Support Sphinx

ChangeLog.md

@@ -13,6 +13,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add code fix for CS0037 ([#929](https://github.com/josefpihrt/roslynator/pull/929)).
 - [CLI] Generate reference documentation that can be published with Docusaurus ([#918](https://github.com/josefpihrt/roslynator/pull/918)).
   - `roslynator generate-doc --host docusaurus`
+- [CLI] Generate reference documentation that can be published with Sphinx ([#961](https://github.com/josefpihrt/roslynator/pull/961)).
+  - `roslynator generate-doc --host sphinx`
 
 ### Changed
 

src/CommandLine.DocumentationGenerator/CommandLine.DocumentationGenerator.csproj

@@ -1,10 +1,10 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup Condition="'$(RoslynatorDotNetCli)' != true AND '$(RoslynatorCommandLine)' != true">
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
 
-  <PropertyGroup Condition="'$(RoslynatorDotNetCli)' == true AND '$(Configuration)' == 'Release'">
+  <PropertyGroup Condition="'$(RoslynatorDotNetCli)' == true">
     <TargetFrameworks>net5.0;net6.0</TargetFrameworks>
   </PropertyGroup>
 

src/CommandLine/AssemblyResolver.cs

@@ -56,7 +56,8 @@ private static Assembly CurrentDomain_AssemblyResolve(object sender, ResolveEven
             Debug.Assert(
                 (!assemblyName.Name.StartsWith("Microsoft.")
                     || assemblyName.Name.StartsWith("Microsoft.VisualStudio.")
-                    || string.Equals(assemblyName.Name, "Microsoft.DiaSymReader", StringComparison.Ordinal))
+                    || string.Equals(assemblyName.Name, "Microsoft.DiaSymReader", StringComparison.Ordinal)
+                    || assemblyName.Name.EndsWith(".Analyzers"))
                     && !assemblyName.Name.StartsWith("System."),
                 assemblyName.ToString());
 

src/CommandLine/CommandLine.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup Condition="'$(RoslynatorDotNetCli)' != true AND '$(RoslynatorCommandLine)' != true">
-    <TargetFramework>net5.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(RoslynatorDotNetCli)' == true">

src/CommandLine/Commands/GenerateDocCommand.cs

@@ -3,6 +3,7 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
+using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Text;
@@ -112,7 +113,7 @@ public override async Task<CommandResult> ExecuteAsync(ProjectOrSolution project
                 ignoredCommonParts: IgnoredCommonParts,
                 includeContainingNamespaceFilter: IncludeContainingNamespaceFilter,
                 filesLayout: FilesLayout,
-                scrollToContent: Options.ScrollToContent);
+                scrollToContent: (DocumentationHost == DocumentationHost.GitHub) && Options.ScrollToContent);
 
             ImmutableArray<Compilation> compilations = await GetCompilationsAsync(projectOrSolution, cancellationToken);
 
@@ -123,7 +124,9 @@ public override async Task<CommandResult> ExecuteAsync(ProjectOrSolution project
             if (GroupByCommonNamespace)
             {
                 commonNamespaces = DocumentationUtility.FindCommonNamespaces(
-                    documentationModel.Types.Concat(documentationModel.GetExtendedExternalTypes()));
+                    documentationModel.Types
+                        .Concat(documentationModel.GetExtendedExternalTypes())
+                        .Where(f => !documentationOptions.ShouldBeIgnored(f)));
             }
 
