From 2b8b231560fa90069d0ca739104d5177d12cd22d Mon Sep 17 00:00:00 2001
From: ZhaoMCX <78784728+ZhaoMCX@users.noreply.github.com>
Date: Wed, 29 Jul 2026 15:39:50 +0800
Subject: [PATCH] fix: skip code fix assemblies when configuring Roslyn
 analyzers

---
 .../Assets/Tests/Editor/NuGetTests.cs                  |  7 +++++++
 src/NuGetForUnity/Editor/Helper/AnalyzerHelper.cs      | 10 ++++++++++
 2 files changed, 17 insertions(+)

diff --git a/src/NuGetForUnity.Tests/Assets/Tests/Editor/NuGetTests.cs b/src/NuGetForUnity.Tests/Assets/Tests/Editor/NuGetTests.cs
index 33680a7e..5cdc34af 100644
--- a/src/NuGetForUnity.Tests/Assets/Tests/Editor/NuGetTests.cs
+++ b/src/NuGetForUnity.Tests/Assets/Tests/Editor/NuGetTests.cs
@@ -52,6 +52,13 @@ public void SimpleRestoreTest()
         Assert.Pass();
     }
 
+    [TestCase("MessagePack.Analyzers.CodeFixes.dll")]
+    [TestCase("messagepack.analyzers.codefixes.DLL")]
+    public void CodeFixAssemblyIsNotEnabledAsRoslynAnalyzerTest(string assemblyPath)
+    {
+        Assert.IsFalse(AnalyzerHelper.ShouldEnableRoslynAnalyzer(assemblyPath));
+    }
+
     [Test]
     public void LoadConfigFileTest()
     {
diff --git a/src/NuGetForUnity/Editor/Helper/AnalyzerHelper.cs b/src/NuGetForUnity/Editor/Helper/AnalyzerHelper.cs
index ac4a143d..a60f55e8 100644
--- a/src/NuGetForUnity/Editor/Helper/AnalyzerHelper.cs
+++ b/src/NuGetForUnity/Editor/Helper/AnalyzerHelper.cs
@@ -16,6 +16,11 @@ internal static class AnalyzerHelper
         /// </summary>
         private const string AnalyzersFolderName = "analyzers";
 
+        /// <summary>
+        ///     File name suffix used by assemblies that provide IDE code fixes instead of compiler analyzers.
+        /// </summary>
+        private const string CodeFixAssemblySuffix = ".CodeFixes.dll";
+
         /// <summary>
         ///     Name of the root folder containing dotnet analyzers.
         /// </summary>
@@ -33,6 +38,11 @@ internal static class AnalyzerHelper
         /// <returns>True if the label should be added, false otherwise.</returns>
         public static bool ShouldEnableRoslynAnalyzer(string path)
         {
+            if (path.EndsWith(CodeFixAssemblySuffix, StringComparison.OrdinalIgnoreCase))
+            {
+                return false;
+            }
+
             // The nuget package can contain analyzers for multiple Roslyn versions.
             // In that case, for the same package, the most recent version must be chosen out of those available for the current Unity version.
             var assetPath = Path.GetFullPath(path);