Enable nullable reference types in solution (preserve all current semantics)

Directory.Build.props

@@ -18,6 +18,7 @@
 
   <PropertyGroup Label="Build Settings">
     <LangVersion>Latest</LangVersion>
+    <Nullable>enable</Nullable>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <StrongNameKeyId>MicrosoftAspNetCore</StrongNameKeyId>
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/AssemblyInfo.cs

@@ -1,4 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 [assembly: BenchmarkDotNet.Attributes.AspNetCoreBenchmark]

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/CompletionListSerializationBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Text;
 using BenchmarkDotNet.Attributes;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/LanguageServer/RazorCSharpFormattingBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.IO;
 using System.Linq;
 using System.Threading;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/LanguageServer/RazorLanguageServerBenchmarkBase.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.IO;
 using System.Threading;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/LanguageServer/RazorSemanticTokensBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.IO;
 using System.Threading;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/MemoryCacheBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/ProjectSystem/BackgroundCodeGenerationBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.Threading.Tasks;
 using BenchmarkDotNet.Attributes;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/ProjectSystem/FullProjectSnapshotHandleSerializationBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.IO;
 using BenchmarkDotNet.Attributes;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/ProjectSystem/ProjectLoadBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using BenchmarkDotNet.Attributes;
 using Microsoft.CodeAnalysis.Razor.ProjectSystem;
 

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/ProjectSystem/ProjectSnapshotManagerBenchmarkBase.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/ProjectSystem/ProjectSnapshotSerializationBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Diagnostics;
 using System.IO;
 using System.Text;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/SourceTextDifferBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.IO;
 using System.Linq;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/TagHelperBenchmarkBase.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/TagHelperResolutionResultSerializationBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;

src/Razor/benchmarks/Microsoft.AspNetCore.Razor.Microbenchmarks/TagHelperSerializationBenchmark.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.IO;
 using System.Text;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/AdhocLanguageServices.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/AdhocServices.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Reflection;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/AdhocWorkspaceServices.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/BackgroundDocumentGenerator.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/DefaultProjectEngineFactory.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.CodeAnalysis.Razor;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/DefaultRemoteTextLoaderFactory.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.IO;
 using System.Threading;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/DocumentProcessedListener.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Microsoft.CodeAnalysis.Razor.ProjectSystem;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/Extensions/JsonConverterCollectionExtensions.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.CodeAnalysis.Razor.Serialization;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/Extensions/RazorCodeDocumentExtensions.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using Microsoft.AspNetCore.Razor.Language;
 

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/FilePathNormalizer.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Net;
 using System.Runtime.InteropServices;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/HostDocumentComparer.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Collections.Generic;
 using Microsoft.CodeAnalysis.Razor;
 using Microsoft.CodeAnalysis.Razor.ProjectSystem;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/LanguageServerConstants.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 namespace Microsoft.AspNetCore.Razor.LanguageServer.Common
 {
     public static class LanguageServerConstants

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/ProjectEngineFactories.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using Microsoft.CodeAnalysis.Razor;
 

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/ProjectEngineFactory_1_0.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Reflection;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/ProjectEngineFactory_1_1.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Reflection;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/ProjectEngineFactory_2_0.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Reflection;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/ProjectEngineFactory_2_1.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Reflection;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/ProjectEngineFactory_3_0.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Reflection;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/ProjectEngineFactory_Unsupported.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/Properties/AssemblyInfo.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Runtime.CompilerServices;
 
 [assembly: InternalsVisibleTo("DynamicProxyGenAssembly2, PublicKey=0024000004800000940000000602000000240000525341310004000001000100c547cac37abd99c8db225ef2f6c8a3602f3b3606cc9891605d02baa56104f4cfc0734aa39b93bf7852f7d9266654753cc297e7d2edfe0bac1cdcf9f717241550e0a7b191195b7667bb4f64bcb8e2121380fd1d9d46ad2d92d2d15605093924cceaf74c4861eff62abf69b9291ed0a340e113be11e6a7d3113e92484cf7045cc7")]

