Replace NETCOREAPP compiler directive with NET

src/coreclr/tools/aot/ILCompiler.Trimming.Tests/TestCasesRunner/ILInputCompiler.cs

@@ -45,7 +45,7 @@ protected virtual void SetupProcess (Process process, CompilerOptions options)
 		private static string BuildArguments (CompilerOptions options)
 		{
 			var args = new StringBuilder ();
-#if NETCOREAPP
+#if NET
 			args.Append (options.OutputPath.ExtensionWithDot == ".dll" ? "-dll" : "-exe");
 			args.Append ($" -out:{options.OutputPath.InQuotes ()}");
 #else
@@ -58,7 +58,7 @@ private static string BuildArguments (CompilerOptions options)
 
 		protected virtual NPath LocateIlasm ()
 		{
-#if NETCOREAPP
+#if NET
 			var extension = RuntimeInformation.IsOSPlatform (OSPlatform.Windows) ? ".exe" : "";
 
 			var toolsDir = (string) AppContext.GetData ("Mono.Linker.Tests.ILToolsDir")!;

src/coreclr/tools/aot/ILCompiler.Trimming.Tests/TestCasesRunner/TestCaseCompiler.cs

@@ -9,7 +9,7 @@
 using System.Text;
 using Mono.Linker.Tests.Extensions;
 using Xunit;
-#if NETCOREAPP
+#if NET
 using System.Runtime.InteropServices;
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.Emit;
@@ -190,7 +190,7 @@ protected static NPath MakeSupportingAssemblyReferencePathAbsolute (NPath output
 			if (Path.IsPathRooted (referenceFileName))
 				return referenceFileName.ToNPath ();
 
-#if NETCOREAPP
+#if NET
 			if (referenceFileName.StartsWith ("System.", StringComparison.Ordinal) ||
 				referenceFileName.StartsWith ("Mono.", StringComparison.Ordinal) ||
 				referenceFileName.StartsWith ("Microsoft.", StringComparison.Ordinal) ||
@@ -224,14 +224,14 @@ protected NPath CompileAssembly (CompilerOptions options)
 
 		protected virtual NPath CompileCSharpAssemblyWithDefaultCompiler (CompilerOptions options)
 		{
-#if NETCOREAPP
+#if NET
 			return CompileCSharpAssemblyWithRoslyn (options);
 #else
 			return CompileCSharpAssemblyWithCsc (options);
 #endif
 		}
 
-#if NETCOREAPP
+#if NET
 		protected virtual NPath CompileCSharpAssemblyWithRoslyn (CompilerOptions options)
 		{
 			var languageVersion = LanguageVersion.Default;
@@ -331,7 +331,7 @@ protected virtual NPath CompileCSharpAssemblyWithRoslyn (CompilerOptions options
 
 		protected virtual NPath CompileCSharpAssemblyWithCsc (CompilerOptions options)
 		{
-#if NETCOREAPP
+#if NET
 			return CompileCSharpAssemblyWithRoslyn (options);
 #else
 			return CompileCSharpAssemblyWithExternalCompiler (LocateCscExecutable (), options, "/shared ");

src/coreclr/tools/aot/ILCompiler.Trimming.Tests/TestCasesRunner/TrimmingArgumentBuilder.cs

@@ -217,7 +217,7 @@ public virtual void ProcessOptions (TestCaseLinkerOptions options)
 
 			IgnoreLinkAttributes (options.IgnoreLinkAttributes);
 