             UrlSegmentProvider urlSegmentProvider = new DefaultUrlSegmentProvider(FilesLayout, commonNamespaces);
@@ -138,6 +141,8 @@ DocumentationUrlProvider GetUrlProvider()
                         return new GitHubDocumentationUrlProvider(urlSegmentProvider, externalProviders);
                     case DocumentationHost.Docusaurus:
                         return new DocusaurusDocumentationUrlProvider(urlSegmentProvider, externalProviders);
+                    case DocumentationHost.Sphinx:
+                        return new SphinxDocumentationUrlProvider(urlSegmentProvider, externalProviders);
                     default:
                         throw new InvalidOperationException($"Unknown value '{DocumentationHost}'.");
                 }
@@ -148,6 +153,7 @@ MarkdownWriterSettings GetMarkdownWriterSettings()
                 switch (DocumentationHost)
                 {
                     case DocumentationHost.GitHub:
+                    case DocumentationHost.Sphinx:
                         return MarkdownWriterSettings.Default;
                     case DocumentationHost.Docusaurus:
                         return new MarkdownWriterSettings(new MarkdownFormat(angleBracketEscapeStyle: AngleBracketEscapeStyle.EntityRef));
@@ -165,9 +171,11 @@ DocumentationWriter CreateDocumentationWriter(DocumentationContext context)
                 switch (DocumentationHost)
                 {
                     case DocumentationHost.GitHub:
-                        return new MarkdownDocumentationWriter(context, writer);
+                        return new GitHubDocumentationWriter(context, writer);
                     case DocumentationHost.Docusaurus:
                         return new DocusaurusDocumentationWriter(context, writer);
+                    case DocumentationHost.Sphinx:
+                        return new SphinxDocumentationWriter(context, writer);
                     default:
                         throw new InvalidOperationException($"Unknown value '{DocumentationHost}'.");
                 }
@@ -206,7 +214,16 @@ DocumentationWriter CreateDocumentationWriter(DocumentationContext context)
 
             WriteLine($"Generate documentation to '{Options.Output}'", Verbosity.Minimal);
 
-            foreach (DocumentationGeneratorResult documentationFile in generator.Generate(heading: Options.Heading, cancellationToken))
+            IEnumerable<DocumentationGeneratorResult> results = generator.Generate(heading: Options.Heading, cancellationToken);
+
+            if (DocumentationHost == DocumentationHost.Sphinx)
+            {
+                List<DocumentationGeneratorResult> resultList = results.ToList();
+                AddTableOfContents(resultList);
+                results = resultList;
+            }
+
+            foreach (DocumentationGeneratorResult documentationFile in results)
             {
                 string path = Path.Combine(directoryPath, documentationFile.FilePath);
 
@@ -221,5 +238,66 @@ DocumentationWriter CreateDocumentationWriter(DocumentationContext context)
 
             return CommandResults.Success;
         }
+
+        private void AddTableOfContents(IEnumerable<DocumentationGeneratorResult> results)
+        {
+            foreach (DocumentationGeneratorResult result in results)
+            {
+                string content = result.Content;
+                string filePath = result.FilePath;
+                string directoryPath = Path.GetDirectoryName(filePath);
+
+                IEnumerable<DocumentationGeneratorResult> children = results.Where(r =>
+                {
+                    if (r != result)
+                    {
+                        string path = r.FilePath;
+
+                        if (path.StartsWith(directoryPath))
+                        {
+                            string relativePath = path.Substring(directoryPath.Length).TrimStart(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar);
+
+                            if (relativePath.Count(f => f == Path.DirectorySeparatorChar || f == Path.AltDirectorySeparatorChar) == 1)
+                            {
+                                return true;
+                            }
+                        }
+                    }
+
+                    return false;
+                });
+
+                if (children.Any())
+                {
+                    var sb = new StringBuilder();
+
+                    sb.AppendLine();
+                    sb.AppendLine("```{toctree}");
+                    sb.AppendLine(":hidden:");
+                    sb.AppendLine(":maxdepth: 1");
+                    sb.AppendLine();
+
+                    foreach (DocumentationGeneratorResult child in children
+                        .OrderBy(child => child.Label))
+                    {
+                        Debug.Assert(child.Label is not null);
+
+                        sb.Append(child.Label);
+                        sb.Append(" <");
+
+                        sb.Append(child.FilePath
+                            .Substring(directoryPath.Length)
+                            .TrimStart(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar)
+                            .Replace('\\', '/'));
+
+                        sb.AppendLine(">");
+                    }
+
+                    sb.AppendLine("```");
+
+                    result.Content += sb.ToString();
+                }
+            }
+        }
     }
 }

src/CommandLine/Commands/GenerateDocRootCommand.cs

@@ -62,7 +62,7 @@ public override async Task<CommandResult> ExecuteAsync(ProjectOrSolution project
                 depth: Depth,
                 ignoredRootParts: IgnoredParts,
                 includeContainingNamespaceFilter: IncludeContainingNamespaceFilter,
-                scrollToContent: Options.ScrollToContent);
+                scrollToContent: (DocumentationHost == DocumentationHost.GitHub) && Options.ScrollToContent);
 
