From 9bcd3e54128790b3fc935fcf162d1c00c4ef5cfd Mon Sep 17 00:00:00 2001 From: Christoph Wille Date: Fri, 14 Aug 2026 15:47:35 +0200 Subject: [PATCH] Fix #3664: Move ipynb to Verso and adapt to v11 API surface --- ICSharpCode.Decompiler/PackageReadme.md | 2 +- decompiler-nuget-demos.ipynb | 331 ------------------------ decompiler-nuget-demos.verso | 164 ++++++++++++ 3 files changed, 165 insertions(+), 332 deletions(-) delete mode 100644 decompiler-nuget-demos.ipynb create mode 100644 decompiler-nuget-demos.verso diff --git a/ICSharpCode.Decompiler/PackageReadme.md b/ICSharpCode.Decompiler/PackageReadme.md index ec4ce77a3..a40b4c6de 100644 --- a/ICSharpCode.Decompiler/PackageReadme.md +++ b/ICSharpCode.Decompiler/PackageReadme.md @@ -4,7 +4,7 @@ ICSharpCode.Decompiler is the decompiler engine used in [ILSpy](https://github.c You can learn how to use it from the following samples/real-world applications: -* **decompiler-nuget-demos.ipynb** in the [ILSpy repository](https://github.com/icsharpcode/ILSpy/). This shows the basics of using the NuGet. +* **decompiler-nuget-demos.verso** in the [ILSpy repository](https://github.com/icsharpcode/ILSpy/). This shows the basics of using the NuGet (Verso extension for VSCode needed). * **ILSpyCmd** project in the [ILSpy repository](https://github.com/icsharpcode/ILSpy/tree/master/ICSharpCode.ILSpyCmd). This dotnet tool shows automation of whole assembly decompilation. * **ILSpy.Backend** in the [ILSpy Visual Studio Code Extension repository](https://github.com/icsharpcode/ilspy-vscode/tree/master/backend). This LSP shows listing / decompiling members. * **ILSpy** itself. Complex, recommended only for advanced users and definitely **not** the place to get started. diff --git a/decompiler-nuget-demos.ipynb b/decompiler-nuget-demos.ipynb deleted file mode 100644 index 09c593071..000000000 --- a/decompiler-nuget-demos.ipynb +++ /dev/null @@ -1,331 +0,0 @@ -{ - "cells": [ - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "You must install **.NET Interactive Notebooks** extension in VS Code to run this notebook!\n", - "\n", - "Load the NuGet package and print out the version to make sure we are using the latest and greatest" - ] - }, - { - "cell_type": "code", - "execution_count": 10, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [ - { - "data": { - "text/html": [ - "
Installed Packages
  • ICSharpCode.Decompiler, 8.1.0.7455
" - ] - }, - "metadata": {}, - "output_type": "display_data" - }, - { - "name": "stdout", - "output_type": "stream", - "text": [ - "ICSharpCode.Decompiler, Version=8.1.0.7455, Culture=neutral, PublicKeyToken=d4bfe873e7598c49\r\n" - ] - } - ], - "source": [ - "#r \"nuget: ICSharpCode.Decompiler, 8.1.0.7455\"\n", - "\n", - "using System.Reflection.Metadata;\n", - "using ICSharpCode.Decompiler;\n", - "using ICSharpCode.Decompiler.CSharp;\n", - "using ICSharpCode.Decompiler.Metadata;\n", - "using ICSharpCode.Decompiler.TypeSystem;\n", - "\n", - "Console.WriteLine(typeof(FullTypeName).Assembly.GetName());" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "You must have compiled **ILSpy.XPlat.slnf** first (run “dotnet build” in ICSharpCode.Decompiler.PowerShell folder). Make sure to modify **basePath** to your repository path." - ] - }, - { - "cell_type": "code", - "execution_count": 11, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [], - "source": [ - "const string basePath = @\"D:\\GitWorkspace\\ILSpy\\\";\n", - "string testAssemblyPath = basePath + @\"ICSharpCode.Decompiler.PowerShell\\bin\\Release\\netstandard2.0\\ICSharpCode.Decompiler.dll\";\n", - "\n", - "var decompiler = new CSharpDecompiler(testAssemblyPath, new DecompilerSettings());" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "Get the count of types