public async Task <QuickFixResponse> Handle(FindImplementationsRequest request)
{
var document = _workspace.GetDocument(request.FileName);
var response = new QuickFixResponse();
if (document != null)
{
var semanticModel = await document.GetSemanticModelAsync();
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line - 1, request.Column - 1));
var symbol = SymbolFinder.FindSymbolAtPosition(semanticModel, position, _workspace);
var quickFixes = new List <QuickFix>();
var implementations = await SymbolFinder.FindImplementationsAsync(symbol, _workspace.CurrentSolution);
await AddQuickFixes(quickFixes, implementations);
var overrides = await SymbolFinder.FindOverridesAsync(symbol, _workspace.CurrentSolution);
await AddQuickFixes(quickFixes, overrides);
var derivedTypes = await GetDerivedTypes(symbol);
await AddQuickFixes(quickFixes, derivedTypes);
response = new QuickFixResponse(quickFixes.OrderBy(q => q.FileName)
.ThenBy(q => q.Line)
.ThenBy(q => q.Column));
}
return(response);
}
public async Task <FixUsingsResponse> Handle(FixUsingsRequest request)
{
var document = _workspace.GetDocument(request.FileName);
var response = new FixUsingsResponse();
if (document != null)
{
var fixUsingsResponse = await new FixUsingsWorker(_loggerFactory, _loader).FixUsings(_workspace.CurrentSolution, _codeActionProviders, request.FileName);
response.AmbiguousResults = fixUsingsResponse.AmbiguousResults;
if (request.ApplyTextChanges)
{
_workspace.TryApplyChanges(fixUsingsResponse.Solution);
}
if (!request.WantsTextChanges)
{
// return the new document
var docText = await fixUsingsResponse.Solution.GetDocument(document.Id).GetTextAsync();
response.Buffer = docText.ToString();
}
else
{
// return the text changes
var changes = await fixUsingsResponse.Solution.GetDocument(document.Id).GetTextChangesAsync(document);
response.Changes = await LinePositionSpanTextChange.Convert(document, changes);
}
}
return(response);
}
public async Task <FixUsingsResponse> Handle(FixUsingsRequest request)
{
var document = _workspace.GetDocument(request.FileName);
var response = new FixUsingsResponse();
if (document != null)
{
response = await new FixUsingsWorker().FixUsings(_workspace, _codeActionProviders, document);
if (!request.WantsTextChanges)
{
// return the new document
var docText = await _workspace.CurrentSolution.GetDocument(document.Id).GetTextAsync();
response.Buffer = docText.ToString();
}
else
{
// return the text changes
var changes = await _workspace.CurrentSolution.GetDocument(document.Id).GetTextChangesAsync(document);
response.Changes = await LinePositionSpanTextChange.Convert(document, changes);
}
}
return(response);
}
public async Task <TypeLookupResponse> Handle(TypeLookupRequest request)
{
var document = _workspace.GetDocument(request.FileName);
var response = new TypeLookupResponse();
if (document != null)
{
var semanticModel = await document.GetSemanticModelAsync();
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line, request.Column));
var symbol = await SymbolFinder.FindSymbolAtPositionAsync(semanticModel, position, _workspace);
if (symbol != null)
{
//non regular C# code semantics (interactive, script) don't allow namespaces
if (document.SourceCodeKind == SourceCodeKind.Regular && symbol.Kind == SymbolKind.NamedType && !symbol.ContainingNamespace.IsGlobalNamespace)
{
response.Type = $"{symbol.ContainingNamespace.ToDisplayString()}.{symbol.ToDisplayString(SymbolDisplayFormat.MinimallyQualifiedFormat)}";
}
else
{
response.Type = symbol.ToDisplayString(SymbolDisplayFormat.MinimallyQualifiedFormat);
}
if (request.IncludeDocumentation)
{
response.Documentation = DocumentationConverter.ConvertDocumentation(symbol.GetDocumentationCommentXml(), _formattingOptions.NewLine);
}
}
}
return(response);
}
public static async Task <ISymbol> SymbolFromQuickFix(OmnisharpWorkspace workspace, QuickFix result)
{
var document = workspace.GetDocument(result.FileName);
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(result.Line - 1, result.Column - 1));
var semanticModel = await document.GetSemanticModelAsync();
return(SymbolFinder.FindSymbolAtPosition(semanticModel, position, workspace));
}
public async Task <QuickFixResponse> Handle(FindUsagesRequest request)
{
var document = _workspace.GetDocument(request.FileName);
