRef</code> fails.
 /// </summary>
-internal class JsonSchemaReferenceResolutionException : Exception
+internal sealed class JsonSchemaReferenceResolutionException : Exception
 {
     /// <summary>
     /// Initializes a new instance of the <see cref="JsonSchemaReferenceResolutionException"/> class.
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ObjectCommandComparer.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ObjectCommandComparer.cs
@@ -19,7 +19,7 @@ namespace Microsoft.PowerShell.Commands
     /// isExistingProperty is needed to distinguish whether a property exists and its value is null or
     /// the property does not exist at all.
     /// </summary>
-    internal class ObjectCommandPropertyValue
+    internal sealed class ObjectCommandPropertyValue
     {
         private ObjectCommandPropertyValue() { }
 
@@ -136,7 +136,7 @@ public override int GetHashCode()
     /// <summary>
     /// ObjectCommandComparer class.
     /// </summary>
-    internal class ObjectCommandComparer : IComparer
+    internal sealed class ObjectCommandComparer : IComparer
     {
         /// <summary>
         /// Initializes a new instance of the <see cref="ObjectCommandComparer"/> class.
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/OrderObjectBase.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/OrderObjectBase.cs
@@ -24,7 +24,7 @@ internal static class SortObjectParameterDefinitionKeys
 
     /// <summary>
     /// </summary>
-    internal class SortObjectExpressionParameterDefinition : CommandParameterDefinition
+    internal sealed class SortObjectExpressionParameterDefinition : CommandParameterDefinition
     {
         protected override void SetEntries()
         {
@@ -36,7 +36,7 @@ protected override void SetEntries()
 
     /// <summary>
     /// </summary>
-    internal class GroupObjectExpressionParameterDefinition : CommandParameterDefinition
+    internal sealed class GroupObjectExpressionParameterDefinition : CommandParameterDefinition
     {
         protected override void SetEntries()
         {
@@ -630,7 +630,7 @@ internal sealed class OrderByPropertyEntry
         internal bool comparable = false;
     }
 
-    internal class OrderByPropertyComparer : IComparer<OrderByPropertyEntry>
+    internal sealed class OrderByPropertyComparer : IComparer<OrderByPropertyEntry>
     {
         internal OrderByPropertyComparer(bool[] ascending, CultureInfo cultureInfo, bool caseSensitive)
         {
@@ -699,7 +699,7 @@ internal static OrderByPropertyComparer CreateComparer(List<OrderByPropertyEntry
         private readonly ObjectCommandComparer[] _propertyComparers = null;
     }
 
-    internal class IndexedOrderByPropertyComparer : IComparer<OrderByPropertyEntry>
+    internal sealed class IndexedOrderByPropertyComparer : IComparer<OrderByPropertyEntry>
     {
         internal IndexedOrderByPropertyComparer(OrderByPropertyComparer orderByPropertyComparer)
         {
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Select-Object.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/Select-Object.cs
@@ -53,7 +53,7 @@ internal bool IsMatch(PSPropertyExpression expression)
         private readonly WildcardPattern[] _wildcardPatterns;
     }
 
-    internal class SelectObjectExpressionParameterDefinition : CommandParameterDefinition
+    internal sealed class SelectObjectExpressionParameterDefinition : CommandParameterDefinition
     {
         protected override void SetEntries()
         {
@@ -866,7 +866,7 @@ protected override void EndProcessing()
     [SuppressMessage("Microsoft.Usage", "CA2237:MarkISerializableTypesWithSerializable", Justification = "This exception is internal and never thrown by any public API")]
     [SuppressMessage("Microsoft.Design", "CA1032:ImplementStandardExceptionConstructors", Justification = "This exception is internal and never thrown by any public API")]
     [SuppressMessage("Microsoft.Design", "CA1064:ExceptionsShouldBePublic", Justification = "This exception is internal and never thrown by any public API")]
-    internal class SelectObjectException : SystemException
+    internal sealed class SelectObjectException : SystemException
     {
         internal ErrorRecord ErrorRecord { get; }
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ShowCommand/ShowCommandProxy.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/ShowCommand/ShowCommandProxy.cs
@@ -16,7 +16,7 @@ namespace Microsoft.PowerShell.Commands
     /// Help show-command create WPF object and invoke WPF windows with the
     /// Microsoft.PowerShell.Commands.ShowCommandInternal.ShowCommandHelperhelp type defined in Microsoft.PowerShell.GraphicalHost.dll.
     /// </summary>
-    internal class ShowCommandProxy
+    internal sealed class ShowCommandProxy
     {
         private const string ShowCommandHelperName = "Microsoft.PowerShell.Commands.ShowCommandInternal.ShowCommandHelper";
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/InvokeRestMethodCommand.Common.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/Common/InvokeRestMethodCommand.Common.cs
@@ -354,7 +354,7 @@ public enum RestReturnType
             Xml,
         }
 