             ImmutableArray<Compilation> compilations = await GetCompilationsAsync(projectOrSolution, cancellationToken);
 
@@ -80,6 +80,8 @@ DocumentationUrlProvider GetUrlProvider()
                         return new GitHubDocumentationUrlProvider(urlSegmentProvider, externalProviders);
                     case DocumentationHost.Docusaurus:
                         return new DocusaurusDocumentationUrlProvider(urlSegmentProvider, externalProviders);
+                    case DocumentationHost.Sphinx:
+                        return new SphinxDocumentationUrlProvider(urlSegmentProvider, externalProviders);
                     default:
                         throw new InvalidOperationException($"Unknown value '{DocumentationHost}'.");
                 }
@@ -90,6 +92,7 @@ MarkdownWriterSettings GetMarkdownWriterSettings()
                 switch (DocumentationHost)
                 {
                     case DocumentationHost.GitHub:
+                    case DocumentationHost.Sphinx:
                         return MarkdownWriterSettings.Default;
                     case DocumentationHost.Docusaurus:
                         return new MarkdownWriterSettings(new MarkdownFormat(angleBracketEscapeStyle: AngleBracketEscapeStyle.EntityRef));
@@ -107,9 +110,11 @@ DocumentationWriter CreateDocumentationWriter(DocumentationContext context)
                 switch (DocumentationHost)
                 {
                     case DocumentationHost.GitHub:
-                        return new MarkdownDocumentationWriter(context, writer);
+                        return new GitHubDocumentationWriter(context, writer);
                     case DocumentationHost.Docusaurus:
                         return new DocusaurusDocumentationWriter(context, writer);
+                    case DocumentationHost.Sphinx:
+                        return new SphinxDocumentationWriter(context, writer);
                     default:
                         throw new InvalidOperationException($"Unknown value '{DocumentationHost}'.");
                 }

src/CommandLine/DocumentationHost.cs

@@ -4,7 +4,8 @@ namespace Roslynator.CommandLine
 {
     internal enum DocumentationHost
     {
-        GitHub,
         Docusaurus,
+        GitHub,
+        Sphinx,
     }
 }

src/CommandLine/Options/AbstractGenerateDocCommandLineOptions.cs

@@ -37,7 +37,7 @@ public abstract class AbstractGenerateDocCommandLineOptions : MSBuildCommandLine
         [Option(
             longName: OptionNames.Host,
             Required = true,
-            HelpText = "Defines a host where the content will be published. Allowed values are github or docusaurus.",
+            HelpText = "Defines a host where the content will be published. Allowed values are docusaurus, github or sphinx.",
             MetaValue = "<HOST>")]
         public string Host { get; set; }
 
@@ -59,7 +59,7 @@ public abstract class AbstractGenerateDocCommandLineOptions : MSBuildCommandLine
 
         [Option(
             longName: "scroll-to-content",
-            HelpText = "Indicates whether a link should lead to the top of the documentation content.")]
+            HelpText = "Indicates whether a link should lead to the top of the documentation content. This option is applicable when host is set to 'github'.")]
         public bool ScrollToContent { get; set; }
 
         [Option(

src/Documentation/DocumentationContext.cs

@@ -3,13 +3,15 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
+using System.Linq;
 using Microsoft.CodeAnalysis;
 
 namespace Roslynator.Documentation
 {
     public class DocumentationContext
     {
         private readonly Func<DocumentationContext, DocumentationWriter> _createWriter;
+        private ImmutableHashSet<(INamespaceSymbol, string)> _commonNamespacesAsText;
 
         public DocumentationContext(
             DocumentationModel documentationModel,
@@ -44,6 +46,16 @@ public DocumentationContext(
 
         public ImmutableHashSet<INamespaceSymbol> CommonNamespaces { get; }
 
+        internal ImmutableHashSet<(INamespaceSymbol symbol, string displayString)> CommonNamespacesAsText
+        {
+            get
+            {
+                return _commonNamespacesAsText ??= CommonNamespaces
+                    .Select(f => (f, f.ToDisplayString(TypeSymbolDisplayFormats.Name_ContainingTypes_Namespaces_GlobalNamespace_OmittedAsContaining)))
+                    .ToImmutableHashSet();
+            }
+        }
+
         public DocumentationWriter CreateWriter()
         {
             return _createWriter(this);