-#if !NETCOREAPP
+#if !NET
 			if (!string.IsNullOrEmpty (options.Il8n))
 				AddIl8n (options.Il8n);
 #endif

src/libraries/Common/src/Extensions/ChangeCallbackRegistrar.cs

@@ -21,7 +21,7 @@ internal static class ChangeCallbackRegistrar
         /// <returns>The <see cref="CancellationToken"/> registration.</returns>
         internal static IDisposable UnsafeRegisterChangeCallback<T>(Action<object?> callback, object? state, CancellationToken token, Action<T> onFailure, T onFailureState)
         {
-#if NETCOREAPP || NETSTANDARD2_1
+#if NET || NETSTANDARD2_1
             try
             {
                 return token.UnsafeRegister(callback, state);

src/libraries/Common/src/System/HashCodeRandomization.cs

@@ -16,7 +16,7 @@ internal static class HashCodeRandomization
     {
         public static int GetRandomizedOrdinalHashCode(this string value)
         {
-#if NETCOREAPP
+#if NET
             // In .NET Core, string hash codes are already randomized.
 
             return value.GetHashCode();

src/libraries/Common/src/System/Reflection/AssemblyNameFormatter.cs

@@ -129,7 +129,7 @@ private static void AppendQuoted(this ref ValueStringBuilder vsb, string s)
                 vsb.Append(quoteChar);
         }
 
-#if !NETCOREAPP
+#if !NET
         private static void AppendSpanFormattable(this ref ValueStringBuilder vsb, ushort value)
         {
             vsb.Append(value.ToString());

src/libraries/Common/src/System/Resources/ResourceWriter.cs

@@ -488,7 +488,7 @@ private static ResourceTypeCode FindTypeCode(object? value, List<string> types)
                 if (typeName.StartsWith("ResourceTypeCode.", StringComparison.Ordinal))
                 {
                     typeName = typeName.Substring(17);  // Remove through '.'
-#if NETCOREAPP
+#if NET
                     ResourceTypeCode typeCode = Enum.Parse<ResourceTypeCode>(typeName);
 #else
                     ResourceTypeCode typeCode = (ResourceTypeCode)Enum.Parse(typeof(ResourceTypeCode), typeName);

src/libraries/Common/src/System/Security/Cryptography/Asn1/Pkcs12/PfxAsn.manual.cs

@@ -63,7 +63,7 @@ internal bool VerifyMac(
                 throw new CryptographicException(SR.Cryptography_Der_Invalid_Encoding);
             }
 
-#if NETCOREAPP
+#if NET
             Debug.Assert(expectedOutputSize <= 64); // SHA512 is the largest digest size we know about
             Span<byte> derived = stackalloc byte[expectedOutputSize];
 #else

src/libraries/Common/src/System/Security/Cryptography/Helpers.cs

@@ -12,21 +12,21 @@ internal static partial class Helpers
     {
         [UnsupportedOSPlatformGuard("browser")]
         internal static bool HasSymmetricEncryption { get; } =
-#if NETCOREAPP
+#if NET
             !OperatingSystem.IsBrowser();
 #else
             true;
 #endif
 
-#if NETCOREAPP
+#if NET
         [UnsupportedOSPlatformGuard("ios")]
         [UnsupportedOSPlatformGuard("tvos")]
         public static bool IsDSASupported => !OperatingSystem.IsIOS() && !OperatingSystem.IsTvOS();
 #else
         public static bool IsDSASupported => true;
 #endif
 
-#if NETCOREAPP
+#if NET
         [UnsupportedOSPlatformGuard("android")]
         [UnsupportedOSPlatformGuard("browser")]
         public static bool IsRC2Supported => !OperatingSystem.IsAndroid() && !OperatingSystem.IsBrowser();
@@ -36,7 +36,7 @@ internal static partial class Helpers
 
         [UnsupportedOSPlatformGuard("browser")]
         internal static bool HasMD5 { get; } =
-#if NETCOREAPP
+#if NET
             !OperatingSystem.IsBrowser();
 #else
             true;

src/libraries/Common/src/System/Text/Json/PooledByteBufferWriter.cs

@@ -27,7 +27,7 @@ internal sealed class PooledByteBufferWriter : IBufferWriter<byte>, IDisposable
 
         private PooledByteBufferWriter()
         {
-#if NETCOREAPP
+#if NET
             // Ensure we are in sync with the Array.MaxLength implementation.
             Debug.Assert(MaximumBufferSize == Array.MaxLength);
 #endif
@@ -147,7 +147,7 @@ public Span<byte> GetSpan(int sizeHint = MinimumBufferSize)
             return _rentedBuffer.AsSpan(_index);
         }
 
