sourcegraph · idg2 · Apr 11, 2026
diff --git a/ScipDotnet.Tests/ScipDotnet.Tests.csproj b/ScipDotnet.Tests/ScipDotnet.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net10.0;net9.0;net8.0;net7.0;net6.0</TargetFrameworks>
+        <TargetFrameworks>net10.0;net9.0;net8.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <IsPackable>false</IsPackable>

diff --git a/ScipDotnet/IndexCommandHandler.cs b/ScipDotnet/IndexCommandHandler.cs
@@ -116,13 +116,14 @@ private static async Task ScipIndex(IHost host, IndexCommandOptions options)
     }
 
     private static string FixThisProblem(string examplePath) =>
-        "To fix this problem, pass the path of a solution (.sln) or project (.csproj/.vbrpoj) file to the `scip-dotnet index` command. " +
+        "To fix this problem, pass the path of a solution (.sln/.slnx) or project (.csproj/.vbproj) file to the `scip-dotnet index` command. " +
         $"For example, run: scip-dotnet index {examplePath}";
 
     private static List<FileInfo> FindSolutionOrProjectFile(FileInfo workingDirectory, ILogger logger)
     {
         var paths = Directory.GetFiles(workingDirectory.FullName).Where(file =>
             string.Equals(Path.GetExtension(file), ".sln", StringComparison.OrdinalIgnoreCase) ||
+            string.Equals(Path.GetExtension(file), ".slnx", StringComparison.OrdinalIgnoreCase) ||
             string.Equals(Path.GetExtension(file), ".csproj", StringComparison.OrdinalIgnoreCase) ||
             string.Equals(Path.GetExtension(file), ".vbproj", StringComparison.OrdinalIgnoreCase)
         ).ToList();
@@ -133,7 +134,7 @@ private static List<FileInfo> FindSolutionOrProjectFile(FileInfo workingDirector
         }
 
         logger.LogError(
-            "No solution (.sln) or .csproj/.vbproj file detected in the working directory '{WorkingDirectory}'. {FixThis}",
+            "No solution (.sln/.slnx) or .csproj/.vbproj file detected in the working directory '{WorkingDirectory}'. {FixThis}",
             workingDirectory.FullName, FixThisProblem("SOLUTION_FILE"));
         return new List<FileInfo>();
     }

diff --git a/ScipDotnet/Program.cs b/ScipDotnet/Program.cs
@@ -21,7 +21,7 @@ public static async Task<int> Main(string[] args)
     {
         var indexCommand = new Command("index", "Index a solution file")
         {
-            new Argument<FileInfo>("projects", "Path to the .sln (solution) or .csproj/.vbproj file")
+            new Argument<FileInfo>("projects", "Path to the .sln/.slnx (solution) or .csproj/.vbproj file")
                 { Arity = ArgumentArity.ZeroOrMore },
             new Option<string>("--output", () => "index.scip",
                 "Path to the output SCIP index file"),

diff --git a/ScipDotnet/ScipDotnet.csproj b/ScipDotnet/ScipDotnet.csproj
@@ -4,11 +4,11 @@
     <OutputType>Exe</OutputType>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
-    <Version>0.2.13</Version>
+    <Version>0.2.14</Version>
     <PackageLicenseFile>LICENSE</PackageLicenseFile>
     <PackageReadmeFile>readme.md</PackageReadmeFile>
     <PackageType>DotnetTool</PackageType>
-    <TargetFrameworks>net10.0;net9.0;net8.0;net7.0;net6.0</TargetFrameworks>
+    <TargetFrameworks>net10.0;net9.0;net8.0</TargetFrameworks>
     <PackAsTool>true</PackAsTool>
     <AssemblyName>scip-dotnet</AssemblyName>
     <RepositoryUrl>https://github.com/sourcegraph/scip-dotnet</RepositoryUrl>
@@ -19,14 +19,14 @@
     <None Include="../readme.md" Pack="true" PackagePath="" />
     <PackageReference Include="Google.Protobuf" Version="3.30.0" />
     <PackageReference Include="Microsoft.Build.Locator" Version="1.7.8" />
-    <PackageReference Include="Microsoft.CodeAnalysis" Version="4.4.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Features" Version="4.4.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.4.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Features" Version="4.4.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="4.4.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis" Version="5.3.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Features" Version="5.3.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="5.3.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Features" Version="5.3.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="5.3.0" />
     <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
     <PackageReference Include="System.CommandLine.Hosting" Version="0.4.0-alpha.22272.1" />
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="7.0.0" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="9.0.0" />
   </ItemGroup>
 
