public async Task Handle_ResolvesTagHelperElementCompletionItems()
{
// Arrange
var documentPath = "C:/path/to/document.cshtml";
var tagHelperCompletionItem = new CompletionItem()
{
InsertText = "Test"
};
var tagHelperCompletionService = Mock.Of <TagHelperCompletionService>(
service => service.GetCompletionsAt(It.IsAny <SourceSpan>(), It.IsAny <RazorCodeDocument>()) == new[] { tagHelperCompletionItem });
var codeDocument = CreateCodeDocument("<");
var documentResolver = CreateDocumentResolver(documentPath, codeDocument);
var completionEndpoint = new RazorCompletionEndpoint(Dispatcher, documentResolver, CompletionFactsService, tagHelperCompletionService, TagHelperDescriptionFactory, LoggerFactory);
var request = new CompletionParams()
{
TextDocument = new TextDocumentIdentifier(new Uri(documentPath)),
Position = new Position(0, 1)
};
// Act
var completionList = await Task.Run(() => completionEndpoint.Handle(request, default));
// Assert
Assert.Contains(completionList, item => item.InsertText == "Test");
}
public async Task <CompletionList> Handle(CompletionParams request, CancellationToken token)
{
var(document, position) = _workspace.GetLogicalDocument(request);
var completionService = document.GetLanguageService <CompletionService>();
Microsoft.CodeAnalysis.Completion.CompletionTrigger trigger;
if (request.Context.TriggerKind == OmniSharp.Extensions.LanguageServer.Protocol.Models.CompletionTriggerKind.TriggerCharacter)
{
trigger = Microsoft.CodeAnalysis.Completion.CompletionTrigger.CreateInsertionTrigger(request.Context.TriggerCharacter[0]);
}
else
{
trigger = Microsoft.CodeAnalysis.Completion.CompletionTrigger.Invoke;
}
var completionList = await completionService.GetCompletionsAsync(document, position, trigger, cancellationToken : token);
if (completionList == null)
{
return(new CompletionList());
}
var completionItems = completionList.Items
.Select(x => ConvertCompletionItem(document, completionList.Rules, x))
.ToArray();
return(completionItems);
}
public async Task <CompletionList> Handle(CompletionParams request, CancellationToken cancellationToken)
{
_router.Window.LogMessage(new LogMessageParams()
{
Type = MessageType.Log,
Message = "Proto file completion list request at line: " + (request.Position.Line + 1),
});
_threadManager.AssertBackgroundThread();
var document = await Task.Factory.StartNew(
() => {
_snapshotManager.TryResolveDocument(request.TextDocument.Uri.AbsolutePath, out var doc);
return(doc);
},
CancellationToken.None,
TaskCreationOptions.None,
_threadManager.ForegroundScheduler);
var syntaxTree = await document.GetSyntaxTreeAsync();
var completionItems = new List <CompletionItem>();
foreach (var completionItemProvider in _completionItemProviders)
{
var owner = syntaxTree.Root.GetNodeAt((int)request.Position.Line, (int)request.Position.Character);
var resolvedCompletions = completionItemProvider.GetCompletionItems(owner, request.Position, syntaxTree);
completionItems.AddRange(resolvedCompletions);
}
var completionList = new CompletionList(completionItems);
return(completionList);
}
private bool IsSimpleImplicitExpression(CompletionParams request, LSPDocumentSnapshot documentSnapshot, TextExtent?wordExtent)
{
if (string.Equals(request.Context.TriggerCharacter, "@", StringComparison.Ordinal))
{
// Completion was triggered with `@` this is always a simple implicit expression
return(true);
}
if (wordExtent == null)
{
return(false);
}
if (!wordExtent.Value.IsSignificant)
{
// Word is only whitespace, definitely not an implicit expresison
return(false);
}
// We need to look at the item before the word because `@` at the beginning of a word is not encapsulated in that word.