-        internal class BufferingStreamReader : Stream
+        internal sealed class BufferingStreamReader : Stream
         {
             internal BufferingStreamReader(Stream baseStream, TimeSpan perReadTimeout, CancellationToken cancellationToken)
             {
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/CoreCLR/WebProxy.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/CoreCLR/WebProxy.cs
@@ -8,7 +8,7 @@
 
 namespace Microsoft.PowerShell.Commands
 {
-    internal class WebProxy : IWebProxy, IEquatable<WebProxy>
+    internal sealed class WebProxy : IWebProxy, IEquatable<WebProxy>
     {
         private ICredentials? _credentials;
         private readonly Uri _proxyAddress;
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/StreamHelper.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/WebCmdlet/StreamHelper.cs
@@ -22,7 +22,7 @@ namespace Microsoft.PowerShell.Commands
     /// this class as a wrapper to MemoryStream to lazily initialize. Otherwise, the
     /// content will unnecessarily be read even if there are no consumers for it.
     /// </summary>
-    internal class WebResponseContentMemoryStream : MemoryStream
+    internal sealed class WebResponseContentMemoryStream : MemoryStream
     {
         #region Data
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/XmlCommands.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/XmlCommands.cs
@@ -715,7 +715,7 @@ protected override void ProcessRecord()
     /// <summary>
     /// Helper class to import single XML file.
     /// </summary>
-    internal class ImportXmlHelper : IDisposable
+    internal sealed class ImportXmlHelper : IDisposable
     {
         #region constructor
 
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/MshHostTraceListener.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/MshHostTraceListener.cs
@@ -17,7 +17,7 @@ namespace Microsoft.PowerShell.Commands
     /// This trace listener cannot be specified in the app.config file.
     /// It must be added through the add-tracelistener cmdlet.
     /// </remarks>
-    internal class PSHostTraceListener
+    internal sealed class PSHostTraceListener
         : System.Diagnostics.TraceListener
     {
         #region TraceListener constructors and disposer
diff --git a/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceExpressionCommand.cs b/src/Microsoft.PowerShell.Commands.Utility/commands/utility/trace/TraceExpressionCommand.cs
@@ -323,7 +323,7 @@ public void Dispose()
     /// cmdlet.  It gets attached to the sub-pipelines success or error pipeline and redirects
     /// all objects written to these pipelines to trace-command pipeline.
     /// </summary>
-    internal class TracePipelineWriter : PipelineWriter
+    internal sealed class TracePipelineWriter : PipelineWriter
     {
         internal TracePipelineWriter(
             TraceListenerCommandBase cmdlet,

