Enable IDE0060

.editorconfig

@@ -245,6 +245,10 @@ dotnet_diagnostic.IDE0055.severity = suggestion
 # IDE0059: Unnecessary assignment to a value
 dotnet_diagnostic.IDE0059.severity = warning
 
+# IDE0060: Remove unused parameter
+dotnet_code_quality_unused_parameters = non_public
+dotnet_diagnostic.IDE0060.severity = warning
+
 # IDE0062: Make local function static
 dotnet_diagnostic.IDE0062.severity = warning
 
@@ -259,7 +263,7 @@ dotnet_diagnostic.IDE0161.severity = warning
 dotnet_style_allow_multiple_blank_lines_experimental = false
 dotnet_diagnostic.IDE2000.severity = warning
 
-[{eng/tools/**.cs,**/{test,samples,perf}/**.cs}]
+[{eng/tools/**.cs,**/{test,testassets,samples,Samples,perf}/**.cs}]
 # CA1018: Mark attributes with AttributeUsageAttribute
 dotnet_diagnostic.CA1018.severity = suggestion
 # CA1507: Use nameof to express symbol names
@@ -312,6 +316,8 @@ dotnet_diagnostic.IDE0044.severity = suggestion
 dotnet_diagnostic.IDE0051.severity = suggestion
 # IDE0059: Unnecessary assignment to a value
 dotnet_diagnostic.IDE0059.severity = suggestion
+# IDE0060: Remove unused parameters
+dotnet_diagnostic.IDE0060.severity = suggestion
 # IDE0062: Make local function static
 dotnet_diagnostic.IDE0062.severity = suggestion
 
@@ -327,6 +333,8 @@ dotnet_diagnostic.CA1822.severity = silent
 dotnet_diagnostic.IDE0011.severity = silent
 # IDE0055: Fix formatting
 dotnet_diagnostic.IDE0055.severity = silent
+# IDE0060: Remove unused parameters
+dotnet_diagnostic.IDE0060.severity = silent
 # IDE0062: Make local function static
 dotnet_diagnostic.IDE0062.severity = silent
 # IDE0161: Convert to file-scoped namespace

src/Components/Components/src/BindConverter.cs

@@ -39,7 +39,7 @@ public static class BindConverter
     [SuppressMessage("ApiDesign", "RS0026:Do not add multiple public overloads with optional parameters", Justification = "Required to maintain compatibility")]
     public static string? FormatValue(string? value, CultureInfo? culture = null) => FormatStringValueCore(value, culture);
 
-    private static string? FormatStringValueCore(string? value, CultureInfo? culture)
+    private static string? FormatStringValueCore(string? value, CultureInfo? _)
     {
         return value;
     }
@@ -61,7 +61,7 @@ public static bool FormatValue(bool value, CultureInfo? culture = null)
     }
 
     // Used with generics
-    private static object FormatBoolValueCore(bool value, CultureInfo? culture)
+    private static object FormatBoolValueCore(bool value, CultureInfo? _)
     {
         // Formatting for bool is special-cased. We need to produce a boolean value for conditional attributes
         // to work.
@@ -85,7 +85,7 @@ private static object FormatBoolValueCore(bool value, CultureInfo? culture)
     }
 
     // Used with generics
-    private static object? FormatNullableBoolValueCore(bool? value, CultureInfo? culture)
+    private static object? FormatNullableBoolValueCore(bool? value, CultureInfo? _)
     {
         // Formatting for bool is special-cased. We need to produce a boolean value for conditional attributes
         // to work.
@@ -662,7 +662,7 @@ private static string FormatTimeOnlyValueCore(TimeOnly value, CultureInfo? cultu
         return value.Value.ToString(culture ?? CultureInfo.CurrentCulture);
     }
 
-    private static string? FormatEnumValueCore<T>(T value, CultureInfo? culture)
+    private static string? FormatEnumValueCore<T>(T value, CultureInfo? _)
     {
         if (value == null)
         {
@@ -1600,7 +1600,7 @@ private static bool ConvertToNullableGuidCore(object? obj, CultureInfo? culture,
         return true;
     }
 
-    private static bool ConvertToEnum<T>(object? obj, CultureInfo? culture, out T value) where T : struct, Enum
+    private static bool ConvertToEnum<T>(object? obj, CultureInfo? _, out T value) where T : struct, Enum
     {
         var text = (string?)obj;
         if (string.IsNullOrEmpty(text))
@@ -1625,7 +1625,7 @@ private static bool ConvertToEnum<T>(object? obj, CultureInfo? culture, out T va
         return true;
     }
 
