Update to use OmniSharp 0.19.0

PowerShellEditorServices.Common.props

@@ -4,6 +4,7 @@
     <VersionSuffix>preview.1</VersionSuffix>
     <Company>Microsoft</Company>
     <Copyright>© Microsoft Corporation. All rights reserved.</Copyright>
+    <LangVersion>9.0</LangVersion>
     <PackageTags>PowerShell;editor;development;language;debugging</PackageTags>
     <PackageLicenseUrl>https://raw.githubusercontent.com/PowerShell/PowerShellEditorServices/master/LICENSE</PackageLicenseUrl>
     <PackageRequireLicenseAcceptance>true</PackageRequireLicenseAcceptance>

src/PowerShellEditorServices.Hosting/PowerShellEditorServices.Hosting.csproj

@@ -1,9 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">
+  <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), PowerShellEditorServices.Common.props))\PowerShellEditorServices.Common.props" />
 
   <PropertyGroup>
     <TargetFrameworks>netcoreapp3.1;net461</TargetFrameworks>
     <AssemblyName>Microsoft.PowerShell.EditorServices.Hosting</AssemblyName>
-    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(TargetFramework)' == 'netcoreapp3.1' ">

src/PowerShellEditorServices.VSCode/PowerShellEditorServices.VSCode.csproj

@@ -17,7 +17,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\PowerShellEditorServices\PowerShellEditorServices.csproj" />
-    <PackageReference Include="PowerShellStandard.Library" Version="5.1.0">
+    <PackageReference Include="PowerShellStandard.Library" Version="5.1.1">
       <PrivateAssets>All</PrivateAssets>
     </PackageReference>
   </ItemGroup>

src/PowerShellEditorServices/Logging/PsesTelemetryEvent.cs

@@ -9,10 +9,10 @@
 namespace Microsoft.PowerShell.EditorServices.Logging
 {
     // This inheirits from Dictionary so that it can be passed in to SendTelemetryEvent()
-    // which takes in an IDictionary<string, JToken>
+    // which takes in an IDictionary<string, object>
     // However, I wanted creation to be easy so you can do
     // new PsesTelemetryEvent { EventName = "eventName", Data = data }
-    internal class PsesTelemetryEvent : Dictionary<string, JToken>
+    internal class PsesTelemetryEvent : Dictionary<string, object>
     {
         public string EventName
         {

src/PowerShellEditorServices/PowerShellEditorServices.csproj

@@ -7,19 +7,9 @@
     <Description>Provides common PowerShell editor capabilities as a .NET library.</Description>
     <TargetFrameworks>netstandard2.0</TargetFrameworks>
     <AssemblyName>Microsoft.PowerShell.EditorServices</AssemblyName>
-    <LangVersion>Latest</LangVersion>
     <Configurations>Debug;Release</Configurations>
   </PropertyGroup>
 
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <LangVersion>latest</LangVersion>
-    <CheckForOverflowUnderflow></CheckForOverflowUnderflow>
-  </PropertyGroup>
-
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <LangVersion>latest</LangVersion>
-  </PropertyGroup>
-
   <ItemGroup>
     <AssemblyAttribute Include="System.Runtime.CompilerServices.InternalsVisibleTo">
       <_Parameter1>Microsoft.PowerShell.EditorServices.Hosting</_Parameter1>
@@ -39,8 +29,8 @@
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" Version="5.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="5.0.0" />
-    <PackageReference Include="OmniSharp.Extensions.LanguageServer" Version="0.18.3" />
-    <PackageReference Include="OmniSharp.Extensions.DebugAdapter.Server" Version="0.18.3" />
+    <PackageReference Include="OmniSharp.Extensions.LanguageServer" Version="0.19.0" />
+    <PackageReference Include="OmniSharp.Extensions.DebugAdapter.Server" Version="0.19.0" />
     <PackageReference Include="PowerShellStandard.Library" Version="5.1.1" />
     <PackageReference Include="Serilog" Version="2.10.0" />
     <PackageReference Include="Serilog.Extensions.Logging" Version="3.0.1" />