-#if NETCOREAPP
+#if NET
         internal ValueTask WriteToStreamAsync(Stream destination, CancellationToken cancellationToken)
         {
             return destination.WriteAsync(WrittenMemory, cancellationToken);

src/libraries/Common/src/System/Text/ValueStringBuilder.cs

@@ -161,7 +161,7 @@ public void Insert(int index, string? s)
             int remaining = _pos - index;
             _chars.Slice(index, remaining).CopyTo(_chars.Slice(index + count));
             s
-#if !NETCOREAPP
+#if !NET
                 .AsSpan()
 #endif
                 .CopyTo(_chars.Slice(index));
@@ -213,7 +213,7 @@ private void AppendSlow(string s)
             }
 
             s
-#if !NETCOREAPP
+#if !NET
                 .AsSpan()
 #endif
                 .CopyTo(_chars.Slice(pos));

src/libraries/Common/tests/SourceGenerators/RoslynTestUtils.cs

@@ -349,7 +349,7 @@ private static async Task<Document> RecreateDocumentAsync(Document document)
         }
 
         private static string ReplaceLineEndings(string text) =>
-#if NETCOREAPP
+#if NET
             text.ReplaceLineEndings("\n");
 #else
             text.Replace("\r\n", "\n");

src/libraries/Common/tests/System/Collections/TestBase.Generic.cs

@@ -255,7 +255,7 @@ protected IEnumerable<T> CreateHashSet(IEnumerable<T> enumerableToMatchTo, int c
             return set;
         }
 
-#if NETCOREAPP
+#if NET
         /// <summary>
         /// Create a HashSet with a specific initial capacity and fill it with a specific number of elements.
         /// </summary>

src/libraries/Common/tests/System/IO/Compression/ZipTestHelper.cs

@@ -233,7 +233,7 @@ public static void IsZipSameAsDir(Stream archiveFile, string directory, ZipArchi
                         using (Stream entrystream = entry.Open())
                         {
                             ReadAllBytes(entrystream, buffer, 0, buffer.Length);
-#if NETCOREAPP
+#if NET
                             uint zipcrc = entry.Crc32;
                             Assert.Equal(CRC.CalculateCRC(buffer), zipcrc);
 #endif

src/libraries/Common/tests/System/Net/Http/ByteAtATimeContent.cs

@@ -24,7 +24,7 @@ public ByteAtATimeContent(int length, Task waitToSend, TaskCompletionSource<bool
             _millisecondDelayBetweenBytes = millisecondDelayBetweenBytes;
         }
 
-#if NETCOREAPP
+#if NET
         protected override void SerializeToStream(Stream stream, TransportContext context, CancellationToken cancellationToken) =>
             SerializeToStreamAsync(stream, context).GetAwaiter().GetResult();
 #endif

src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTest.Decompression.cs

@@ -200,7 +200,7 @@ await server.AcceptConnectionAsync(async connection =>
         }
 
         [Theory]
-#if NETCOREAPP
+#if NET
         [InlineData(DecompressionMethods.Brotli, "br", "")]
         [InlineData(DecompressionMethods.Brotli, "br", "br")]
         [InlineData(DecompressionMethods.Brotli, "br", "gzip")]
@@ -264,7 +264,7 @@ await LoopbackServer.CreateServerAsync(async (server, url) =>
         }
 