-    private static bool ConvertToNullableEnum<T>(object? obj, CultureInfo? culture, out T? value) where T : struct, Enum
+    private static bool ConvertToNullableEnum<T>(object? obj, CultureInfo? _, out T? value) where T : struct, Enum
     {
         var text = (string?)obj;
         if (string.IsNullOrEmpty(text))

src/Components/Server/src/BlazorPack/Requires.cs

@@ -9,7 +9,7 @@ internal static void NotNull(object arg, string paramName)
     {
         if (arg == null)
         {
-            throw new ArgumentNullException(nameof(paramName));
+            throw new ArgumentNullException(paramName);
         }
     }
 

src/Components/Web/src/Forms/InputFile/BrowserFileStream.cs

@@ -76,7 +76,7 @@ public override async ValueTask<int> ReadAsync(Memory<byte> buffer, Cancellation
             return 0;
         }
 
-        var bytesRead = await CopyFileDataIntoBuffer(_position, buffer.Slice(0, maxBytesToRead), cancellationToken);
+        var bytesRead = await CopyFileDataIntoBuffer(buffer.Slice(0, maxBytesToRead), cancellationToken);
 
         _position += bytesRead;
 
@@ -98,7 +98,7 @@ private async Task<Stream> OpenReadStreamAsync(CancellationToken cancellationTok
             cancellationToken: cancellationToken);
     }
 
-    private async ValueTask<int> CopyFileDataIntoBuffer(long sourceOffset, Memory<byte> destination, CancellationToken cancellationToken)
+    private async ValueTask<int> CopyFileDataIntoBuffer(Memory<byte> destination, CancellationToken cancellationToken)
     {
         var stream = await OpenReadStreamTask;
         _copyFileDataCts = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken);

src/Components/WebAssembly/Server/src/TargetPickerUi.cs

@@ -87,7 +87,7 @@ Ensure your browser is running with debugging enabled.
         if (matchingTabs.Count == 1)
         {
             // We know uniquely which tab to debug, so just redirect
-            var devToolsUrlWithProxy = GetDevToolsUrlWithProxy(request, matchingTabs.Single());
+            var devToolsUrlWithProxy = GetDevToolsUrlWithProxy(matchingTabs.Single());
             context.Response.Redirect(devToolsUrlWithProxy);
         }
         else if (matchingTabs.Count == 0)
@@ -134,7 +134,7 @@ await context.Response.WriteAsync(@"
 
             foreach (var tab in matchingTabs)
             {
-                var devToolsUrlWithProxy = GetDevToolsUrlWithProxy(request, tab);
+                var devToolsUrlWithProxy = GetDevToolsUrlWithProxy(tab);
                 await context.Response.WriteAsync(
                     $"<a class='inspectable-page' href='{WebUtility.HtmlEncode(devToolsUrlWithProxy)}'>"
                     + $"<h3>{WebUtility.HtmlEncode(tab.Title)}</h3>{WebUtility.HtmlEncode(tab.Url)}"
@@ -143,7 +143,7 @@ await context.Response.WriteAsync(
         }
     }
 
-    private string GetDevToolsUrlWithProxy(HttpRequest request, BrowserTab tabToDebug)
+    private string GetDevToolsUrlWithProxy(BrowserTab tabToDebug)
     {
         var underlyingV8Endpoint = new Uri(tabToDebug.WebSocketDebuggerUrl);
         var proxyEndpoint = new Uri(_debugProxyUrl);

src/Components/WebView/WebView/src/IpcReceiver.cs

@@ -52,7 +52,7 @@ public async Task OnMessageReceivedAsync(PageContext pageContext, string message
                     BeginInvokeDotNet(pageContext, args[0].GetString(), args[1].GetString(), args[2].GetString(), args[3].GetInt64(), args[4].GetString());
                     break;
                 case IpcCommon.IncomingMessageType.EndInvokeJS:
-                    EndInvokeJS(pageContext, args[0].GetInt64(), args[1].GetBoolean(), args[2].GetString());
+                    EndInvokeJS(pageContext, args[2].GetString());
                     break;
                 case IpcCommon.IncomingMessageType.ReceiveByteArrayFromJS:
                     ReceiveByteArrayFromJS(pageContext, args[0].GetInt32(), args[1].GetBytesFromBase64());
@@ -77,7 +77,7 @@ private static void BeginInvokeDotNet(PageContext pageContext, string callId, st
             argsJson);
     }
 
