public async Task <DiagnosticResult> GetDiagnostics(WorkspaceRequest request, Budget budget)
{
budget ??= new TimeBudget(TimeSpan.FromSeconds(defaultBudgetInSeconds));
var package = await _packageFinder.Find <ICreateWorkspace>(request.Workspace.WorkspaceType);
var workspace = await request.Workspace.InlineBuffersAsync();
var sourceFiles = workspace.GetSourceFiles();
var(_, documents) = await package.GetCompilationForLanguageServices(sourceFiles, GetSourceCodeKind(request), GetUsings(request.Workspace), budget);
var selectedDocument = documents.FirstOrDefault(doc => doc.IsMatch(request.ActiveBufferId.FileName))
??
(documents.Count == 1 ? documents.Single() : null);
if (selectedDocument == null)
{
return(new DiagnosticResult(requestId: request.RequestId));
}
var diagnostics = await DiagnosticsExtractor.ExtractSerializableDiagnosticsFromDocument(request.ActiveBufferId, budget, selectedDocument, workspace);
var result = new DiagnosticResult(diagnostics, request.RequestId);
return(result);
}
public async Task <SignatureHelpResult> GetSignatureHelp(WorkspaceRequest request, Budget budget)
{
budget ??= new TimeBudget(TimeSpan.FromSeconds(defaultBudgetInSeconds));
var package = await _packageFinder.Find <ICreateWorkspace>(request.Workspace.WorkspaceType);
var workspace = await request.Workspace.InlineBuffersAsync();
var sourceFiles = workspace.GetSourceFiles();
var(compilation, project) = await package.GetCompilationForLanguageServices(sourceFiles, GetSourceCodeKind(request), GetUsings(request.Workspace), budget);
var documents = project.Documents.ToList();
var selectedDocument = documents.FirstOrDefault(doc => doc.IsMatch(request.ActiveBufferId.FileName))
??
(documents.Count == 1 ? documents.Single() : null);
if (selectedDocument == null)
{
return(new SignatureHelpResult(requestId: request.RequestId));
}
var diagnostics = await DiagnosticsExtractor.ExtractSerializableDiagnosticsFromDocument(request.ActiveBufferId, budget, selectedDocument, workspace);
var tree = await selectedDocument.GetSyntaxTreeAsync();
var absolutePosition = workspace.GetAbsolutePositionForGetBufferWithSpecifiedIdOrSingleBufferIfThereIsOnlyOne(request.ActiveBufferId);
var syntaxNode = tree.GetRoot().FindToken(absolutePosition).Parent;
var result = await SignatureHelpService.GetSignatureHelp(
() => Task.FromResult(compilation.GetSemanticModel(tree)),
syntaxNode,
absolutePosition);
result.RequestId = request.RequestId;
if (diagnostics?.Count > 0)
{
result.Diagnostics = diagnostics;
}
return(result);
}