async Task InitializeAsync(ITextBuffer buffer, ISynchronousTagger <IClassificationTag> tagger, IRoslynDocumentationProviderFactory docFactory)
{
ProfileOptimizationHelper.StartProfile("startup-roslyn");
var refs = new MetadataReference[] {
CreateMetadataReference(typeof(int).Assembly, docFactory),
};
await InitializeAsync(buffer, csharpCode, refs, LanguageNames.CSharp, tagger, new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary, allowUnsafe : true), new CSharpParseOptions());
await InitializeAsync(buffer, visualBasicCode, refs, LanguageNames.VisualBasic, tagger, new VisualBasicCompilationOptions(OutputKind.DynamicallyLinkedLibrary), new VisualBasicParseOptions());
(tagger as IDisposable)?.Dispose();
}
async Task InitializeAsync(ITextBuffer buffer, string code, MetadataReference[] refs, string languageName, ISynchronousTagger <IClassificationTag> tagger, CompilationOptions compilationOptions, ParseOptions parseOptions)
{
using (var workspace = new AdhocWorkspace(RoslynMefHostServices.DefaultServices)) {
var documents = new List <DocumentInfo>();
var projectId = ProjectId.CreateNewId();
documents.Add(DocumentInfo.Create(DocumentId.CreateNewId(projectId), "main.cs", null, SourceCodeKind.Regular, TextLoader.From(buffer.AsTextContainer(), VersionStamp.Create())));
var projectInfo = ProjectInfo.Create(projectId, VersionStamp.Create(), "compilecodeproj", Guid.NewGuid().ToString(), languageName,
compilationOptions: compilationOptions
.WithOptimizationLevel(OptimizationLevel.Release)
.WithPlatform(Platform.AnyCpu)
.WithAssemblyIdentityComparer(DesktopAssemblyIdentityComparer.Default),
parseOptions: parseOptions,
documents: documents,
metadataReferences: refs,
isSubmission: false, hostObjectType: null);
workspace.AddProject(projectInfo);
foreach (var doc in documents)
{
workspace.OpenDocument(doc.Id);
}
buffer.Replace(new Span(0, buffer.CurrentSnapshot.Length), code);
{
// Initialize classification code paths
var spans = new NormalizedSnapshotSpanCollection(new SnapshotSpan(buffer.CurrentSnapshot, 0, buffer.CurrentSnapshot.Length));
foreach (var tagSpan in tagger.GetTags(spans, CancellationToken.None))
{
}
}
{
// Initialize completion code paths
var info = CompletionInfo.Create(buffer.CurrentSnapshot);
Debug.Assert(info != null);
if (info != null)
{
var completionTrigger = CompletionTrigger.Invoke;
var completionList = await info.Value.CompletionService.GetCompletionsAsync(info.Value.Document, 0, completionTrigger);
}
}
{
// Initialize signature help code paths
var info = SignatureHelpInfo.Create(buffer.CurrentSnapshot);
Debug.Assert(info != null);
if (info != null)
{
int sigHelpIndex = code.IndexOf("sighelp");
Debug.Assert(sigHelpIndex >= 0);
var triggerInfo = new SignatureHelpTriggerInfo(SignatureHelpTriggerReason.InvokeSignatureHelpCommand);
var items = await info.Value.SignatureHelpService.GetItemsAsync(info.Value.Document, sigHelpIndex, triggerInfo);
}
}
{
// Initialize quick info code paths
var info = QuickInfoState.Create(buffer.CurrentSnapshot);
Debug.Assert(info != null);
if (info != null)
{
int quickInfoIndex = code.IndexOf("Equals");
Debug.Assert(quickInfoIndex >= 0);
var item = await info.Value.QuickInfoService.GetItemAsync(info.Value.Document, quickInfoIndex);
}
}
}
}
async Task InitializeAsync(ITextBuffer buffer, string code, MetadataReference[] refs, string languageName, ISynchronousTagger<IClassificationTag> tagger, CompilationOptions compilationOptions, ParseOptions parseOptions) {
using (var workspace = new AdhocWorkspace(RoslynMefHostServices.DefaultServices)) {
var documents = new List<DocumentInfo>();
var projectId = ProjectId.CreateNewId();
documents.Add(DocumentInfo.Create(DocumentId.CreateNewId(projectId), "main.cs", null, SourceCodeKind.Regular, TextLoader.From(buffer.AsTextContainer(), VersionStamp.Create())));
var projectInfo = ProjectInfo.Create(projectId, VersionStamp.Create(), "compilecodeproj", Guid.NewGuid().ToString(), languageName,
compilationOptions: compilationOptions
.WithOptimizationLevel(OptimizationLevel.Release)
.WithPlatform(Platform.AnyCpu)
.WithAssemblyIdentityComparer(DesktopAssemblyIdentityComparer.Default),
parseOptions: parseOptions,
documents: documents,
metadataReferences: refs,
isSubmission: false, hostObjectType: null);
workspace.AddProject(projectInfo);
foreach (var doc in documents)
workspace.OpenDocument(doc.Id);
buffer.Replace(new Span(0, buffer.CurrentSnapshot.Length), code);
{
// Initialize classification code paths
var spans = new NormalizedSnapshotSpanCollection(new SnapshotSpan(buffer.CurrentSnapshot, 0, buffer.CurrentSnapshot.Length));
foreach (var tagSpan in tagger.GetTags(spans, CancellationToken.None)) { }
}
{
// Initialize completion code paths
var info = CompletionInfo.Create(buffer.CurrentSnapshot);
Debug.Assert(info != null);
if (info != null) {
var completionTrigger = CompletionTrigger.Default;
var completionList = await info.Value.CompletionService.GetCompletionsAsync(info.Value.Document, 0, completionTrigger);
}
}
{
// Initialize signature help code paths
var info = SignatureHelpInfo.Create(buffer.CurrentSnapshot);
Debug.Assert(info != null);
if (info != null) {
int sigHelpIndex = code.IndexOf("sighelp");
Debug.Assert(sigHelpIndex >= 0);
var triggerInfo = new SignatureHelpTriggerInfo(SignatureHelpTriggerReason.InvokeSignatureHelpCommand);
var items = await info.Value.SignatureHelpService.GetItemsAsync(info.Value.Document, sigHelpIndex, triggerInfo);
}
}
{
// Initialize quick info code paths
var info = QuickInfoState.Create(buffer.CurrentSnapshot);
Debug.Assert(info != null);
if (info != null) {
int quickInfoIndex = code.IndexOf("Equals");
Debug.Assert(quickInfoIndex >= 0);
var item = await info.Value.QuickInfoService.GetItemAsync(info.Value.Document, quickInfoIndex);
}
}
}
}
async Task InitializeAsync(ITextBuffer buffer, ISynchronousTagger<IClassificationTag> tagger, IRoslynDocumentationProviderFactory docFactory) {
ProfileOptimizationHelper.StartProfile("startup-roslyn");
var refs = new MetadataReference[] {
CreateMetadataReference(typeof(int).Assembly, docFactory),
};
await InitializeAsync(buffer, csharpCode, refs, LanguageNames.CSharp, tagger, new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary, allowUnsafe: true), new CSharpParseOptions());
await InitializeAsync(buffer, visualBasicCode, refs, LanguageNames.VisualBasic, tagger, new VisualBasicCompilationOptions(OutputKind.DynamicallyLinkedLibrary), new VisualBasicParseOptions());
(tagger as IDisposable)?.Dispose();
}