         [Theory]
-#if NETCOREAPP
+#if NET
         [InlineData(DecompressionMethods.GZip | DecompressionMethods.Deflate | DecompressionMethods.Brotli, "gzip; q=1.0, deflate; q=1.0, br; q=1.0", "")]
 #endif
         [InlineData(DecompressionMethods.GZip | DecompressionMethods.Deflate, "gzip; q=1.0, deflate; q=1.0", "")]

src/libraries/Common/tests/System/Net/Http/HttpClientHandlerTestBase.cs

@@ -2,7 +2,7 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Collections.Generic;
-#if !NETCOREAPP
+#if !NET
 using System.Diagnostics;
 #endif
 using System.IO;
@@ -90,7 +90,7 @@ public VersionCheckerHttpHandler(HttpMessageHandler innerHandler, Version expect
                 _expectedVersion = expectedVersion;
             }
 
-#if NETCOREAPP
+#if NET
             protected override HttpResponseMessage Send(HttpRequestMessage request, CancellationToken cancellationToken)
             {
                 if (request.Version != _expectedVersion)
@@ -138,7 +138,7 @@ public static Task<HttpResponseMessage> SendAsync(this HttpClient client, bool a
             }
             else
             {
-#if NETCOREAPP
+#if NET
                 // Note that the sync call must be done on a different thread because it blocks until the server replies.
                 // However, the server-side of the request handling is in many cases invoked after the client, thus deadlocking the test.
                 return Task.Run(() => client.Send(request, completionOption, cancellationToken));
@@ -159,7 +159,7 @@ public static Task<HttpResponseMessage> SendAsync(this HttpMessageInvoker invoke
             }
             else
             {
-#if NETCOREAPP
+#if NET
                 // Note that the sync call must be done on a different thread because it blocks until the server replies.
                 // However, the server-side of the request handling is in many cases invoked after the client, thus deadlocking the test.
                 return Task.Run(() => invoker.Send(request, cancellationToken));
@@ -176,7 +176,7 @@ public static Task<Stream> ReadAsStreamAsync(this HttpContent content, bool asyn
         {
             if (async)
             {
-#if NETCOREAPP
+#if NET
                 // No CancellationToken accepting overload on NETFX.
                 return content.ReadAsStreamAsync(cancellationToken);
 #else
@@ -186,7 +186,7 @@ public static Task<Stream> ReadAsStreamAsync(this HttpContent content, bool asyn
             }
             else
             {
-#if NETCOREAPP
+#if NET
                 return Task.FromResult(content.ReadAsStream(cancellationToken));
 #else
                 // Framework won't ever have the sync API.
@@ -199,7 +199,7 @@ public static Task<Stream> ReadAsStreamAsync(this HttpContent content, bool asyn
 
         public static Task<byte[]> GetByteArrayAsync(this HttpClient client, bool async, bool useCopyTo, Uri uri)
         {
-#if NETCOREAPP
+#if NET
             return Task.Run(async () =>
             {
                 var m = new HttpRequestMessage(HttpMethod.Get, uri);

src/libraries/Common/tests/System/Net/Http/HttpMessageHandlerLoopbackServer.cs

@@ -60,7 +60,7 @@ public LoopbackServerHttpMessageHandler(Func<HttpMessageHandlerLoopbackServer, T
                 _serverFunc = serverFunc;
             }
 
-#if NETCOREAPP
+#if NET
             protected override HttpResponseMessage Send(HttpRequestMessage request, CancellationToken cancellationToken)
             {
                 return SendAsync(request, cancellationToken).GetAwaiter().GetResult();

src/libraries/Common/tests/System/Net/Http/ResponseStreamTest.cs

@@ -228,7 +228,7 @@ await client.GetAsync(remoteServer.EchoUri, HttpCompletionOption.ResponseHeaders
             }
         }
 
