Switch to the latest 6.0.x NET SDK and fix compiler issues (#104)

.github/workflows/codeql-analysis.yml

@@ -19,7 +19,7 @@ jobs:
     - name: Setup .NET Core SDK
       uses: actions/[email protected]
       with:
-         dotnet-version: '6.0.102'
+         dotnet-version: 6.0.x
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v2

.github/workflows/publish-preview.yml

@@ -21,10 +21,10 @@ jobs:
     steps:
       - name: Checkout source
         uses: actions/checkout@v3
-      - name: Setup .NET Core 6.0 SDK
+      - name: Setup .NET Core SDK
         uses: actions/[email protected]
         with:
-          dotnet-version: '6.0.x'
+          dotnet-version: 6.0.x
           source-url: https://nuget.pkg.github.com/sungam3r/index.json
         env:
           NUGET_AUTH_TOKEN: ${{secrets.GITHUB_TOKEN}}

.github/workflows/publish-release.yml

@@ -27,10 +27,10 @@ jobs:
           version="${github_ref:10}"
           echo version=$version
           echo "version=$version" >> $GITHUB_ENV
-      - name: Setup .NET Core 6.0 SDK
+      - name: Setup .NET Core SDK
         uses: actions/[email protected]
         with:
-          dotnet-version: '6.0.x'
+          dotnet-version: 6.0.x
           source-url: https://api.nuget.org/v3/index.json
         env:
           NUGET_AUTH_TOKEN: ${{secrets.NUGET_API_KEY}}

src/SteroidsDI.Tests/Cases/ScopedTestBase.cs

@@ -30,17 +30,20 @@ public ScopedTestBase()
     // override this method to specify required services for unit tests
     protected virtual void ConfigureServices(IServiceCollection services)
     {
-        services.AddDefer();
-        services.AddGenericScope(GetType()); // GetType instead of <ScopedTestBase> to do not mix the same scope in case of parallel tests
+        _ = services
+            .AddDefer()
+            .AddGenericScope(GetType()); // GetType instead of <ScopedTestBase> to do not mix the same scope in case of parallel tests
     }
 
     protected T? GetService<T>() => ((IServiceScope)_scoped.Scope).ServiceProvider.GetService<T>();
 
-    protected T GetRequiredService<T>() => ((IServiceScope)_scoped.Scope).ServiceProvider.GetRequiredService<T>();
+    protected T GetRequiredService<T>() where T : notnull
+        => ((IServiceScope)_scoped.Scope).ServiceProvider.GetRequiredService<T>();
 
     public void Dispose()
     {
         _scoped.Dispose();
         _rootProvider.Dispose();
+        GC.SuppressFinalize(this);
     }
 }