Add RuntimeFeature IsMultithreadingSupported

api_list.include.md

@@ -840,6 +840,11 @@
  * `bool IsMatch(ReadOnlySpan<char>, string)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.regularexpressions.regex.ismatch?view=net-11.0#system-text-regularexpressions-regex-ismatch(system-readonlyspan((system-char))-system-string))
 
 
+#### RuntimeFeature
+
+ * `IsMultithreadingSupported` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.runtime.compilerservices.runtimefeature.ismultithreadingsupported?view=net-11.0)
+
+
 #### SByte
 
  * `bool TryFormat(Span<byte>, int, ReadOnlySpan<char>, IFormatProvider?)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.sbyte.tryformat?view=net-11.0#system-sbyte-tryformat(system-span((system-byte))-system-int32@-system-readonlyspan((system-char))-system-iformatprovider))

src/Consume/Consume.cs

@@ -779,6 +779,13 @@ void Stopwatch_Methods()
         elapsed = Stopwatch.GetElapsedTime(timestamp, Stopwatch.GetTimestamp());
     }
 
+#if NET471_OR_GREATER || NETCOREAPP || NETSTANDARD2_1_OR_GREATER
+    void RuntimeFeature_Methods()
+    {
+        var supported = RuntimeFeature.IsMultithreadingSupported;
+    }
+#endif
+
     void Path_Methods()
     {
         var relative = Path.GetRelativePath("/folder1/folder2", "/folder1/folder3");

src/Polyfill/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,19 @@
+#if !NET11_0_OR_GREATER && (NET471_OR_GREATER || NETCOREAPP || NETSTANDARD2_1_OR_GREATER)
+
+namespace Polyfills;
+
+using System.Runtime.CompilerServices;
+
+static partial class Polyfill
+{
+    extension(RuntimeFeature)
+    {
+        /// <summary>
+        /// Gets a value that indicates whether the runtime supports multithreading.
+        /// </summary>
+        //Link: https://learn.microsoft.com/en-us/dotnet/api/system.runtime.compilerservices.runtimefeature.ismultithreadingsupported?view=net-11.0
+        public static bool IsMultithreadingSupported => true;
+    }
+}
+
+#endif

src/Split/net10.0/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net471/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net472/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net48/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net481/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net5.0/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net6.0/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net7.0/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net8.0/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/net9.0/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/netcoreapp2.0/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/netcoreapp2.1/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/netcoreapp2.2/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/netcoreapp3.0/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/netcoreapp3.1/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Split/netstandard2.1/RuntimeFeaturePolyfill.cs

@@ -0,0 +1,14 @@
+// <auto-generated />
+#pragma warning disable
+namespace Polyfills;
+using System.Runtime.CompilerServices;
+static partial class Polyfill
+{
+	extension(RuntimeFeature)
+	{
+		/// <summary>
+		/// Gets a value that indicates whether the runtime supports multithreading.
+		/// </summary>
+		public static bool IsMultithreadingSupported => true;
+	}
+}

src/Tests/PolyfillTests_RuntimeFeature.cs

@@ -0,0 +1,14 @@
+#if NET471_OR_GREATER || NETCOREAPP || NETSTANDARD2_1_OR_GREATER
+
+using System.Runtime.CompilerServices;
+
+partial class PolyfillTests
+{
+    [Test]
+    public async Task RuntimeFeatureIsMultithreadingSupported()
+    {
+        await Assert.That(RuntimeFeature.IsMultithreadingSupported).IsTrue();
+    }
+}
+
+#endif