var response = new QuickFixResponse();
if (document != null)
{
var locations = new List <Location>();
var semanticModel = await document.GetSemanticModelAsync();
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line, request.Column));
var symbol = await SymbolFinder.FindSymbolAtPositionAsync(semanticModel, position, _workspace);
var definition = await SymbolFinder.FindSourceDefinitionAsync(symbol, _workspace.CurrentSolution);
var usages = request.OnlyThisFile
? await SymbolFinder.FindReferencesAsync(definition ?? symbol, _workspace.CurrentSolution, ImmutableHashSet.Create(document))
: await SymbolFinder.FindReferencesAsync(definition ?? symbol, _workspace.CurrentSolution);
foreach (var usage in usages.Where(u => u.Definition.CanBeReferencedByName || (symbol as IMethodSymbol)?.MethodKind == MethodKind.Constructor))
{
foreach (var location in usage.Locations)
{
locations.Add(location.Location);
}
if (!request.ExcludeDefinition)
{
var definitionLocations = usage.Definition.Locations
.Where(loc => loc.IsInSource && (!request.OnlyThisFile || loc.SourceTree.FilePath == request.FileName));
foreach (var location in definitionLocations)
{
locations.Add(location);
}
}
}
var quickFixTasks = locations.Distinct().Select(async l => await QuickFixHelper.GetQuickFix(_workspace, l));
var quickFixes = await Task.WhenAll(quickFixTasks);
response = new QuickFixResponse(quickFixes.Distinct()
.OrderBy(q => q.FileName)
.ThenBy(q => q.Line)
.ThenBy(q => q.Column));
}
return(response);
}
public static async Task<IEnumerable<CodeAction>> GetActions(OmnisharpWorkspace workspace, IEnumerable<ICodeActionProvider> codeActionProviders, ILogger logger, ICodeActionRequest request)
{
var actions = new List<CodeAction>();
var originalDocument = workspace.GetDocument(request.FileName);
if (originalDocument == null)
{
return actions;
}
var refactoringContext = await GetRefactoringContext(originalDocument, request, actions);
var codeFixContext = await GetCodeFixContext(originalDocument, request, actions);
await CollectRefactoringActions(codeActionProviders, logger, refactoringContext);
await CollectCodeFixActions(codeActionProviders, logger, codeFixContext);
actions.Reverse();
return actions;
}
public async Task <CodeFormatResponse> Handle(CodeFormatRequest request)
{
var document = _workspace.GetDocument(request.FileName);
if (document == null)
{
return(null);
}
var newText = await OmniSharp.Roslyn.CSharp.Workers.Format.Formatting.GetFormattedDocument(_workspace, _options, document);
return(new CodeFormatResponse()
{
Buffer = newText
});
}
private async Task <CodeRefactoringContext?> GetContext(CodeActionRequest request, List <CodeAction> actionsDestination)
{
var document = _workspace.GetDocument(request.FileName);
if (document != null)
{
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line - 1, request.Column - 1));
var location = new TextSpan(position, 1);
return(new CodeRefactoringContext(document, location, (a) => actionsDestination.Add(a), CancellationToken.None));
}
//todo, handle context creation issues
return(null);
}
Task <object> IProjectSystem.GetProjectModel(string path)
{
var document = _workspace.GetDocument(path);
if (document == null)
{
return(Task.FromResult <object>(null));
}
var project = GetProject(document.Project.FilePath);
if (project == null)
{
return(Task.FromResult <object>(null));
}
return(Task.FromResult <object>(new MSBuildProject(project)));
}
public async Task <FormatRangeResponse> Handle(FormatAfterKeystrokeRequest request)
{
var document = _workspace.GetDocument(request.FileName);
if (document == null)
{
return(null);
}
var lines = (await document.GetSyntaxTreeAsync()).GetText().Lines;
int position = lines.GetPosition(new LinePosition(request.Line - 1, request.Column - 1));
var changes = await OmniSharp.Roslyn.CSharp.Workers.Format.Formatting.GetFormattingChangesAfterKeystroke(_workspace, _options, document, position, request.Char);
return(new FormatRangeResponse()
{
Changes = changes
});
}
public Task <object> GetProjectModel(string path)
{
_logger.LogDebug($"GetProjectModel {path}");
var document = _omnisharpWorkspace.GetDocument(path);
if (document == null)
{
return(Task.FromResult <object>(null));
}
var projectPath = document.Project.FilePath;