src/PowerShellEditorServices/Server/PsesLanguageServer.cs

@@ -67,7 +67,7 @@ public async Task StartAsync()
                         .AddPsesLanguageServices(_hostDetails))
                     .ConfigureLogging(builder => builder
                         .AddSerilog(Log.Logger)
-                        .AddLanguageProtocolLogging(_minimumLogLevel)
+                        .AddLanguageProtocolLogging()
                         .SetMinimumLevel(_minimumLogLevel))
                     .WithHandler<PsesWorkspaceSymbolsHandler>()
                     .WithHandler<PsesTextDocumentHandler>()
@@ -94,6 +94,7 @@ public async Task StartAsync()
                     .WithHandler<ExpandAliasHandler>()
                     .WithHandler<PsesSemanticTokensHandler>()
                     .OnInitialize(
+                        // TODO: Either fix or ignore "method lacks 'await'" warning.
                         async (languageServer, request, cancellationToken) =>
                         {
                             var serviceProvider = languageServer.Services;

src/PowerShellEditorServices/Services/CodeLens/PesterCodeLensProvider.cs

@@ -55,7 +55,7 @@ private CodeLens[] GetPesterLens(PesterSymbolReference pesterSymbol, ScriptFile
                     Data = JToken.FromObject(new {
                         Uri = scriptFile.DocumentUri,
                         ProviderId = nameof(PesterCodeLensProvider)
-                    }, Serializer.Instance.JsonSerializer),
+                    }, LspSerializer.Instance.JsonSerializer),
                     Command = new Command()
                     {
                         Name = "PowerShell.RunPesterTests",
@@ -66,7 +66,7 @@ private CodeLens[] GetPesterLens(PesterSymbolReference pesterSymbol, ScriptFile
                             false /* No debug */,
                             pesterSymbol.TestName,
                             pesterSymbol.ScriptRegion?.StartLineNumber
-                        }, Serializer.Instance.JsonSerializer)
+                        }, LspSerializer.Instance.JsonSerializer)
                     }
                 },
 
@@ -76,7 +76,7 @@ private CodeLens[] GetPesterLens(PesterSymbolReference pesterSymbol, ScriptFile
                     Data = JToken.FromObject(new {
                         Uri = scriptFile.DocumentUri,
                         ProviderId = nameof(PesterCodeLensProvider)
-                    }, Serializer.Instance.JsonSerializer),
+                    }, LspSerializer.Instance.JsonSerializer),
                     Command = new Command()
                     {
                         Name = "PowerShell.RunPesterTests",
@@ -88,7 +88,7 @@ private CodeLens[] GetPesterLens(PesterSymbolReference pesterSymbol, ScriptFile
                             pesterSymbol.TestName,
                             pesterSymbol.ScriptRegion?.StartLineNumber
                         },
-                        Serializer.Instance.JsonSerializer)
+                        LspSerializer.Instance.JsonSerializer)
                     }
                 }
             };

src/PowerShellEditorServices/Services/CodeLens/ReferencesCodeLensProvider.cs

@@ -68,7 +68,7 @@ public CodeLens[] ProvideCodeLenses(ScriptFile scriptFile)
                         {
                             Uri = scriptFile.DocumentUri,
                             ProviderId = nameof(ReferencesCodeLensProvider)
-                        }, Serializer.Instance.JsonSerializer),
+                        }, LspSerializer.Instance.JsonSerializer),
                         Range = sym.ScriptRegion.ToRange()
                     });
                 }
@@ -145,7 +145,7 @@ public CodeLens ResolveCodeLens(CodeLens codeLens, ScriptFile scriptFile)
                         codeLens.Range.Start,
                         referenceLocations
                     },
-                    Serializer.Instance.JsonSerializer)
+                    LspSerializer.Instance.JsonSerializer)
                 }
             };
         }

src/PowerShellEditorServices/Services/DebugAdapter/DebugEventHandlerService.cs

@@ -146,7 +146,11 @@ private void DebugService_BreakpointUpdated(object sender, BreakpointUpdatedEven
                     break;
             }
 
-            OmniSharp.Extensions.DebugAdapter.Protocol.Models.Breakpoint breakpoint;
+            var breakpoint = new OmniSharp.Extensions.DebugAdapter.Protocol.Models.Breakpoint
+            {
+                Verified = e.UpdateType != BreakpointUpdateType.Disabled
+            };
+
             if (e.Breakpoint is LineBreakpoint)
             {
                 breakpoint = LspDebugUtils.CreateBreakpoint(BreakpointDetails.Create(e.Breakpoint));
@@ -162,8 +166,6 @@ private void DebugService_BreakpointUpdated(object sender, BreakpointUpdatedEven
                 return;
             }
 