var leadingWordCharacterIndex = Math.Max(0, wordExtent.Value.Span.Start.Position - 1);
var leadingWordCharacter = documentSnapshot.Snapshot[leadingWordCharacterIndex];
if (leadingWordCharacter == '@')
{
// This means that completion was requested at something like @for|e and the word was "fore" with the previous character index being "@"
return(true);
}
return(false);
}
public async Task <CompletionList> Handle(CompletionParams request, CancellationToken cancellationToken)
{
var text = _workspaceService.GetMarineFileBuffer(request.TextDocument.Uri.Path);
var tokens = new LexicalAnalyzer().GetTokens(text);
var result = new SyntaxAnalyzer().Parse(tokens);
var tasks = new List <Task <IEnumerable <CompletionItem> > >();
FuncDefinitionAst currentFuncDefAst = null;
if (result.programAst != null)
{
currentFuncDefAst = await Task.Run(() => GetCurrentFunctionAst(result.programAst, request.Position),
cancellationToken);
if (currentFuncDefAst != null)
{
tasks.Add(Task.Run(() => CreateFunctions(result.programAst), cancellationToken));
tasks.Add(Task.Run(() => CreateFunctionParamaters(currentFuncDefAst), cancellationToken));
tasks.Add(Task.Run(() => CreateVariables(currentFuncDefAst, request.Position), cancellationToken));
tasks.Add(Task.Run(CreateKeywords, cancellationToken));
}
}
tasks.Add(Task.Run(() => CreateSnippets(currentFuncDefAst), cancellationToken));
return(new CompletionList((await Task.WhenAll(tasks)).SelectMany(e => e)));
}
internal virtual void Completion(LanguageClient client)
{
RequestId requestId;
{
var param = new CompletionParams();
#if false
param.context.triggerKind = CompletionTriggerKind.TriggerCharacter;
param.context.triggerCharacter = ".";
#else
param.context.triggerKind = CompletionTriggerKind.TriggerCharacter;
param.context.triggerCharacter = ".";
#endif
param.textDocument.uri = sourceUri.AbsoluteUri;
param.position.line = compilationPosition.line;
param.position.character = compilationPosition.character;
requestId = client.Send.TextDocumentCompletion(param);
}
var millisecondsTimeout = 6000;
//Console.WriteLine(string.Format("millisecondsTimeout={0}", millisecondsTimeout));
var completion = (CompletionList)client.QueryResponse(requestId, millisecondsTimeout).item;
if (completion == null)
{
Console.WriteLine("Compilation is failed or timeout.");
//throw new Exception();
}
else
{
Console.WriteLine("[Success]completion.items.Length={0}", completion.items.Length);
}
}
public async Task <CompletionList> Handle(CompletionParams request, CancellationToken cancellationToken)
{
var documentPath = request.TextDocument.Uri.ToUri().LocalPath;
var buffer = _bufferManager.GetBuffer(request.TextDocument.Uri);
if (buffer == null)
{
return(new CompletionList());
}
var metdata = _metadataProvider.GetMetadataForDocument(documentPath);
if (metdata == null)
{
return(new CompletionList());
}
var position = Utils.PositionToOffset(request.Position, buffer.AsSpan());
var completionResult = new CompletionEngine().GetCompletions(metdata, buffer.ToString(), position);
if (completionResult == null)
{
return(new CompletionList());
}
List <CompletionItem> mappedComlpletions = new List <CompletionItem>();
for (int i = 0; i < completionResult.Completions.Count; i++)
{
var completion = MapCompletion(completionResult.Completions[i], completionResult.StartPosition, request.Position, i.ToString().PadLeft(10, '0'), buffer);
mappedComlpletions.Add(completion);
}
return(new CompletionList(mappedComlpletions));
}
private CompletionList StructureMemberComplete(CompletionParams request)
{
var tree = _bufferManager.GetParseTree(request.TextDocument.Uri);
var symbol = GetSymbolUnderCursor(tree, request.Position);
var items = new List <CompletionItem>();
if (symbol != null && symbol != tree)
{
var suffixes = GetSymbolSuffixes(symbol);
var trailer = GetSuffixTrailers(symbol);
if (trailer.Count > 0)
{
suffixes = GetTrailerSuffixes(trailer);
}
if (suffixes != null)
{
foreach (var suffix in suffixes)
{
items.Add(GetSuffixCompletionItem(suffix.Key, suffix.Value));
}
}
}
return(new CompletionList(items));
}
public CompletionProcessor(ISymbolGuesser symbolGuesser, DafnyDocument document, CompletionParams request, CancellationToken cancellationToken)
{
this.symbolGuesser = symbolGuesser;
this.document = document;
this.request = request;
this.cancellationToken = cancellationToken;
}
public async Task <CompletionList> Handle(CompletionParams request, CancellationToken cancellationToken)
{
var documentHash = Hash.StringHash(request.TextDocument.Uri.GetFileSystemPath());
var pos = request.Position;
var namesPtr = TreeSitter.GetCompletionItems(documentHash, pos.Line, pos.Character, (int)request.Context.TriggerKind);
var names = System.Runtime.InteropServices.Marshal.PtrToStringAnsi(namesPtr);
if (names == null)
{
return(new CompletionList());
}
var nameList = names.Split(",");
List <CompletionItem> items = new List <CompletionItem>(nameList.Length);
int sortValue = 0;
foreach (var name in nameList)