-    private static void EndInvokeJS(PageContext pageContext, long asyncHandle, bool succeeded, string argumentsOrError)
+    private static void EndInvokeJS(PageContext pageContext, string argumentsOrError)
     {
         DotNetDispatcher.EndInvokeJS(pageContext.JSRuntime, argumentsOrError);
     }

src/DataProtection/DataProtection/src/KeyManagement/DefaultKeyResolver.cs

@@ -41,11 +41,11 @@ internal sealed class DefaultKeyResolver : IDefaultKeyResolver
     /// </remarks>
     private readonly TimeSpan _maxServerToServerClockSkew;
 
-    public DefaultKeyResolver(IOptions<KeyManagementOptions> keyManagementOptions)
-        : this(keyManagementOptions, NullLoggerFactory.Instance)
+    public DefaultKeyResolver()
+        : this(NullLoggerFactory.Instance)
     { }
 
-    public DefaultKeyResolver(IOptions<KeyManagementOptions> keyManagementOptions, ILoggerFactory loggerFactory)
+    public DefaultKeyResolver(ILoggerFactory loggerFactory)
     {
         _keyPropagationWindow = KeyManagementOptions.KeyPropagationWindow;
         _maxServerToServerClockSkew = KeyManagementOptions.MaxServerClockSkew;

src/DataProtection/DataProtection/test/KeyManagement/DefaultKeyResolverTests.cs

@@ -239,8 +239,7 @@ public void ResolveDefaultKeyPolicy_FallbackKey_NoNonRevokedKeysBeforePriorPropa
 
     private static IDefaultKeyResolver CreateDefaultKeyResolver()
     {
-        var options = Options.Create(new KeyManagementOptions());
-        return new DefaultKeyResolver(options, NullLoggerFactory.Instance);
+        return new DefaultKeyResolver(NullLoggerFactory.Instance);
     }
 
     private static IKey CreateKey(string activationDate, string expirationDate, string creationDate = null, bool isRevoked = false, bool createEncryptorThrows = false)

src/Http/Routing/src/DefaultLinkGenerator.cs

@@ -33,7 +33,6 @@ internal sealed partial class DefaultLinkGenerator : LinkGenerator, IDisposable
     private readonly Func<RouteEndpoint, TemplateBinder> _createTemplateBinder;
 
     public DefaultLinkGenerator(
-        ParameterPolicyFactory parameterPolicyFactory,
         TemplateBinderFactory binderFactory,
         EndpointDataSource dataSource,
         IOptions<RouteOptions> routeOptions,

src/Http/Routing/src/Matching/ILEmitTrieFactory.cs

@@ -32,10 +32,10 @@ public static Func<string, int, int, int> Create(
             typeof(int),
             new[] { typeof(string), typeof(int), typeof(int), });
 
-        GenerateMethodBody(method.GetILGenerator(), defaultDestination, exitDestination, entries, vectorize);
+        GenerateMethodBody(method.GetILGenerator(), defaultDestination, entries, vectorize);
 
 #if IL_EMIT_SAVE_ASSEMBLY
-            SaveAssembly(method.GetILGenerator(), defaultDestination, exitDestination, entries, vectorize);
+            SaveAssembly(method.GetILGenerator(), defaultDestination, entries, vectorize);
 #endif
 
         return (Func<string, int, int, int>)method.CreateDelegate(typeof(Func<string, int, int, int>));
@@ -59,7 +59,6 @@ internal static bool ShouldVectorize((string text, int destination)[] entries)
     private static void GenerateMethodBody(
         ILGenerator il,
         int defaultDestination,
-        int exitDestination,
         (string text, int destination)[] entries,
         bool? vectorize)
     {

src/Http/Routing/src/Template/TemplateBinder.cs

@@ -582,11 +582,9 @@ private bool TryBindValuesCore(UriBuildingContext context, RouteValueDictionary
                         // for format, so we remove '.' and generate 5.
                         if (!context.Accept(converted, parameterPart.EncodeSlashes))
                         {
-                            RoutePatternSeparatorPart? nullablePart;
-                            if (j != 0 && parameterPart.IsOptional && (nullablePart = parts[j - 1] as RoutePatternSeparatorPart) != null)
+                            if (j != 0 && parameterPart.IsOptional && parts[j - 1] is RoutePatternSeparatorPart)
                             {
-                                separatorPart = nullablePart;
-                                context.Remove(separatorPart.Content);
+                                context.Remove();
                             }
                             else
                             {

