Add LSP handler for custom requests

Roslyn.sln

@@ -577,11 +577,11 @@ Project("{D954291E-2A0B-460D-934E-DC6B0785DB48}") = "Microsoft.CodeAnalysis.Cont
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.CodeAnalysis.Contracts.Package", "src\Dependencies\Contracts\Microsoft.CodeAnalysis.Contracts.Package.csproj", "{A8D5CFFA-7F9E-C35B-4F19-D63F6EC1D5CA}"
 EndProject
-Project("{9a19103f-16f7-4668-be54-9a1e7a4f7556}") = "Microsoft.CodeAnalysis.ExternalAccess.Razor", "src\Tools\ExternalAccess\Razor\EditorFeatures\Microsoft.CodeAnalysis.ExternalAccess.Razor.csproj", "{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.CodeAnalysis.ExternalAccess.Razor", "src\Tools\ExternalAccess\Razor\EditorFeatures\Microsoft.CodeAnalysis.ExternalAccess.Razor.csproj", "{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}"
 EndProject
 Project("{D954291E-2A0B-460D-934E-DC6B0785DB48}") = "Microsoft.CodeAnalysis.ExternalAccess.Razor.Shared", "src\Tools\ExternalAccess\Razor\Shared\Microsoft.CodeAnalysis.ExternalAccess.Razor.Shared.shproj", "{4853A78A-4EC4-4D86-9F02-D0DDEAE85520}"
 EndProject
-Project("{9a19103f-16f7-4668-be54-9a1e7a4f7556}") = "Microsoft.CodeAnalysis.ExternalAccess.Razor.Features", "src\Tools\ExternalAccess\Razor\Features\Microsoft.CodeAnalysis.ExternalAccess.Razor.Features.csproj", "{D5A8E20C-E8D2-4A57-906A-263994D8731D}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.CodeAnalysis.ExternalAccess.Razor.Features", "src\Tools\ExternalAccess\Razor\Features\Microsoft.CodeAnalysis.ExternalAccess.Razor.Features.csproj", "{D5A8E20C-E8D2-4A57-906A-263994D8731D}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.VisualStudio.LanguageServices.ExternalAccess.Copilot", "src\VisualStudio\ExternalAccess\Copilot\Microsoft.VisualStudio.LanguageServices.ExternalAccess.Copilot.csproj", "{9EB058F3-10C9-8F3F-AD9E-72CB362A0928}"
 EndProject
@@ -729,6 +729,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "GenerateDocumentationAndCon
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TestReferenceAssembly", "src\RoslynAnalyzers\TestReferenceAssembly\TestReferenceAssembly.csproj", "{31EB654C-B562-73B4-2456-78FA875515D2}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.CodeAnalysis.ExternalAccess.Extensions", "src\Tools\ExternalAccess\Extensions\Microsoft.CodeAnalysis.ExternalAccess.Extensions.csproj", "{6C816C16-D563-884A-D65B-5E68C6FB6659}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -1567,6 +1569,14 @@ Global
 		{A8D5CFFA-7F9E-C35B-4F19-D63F6EC1D5CA}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{A8D5CFFA-7F9E-C35B-4F19-D63F6EC1D5CA}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A8D5CFFA-7F9E-C35B-4F19-D63F6EC1D5CA}.Release|Any CPU.Build.0 = Release|Any CPU
+		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}.Release|Any CPU.Build.0 = Release|Any CPU
+		{D5A8E20C-E8D2-4A57-906A-263994D8731D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{D5A8E20C-E8D2-4A57-906A-263994D8731D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{D5A8E20C-E8D2-4A57-906A-263994D8731D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{D5A8E20C-E8D2-4A57-906A-263994D8731D}.Release|Any CPU.Build.0 = Release|Any CPU
 		{9EB058F3-10C9-8F3F-AD9E-72CB362A0928}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{9EB058F3-10C9-8F3F-AD9E-72CB362A0928}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{9EB058F3-10C9-8F3F-AD9E-72CB362A0928}.Release|Any CPU.ActiveCfg = Release|Any CPU