-            breakpoint.Verified = e.UpdateType != BreakpointUpdateType.Disabled;
-
             _debugAdapterServer.SendNotification(EventNames.Breakpoint,
                 new BreakpointEvent
                 {

src/PowerShellEditorServices/Services/DebugAdapter/Handlers/DebuggerActionHandlers.cs

@@ -13,6 +13,7 @@
 
 namespace Microsoft.PowerShell.EditorServices.Handlers
 {
+    // TODO: Inherit from ABCs instead of satisfying interfaces.
     internal class DebuggerActionHandlers : IContinueHandler, INextHandler, IPauseHandler, IStepInHandler, IStepOutHandler
     {
         private readonly ILogger _logger;
@@ -22,7 +23,7 @@ public DebuggerActionHandlers(
             ILoggerFactory loggerFactory,
             DebugService debugService)
         {
-            _logger = loggerFactory.CreateLogger<ContinueHandler>();
+            _logger = loggerFactory.CreateLogger<ContinueHandlerBase>();
             _debugService = debugService;
         }
 

src/PowerShellEditorServices/Services/DebugAdapter/Handlers/LaunchAndAttachHandler.cs

@@ -22,7 +22,7 @@
 
 namespace Microsoft.PowerShell.EditorServices.Handlers
 {
-    internal class PsesLaunchRequestArguments : LaunchRequestArguments
+    internal record PsesLaunchRequestArguments : LaunchRequestArguments
     {
         /// <summary>
         /// Gets or sets the absolute path to the script to debug.
@@ -70,7 +70,7 @@ internal class PsesLaunchRequestArguments : LaunchRequestArguments
         public Dictionary<string, string> Env { get; set; }
     }
 
-    internal class PsesAttachRequestArguments : AttachRequestArguments
+    internal record PsesAttachRequestArguments : AttachRequestArguments
     {
         public string ComputerName { get; set; }
 

src/PowerShellEditorServices/Services/DebugAdapter/Handlers/ThreadsHandler.cs

@@ -16,13 +16,8 @@ public Task<ThreadsResponse> Handle(ThreadsArguments request, CancellationToken
         {
             return Task.FromResult(new ThreadsResponse
             {
-                // TODO: What do I do with these?
-                Threads = new Container<OmniSharp.Extensions.DebugAdapter.Protocol.Models.Thread>(
-                    new OmniSharp.Extensions.DebugAdapter.Protocol.Models.Thread
-                    {
-                        Id = 1,
-                        Name = "Main Thread"
-                    })
+                // TODO: This is an empty container of threads...do we need to make a thread?
+                Threads = new Container<System.Threading.Thread>()
             });
         }
     }

src/PowerShellEditorServices/Services/TextDocument/Handlers/CodeActionHandler.cs

@@ -19,46 +19,38 @@
 
 namespace Microsoft.PowerShell.EditorServices.Handlers
 {
-    internal class PsesCodeActionHandler : ICodeActionHandler
+    internal class PsesCodeActionHandler : CodeActionHandlerBase
     {
-        private static readonly CodeActionKind[] s_supportedCodeActions = new[]
-        {
-            CodeActionKind.QuickFix
-        };
-
-        private readonly CodeActionRegistrationOptions _registrationOptions;
-
         private readonly ILogger _logger;
-
         private readonly AnalysisService _analysisService;
-
         private readonly WorkspaceService _workspaceService;
 
-        private CodeActionCapability _capability;
-
         public PsesCodeActionHandler(ILoggerFactory factory, AnalysisService analysisService, WorkspaceService workspaceService)
         {
             _logger = factory.CreateLogger<PsesCodeActionHandler>();
             _analysisService = analysisService;
             _workspaceService = workspaceService;
-            _registrationOptions = new CodeActionRegistrationOptions
-            {
-                DocumentSelector = LspUtils.PowerShellDocumentSelector,
-                CodeActionKinds = s_supportedCodeActions
-            };
         }
 
-        public CodeActionRegistrationOptions GetRegistrationOptions()
-        {
-            return _registrationOptions;
-        }
+        protected override CodeActionRegistrationOptions CreateRegistrationOptions(CodeActionCapability capability, ClientCapabilities clientCapabilities) => new CodeActionRegistrationOptions
+            {
+            // TODO: What do we do with the arguments?
+            DocumentSelector = LspUtils.PowerShellDocumentSelector,
+            CodeActionKinds = new CodeActionKind[] { CodeActionKind.QuickFix }
+        };
 