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/RazorFileChangeKind.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 namespace Microsoft.AspNetCore.Razor.LanguageServer.Common
 {
     public enum RazorFileChangeKind

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/RemoteTextLoaderFactory.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Microsoft.CodeAnalysis;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer.Common

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/UnsupportedCSharpLoweringPhase.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Linq;
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.AspNetCore.Razor.LanguageServer.Common.Extensions;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer.Common/UnsupportedRazorConfiguration.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using Microsoft.AspNetCore.Razor.Language;
 

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AdhocWorkspaceFactory.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Collections.Generic;
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.Host;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/AttributeSnippetFormatOnAutoInsertProvider.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Diagnostics.CodeAnalysis;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/AutoClosingTagOnAutoInsertProvider.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/CloseTextTagOnAutoInsertProvider.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/IOnAutoInsertHandler.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using OmniSharp.Extensions.JsonRpc;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer.AutoInsert

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/OnAutoInsertEndpoint.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/OnAutoInsertParams.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using MediatR;
 using Newtonsoft.Json;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/OnAutoInsertRegistrationOptions.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Newtonsoft.Json;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;
 

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/OnAutoInsertResponse.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Newtonsoft.Json;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;
 

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/AutoInsert/RazorOnAutoInsertProvider.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Diagnostics.CodeAnalysis;
 using Microsoft.AspNetCore.Razor.LanguageServer.Formatting;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CSSErrorCodes.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 namespace Microsoft.AspNetCore.Razor.LanguageServer
 {
     // Note: This type should be kept in sync with WTE's ErrorCodes.cs

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/ClientNotifierServiceBase.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Threading;
 using System.Threading.Tasks;
 using OmniSharp.Extensions.JsonRpc;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/AddUsingsCodeActionProviderFactory.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Text.RegularExpressions;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/AddUsingsCodeActionResolver.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/BaseCodeActionResolver.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 namespace Microsoft.AspNetCore.Razor.LanguageServer.CodeActions
 {
     internal abstract class BaseCodeActionResolver

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CSharp/AddUsingsCSharpCodeActionResolver.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Linq;
 using System.Threading;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CSharp/CSharpCodeActionProvider.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Threading;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CSharp/CSharpCodeActionResolver.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Threading;
 using System.Threading.Tasks;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CSharp/DefaultCSharpCodeActionProvider.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Threading;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CSharp/DefaultCSharpCodeActionResolver.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Linq;
 using System.Threading;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CSharp/RazorResolveCodeActionParams.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using OmniSharp.Extensions.LanguageServer.Protocol;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;
 

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CSharp/TypeAccessibilityCodeActionProvider.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CSharp/UnformattedRemappingCSharpCodeActionResolver.cs

@@ -14,8 +14,6 @@ using Microsoft.CodeAnalysis.Razor;
 using Microsoft.CodeAnalysis.Razor.ProjectSystem;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;
 
-#nullable enable
-
 namespace Microsoft.AspNetCore.Razor.LanguageServer.CodeActions
 {
     /// <summary>

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CodeActionEndpoint.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/CodeActionResolutionEndpoint.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/IRazorCodeActionResolveHandler.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using OmniSharp.Extensions.JsonRpc;
 using OmniSharp.Extensions.LanguageServer.Protocol;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Models/AddUsingsCodeActionParams.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using OmniSharp.Extensions.LanguageServer.Protocol;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer.CodeActions.Models

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Models/CSharpCodeActionParams.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using OmniSharp.Extensions.LanguageServer.Protocol;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer.CodeActions.Models

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Models/CodeActionExtensions.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using Microsoft.AspNetCore.Razor.LanguageServer.Common;
 using Newtonsoft.Json.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Models/CreateComponentCodeActionParams.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using OmniSharp.Extensions.LanguageServer.Protocol;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer.CodeActions.Models