@@ -1787,14 +1797,10 @@ Global
 		{31EB654C-B562-73B4-2456-78FA875515D2}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{31EB654C-B562-73B4-2456-78FA875515D2}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{31EB654C-B562-73B4-2456-78FA875515D2}.Release|Any CPU.Build.0 = Release|Any CPU
-		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3}.Release|Any CPU.Build.0 = Release|Any CPU
-		{D5A8E20C-E8D2-4A57-906A-263994D8731D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{D5A8E20C-E8D2-4A57-906A-263994D8731D}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{D5A8E20C-E8D2-4A57-906A-263994D8731D}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{D5A8E20C-E8D2-4A57-906A-263994D8731D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6C816C16-D563-884A-D65B-5E68C6FB6659}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6C816C16-D563-884A-D65B-5E68C6FB6659}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6C816C16-D563-884A-D65B-5E68C6FB6659}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6C816C16-D563-884A-D65B-5E68C6FB6659}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -2061,6 +2067,9 @@ Global
 		{2559DAF9-784E-4C29-E0E1-70204B1FD56E} = {C2D1346B-9665-4150-B644-075CF1636BAA}
 		{BD974609-C68B-4BE6-9682-EB132462B50D} = {C2D1346B-9665-4150-B644-075CF1636BAA}
 		{A8D5CFFA-7F9E-C35B-4F19-D63F6EC1D5CA} = {C2D1346B-9665-4150-B644-075CF1636BAA}
+		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3} = {8977A560-45C2-4EC2-A849-97335B382C74}
+		{4853A78A-4EC4-4D86-9F02-D0DDEAE85520} = {8977A560-45C2-4EC2-A849-97335B382C74}
+		{D5A8E20C-E8D2-4A57-906A-263994D8731D} = {8977A560-45C2-4EC2-A849-97335B382C74}
 		{9EB058F3-10C9-8F3F-AD9E-72CB362A0928} = {5880FECB-91F1-4AB8-8726-75EAFA8A918E}
 		{8087BDE4-6707-05A5-5F84-DFE6628E8EC8} = {6FE0875A-E178-4766-BCC6-87D37F273102}
 		{B095320B-6854-EBEC-98DB-26E06D97183A} = {6FE0875A-E178-4766-BCC6-87D37F273102}
@@ -2133,9 +2142,7 @@ Global
 		{A1EBC0BC-D378-B9B7-7A57-EF7DF11E3ED7} = {482C1FC7-4FD6-4381-8078-73BEBFAF4349}
 		{29080628-23A6-1DCB-F15E-93F1D1682CC1} = {482C1FC7-4FD6-4381-8078-73BEBFAF4349}
 		{31EB654C-B562-73B4-2456-78FA875515D2} = {0DDCFE67-7D4E-4709-9882-EC032A031789}
-		{068CD9AA-CEC3-CA68-1BAB-2B1B9FD711D3} = {8977A560-45C2-4EC2-A849-97335B382C74}
-		{4853A78A-4EC4-4D86-9F02-D0DDEAE85520} = {8977A560-45C2-4EC2-A849-97335B382C74}
-		{D5A8E20C-E8D2-4A57-906A-263994D8731D} = {8977A560-45C2-4EC2-A849-97335B382C74}
+		{6C816C16-D563-884A-D65B-5E68C6FB6659} = {8977A560-45C2-4EC2-A849-97335B382C74}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {604E6B91-7BC0-4126-AE07-D4D2FEFC3D29}
@@ -2145,10 +2152,10 @@ Global
 		src\Workspaces\SharedUtilitiesAndExtensions\Workspace\VisualBasic\VisualBasicWorkspaceExtensions.projitems*{0141285d-8f6c-42c7-baf3-3c0ccd61c716}*SharedItemsImports = 5
 		src\Compilers\CSharp\csc\CscCommandLine.projitems*{0161e25c-918a-4dc8-9648-30fdcc8e31e9}*SharedItemsImports = 5
 		src\Tools\ExternalAccess\Razor\Shared\Microsoft.CodeAnalysis.ExternalAccess.Razor.Shared.projitems*{068cd9aa-cec3-ca68-1bab-2b1b9fd711d3}*SharedItemsImports = 5
-		src\Dependencies\Contracts\Microsoft.CodeAnalysis.Contracts.projitems*{0c2e1633-1462-4712-88f4-a0c945bad3a8}*SharedItemsImports = 5