in this module" - ] - }, - { - "cell_type": "code", - "execution_count": 12, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "1532\r\n" - ] - } - ], - "source": [ - "var types = decompiler.TypeSystem.MainModule.TypeDefinitions;\n", - "Console.WriteLine(types.Count());" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "Decompile a known type (as a whole)" - ] - }, - { - "cell_type": "code", - "execution_count": 13, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "using System;\r\n", - "\r\n", - "namespace ICSharpCode.Decompiler.Util;\r\n", - "\r\n", - "public static class Empty\r\n", - "{\r\n", - "\tpublic static readonly T[] Array = System.Array.Empty();\r\n", - "}\r\n", - "\r\n" - ] - } - ], - "source": [ - "// ICSharpCode.Decompiler.Util.Empty -> translates to `n, where n is the # of generic parameters\n", - "var nameOfGenericType = new FullTypeName(\"ICSharpCode.Decompiler.Util.Empty`1\");\n", - "Console.WriteLine(decompiler.DecompileTypeAsString(nameOfGenericType));" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "If you want to decompile one single member (sample: first method)" - ] - }, - { - "cell_type": "code", - "execution_count": 14, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "using System;\r\n", - "\r\n", - "static UniversalAssemblyResolver()\r\n", - "{\r\n", - "\tgac_paths = GetGacPaths();\r\n", - "\tZeroVersion = new Version(0, 0, 0, 0);\r\n", - "\tif (Type.GetType(\"Mono.Runtime\") != null)\r\n", - "\t{\r\n", - "\t\tdecompilerRuntime = DecompilerRuntime.Mono;\r\n", - "\t}\r\n", - "\telse if (typeof(object).Assembly.GetName().Name == \"System.Private.CoreLib\")\r\n", - "\t{\r\n", - "\t\tdecompilerRuntime = DecompilerRuntime.NETCoreApp;\r\n", - "\t}\r\n", - "\telse if (Environment.OSVersion.Platform == PlatformID.Unix)\r\n", - "\t{\r\n", - "\t\tdecompilerRuntime = DecompilerRuntime.Mono;\r\n", - "\t}\r\n", - "}\r\n", - "\r\n" - ] - } - ], - "source": [ - "var nameOfUniResolver = new FullTypeName(\"ICSharpCode.Decompiler.Metadata.UniversalAssemblyResolver\");\n", - "ITypeDefinition typeInfo = decompiler.TypeSystem.FindType(nameOfUniResolver).GetDefinition();\n", - "var tokenOfFirstMethod = typeInfo.Methods.First().MetadataToken;\n", - "Console.WriteLine(decompiler.DecompileAsString(tokenOfFirstMethod));" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "If you need access to low-level metadata tables" - ] - }, - { - "cell_type": "code", - "execution_count": 15, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [], - "source": [ - "ITypeDefinition type = decompiler.TypeSystem.FindType(nameOfUniResolver).GetDefinition();\n", - "var module = type.ParentModule.PEFile;" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "Get the child namespaces" - ] - }, - { - "cell_type": "code", - "execution_count": 16, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "Microsoft\n", - "System\n", - "LightJson\n", - "Humanizer\n", - "ICSharpCode\n", - "FxResources\n", - "Internal\n", - "MS\n" - ] - } - ], - "source": [ - "var icsdns = decompiler.TypeSystem.RootNamespace;\n", - "foreach (var cn in icsdns.ChildNamespaces) Console.WriteLine(cn.FullName);" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "Get types in a single namespace" - ] - }, - { - "cell_type": "code", - "execution_count": 17, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "LightJson.JsonArray\r\n" - ] - } - ], - "source": [ - "var typesInNamespace = icsdns.ChildNamespaces.First(cn => cn.FullName == \"LightJson\").Types;\n", - "Console.WriteLine(typesInNamespace.First().FullTypeName);" - ] - }, - { - "cell_type": "code", - "execution_count": 18, - "metadata": { - "dotnet_interactive": { - "language": "csharp" - }, - "vscode": { - "languageId": "polyglot-notebook" - } - }, - "outputs": [], - "source": [] - } - ], - "metadata": { - "kernelspec": { - "display_name": ".NET (C#)", - "language": "C#", - "name": ".net-csharp" - }, - "language_info": { - "file_extension": ".cs", - "mimetype": "text/x-csharp", - "name": "csharp", - "pygments_lexer": "csharp", - "version": "8.0" - } - }, - "nbformat": 4, - "nbformat_minor": 4 -} diff --git a/decompiler-nuget-demos.verso b/decompiler-nuget-demos.verso new file mode 100644 index 000000000..f8d3f26d1 --- /dev/null +++ b/decompiler-nuget-demos.verso @@ -0,0 +1,164 @@ +{ + "verso": "1.1", + "metadata": { + "defaultKernel": "csharp", + "activeLayout": { + "extensionId": "verso.layout.notebook", + "layoutId": "notebook" + } + }, + "cells": [ + { + "id": "1d2cb516-ae6a-40e5-aa8e-9fcd94cb42b8", + "type": "markdown", + "source": "You must install the **Verso** extension in VS Code to run this notebook!\n\nLoad the NuGet package and print out the version to make sure we are using the latest and greatest" + }, + { + "id": "35f31e8c-6976-4e90-bbf4-a3435e41f068", + "type": "code", + "language": "csharp", + "source": "#r \u0022nuget: ICSharpCode.Decompiler, 11.0.0.9375\u0022\n\nusing System.Reflection.Metadata;\nusing ICSharpCode.Decompiler;\nusing ICSharpCode.Decompiler.CSharp;\nusing ICSharpCode.Decompiler.Metadata;\nusing ICSharpCode.Decompiler.TypeSystem;\n\nConsole.WriteLine(typeof(FullTypeName).Assembly.GetName());", + "outputs": [ + { + "mimeType": "text/html", + "content": "\u003Cdiv\u003E\u003Cb\u003EInstalled Packages\u003C/b\u003E\u003Cul\u003E\u003Cli\u003E\u003Cspan\u003EICSharpCode.Decompiler, 11.0.0.9375\u003C/span\u003E\u003C/li\u003E\u003C/ul\u003E\u003Cdetails\u003E\u003Csummary\u003ETransitive dependencies (2)\u003C/summary\u003E\u003Cul\u003E\u003Cli\u003E\u003Cspan\u003ESystem.Collections.Immutable, 9.0.0\u003C/span\u003E\u003C/li\u003E\u003Cli\u003E\u003Cspan\u003ESystem.Reflection.Metadata, 9.0.0\u003C/span\u003E\u003C/li\u003E\u003C/ul\u003E\u003C/details\u003E\u003C/div\u003E" + }, + { + "mimeType": "text/plain", + "content": "ICSharpCode.Decompiler, Version=11.0.0.9375, Culture=neutral, PublicKeyToken=d4bfe873e7598c49\r\n" + } + ], + "metadata": { + "execution_count": 10 + } + }, + { + "id": "c44c4ce4-6430-4087-b926-8e905103e112", + "type": "markdown", + "source": "You must have compiled **ILSpy.sln** first (run \u0022dotnet build ilspy.sln\u0022). Make sure to modify **basePath** to your repository path." + }, + { + "id": "f0695e89-e072-4406-bac3-5d49affe1237", + "type": "code", + "language": "csharp", + "source": "const string basePath = @\u0022Z:\\GitWorkspace\\ILSpy\\\u0022;\nstring testAssemblyPath = basePath \u002B @\u0022ILSpy\\bin\\Debug\\net10.0\\ILSpy.dll\u0022;\n\nvar decompiler = new CSharpDecompiler(testAssemblyPath, new DecompilerSettings());", + "metadata": { + "execution_count": 11 + } + }, + { + "id": "e5627f5f-7a0d-421d-8add-2a851d76841f", + "type": "markdown", + "source": "Get the count of types in this module" + }, + { + "id": "208318cd-a7e8-467d-a436-81f99e33f965", + "type": "code", + "language": "csharp", + "source": "var types = decompiler.TypeSystem.MainModule.TypeDefinitions;\nConsole.WriteLine(types.Count());", + "outputs": [ + { + "mimeType": "text/plain", + "content": "1117\r\n" + } + ], + "metadata": { + "execution_count": 12 + } + }, + { + "id": "79700fcb-f007-4f14-9500-d3ea7f71e706", + "type": "markdown", + "source": "Decompile a known type (as a whole)" + }, + { + "id": "968452de-789f-4c65-aab3-6919c5f0f2e5", + "type": "code", + "language": "csharp", + "source": "var nameOfGenericType = new FullTypeName(\u0022ICSharpCode.ILSpy.Program\u0022);\nConsole.WriteLine(decompiler.DecompileTypeAsString(nameOfGenericType));", + "outputs": [ + { + "mimeType": "text/plain", + "content": "using