-        public void SetCapability(CodeActionCapability capability)
+        // TODO: Either fix or ignore "method lacks 'await'" warning.
+        public override async Task<CodeAction> Handle(CodeAction request, CancellationToken cancellationToken)
         {
-            _capability = capability;
+            // TODO: How on earth do we handle a CodeAction? This is new...
+            if (cancellationToken.IsCancellationRequested)
+            {
+                _logger.LogDebug("CodeAction request canceled for: {0}", request.Title);
+            }
+            return request;
         }
 
-        public async Task<CommandOrCodeActionContainer> Handle(CodeActionParams request, CancellationToken cancellationToken)
+        public override async Task<CommandOrCodeActionContainer> Handle(CodeActionParams request, CancellationToken cancellationToken)
         {
             if (cancellationToken.IsCancellationRequested)
             {
@@ -101,7 +93,7 @@ public async Task<CommandOrCodeActionContainer> Handle(CodeActionParams request,
                                 new WorkspaceEditDocumentChange(
                                     new TextDocumentEdit
                                     {
-                                        TextDocument = new VersionedTextDocumentIdentifier
+                                        TextDocument = new OptionalVersionedTextDocumentIdentifier
                                         {
                                             Uri = request.TextDocument.Uri
                                         },

src/PowerShellEditorServices/Services/TextDocument/Handlers/CodeLensHandlers.cs

@@ -15,22 +15,21 @@
 using Microsoft.PowerShell.EditorServices.Services;
 using Microsoft.PowerShell.EditorServices.Services.TextDocument;
 using Microsoft.PowerShell.EditorServices.Utility;
-using OmniSharp.Extensions.LanguageServer.Protocol;
 using OmniSharp.Extensions.LanguageServer.Protocol.Client.Capabilities;
 using OmniSharp.Extensions.LanguageServer.Protocol.Document;
 using OmniSharp.Extensions.LanguageServer.Protocol.Models;
 
 namespace Microsoft.PowerShell.EditorServices.Handlers
 {
+    // TODO: Use ABCs.
     internal class PsesCodeLensHandlers : ICodeLensHandler, ICodeLensResolveHandler
     {
-        private readonly Guid _id = new Guid();
         private readonly ILogger _logger;
         private readonly SymbolsService _symbolsService;
         private readonly WorkspaceService _workspaceService;
-
         private CodeLensCapability _capability;
-        public Guid Id => _id;
+        private readonly Guid _id = Guid.NewGuid();
+        Guid ICanBeIdentifiedHandler.Id => _id;
 
         public PsesCodeLensHandlers(ILoggerFactory factory, SymbolsService symbolsService, WorkspaceService workspaceService, ConfigurationService configurationService)
         {
@@ -39,13 +38,15 @@ public PsesCodeLensHandlers(ILoggerFactory factory, SymbolsService symbolsServic
             _symbolsService = symbolsService;
         }
 
-        CodeLensRegistrationOptions IRegistration<CodeLensRegistrationOptions>.GetRegistrationOptions()
+        public CodeLensRegistrationOptions GetRegistrationOptions(CodeLensCapability capability, ClientCapabilities clientCapabilities) => new CodeLensRegistrationOptions
         {
-            return new CodeLensRegistrationOptions
-            {
-                DocumentSelector = LspUtils.PowerShellDocumentSelector,
-                ResolveProvider = true
-            };
+            DocumentSelector = LspUtils.PowerShellDocumentSelector,
+            ResolveProvider = true
+        };
+
+        public void SetCapability(CodeLensCapability capability, ClientCapabilities clientCapabilities)
+        {
+            _capability = capability;
         }
 
         public Task<CodeLensContainer> Handle(CodeLensParams request, CancellationToken cancellationToken)
@@ -57,14 +58,6 @@ public Task<CodeLensContainer> Handle(CodeLensParams request, CancellationToken
             return Task.FromResult(new CodeLensContainer(codeLensResults));
         }
 
-        public TextDocumentRegistrationOptions GetRegistrationOptions()
-        {
-            return new TextDocumentRegistrationOptions
-            {
-                DocumentSelector = LspUtils.PowerShellDocumentSelector,
-            };
-        }
-
         public bool CanResolve(CodeLens value)
         {
             CodeLensData codeLensData = value.Data.ToObject<CodeLensData>();