_logger.LogDebug($"GetProjectModel {path}=>{projectPath}");
var projectEntry = _projectStates.GetOrAddEntry(projectPath);
var projectInformation = new DotNetProjectInformation(projectEntry);
return(Task.FromResult <object>(projectInformation));
}
public async Task <FormatRangeResponse> Handle(FormatRangeRequest request)
{
var document = _workspace.GetDocument(request.FileName);
if (document == null)
{
return(null);
}
var lines = (await document.GetSyntaxTreeAsync()).GetText().Lines;
var start = lines.GetPosition(new LinePosition(request.Line, request.Column));
var end = lines.GetPosition(new LinePosition(request.EndLine, request.EndColumn));
var changes = await OmniSharp.Roslyn.CSharp.Workers.Format.Formatting.GetFormattingChangesForRange(_workspace, _options, document, start, end);
return(new FormatRangeResponse()
{
Changes = changes
});
}
private async Task <IEnumerable <CodeAction> > GetActions(ICodeActionRequest request)
{
var actions = new List <CodeAction>();
_originalDocument = _workspace.GetDocument(request.FileName);
if (_originalDocument == null)
{
return(actions);
}
var refactoringContext = await GetRefactoringContext(request, actions);
var codeFixContext = await GetCodeFixContext(request, actions);
await CollectRefactoringActions(refactoringContext);
await CollectCodeFixActions(codeFixContext);
actions.Reverse();
return(actions);
}
public static async Task <IEnumerable <CodeAction> > GetActions(OmnisharpWorkspace workspace, IEnumerable <ICodeActionProvider> codeActionProviders, ILogger logger, ICodeActionRequest request)
{
var actions = new List <CodeAction>();
var originalDocument = workspace.GetDocument(request.FileName);
if (originalDocument == null)
{
return(actions);
}
var refactoringContext = await GetRefactoringContext(originalDocument, request, actions);
var codeFixContext = await GetCodeFixContext(originalDocument, request, actions);
await CollectRefactoringActions(codeActionProviders, logger, refactoringContext);
await CollectCodeFixActions(codeActionProviders, logger, codeFixContext);
actions.Reverse();
return(actions);
}
public Task <object> GetProjectModel(string path)
{
_logger.LogDebug($"GetProjectModel {path}");
var document = _omnisharpWorkspace.GetDocument(path);
if (document == null)
{
return(Task.FromResult <object>(null));
}
var projectPath = document.Project.FilePath;
_logger.LogDebug($"GetProjectModel {path}=>{projectPath}");
//var projectInformation = _projectStates.Get(projectPath).FirstOrDefault()?.Information;
//if (projectInformation == null)
//{
return(Task.FromResult <object>(null));
//}
//return Task.FromResult<object>(new DotNetProjectInformation(projectPath, projectInformation));
}
public async Task <QuickFixResponse> Handle(GotoRegionRequest request)
{
var regions = new List <QuickFix>();
var document = _workspace.GetDocument(request.FileName);
if (document != null)
{
var root = await document.GetSyntaxRootAsync();
var regionTrivias = root.DescendantNodesAndTokens()
.Where(node => node.HasLeadingTrivia)
.SelectMany(node => node.GetLeadingTrivia())
.Where(x => (x.RawKind == (int)SyntaxKind.RegionDirectiveTrivia ||
x.RawKind == (int)SyntaxKind.EndRegionDirectiveTrivia));
foreach (var regionTrivia in regionTrivias.Distinct())
{
regions.Add(await QuickFixHelper.GetQuickFix(_workspace, regionTrivia.GetLocation()));
}
}
return(new QuickFixResponse(regions));
}
public async Task <GetTestCommandResponse> Handle(TestCommandRequest request)
{
var quickFixes = new List <QuickFix>();
var document = _workspace.GetDocument(request.FileName);
var response = new GetTestCommandResponse();
if (document != null)
{
var semanticModel = await document.GetSemanticModelAsync();
var syntaxTree = semanticModel.SyntaxTree;
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line, request.Column));
var node = syntaxTree.GetRoot().FindToken(position).Parent;
SyntaxNode method = node.FirstAncestorOrSelf <MethodDeclarationSyntax>();
SyntaxNode type = GetTypeDeclaration(node);
if (type == null)
{
return(response);
}
var symbol = semanticModel.GetDeclaredSymbol(method ?? type);
var context = new TestContext(document.Project.FilePath, request.Type, symbol);
response.TestCommand = _testCommandProviders
.Select(t => t.GetTestCommand(context))
.FirstOrDefault(c => c != null);