 </Project>
diff --git a/ScipDotnet/ScipProjectIndexer.cs b/ScipDotnet/ScipProjectIndexer.cs
@@ -20,7 +20,9 @@ public ScipProjectIndexer(ILogger<ScipProjectIndexer> logger) =>
 
     private void Restore(IndexCommandOptions options, FileInfo project)
     {
-        var arguments = project.Extension.Equals(".sln") ? $"restore {project.FullName} /p:EnableWindowsTargeting=true" : "restore /p:EnableWindowsTargeting=true";
+        var isSolution = project.Extension.Equals(".sln", StringComparison.OrdinalIgnoreCase)
+                      || project.Extension.Equals(".slnx", StringComparison.OrdinalIgnoreCase);
+        var arguments = isSolution ? $"restore {project.FullName} /p:EnableWindowsTargeting=true" : "restore /p:EnableWindowsTargeting=true";
         if (options.NugetConfigPath != null)
         {
             arguments += $" --configfile \"{options.NugetConfigPath.FullName}\"";
@@ -64,7 +66,9 @@ private void Restore(IndexCommandOptions options, FileInfo project)
             Restore(options, rootProject);
         }
 
-        var projects = (string.Equals(rootProject.Extension, ".csproj") || string.Equals(rootProject.Extension, ".vbproj")
+        var isProjectFile = string.Equals(rootProject.Extension, ".csproj", StringComparison.OrdinalIgnoreCase)
+                         || string.Equals(rootProject.Extension, ".vbproj", StringComparison.OrdinalIgnoreCase);
+        var projects = (isProjectFile
             ? new[]
             {
                 await host.Services.GetRequiredService<MSBuildWorkspace>()

diff --git a/snapshots/input/syntax-slnx/Main/Main.csproj b/snapshots/input/syntax-slnx/Main/Main.csproj
@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFrameworks>net10.0;net9.0;net8.0</TargetFrameworks>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/snapshots/input/syntax-slnx/Main/Program.cs b/snapshots/input/syntax-slnx/Main/Program.cs
@@ -0,0 +1,15 @@
+namespace SlnxTest;
+
+public class Greeter
+{
+    public string Greet(string name) => $"Hello, {name}!";
+}
+
+public static class Program
+{
+    public static void Main()
+    {
+        var greeter = new Greeter();
+        Console.WriteLine(greeter.Greet("World"));
+    }
+}
diff --git a/snapshots/input/syntax-slnx/syntax-slnx.slnx b/snapshots/input/syntax-slnx/syntax-slnx.slnx
@@ -0,0 +1,3 @@
+<Solution>
+  <Project Path="Main/Main.csproj" />
+</Solution>
diff --git a/snapshots/output-net10.0/syntax-slnx/Main/Program.cs b/snapshots/output-net10.0/syntax-slnx/Main/Program.cs
@@ -0,0 +1,34 @@
+  namespace SlnxTest;
+//          ^^^^^^^^ reference scip-dotnet nuget . . SlnxTest/
+
+  public class Greeter
+//             ^^^^^^^ definition scip-dotnet nuget . . SlnxTest/Greeter#
+//                     documentation ```cs\nclass Greeter\n```
+  {
+      public string Greet(string name) => $"Hello, {name}!";
+//                  ^^^^^ definition scip-dotnet nuget . . SlnxTest/Greeter#Greet().
+//                        documentation ```cs\npublic string Greeter.Greet(string name)\n```
+//                               ^^^^ definition scip-dotnet nuget . . SlnxTest/Greeter#Greet().(name)
+//                                    documentation ```cs\nstring name\n```
+//                                                  ^^^^ reference scip-dotnet nuget . . SlnxTest/Greeter#Greet().(name)
+  }
+
+  public static class Program
+//                    ^^^^^^^ definition scip-dotnet nuget . . SlnxTest/Program#
+//                            documentation ```cs\nclass Program\n```
+  {
+      public static void Main()
+//                       ^^^^ definition scip-dotnet nuget . . SlnxTest/Program#Main().
+//                            documentation ```cs\npublic static void Program.Main()\n```
+      {
+          var greeter = new Greeter();
+//            ^^^^^^^ definition local 0
+//                    documentation ```cs\nGreeter? greeter\n```
+//                          ^^^^^^^ reference scip-dotnet nuget . . SlnxTest/Greeter#
+          Console.WriteLine(greeter.Greet("World"));
+//        ^^^^^^^ reference scip-dotnet nuget System.Console 10.0.0.0 System/Console#
+//                ^^^^^^^^^ reference scip-dotnet nuget System.Console 10.0.0.0 System/Console#WriteLine(+11).
+//                          ^^^^^^^ reference local 0
+//                                  ^^^^^ reference scip-dotnet nuget . . SlnxTest/Greeter#Greet().
+      }
+  }