Add the Dotnet runtimes to the list of assemblies

dnSpy/dnSpy.Contracts.Logic/Utilities/DotNetPathProvider.cs

@@ -98,6 +98,12 @@ static FrameworkPaths[] CreateAndSortFrameworkPaths(IEnumerable<FrameworkPath> l
 			return array;
 		}
 
+		/// <summary>
+		/// Returns the .NET Core runtime assembly directories found on the system.
+		/// </summary>
+		/// <returns>.NET Core framework path info</returns>
+		public FrameworkPath[] GetSharedDotNetPaths() => netPathsShared.SelectMany(x => x.frameworkPaths).ToArray();
+
 		/// <summary>
 		/// Returns the .NET Core runtime assembly directories found on the system.
 		/// </summary>

dnSpy/dnSpy.Contracts.Logic/Utilities/FrameworkPath.cs

@@ -31,10 +31,12 @@ sealed class FrameworkPaths : IComparable<FrameworkPaths> {
 		public readonly FrameworkVersion Version;
 		public readonly Version SystemVersion;
 		public readonly bool IsReferencePath;
+		internal readonly FrameworkPath[] frameworkPaths;
 
 		string DebuggerPaths => string.Join(Path.PathSeparator.ToString(), Paths);
 
 		public FrameworkPaths(FrameworkPath[] paths, bool isRef) {
+			frameworkPaths = paths;
 			var firstPath = paths[0];
 #if DEBUG
 			for (int i = 1; i < paths.Length; i++) {
@@ -122,39 +124,82 @@ public bool IsCompatibleWithNetStandard(Version netStandardVersion) {
 		}
 	}
 
+	/// <summary>
+	/// .NET Core path info
+	/// </summary>
 	// It's a class since very few of these are created
 	[DebuggerDisplay("{Bitness,d}-bit {Version,nq} {Path,nq}")]
-	sealed class FrameworkPath {
+	public sealed class FrameworkPath {
+		/// <summary>
+		/// .NET Core assembly directories
+		/// </summary>
 		public readonly string Path;
+		/// <summary>
+		/// Assembly bitness
+		/// </summary>
 		public readonly int Bitness;
+		/// <summary>
+		/// Assembly version
+		/// </summary>
 		public readonly FrameworkVersion Version;
 
+		/// <summary>
+		/// Constructor
+		/// </summary>
+		/// <param name="path">.NET Core assembly directories</param>
+		/// <param name="bitness">Assembly bitness</param>
+		/// <param name="version">Assembly version</param>
+		/// <exception cref="ArgumentNullException"><paramref name="path"/> is null</exception>
 		public FrameworkPath(string path, int bitness, FrameworkVersion version) {
 			Path = path ?? throw new ArgumentNullException(nameof(path));
 			Bitness = bitness;
 			Version = version;
 		}
 	}
 
-	readonly struct FrameworkVersion : IComparable<FrameworkVersion>, IEquatable<FrameworkVersion> {
+	/// <summary>
+	/// .NET Core version info
+	/// </summary>
+	public readonly struct FrameworkVersion : IComparable<FrameworkVersion>, IEquatable<FrameworkVersion> {
+		/// <summary>
+		/// The major component
+		/// </summary>
 		public readonly int Major;
+		/// <summary>
+		/// The minor component
+		/// </summary>
 		public readonly int Minor;
+		/// <summary>
+		/// The patch component
+		/// </summary>
 		public readonly int Patch;
+		/// <summary>
+		/// The extra component
+		/// </summary>
 		public readonly string Extra;
 
+		/// <summary>
+		/// Constructor
+		/// </summary>
+		/// <param name="major">The major component</param>
+		/// <param name="minor">The minor component</param>
+		/// <param name="patch">The patch component</param>
+		/// <param name="extra">The extra component</param>
 		public FrameworkVersion(int major, int minor, int patch, string extra) {
 			Major = major;
 			Minor = minor;
 			Patch = patch;
 			Extra = extra;
 		}
 
+		/// <inheritdoc/>
 		public override string ToString() {
 			if (Extra.Length == 0)
 				return $"{Major}.{Minor}.{Patch}";
 			return $"{Major}.{Minor}.{Patch}-{Extra}";
 		}
 
+		/// <inheritdoc/>
 		public int CompareTo(FrameworkVersion other) {
 			int c = Major.CompareTo(other.Major);
 			if (c != 0)
@@ -178,13 +223,17 @@ static int CompareExtra(string a, string b) {
 			return StringComparer.Ordinal.Compare(a, b);
 		}
 
