internal static async Task Main()
{
const string source = @"
using System;
using System.Collections.Generic;
using System.Linq;
class C
{
void M()
{
}
}
";
ProjectId projectId = ProjectId.CreateNewId();
Project project = new AdhocWorkspace()
.CurrentSolution
.AddProject(projectId, "TestProject", "TestProject", LanguageNames.CSharp)
.AddMetadataReferences(
projectId,
new MetadataReference[]
{
MetadataReference.CreateFromFile(typeof(object).Assembly.Location),
RuntimeMetadataReference.CreateFromAssemblyName("System.Core.dll"),
RuntimeMetadataReference.CreateFromAssemblyName("System.Linq.dll"),
RuntimeMetadataReference.CreateFromAssemblyName("System.Linq.Expressions.dll"),
RuntimeMetadataReference.CreateFromAssemblyName("System.Runtime.dll"),
RuntimeMetadataReference.CreateFromAssemblyName("System.Collections.Immutable.dll"),
RuntimeMetadataReference.CreateFromAssemblyName("Microsoft.CodeAnalysis.dll"),
RuntimeMetadataReference.CreateFromAssemblyName("Microsoft.CodeAnalysis.CSharp.dll"),
})
.GetProject(projectId);
var parseOptions = (CSharpParseOptions)project.ParseOptions;
project = project.WithParseOptions(parseOptions.WithLanguageVersion(LanguageVersion.Latest));
DocumentId documentId = DocumentId.CreateNewId(projectId);
project = project
.Solution
.AddDocument(documentId, "Test.cs", SourceText.From(source))
.GetProject(projectId);
Document document = project.GetDocument(documentId);
SemanticModel semanticModel = await document.GetSemanticModelAsync().ConfigureAwait(false);
SyntaxTree tree = await document.GetSyntaxTreeAsync().ConfigureAwait(false);
SyntaxNode root = await tree.GetRootAsync().ConfigureAwait(false);
string s = document.GetSyntaxRootAsync().Result.ToFullString();
Console.WriteLine(s);
Console.ReadKey();
}
private static Project CreateProject(FileAndSource[] sources)
{
string fileNamePrefix = DefaultFilePathPrefix;
string fileExt = CSharpDefaultFileExt;
CompilationOptions options = s_CSharpDefaultOptions;
ProjectId projectId = ProjectId.CreateNewId(debugName: TestProjectName);
var defaultReferences = ReferenceAssemblies.NetFramework.Net48.Default;
var references = Task.Run(() => defaultReferences.ResolveAsync(LanguageNames.CSharp, CancellationToken.None)).GetAwaiter().GetResult();
#pragma warning disable CA2000 // Dispose objects before losing scope - Current solution/project takes the dispose ownership of the created AdhocWorkspace
Project project = new AdhocWorkspace().CurrentSolution
#pragma warning restore CA2000 // Dispose objects before losing scope
.AddProject(projectId, TestProjectName, TestProjectName, LanguageNames.CSharp)
.AddMetadataReferences(projectId, references)
.AddMetadataReference(projectId, AdditionalMetadataReferences.CodeAnalysisReference)
.AddMetadataReference(projectId, AdditionalMetadataReferences.WorkspacesReference)
.AddMetadataReference(projectId, AdditionalMetadataReferences.SystemWebReference)
.AddMetadataReference(projectId, AdditionalMetadataReferences.SystemRuntimeSerialization)
.AddMetadataReference(projectId, AdditionalMetadataReferences.SystemDirectoryServices)
.AddMetadataReference(projectId, AdditionalMetadataReferences.SystemXaml)
.AddMetadataReference(projectId, AdditionalMetadataReferences.PresentationFramework)
.AddMetadataReference(projectId, AdditionalMetadataReferences.SystemWebExtensions)
.WithProjectCompilationOptions(projectId, options)
.WithProjectParseOptions(projectId, null)
.GetProject(projectId);
// Enable Flow-Analysis feature on the project
var parseOptions = project.ParseOptions.WithFeatures(
project.ParseOptions.Features.Concat(
new[] { new KeyValuePair <string, string>("flow-analysis", "true") }));
project = project.WithParseOptions(parseOptions);
MetadataReference symbolsReference = AdditionalMetadataReferences.CSharpSymbolsReference;
project = project.AddMetadataReference(symbolsReference);
project = project.AddMetadataReference(AdditionalMetadataReferences.SystemCollectionsImmutableReference);
project = project.AddMetadataReference(AdditionalMetadataReferences.SystemXmlDataReference);
int count = 0;
foreach (FileAndSource source in sources)
{
string newFileName = source.FilePath ?? fileNamePrefix + count++ + "." + fileExt;
DocumentId documentId = DocumentId.CreateNewId(projectId, debugName: newFileName);
project = project.AddDocument(newFileName, SourceText.From(source.Source)).Project;
}
return(project);
}
public static async Task <string> GenerateAsync(
DocumentationModel documentationModel,
DeclarationListOptions options = null,
IComparer <INamespaceSymbol> namespaceComparer = null,
IComparer <INamedTypeSymbol> typeComparer = null,
IComparer <ISymbol> memberComparer = null,
CancellationToken cancellationToken = default)
{
cancellationToken.ThrowIfCancellationRequested();
options = options ?? DeclarationListOptions.Default;
var builder = new DeclarationListBuilder(
options: options,
namespaceComparer: namespaceComparer,
typeComparer: typeComparer,
memberComparer: memberComparer);
builder.Append(documentationModel);
StringBuilder sb = StringBuilderCache.GetInstance();
if ((options.IgnoredParts & DeclarationListParts.AutoGeneratedComment) == 0)
{
AppendAutoGeneratedComment(documentationModel, sb);
}
foreach (INamespaceSymbol namespaceSymbol in builder.Namespaces.OrderBy(f => f, builder.NamespaceComparer))
{
cancellationToken.ThrowIfCancellationRequested();
sb.Append("using ");
sb.Append(namespaceSymbol.ToDisplayString(SymbolDisplayFormats.TypeNameAndContainingTypesAndNamespaces));
sb.AppendLine(";");
}
if (builder.Namespaces.Count > 0)
{
sb.AppendLine();
}
sb.Append(builder);
string content = sb.ToString();
Project project = new AdhocWorkspace()
.CurrentSolution
.AddProject("AdHocProject", "AdHocProject", documentationModel.Language)
.WithMetadataReferences(documentationModel.Compilation.References);
if (project.ParseOptions is CSharpParseOptions csharpParseOptions)
{
project = project.WithParseOptions(csharpParseOptions.WithLanguageVersion(LanguageVersion.Latest));
}
else
{
Debug.Fail(project.ParseOptions.GetType().FullName);
}
Document document = project.AddDocument("AdHocFile.cs", SourceText.From(content));
SemanticModel semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
SyntaxNode root = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
var rewriter = new Rewriter(options, semanticModel, cancellationToken);
root = rewriter.Visit(root);
document = document.WithSyntaxRoot(root);
document = await Simplifier.ReduceAsync(document, cancellationToken : cancellationToken).ConfigureAwait(false);
root = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
return(root.ToFullString());
}