src/Http/Routing/src/Tree/LinkGenerationDecisionTree.cs

@@ -71,7 +71,7 @@ public IList<OutboundMatchResult> GetMatches(RouteValueDictionary values, RouteV
         {
             var results = new List<OutboundMatchResult>();
             Walk(results, values, ambientValues ?? EmptyAmbientValues, _root, isFallbackPath: false);
-            ProcessConventionalEntries(results, values, ambientValues ?? EmptyAmbientValues);
+            ProcessConventionalEntries(results);
             results.Sort(OutboundMatchResultComparer.Instance);
             return results;
         }
@@ -159,10 +159,7 @@ private void Walk(
         }
     }
 
-    private void ProcessConventionalEntries(
-        List<OutboundMatchResult> results,
-        RouteValueDictionary values,
-        RouteValueDictionary ambientvalues)
+    private void ProcessConventionalEntries(List<OutboundMatchResult> results)
     {
         for (var i = 0; i < _conventionalEntries.Count; i++)
         {

src/Http/Routing/src/UriBuildingContext.cs

@@ -10,7 +10,7 @@
 namespace Microsoft.AspNetCore.Routing;
 
 [DebuggerDisplay("{DebuggerToString(),nq}")]
-internal class UriBuildingContext
+internal sealed class UriBuildingContext
 {
     // Holds the 'accepted' parts of the path.
     private readonly StringBuilder _path;
@@ -133,7 +133,7 @@ public bool Accept(string? value, bool encodeSlashes)
         return true;
     }
 
-    public void Remove(string literal)
+    public void Remove()
     {
         Debug.Assert(_lastValueOffset != -1, "Cannot invoke Remove more than once.");
         _path.Length = _lastValueOffset;

src/Http/Routing/test/UnitTests/LinkGeneratorTestBase.cs

@@ -71,7 +71,6 @@ private protected DefaultLinkGenerator CreateLinkGenerator(
         var routeOptions = serviceProvider.GetRequiredService<IOptions<RouteOptions>>();
 
         return new DefaultLinkGenerator(
-            new DefaultParameterPolicyFactory(routeOptions, serviceProvider),
             serviceProvider.GetRequiredService<TemplateBinderFactory>(),
             new CompositeEndpointDataSource(routeOptions.Value.EndpointDataSources),
             routeOptions,

src/Identity/ApiAuthorization.IdentityServer/src/Configuration/ConfigureClients.cs

@@ -52,7 +52,7 @@ internal IEnumerable<Client> GetClients()
                         yield return GetLocalSPA(name, definition);
                         break;
                     case ApplicationProfiles.NativeApp:
-                        yield return GetNativeApp(name, definition);
+                        yield return GetNativeApp(name);
                         break;
                     default:
                         throw new InvalidOperationException($"Type '{definition.Profile}' is not supported.");
@@ -97,7 +97,7 @@ private static Client GetSPA(string name, ClientDefinition definition)
         return client.Build();
     }
 
-    private static Client GetNativeApp(string name, ClientDefinition definition)
+    private static Client GetNativeApp(string name)
     {
         var client = ClientBuilder.NativeApp(name)
             .FromConfiguration();

src/Logging.AzureAppServices/src/BatchingLogger.cs

@@ -28,7 +28,7 @@ public bool IsEnabled(LogLevel logLevel)
         return _provider.IsEnabled;
     }
 
-    public void Log<TState>(DateTimeOffset timestamp, LogLevel logLevel, EventId eventId, TState state, Exception exception, Func<TState, Exception, string> formatter)
+    public void Log<TState>(DateTimeOffset timestamp, LogLevel logLevel, EventId _, TState state, Exception exception, Func<TState, Exception, string> formatter)
     {
         if (!IsEnabled(logLevel))
         {

src/Middleware/Spa/SpaProxy/src/SpaProxyLaunchManager.cs

@@ -299,7 +299,7 @@ private void LaunchStopScriptMacOS(int spaProcessId)
         }
     }
 