 		src\RoslynAnalyzers\Utilities\Compiler\Analyzer.Utilities.projitems*{08735294-3e6b-4420-9916-e7b8c4eb874d}*SharedItemsImports = 13
 		src\RoslynAnalyzers\Utilities\Compiler\Analyzer.Utilities.projitems*{0a1267e9-52ff-b8de-8522-802be55f41da}*SharedItemsImports = 5
 		src\RoslynAnalyzers\Utilities\FlowAnalysis\FlowAnalysis.Utilities.projitems*{0a1267e9-52ff-b8de-8522-802be55f41da}*SharedItemsImports = 5
+		src\Dependencies\Contracts\Microsoft.CodeAnalysis.Contracts.projitems*{0c2e1633-1462-4712-88f4-a0c945bad3a8}*SharedItemsImports = 5
 		src\Analyzers\Core\CodeFixes\CodeFixes.projitems*{1b6c4a1a-413b-41fb-9f85-5c09118e541b}*SharedItemsImports = 13
 		src\Compilers\Core\AnalyzerDriver\AnalyzerDriver.projitems*{1ee8cad3-55f9-4d91-96b2-084641da9a6c}*SharedItemsImports = 5
 		src\Dependencies\CodeAnalysis.Debugging\Microsoft.CodeAnalysis.Debugging.projitems*{1ee8cad3-55f9-4d91-96b2-084641da9a6c}*SharedItemsImports = 5
@@ -2177,9 +2184,9 @@ Global
 		src\Analyzers\CSharp\Analyzers\CSharpAnalyzers.projitems*{3973b09a-4fbf-44a5-8359-3d22ceb71f71}*SharedItemsImports = 5
 		src\Analyzers\CSharp\CodeFixes\CSharpCodeFixes.projitems*{3973b09a-4fbf-44a5-8359-3d22ceb71f71}*SharedItemsImports = 5
 		src\Compilers\CSharp\CSharpAnalyzerDriver\CSharpAnalyzerDriver.projitems*{3973b09a-4fbf-44a5-8359-3d22ceb71f71}*SharedItemsImports = 5
-		src\Dependencies\Contracts\Microsoft.CodeAnalysis.Contracts.projitems*{41ed1bfa-fdad-4fe4-8118-db23fb49b0b0}*SharedItemsImports = 5
 		src\RoslynAnalyzers\Utilities\Compiler\Analyzer.Utilities.projitems*{3f65d29d-ed95-2d6f-b927-47c5cf070aa5}*SharedItemsImports = 5
 		src\RoslynAnalyzers\Utilities\Workspaces\Workspaces.Utilities.projitems*{3f65d29d-ed95-2d6f-b927-47c5cf070aa5}*SharedItemsImports = 5
+		src\Dependencies\Contracts\Microsoft.CodeAnalysis.Contracts.projitems*{41ed1bfa-fdad-4fe4-8118-db23fb49b0b0}*SharedItemsImports = 5
 		src\Workspaces\SharedUtilitiesAndExtensions\Workspace\CSharp\CSharpWorkspaceExtensions.projitems*{438db8af-f3f0-4ed9-80b5-13fddd5b8787}*SharedItemsImports = 13
 		src\Tools\ExternalAccess\Razor\Shared\Microsoft.CodeAnalysis.ExternalAccess.Razor.Shared.projitems*{4853a78a-4ec4-4d86-9f02-d0ddeae85520}*SharedItemsImports = 13
 		src\Compilers\CSharp\csc\CscCommandLine.projitems*{4b45ca0c-03a0-400f-b454-3d4bcb16af38}*SharedItemsImports = 5
@@ -2279,8 +2286,8 @@ Global
 		src\Dependencies\CodeAnalysis.Debugging\Microsoft.CodeAnalysis.Debugging.projitems*{edc68a0e-c68d-4a74-91b7-bf38ec909888}*SharedItemsImports = 5
 		src\Dependencies\Contracts\Microsoft.CodeAnalysis.Contracts.projitems*{fa0e905d-ec46-466d-b7b2-3b5557f9428c}*SharedItemsImports = 5
 		src\ExpressionEvaluator\Core\Source\ResultProvider\ResultProvider.projitems*{fa0e905d-ec46-466d-b7b2-3b5557f9428c}*SharedItemsImports = 5
-		src\Dependencies\Contracts\Microsoft.CodeAnalysis.Contracts.projitems*{fce88bbd-9bbd-4871-b9b0-de176d73a6b0}*SharedItemsImports = 5
 		src\RoslynAnalyzers\Utilities\FlowAnalysis\FlowAnalysis.Utilities.projitems*{fcb56cba-fa35-46a8-86b7-bae5433197d9}*SharedItemsImports = 13
 		src\RoslynAnalyzers\Utilities\Compiler\Analyzer.Utilities.projitems*{fce0046b-03f8-78f6-86a1-8ddcee8f4c9f}*SharedItemsImports = 5
+		src\Dependencies\Contracts\Microsoft.CodeAnalysis.Contracts.projitems*{fce88bbd-9bbd-4871-b9b0-de176d73a6b0}*SharedItemsImports = 5
 	EndGlobalSection
 EndGlobal