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Models/ExtractToCodeBehindCodeActionParams.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using OmniSharp.Extensions.LanguageServer.Protocol;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer.CodeActions.Models

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Models/OmniSharpVSCodeActionContext.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Microsoft.AspNetCore.Razor.LanguageServer.Serialization;
 using Newtonsoft.Json;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Models/RazorCodeAction.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Diagnostics;
 using MediatR;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Models/RazorCodeActionResolutionParams.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Newtonsoft.Json;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer.CodeActions.Models

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Razor/ComponentAccessibilityCodeActionProvider.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.IO;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Razor/CreateComponentCodeActionResolver.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Razor/ExtractToCodeBehindCodeActionProvider.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Razor/ExtractToCodeBehindCodeActionResolver.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Globalization;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Razor/RazorCodeActionProvider.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/Razor/RazorCodeActionResolver.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Threading;
 using System.Threading.Tasks;
 using Newtonsoft.Json.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/CodeActions/RazorCodeActionContext.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using Microsoft.AspNetCore.Razor.Language;
 using Microsoft.CodeAnalysis.Razor.ProjectSystem;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/CompletionItemExtensions.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using Newtonsoft.Json.Linq;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/CompletionListCache.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Collections.Generic;
 using Microsoft.CodeAnalysis.Razor.Completion;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/DirectiveAttributeTransitionCompletionItemProvider.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using Microsoft.AspNetCore.Razor.Language;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/ExtendedCompletionItemKinds.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Microsoft.AspNetCore.Razor.LanguageServer.Common;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;
 

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/OmniSharpVSCompletionContext.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Microsoft.AspNetCore.Razor.LanguageServer.Serialization;
 using Newtonsoft.Json;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/OmniSharpVSCompletionInvokeKind.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 namespace Microsoft.AspNetCore.Razor.LanguageServer.Completion
 {
     internal enum OmniSharpVSCompletionInvokeKind

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/OptimizedCompletionList.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Concurrent;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/OptimizedVSCompletionList.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using Newtonsoft.Json;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/PlatformAgnosticCompletionCapability.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Microsoft.AspNetCore.Razor.LanguageServer.Serialization;
 using Newtonsoft.Json;
 using OmniSharp.Extensions.LanguageServer.Protocol.Client.Capabilities;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/RazorCompletionEndpoint.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/RazorCompletionItemExtensions.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using Microsoft.CodeAnalysis.Razor.Completion;
 using Microsoft.CodeAnalysis.Razor.Tooltip;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/TagHelperCompletionProvider.cs

@@ -1,8 +1,6 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
-#nullable enable
-
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/VSCompletionItem.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Microsoft.AspNetCore.Razor.LanguageServer.Tooltip;
 using Newtonsoft.Json;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/VSCompletionList.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System.Collections.Generic;
 using System.Linq;
 using Newtonsoft.Json;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/Completion/VSCompletionListCapability.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using Newtonsoft.Json;
 
 namespace Microsoft.AspNetCore.Razor.LanguageServer.Completion

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/DefaultAdhocWorkspaceFactory.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Generic;
 using System.Linq;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/DefaultClientNotifierService.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Threading;
 using System.Threading.Tasks;

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/DefaultDocumentVersionCache.cs

@@ -7,8 +7,6 @@ using System.Diagnostics.CodeAnalysis;
 using Microsoft.CodeAnalysis.Razor;
 using Microsoft.CodeAnalysis.Razor.ProjectSystem;
 
-#nullable enable
-
 namespace Microsoft.AspNetCore.Razor.LanguageServer
 {
     internal class DefaultDocumentVersionCache : DocumentVersionCache

src/Razor/src/Microsoft.AspNetCore.Razor.LanguageServer/DefaultGeneratedDocumentContainerStore.cs

@@ -1,6 +1,8 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the MIT license. See License.txt in the project root for license information.
 
+#nullable disable
+
 using System;
 using System.Collections.Concurrent;
 using System.Threading;