-    public Task StopAsync(CancellationToken cancellationToken)
+    public Task StopAsync()
     {
         Dispose(true);
         return Task.CompletedTask;

src/Middleware/WebSockets/src/HandshakeHelpers.cs

@@ -147,7 +147,7 @@ public static bool ParseDeflateOptions(ReadOnlySpan<char> extension, bool server
                 }
 
                 hasClientMaxWindowBits = true;
-                if (!ParseWindowBits(value, WebSocketDeflateConstants.ClientMaxWindowBits, out var clientMaxWindowBits))
+                if (!ParseWindowBits(value, out var clientMaxWindowBits))
                 {
                     return false;
                 }
@@ -192,7 +192,7 @@ public static bool ParseDeflateOptions(ReadOnlySpan<char> extension, bool server
                 }
 
                 hasServerMaxWindowBits = true;
-                if (!ParseWindowBits(value, WebSocketDeflateConstants.ServerMaxWindowBits, out var parsedServerMaxWindowBits))
+                if (!ParseWindowBits(value, out var parsedServerMaxWindowBits))
                 {
                     return false;
                 }
@@ -211,7 +211,7 @@ public static bool ParseDeflateOptions(ReadOnlySpan<char> extension, bool server
                 parsedOptions.ServerMaxWindowBits = Math.Min(parsedServerMaxWindowBits ?? 15, serverMaxWindowBits);
             }
 
-            static bool ParseWindowBits(ReadOnlySpan<char> value, string propertyName, out int? parsedValue)
+            static bool ParseWindowBits(ReadOnlySpan<char> value, out int? parsedValue)
             {
                 var startIndex = value.IndexOf('=');
 

src/Mvc/Mvc.Api.Analyzers/src/ActualApiResponseMetadataFactory.cs

@@ -23,7 +23,6 @@ public static class ActualApiResponseMetadataFactory
     internal static bool TryGetActualResponseMetadata(
         in ApiControllerSymbolCache symbolCache,
         IMethodBodyBaseOperation methodBody,
-        CancellationToken cancellationToken,
         out IList<ActualApiResponseMetadata> actualResponseMetadata)
     {
         var localActualResponseMetadata = new List<ActualApiResponseMetadata>();

src/Mvc/Mvc.Api.Analyzers/src/AddResponseTypeAttributeCodeFixAction.cs

@@ -170,7 +170,7 @@ private static Dictionary<int, string> GetStatusCodeConstants(INamedTypeSymbol s
     {
         var operation = (IMethodBodyBaseOperation)context.SemanticModel.GetOperation(context.MethodSyntax, context.CancellationToken);
 
-        if (!ActualApiResponseMetadataFactory.TryGetActualResponseMetadata(context.SymbolCache, operation, context.CancellationToken, out var actualResponseMetadata))
+        if (!ActualApiResponseMetadataFactory.TryGetActualResponseMetadata(context.SymbolCache, operation, out var actualResponseMetadata))
         {
             // If we cannot parse metadata correctly, don't offer fixes.
             return Array.Empty<(int, ITypeSymbol?)>();

src/Mvc/Mvc.Api.Analyzers/src/ApiConventionAnalyzer.cs

@@ -45,7 +45,7 @@ private static void InitializeWorker(CompilationStartAnalysisContext compilation
             }
 
             var declaredResponseMetadata = SymbolApiResponseMetadataProvider.GetDeclaredResponseMetadata(symbolCache, method);
-            var hasUnreadableStatusCodes = !ActualApiResponseMetadataFactory.TryGetActualResponseMetadata(symbolCache, (IMethodBodyOperation)operationStartContext.Operation, operationStartContext.CancellationToken, out var actualResponseMetadata);
+            var hasUnreadableStatusCodes = !ActualApiResponseMetadataFactory.TryGetActualResponseMetadata(symbolCache, (IMethodBodyOperation)operationStartContext.Operation, out var actualResponseMetadata);
 
             var hasUndocumentedStatusCodes = false;
             foreach (var actualMetadata in actualResponseMetadata)

src/Mvc/Mvc.Api.Analyzers/test/ActualApiResponseMetadataFactoryTest.cs

@@ -328,7 +328,7 @@ public async Task TryGetActualResponseMetadata_ActionWithActionResultOfTReturnin
         var methodSyntax = (MethodDeclarationSyntax)syntaxTree.GetRoot().FindNode(method.Locations[0].SourceSpan);
         var methodOperation = (IMethodBodyBaseOperation)compilation.GetSemanticModel(syntaxTree).GetOperation(methodSyntax);
 
-        var result = ActualApiResponseMetadataFactory.TryGetActualResponseMetadata(symbolCache, methodOperation, CancellationToken.None, out var responseMetadatas);
+        var result = ActualApiResponseMetadataFactory.TryGetActualResponseMetadata(symbolCache, methodOperation, out var responseMetadatas);
 
         return (result, responseMetadatas, testSource);
     }