var directory = Path.GetDirectoryName(document.Project.FilePath);
response.Directory = directory;
}
return(response);
}
public async Task <RenameResponse> Handle(RenameRequest request)
{
var response = new RenameResponse();
var document = _workspace.GetDocument(request.FileName);
if (document != null)
{
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line, request.Column));
var symbol = await SymbolFinder.FindSymbolAtPositionAsync(document, position);
Solution solution = _workspace.CurrentSolution;
if (symbol != null)
{
try
{
solution = await Renamer.RenameSymbolAsync(solution, symbol, request.RenameTo, _workspace.Options);
}
catch (ArgumentException e)
{
response.ErrorMessage = e.Message;
}
}
var changes = new Dictionary <string, ModifiedFileResponse>();
var solutionChanges = solution.GetChanges(_workspace.CurrentSolution);
foreach (var projectChange in solutionChanges.GetProjectChanges())
{
foreach (var changedDocumentId in projectChange.GetChangedDocuments())
{
var changedDocument = solution.GetDocument(changedDocumentId);
ModifiedFileResponse modifiedFileResponse;
if (!changes.TryGetValue(changedDocument.FilePath, out modifiedFileResponse))
{
modifiedFileResponse = new ModifiedFileResponse(changedDocument.FilePath);
changes[changedDocument.FilePath] = modifiedFileResponse;
}
if (!request.WantsTextChanges)
{
var changedText = await changedDocument.GetTextAsync();
modifiedFileResponse.Buffer = changedText.ToString();
}
else
{
var originalDocument = _workspace.CurrentSolution.GetDocument(changedDocumentId);
var textChanges = await changedDocument.GetTextChangesAsync(originalDocument);
var linePositionSpanTextChanges = await LinePositionSpanTextChange.Convert(originalDocument, textChanges);
modifiedFileResponse.Changes = modifiedFileResponse.Changes != null
? modifiedFileResponse.Changes.Union(linePositionSpanTextChanges)
: linePositionSpanTextChanges;
}
}
}
if (request.ApplyTextChanges)
{
// Attempt to update the workspace
if (_workspace.TryApplyChanges(solution))
{
response.Changes = changes.Values;
}
}
else
{
response.Changes = changes.Values;
}
}
return(response);
}
public async Task <GotoDefinitionResponse> Handle(GotoDefinitionRequest request)
{
var quickFixes = new List <QuickFix>();
var document = _workspace.GetDocument(request.FileName);
var response = new GotoDefinitionResponse();
if (document != null)
{
var semanticModel = await document.GetSemanticModelAsync();
var syntaxTree = semanticModel.SyntaxTree;
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line - 1, request.Column - 1));
var symbol = SymbolFinder.FindSymbolAtPosition(semanticModel, position, _workspace);
if (symbol != null)
{
var location = symbol.Locations.First();
if (location.IsInSource)
{
var lineSpan = symbol.Locations.First().GetMappedLineSpan();
response = new GotoDefinitionResponse
{
FileName = lineSpan.Path,
Line = lineSpan.StartLinePosition.Line + 1,
Column = lineSpan.StartLinePosition.Character + 1
};
}
else if (location.IsInMetadata && request.WantMetadata)
{
var cancellationSource = new CancellationTokenSource(TimeSpan.FromMilliseconds(request.Timeout));
var metadataDocument = await _metadataHelper.GetDocumentFromMetadata(document.Project, symbol, cancellationSource.Token);
if (metadataDocument != null)
{
cancellationSource = new CancellationTokenSource(TimeSpan.FromMilliseconds(request.Timeout));
var metadataLocation = await _metadataHelper.GetSymbolLocationFromMetadata(symbol, metadataDocument, cancellationSource.Token);
var lineSpan = metadataLocation.GetMappedLineSpan();
response = new GotoDefinitionResponse
{
Line = lineSpan.StartLinePosition.Line + 1,
Column = lineSpan.StartLinePosition.Character + 1,
MetadataSource = new MetadataSource()
{
AssemblyName = symbol.ContainingAssembly.Name,
ProjectName = document.Project.Name,
TypeName = _metadataHelper.GetSymbolName(symbol)
},
};
}
}
}
}
return(response);
}
public static async Task<ISymbol> SymbolFromQuickFix(OmnisharpWorkspace workspace, QuickFix result)
{
var document = workspace.GetDocument(result.FileName);
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(result.Line - 1, result.Column - 1));
var semanticModel = await document.GetSemanticModelAsync();
return SymbolFinder.FindSymbolAtPosition(semanticModel, position, workspace);
}