Put dotnet_diagnostic.CA1852.severity = warning into effect. Fix the …

…resulting warnings

eng/analyzers/Library.globalconfig

@@ -941,6 +941,7 @@ dotnet_diagnostic.CA1851.severity = suggestion
 # Help Link: https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1852
 # Tags : Telemetry, EnabledRuleInAggressiveMode, CompilationEnd
 dotnet_diagnostic.CA1852.severity = warning
+dotnet_code_quality.CA1852.ignore_internalsvisibleto = true
 
 # Title : Unnecessary call to 'Dictionary.ContainsKey(key)'
 # Category : Performance

src/Snippets/Docs/Chaos.Behavior.cs

@@ -86,7 +86,7 @@ public static void Pattern_InjectDelay()
  }
 }
 
-internal class RedisConnectionException : Exception
+internal sealed class RedisConnectionException : Exception
 {
  public RedisConnectionException()
  {

src/Snippets/Docs/Chaos.Index.cs

@@ -174,7 +174,7 @@ public static void CentralPipelineIntegration(IServiceCollection services)
  #region chaos-extension
 
  // Options that represent the chaos pipeline
- public class MyChaosOptions
+ public sealed class MyChaosOptions
  {
  public ChaosFaultStrategyOptions Fault { get; set; } = new()
  {

src/Snippets/Docs/DependencyInjection.cs

@@ -108,7 +108,7 @@ public static async Task KeyedServicesDefine(IServiceCollection services)
 
  #region di-keyed-services-use
 
- public class MyApi
+ public sealed class MyApi
  {
  private readonly ResiliencePipeline _pipeline;
  private readonly ResiliencePipeline<HttpResponseMessage> _genericPipeline;

src/Snippets/Docs/Fallback.cs

@@ -57,14 +57,14 @@ public static void Usage()
  #endregion
  }
 
- public class UserAvatar
+ public sealed class UserAvatar
  {
  public static readonly UserAvatar Blank = new();
 
  public static UserAvatar GetRandomAvatar() => new();
  }
 
- private class CustomNetworkException : Exception
+ private sealed class CustomNetworkException : Exception
  {
  public CustomNetworkException()
  {

src/Snippets/Docs/Hedging.cs

@@ -132,7 +132,7 @@ internal static class ResilienceKeys
 
  #region hedging-handler
 
- internal class HedgingHandler : DelegatingHandler
+ internal sealed class HedgingHandler : DelegatingHandler
  {
  private readonly ResiliencePipeline<HttpResponseMessage> _pipeline;
 

src/Snippets/Docs/Performance.cs

@@ -120,13 +120,13 @@ static async (context, state) =>
 
  private static ValueTask<Member> GetMemberAsync(string id, CancellationToken token) => default;
 
- public class Member
+ public sealed class Member
  {
  }
 
  #region perf-reuse-pipelines
 
- public class MyApi
+ public sealed class MyApi
  {
  private readonly ResiliencePipelineRegistry<string> _registry;
 

src/Snippets/Docs/Telemetry.cs

@@ -82,15 +82,15 @@ public static void AddResiliencePipelineWithTelemetry()
 
  #region telemetry-listeners
 
- internal class MyTelemetryListener : TelemetryListener
+ internal sealed class MyTelemetryListener : TelemetryListener
  {
  public override void Write<TResult, TArgs>(in TelemetryEventArguments<TResult, TArgs> args)
  {
  Console.WriteLine($"Telemetry event occurred: {args.Event.EventName}");
  }
  }
 
- internal class MyMeteringEnricher : MeteringEnricher
+ internal sealed class MyMeteringEnricher : MeteringEnricher
  {
  public override void Enrich<TResult, TArgs>(in EnrichmentContext<TResult, TArgs> context)
  {

src/Snippets/Docs/Utils/SomeExceptionType.cs

@@ -1,6 +1,6 @@
 namespace Snippets.Docs.Utils;
 
-internal class SomeExceptionType : Exception
+internal sealed class SomeExceptionType : Exception
 {
  public SomeExceptionType(string message)
  : base(message)