-#if NETCOREAPP
+#if NET
 
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsChromium))]
         public async Task BrowserHttpHandler_Streaming()

src/libraries/Common/tests/System/Net/Http/TestHelper.cs

@@ -96,7 +96,7 @@ public static Task WhenAllCompletedOrAnyFailedWithTimeout(int timeoutInMilliseco
             return TaskTimeoutExtensions.WhenAllOrAnyFailed(tasks, timeoutInMilliseconds);
         }
 
-#if NETCOREAPP
+#if NET
         public static Func<HttpRequestMessage, X509Certificate2, X509Chain, SslPolicyErrors, bool> AllowAllCertificates = HttpClientHandler.DangerousAcceptAnyServerCertificateValidator;
 #else
         public static Func<HttpRequestMessage, X509Certificate2, X509Chain, SslPolicyErrors, bool> AllowAllCertificates = (_, __, ___, ____) => true;
@@ -149,7 +149,7 @@ public static X509Certificate2 CreateServerSelfSignedCertificate(string name = "
             }
         }
 
-#if NETCOREAPP
+#if NET
         public static SocketsHttpHandler CreateSocketsHttpHandler(bool allowAllCertificates = false)
         {
             var handler = new SocketsHttpHandler();

src/libraries/Common/tests/System/Security/Cryptography/AlgorithmImplementations/DSA/DSASignVerify.cs

@@ -75,7 +75,7 @@ public void InvalidArrayArguments_Throws()
         }
     }
 
-#if NETCOREAPP
+#if NET
     [SkipOnPlatform(TestPlatforms.Browser | TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst, "Not supported on Browser/iOS/tvOS/MacCatalyst")]
     public sealed class DSASignVerify_Span : DSASignVerify
     {

src/libraries/Common/tests/System/Security/Cryptography/AlgorithmImplementations/EC/CurveDef.cs

@@ -5,7 +5,7 @@ namespace System.Security.Cryptography.Tests
 {
     public class CurveDef
     {
-#if NETCOREAPP
+#if NET
         public CurveDef() { }
         public ECCurve Curve;
         public ECCurve.ECCurveType CurveType;

src/libraries/Common/tests/System/Security/Cryptography/AlgorithmImplementations/EC/EccTestBase.cs

@@ -15,7 +15,7 @@ namespace System.Security.Cryptography.Tests
     /// </summary>
     public abstract class EccTestBase
     {
-#if NETCOREAPP
+#if NET
         internal const string ECDSA_P224_OID_VALUE = "1.3.132.0.33"; // Also called nistP224 or secP224r1
         internal const string ECDSA_P256_OID_VALUE = "1.2.840.10045.3.1.7"; // Also called nistP256, secP256r1 or prime256v1(OpenSsl)
         internal const string ECDSA_P384_OID_VALUE = "1.3.132.0.34"; // Also called nistP384 or secP384r1

src/libraries/Common/tests/System/Security/Cryptography/AlgorithmImplementations/ECDiffieHellman/ECDiffieHellmanFactory.cs

@@ -7,7 +7,7 @@ public interface IECDiffieHellmanProvider
     {
         ECDiffieHellman Create();
         ECDiffieHellman Create(int keySize);
-#if NETCOREAPP
+#if NET
         ECDiffieHellman Create(ECCurve curve);
 #endif
         bool IsCurveValid(Oid oid);
@@ -29,7 +29,7 @@ public static ECDiffieHellman Create(int keySize)
             return s_provider.Create(keySize);
         }
 
-#if NETCOREAPP
+#if NET
         public static ECDiffieHellman Create(ECCurve curve)
         {
             return s_provider.Create(curve);

src/libraries/Common/tests/System/Security/Cryptography/AlgorithmImplementations/ECDiffieHellman/ECDiffieHellmanTests.Hash.cs

@@ -290,7 +290,7 @@ public static IEnumerable<object[]> HashDerivationTestCases()
             }
         }
 
-#if NETCOREAPP
+#if NET
         [Theory]
         [MemberData(nameof(HashDerivationTestCases))]
         public static void HashDerivation_KnownResults(