Original file line number	Diff line number	Diff line change
`@@ -321,7 +321,7 @@ internal static class ConvertHTMLParameterDefinitionKeys`
`321`	`321`	`/// <summary>`
`322`	`322`	`/// This allows for @{e='foo';label='bar';alignment='center';width='20'}.`
`323`	`323`	`/// </summary>`
`324`		`- internal class ConvertHTMLExpressionParameterDefinition : CommandParameterDefinition`
	`324`	`+ internal sealed class ConvertHTMLExpressionParameterDefinition : CommandParameterDefinition`
`325`	`325`	`{`
`326`	`326`	`protected override void SetEntries()`
`327`	`327`	`{`
Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,7 @@ namespace Microsoft.PowerShell.Commands`
`8`	`8`	`/// <summary>`
`9`	`9`	`/// This class is used to parse CSV text.`
`10`	`10`	`/// </summary>`
`11`		`- internal class CSVHelper`
	`11`	`+ internal sealed class CSVHelper`
`12`	`12`	`{`
`13`	`13`	`internal CSVHelper(char delimiter)`
`14`	`14`	`{`
Original file line number	Diff line number	Diff line change
`@@ -6,7 +6,7 @@`
`6`	`6`
`7`	`7`	`namespace Microsoft.PowerShell.Commands`
`8`	`8`	`{`
`9`		`- internal class ExpressionColumnInfo : ColumnInfo`
	`9`	`+ internal sealed class ExpressionColumnInfo : ColumnInfo`
`10`	`10`	`{`
`11`	`11`	`private readonly PSPropertyExpression _expression;`
`12`	`12`
Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@`
`7`	`7`
`8`	`8`	`namespace Microsoft.PowerShell.Commands`
`9`	`9`	`{`
`10`		`- internal class HeaderInfo`
	`10`	`+ internal sealed class HeaderInfo`
`11`	`11`	`{`
`12`	`12`	`private readonly List<ColumnInfo> _columns = new();`
`13`	`13`
Original file line number	Diff line number	Diff line change
`@@ -9,7 +9,7 @@`
`9`	`9`
`10`	`10`	`namespace Microsoft.PowerShell.Commands`
`11`	`11`	`{`
`12`		`- internal class OriginalColumnInfo : ColumnInfo`
	`12`	`+ internal sealed class OriginalColumnInfo : ColumnInfo`
`13`	`13`	`{`
`14`	`14`	`private readonly string _liveObjectPropertyName;`
`15`	`15`	`private readonly OutGridViewCommand _parentCmdlet;`
Original file line number	Diff line number	Diff line change
`@@ -323,7 +323,7 @@ internal static GridHeader ConstructGridHeader(PSObject input, OutGridViewComman`
`323`	`323`	`internal abstract void ProcessInputObject(PSObject input);`
`324`	`324`	`}`
`325`	`325`
`326`		`- internal class ScalarTypeHeader : GridHeader`
	`326`	`+ internal sealed class ScalarTypeHeader : GridHeader`
`327`	`327`	`{`
`328`	`328`	`private readonly Type _originalScalarType;`
`329`	`329`
`@@ -349,7 +349,7 @@ internal override void ProcessInputObject(PSObject input)`
`349`	`349`	`}`
`350`	`350`	`}`
`351`	`351`
`352`		`- internal class NonscalarTypeHeader : GridHeader`
	`352`	`+ internal sealed class NonscalarTypeHeader : GridHeader`
`353`	`353`	`{`
`354`	`354`	`private readonly AppliesTo _appliesTo = null;`
`355`	`355`
`@@ -453,7 +453,7 @@ internal override void ProcessInputObject(PSObject input)`
`453`	`453`	`}`
`454`	`454`	`}`
`455`	`455`
`456`		`- internal class HeteroTypeHeader : GridHeader`
	`456`	`+ internal sealed class HeteroTypeHeader : GridHeader`
`457`	`457`	`{`
`458`	`458`	`internal HeteroTypeHeader(OutGridViewCommand parentCmd, PSObject input) : base(parentCmd)`
`459`	`459`	`{`
Original file line number	Diff line number	Diff line change
`@@ -13,7 +13,7 @@`
`13`	`13`
`14`	`14`	`namespace Microsoft.PowerShell.Commands`
`15`	`15`	`{`
`16`		`- internal class OutWindowProxy : IDisposable`
	`16`	`+ internal sealed class OutWindowProxy : IDisposable`
`17`	`17`	`{`
`18`	`18`	`private const string OutGridViewWindowClassName = "Microsoft.Management.UI.Internal.OutGridViewWindow";`
`19`	`19`	`private const string OriginalTypePropertyName = "OriginalType";`
Original file line number	Diff line number	Diff line change
`@@ -6,7 +6,7 @@`
`6`	`6`
`7`	`7`	`namespace Microsoft.PowerShell.Commands`
`8`	`8`	`{`
`9`		`- internal class ScalarTypeColumnInfo : ColumnInfo`
	`9`	`+ internal sealed class ScalarTypeColumnInfo : ColumnInfo`
`10`	`10`	`{`
`11`	`11`	`private readonly Type _type;`
`12`	`12`
`@@ -29,7 +29,7 @@ internal override object GetValue(PSObject liveObject)`
`29`	`29`	`}`
`30`	`30`	`}`
`31`	`31`
`32`		`- internal class TypeNameColumnInfo : ColumnInfo`
	`32`	`+ internal sealed class TypeNameColumnInfo : ColumnInfo`
`33`	`33`	`{`
`34`	`34`	`internal TypeNameColumnInfo(string staleObjectPropertyName, string displayName)`
`35`	`35`	`: base(staleObjectPropertyName, displayName)`
`@@ -43,7 +43,7 @@ internal override object GetValue(PSObject liveObject)`
`43`	`43`	`}`
`44`	`44`	`}`
`45`	`45`
`46`		`- internal class ToStringColumnInfo : ColumnInfo`
	`46`	`+ internal sealed class ToStringColumnInfo : ColumnInfo`
`47`	`47`	`{`
`48`	`48`	`private readonly OutGridViewCommand _parentCmdlet;`
`49`	`49`
`@@ -60,7 +60,7 @@ internal override object GetValue(PSObject liveObject)`
`60`	`60`	`}`
`61`	`61`	`}`
`62`	`62`
`63`		`- internal class IndexColumnInfo : ColumnInfo`
	`63`	`+ internal sealed class IndexColumnInfo : ColumnInfo`
`64`	`64`	`{`
`65`	`65`	`private int _index = 0;`
`66`	`66`