System;\r\nusing Avalonia;\r\nusing Avalonia.Logging;\r\nusing ICSharpCode.ILSpy.AppEnv;\r\n\r\nnamespace ICSharpCode.ILSpy;\r\n\r\ninternal sealed class Program\r\n{\r\n\t[STAThread]\r\n\tpublic static void Main(string[] args)\r\n\t{\r\n\t\tif (ShouldStartNewInstance(args))\r\n\t\t{\r\n\t\t\tBuildAvaloniaApp().StartWithClassicDesktopLifetime(args);\r\n\t\t}\r\n\t}\r\n\r\n\tprivate static bool ShouldStartNewInstance(string[] args)\r\n\t{\r\n\t\ttry\r\n\t\t{\r\n\t\t\tCommandLineArguments commandLineArguments = CommandLineArguments.Create(args);\r\n\t\t\tApp.ConfigureSettingsFilePathProvider(commandLineArguments);\r\n\t\t\treturn SingleInstance.TrySignalFirstInstance(commandLineArguments);\r\n\t\t}\r\n\t\tcatch (Exception)\r\n\t\t{\r\n\t\t\treturn true;\r\n\t\t}\r\n\t}\r\n\r\n\tpublic static AppBuilder BuildAvaloniaApp()\r\n\t{\r\n\t\tAppBuilder appBuilder = AppBuilder.Configure\u003CApp\u003E().UsePlatformDetect().With(new X11PlatformOptions\r\n\t\t{\r\n\t\t\tOverlayPopups = true\r\n\t\t});\r\n\t\tappBuilder = appBuilder.WithDeveloperTools();\r\n\t\treturn appBuilder.LogToTrace(LogEventLevel.Warning);\r\n\t}\r\n}\r\n\r\n" + } + ], + "metadata": { + "execution_count": 13 + } + }, + { + "id": "0ccc23be-7e41-48af-8fed-f5fd292c55bc", + "type": "markdown", + "source": "If you want to decompile one single member (sample: first method)" + }, + { + "id": "bb9733dc-b721-4c55-953a-95c2098fb8aa", + "type": "code", + "language": "csharp", + "source": "var ftn = new FullTypeName(\u0022ICSharpCode.ILSpy.AppEnv.AppLog\u0022);\nITypeDefinition typeInfo = decompiler.TypeSystem.FindType(ftn).GetDefinition();\nvar tokenOfFirstMethod = typeInfo.Methods.First().MetadataToken;\nConsole.WriteLine(decompiler.DecompileAsString(tokenOfFirstMethod));", + "outputs": [ + { + "mimeType": "text/plain", + "content": "public static bool IsEnabled(string category)\r\n{\r\n\tbool value;\r\n\treturn enabled.TryGetValue(category, out value) \u0026 value;\r\n}\r\n\r\n" + } + ], + "metadata": { + "execution_count": 14 + } + }, + { + "id": "7e3e7c32-3a4b-4767-af70-fed079d1a304", + "type": "markdown", + "source": "If you need access to low-level metadata tables" + }, + { + "id": "e7bd2951-0f7f-4a30-9834-3a1d792b182f", + "type": "code", + "language": "csharp", + "source": "ITypeDefinition type = decompiler.TypeSystem.FindType(ftn).GetDefinition();\nvar module = type.ParentModule.MetadataFile;", + "metadata": { + "execution_count": 15 + } + }, + { + "id": "6ac45590-8736-42b9-b772-5f590b8b9256", + "type": "markdown", + "source": "Get the child namespaces" + }, + { + "id": "4638be66-4c63-4e9b-9c66-5186747b57ea", + "type": "code", + "language": "csharp", + "source": "var icsdns = decompiler.TypeSystem.RootNamespace;\nforeach (var cn in icsdns.ChildNamespaces) Console.WriteLine(cn.FullName);", + "outputs": [ + { + "mimeType": "text/plain", + "content": "System\r\nMcMaster\r\nCommunityToolkit\r\nICSharpCode\r\nCompiledAvaloniaXaml\r\nMicrosoft\r\nFxResources\r\nAvalonia\r\nLightJson\r\nHumanizer\r\nSvg\r\nDock\r\nAvaloniaEdit\r\nNuGet\r\nRoslyn\r\nAvaloniaUI\r\nCoreRPC\r\nMS\r\nInternal\r\n" + } + ], + "metadata": { + "execution_count": 16 + } + }, + { + "id": "466f205d-fbd4-4d99-ad4f-223476f42545", + "type": "markdown", + "source": "Get types in a single namespace" + }, + { + "id": "54f40859-5f6a-4a96-beb4-6ce711562f9f", + "type": "code", + "language": "csharp", + "source": "var typesInNamespace = icsdns.ChildNamespaces.First(cn =\u003E cn.FullName == \u0022LightJson\u0022).Types;\nConsole.WriteLine(typesInNamespace.First().FullTypeName);", + "outputs": [ + { + "mimeType": "text/plain", + "content": "LightJson.JsonArray\r\n" + } + ], + "metadata": { + "execution_count": 17 + } + } + ] +} \ No newline at end of file