Changed the implementation of how the AnyCPU implementation calls the native methods and throw an exception when an unsupported architecture is detected.

Author: dlemstra

src/Magick.NET/Helpers/Runtime.cs

@@ -8,9 +8,20 @@ namespace ImageMagick;
 
 internal static partial class Runtime
 {
-    public static bool Is64Bit { get; } = IntPtr.Size == 8;
+    public static bool Is64Bit { get; } = Architecture is Architecture.X64 or Architecture.Arm64;
 
-    public static bool IsArm64 { get; } = RuntimeInformation.ProcessArchitecture == Architecture.Arm64;
+    public static Architecture Architecture { get; } = GetArchitecture();
 
     public static bool IsWindows { get; } = RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
+
+    private static Architecture GetArchitecture()
+    {
+        var processArchitecture = RuntimeInformation.ProcessArchitecture;
+
+        return processArchitecture switch
+        {
+            Architecture.X64 or Architecture.Arm64 or Architecture.X86 => processArchitecture,
+            _ => throw new NotSupportedException($"{processArchitecture} is an unsupported architecture, only {nameof(Architecture.X64)}, {nameof(Architecture.Arm64)} and {nameof(Architecture.X86)} are supported."),
+        };
+    }
 }

src/Magick.NET/Native/NativeLibrary.cs

@@ -13,7 +13,7 @@ internal static class NativeLibrary
 
     public const string X64Name = Name + "-" + QuantumName + "-x64.dll";
 
-    public const string ARM64Name = Name + "-" + QuantumName + "-arm64.dll";
+    public const string Arm64Name = Name + "-" + QuantumName + "-arm64.dll";
 
 #if Q8
     private const string Quantum = "Q8";

tests/Magick.NET.Tests/TestHelpers/TestRuntime.cs

@@ -8,14 +8,11 @@ namespace Magick.NET.Tests;
 
 internal static class TestRuntime
 {
-    public static bool HasFlakyLinuxArm64Result
-        => IsLinux && Runtime.IsArm64;
+    public static bool HasFlakyLinuxArm64Result { get; } = IsLinux && Runtime.Architecture is Architecture.Arm64;
 
-    public static bool HasFlakyMacOSResult
-        => IsMacOS;
+    public static bool HasFlakyMacOSResult { get; } = IsMacOS;
 
-    public static bool HasFlakyMacOSArm64Result
-        => IsMacOS && Runtime.IsArm64;
+    public static bool HasFlakyMacOSArm64Result { get; } = IsMacOS && Runtime.Architecture is Architecture.Arm64;
 
     private static bool IsLinux { get; } = RuntimeInformation.IsOSPlatform(OSPlatform.Linux);