eng/config/PublishData.json

@@ -71,6 +71,7 @@
       "Microsoft.CodeAnalysis.ExternalAccess.CompilerDeveloperSDK": "vs-impl",
       "Microsoft.CodeAnalysis.ExternalAccess.Debugger": "vs-impl",
       "Microsoft.CodeAnalysis.ExternalAccess.EditorConfigGenerator": "vs-impl",
+      "Microsoft.CodeAnalysis.ExternalAccess.Extensions": "vs-impl",
       "Microsoft.CodeAnalysis.ExternalAccess.FSharp": "vs-impl",
       "Microsoft.CodeAnalysis.ExternalAccess.IntelliTrace": "vs-impl",
       "Microsoft.CodeAnalysis.ExternalAccess.ProjectSystem": "vs-impl",

eng/targets/Services.props

@@ -22,6 +22,7 @@
     <ServiceHubService Include="Microsoft.VisualStudio.LanguageServices.DocumentHighlights" ClassName="Microsoft.CodeAnalysis.Remote.RemoteDocumentHighlightsService+Factory" />
     <ServiceHubService Include="Microsoft.VisualStudio.LanguageServices.EditAndContinue" ClassName="Microsoft.CodeAnalysis.EditAndContinue.RemoteEditAndContinueService+Factory" />
     <ServiceHubService Include="Microsoft.VisualStudio.LanguageServices.EncapsulateField" ClassName="Microsoft.CodeAnalysis.Remote.RemoteEncapsulateFieldService+Factory" />
+    <ServiceHubService Include="Microsoft.VisualStudio.LanguageServices.ExtensionMessageHandler" ClassName="Microsoft.CodeAnalysis.Remote.RemoteExtensionMessageHandlerService+Factory" />
     <ServiceHubService Include="Microsoft.VisualStudio.LanguageServices.ExtensionMethodImportCompletion" ClassName="Microsoft.CodeAnalysis.Remote.RemoteExtensionMethodImportCompletionService+Factory" />
     <ServiceHubService Include="Microsoft.VisualStudio.LanguageServices.FindUsages" ClassName="Microsoft.CodeAnalysis.Remote.RemoteFindUsagesService+Factory" />
     <ServiceHubService Include="Microsoft.VisualStudio.LanguageServices.FullyQualify" ClassName="Microsoft.CodeAnalysis.Remote.RemoteFullyQualifyService+Factory" />

src/EditorFeatures/Core/ExternalAccess/VSTypeScript/VSTypeScriptLifeCycleManager.cs

@@ -0,0 +1,21 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Composition;
+using Microsoft.CodeAnalysis.Host.Mef;
+using Microsoft.CodeAnalysis.LanguageServer;
+using Microsoft.CodeAnalysis.LanguageServer.Handler.ServerLifetime;
+
+namespace Microsoft.CodeAnalysis.ExternalAccess.VSTypeScript;
+
+[ExportLspServiceFactory(typeof(LspServiceLifeCycleManager), ProtocolConstants.TypeScriptLanguageContract), Shared]
+internal class VSTypeScriptLifeCycleManager : LspServiceLifeCycleManager.LspLifeCycleManagerFactory
+{
+    [ImportingConstructor]
+    [Obsolete(MefConstruction.ImportingConstructorMessage, error: true)]
+    public VSTypeScriptLifeCycleManager(LspWorkspaceRegistrationService lspWorkspaceRegistrationService) : base(lspWorkspaceRegistrationService)
+    {
+    }
+}