+		/// <inheritdoc/>
 		public bool Equals(FrameworkVersion other) =>
 			Major == other.Major &&
 			Minor == other.Minor &&
 			Patch == other.Patch &&
 			StringComparer.Ordinal.Equals(Extra, other.Extra);
 
+		/// <inheritdoc/>
 		public override bool Equals(object? obj) => obj is FrameworkVersion other && Equals(other);
+
+		/// <inheritdoc/>
 		public override int GetHashCode() => Major ^ Minor ^ Patch ^ StringComparer.Ordinal.GetHashCode(Extra ?? string.Empty);
 	}
 }

dnSpy/dnSpy/Documents/Tabs/DefaultDocumentList.cs

@@ -26,6 +26,7 @@ You should have received a copy of the GNU General Public License
 using System.Xml.Linq;
 using dnSpy.Contracts.App;
 using dnSpy.Contracts.Documents;
+using dnSpy.Contracts.Utilities;
 
 namespace dnSpy.Documents.Tabs {
 	sealed class DefaultDocumentList {
@@ -48,6 +49,61 @@ public DefaultDocumentList(string name, IEnumerable<DsDocumentInfo> asmNames) {
 		public void Add(DsDocumentInfo file) => files.Add(file);
 	}
 
+	sealed class DotnetReferenceFileFinder {
+		readonly CancellationToken cancellationToken;
+		readonly List<DefaultDocumentList> allLists;
+
+		public DotnetReferenceFileFinder(CancellationToken cancellationToken) {
+			this.cancellationToken = cancellationToken;
+			allLists = new List<DefaultDocumentList>();
+		}
+
+		public IEnumerable<DefaultDocumentList> AllFiles => allLists.ToArray();
+
+		public void Find() {
+			cancellationToken.ThrowIfCancellationRequested();
+
+			var dotNetPathProvider = new DotNetPathProvider();
+
+			foreach (var frameworkPath in dotNetPathProvider.GetSharedDotNetPaths()) {
+				cancellationToken.ThrowIfCancellationRequested();
+				var appName = $"{Path.GetFileName(Path.GetDirectoryName(frameworkPath.Path))} {frameworkPath.Version} (x{frameworkPath.Bitness:d})";
+				allLists.Add(new DefaultDocumentList(appName, Directory.GetFiles(frameworkPath.Path, "*.dll").Where(FilterFiles).Select(DsDocumentInfo.CreateDocument)));
+			}
+		}
+
+		static bool FilterFiles(string file) {
+			var fileName = Path.GetFileName(file);
+
+			if (fileName.Length == 0)
+				return false;
+
+			// The official managed assemblies in .NET Core almost always start with uppercase characters, which makes it easy for quick filtering.
+			if (fileName[0] >= 'A' && fileName[0] <= 'Z') {
+				// Exclude native assemblies here
+				// Microsoft.NETCore.App
+				if (fileName.StartsWith("Microsoft.DiaSymReader.Native.", StringComparison.Ordinal))
+					return false;
+
+				// Microsoft.WindowsDesktop.App
+				if (fileName.StartsWith("D3DCompiler_", StringComparison.Ordinal) || fileName.Equals("PenImc_cor3") || fileName.Equals("PresentationNative_cor3"))
+					return false;
+
+				return true;
+			}
+			if (fileName[0] >= 'a' && fileName[0] <= 'z') {
+				// Include managed assemblies here
+				// Microsoft.NETCore.App
+				if (fileName.Equals("mscorlib") || fileName.Equals("netstandard"))
+					return true;
+
+				return false;
+			}
+
+			return true;
+		}
+	}
+
 	sealed class ReferenceFileFinder {
 		readonly CancellationToken cancellationToken;
 		readonly List<RefFileList> allFiles;
@@ -356,6 +412,9 @@ public DefaultDocumentList[] Find() {
 			var finder = new ReferenceFileFinder(cancellationToken);
 			finder.Find();
 
+			var dotnetFinder = new DotnetReferenceFileFinder(cancellationToken);
+			dotnetFinder.Find();
+
 			var xmlFiles = new List<(DefaultDocumentList list, bool isDefault)>();
 			foreach (var dir in FilesDirs) {
 				cancellationToken.ThrowIfCancellationRequested();
@@ -381,6 +440,9 @@ public DefaultDocumentList[] Find() {
 			foreach (var f in finder.AllFiles)
 				dict[f.Name] = f;
 
+			foreach (var f in dotnetFinder.AllFiles)
+				dict[f.Name] = f;
+
 			foreach (var t in xmlFiles) {
 				if (!t.isDefault)	// if user file
 					dict[t.list.Name] = t.list;