{
if (name == "")
{
continue;
}
var completion = new CompletionItem();
completion.Label = name;
completion.SortText = sortValue.ToString("D8");
completion.FilterText = name.ToLower();
items.Add(completion);
sortValue++;
}
return(new CompletionList(items));
}
public Task <object> RequestCompletions(CompletionParams completionParams, CancellationToken token)
{
if (completionProvider != null)
{
return(completionProvider.RequestCompletions(completionParams, param => RequestCompletionsInternal(param, token)));
}
return(RequestCompletionsInternal(completionParams, token));
}
public override async Task <CompletionList> Completion(CompletionParams @params, CancellationToken cancellationToken)
{
var uri = @params.textDocument.uri;
ProjectFiles.GetEntry(@params.textDocument, @params._version, out var entry, out var tree);
TraceMessage($"Completions in {uri} at {@params.position}");
tree = GetParseTree(entry, uri, cancellationToken, out var version) ?? tree;
var analysis = entry != null ? await entry.GetAnalysisAsync(50, cancellationToken) : null;
if (analysis == null)
{
TraceMessage($"No analysis found for {uri}");
return(new CompletionList());
}
var opts = GetOptions(@params.context);
var ctxt = new CompletionAnalysis(analysis, tree, @params.position, opts, Settings.completion, _displayTextBuilder, Logger, () => entry.ReadDocument(ProjectFiles.GetPart(uri), out _));
var members = string.IsNullOrEmpty(@params._expr)
? ctxt.GetCompletions()
: ctxt.GetCompletionsFromString(@params._expr);
if (members == null)
{
TraceMessage($"No completions at {@params.position} in {uri}");
return(new CompletionList());
}
if (!Settings.completion.showAdvancedMembers)
{
members = members.Where(m => !m.label.StartsWith("__"));
}
var filterKind = @params.context?._filterKind;
if (filterKind.HasValue && filterKind != CompletionItemKind.None)
{
TraceMessage($"Only returning {filterKind.Value} items");
members = members.Where(m => m.kind == filterKind.Value);
}
var res = new CompletionList {
items = members.ToArray(),
_expr = ctxt.ParentExpression?.ToCodeString(tree, CodeFormattingOptions.Traditional),
_commitByDefault = ctxt.ShouldCommitByDefault,
_allowSnippet = ctxt.ShouldAllowSnippets
};
res._applicableSpan = GetApplicableSpan(ctxt, @params, tree);
LogMessage(MessageType.Info, $"Found {res.items.Length} completions for {uri} at {@params.position} after filtering");
await InvokeExtensionsAsync((ext, token)
=> (ext as ICompletionExtension)?.HandleCompletionAsync(uri, analysis, tree, @params.position, res, cancellationToken), cancellationToken);
return(res);
}
public async Task HandleRequestAsync_CSharpProjection_IdentifierTriggerCharacter_InvokesCSharpLanguageServerNull()
{
// Arrange
var called = false;
var expectedItem = new CompletionItem()
{
InsertText = "DateTime"
};
var completionRequest = new CompletionParams()
{
TextDocument = new TextDocumentIdentifier()
{
Uri = Uri
},
Context = new CompletionContext()
{
TriggerKind = CompletionTriggerKind.TriggerCharacter, TriggerCharacter = "a"
},
Position = new Position(0, 1)
};
var documentManager = new TestDocumentManager();
documentManager.AddDocument(Uri, Mock.Of <LSPDocumentSnapshot>());
var requestInvoker = new Mock <LSPRequestInvoker>();
requestInvoker
.Setup(r => r.ReinvokeRequestOnServerAsync <CompletionParams, SumType <CompletionItem[], CompletionList>?>(It.IsAny <string>(), It.IsAny <string>(), It.IsAny <CompletionParams>(), It.IsAny <CancellationToken>()))
.Callback <string, string, CompletionParams, CancellationToken>((method, serverContentType, completionParams, ct) =>
{
Assert.Equal(Methods.TextDocumentCompletionName, method);
Assert.Equal(RazorLSPConstants.CSharpContentTypeName, serverContentType);
called = true;
})
.Returns(Task.FromResult <SumType <CompletionItem[], CompletionList>?>(new[] { expectedItem }));
var projectionResult = new ProjectionResult()
{
LanguageKind = RazorLanguageKind.CSharp,
};
var projectionProvider = new Mock <LSPProjectionProvider>();
projectionProvider.Setup(p => p.GetProjectionAsync(It.IsAny <LSPDocumentSnapshot>(), It.IsAny <Position>(), It.IsAny <CancellationToken>())).Returns(Task.FromResult(projectionResult));
var completionHandler = new CompletionHandler(JoinableTaskContext, requestInvoker.Object, documentManager, projectionProvider.Object);
// Act
var result = await completionHandler.HandleRequestAsync(completionRequest, new ClientCapabilities(), CancellationToken.None).ConfigureAwait(false);
// Assert
Assert.True(called);
Assert.NotEmpty((CompletionItem[])result.Value);
var item = ((CompletionItem[])result.Value).First();
Assert.Equal(expectedItem.InsertText, item.InsertText);
}
public async Task <CompletionList> Handle(CompletionParams request, CancellationToken cancellationToken)
{
// Util.Log("Handling completion request.");
// return new CompletionList(new CompletionItem{Label ="new version op"});
// var result = await CompletionInstance.ProvideCompletionItems(request, server, _bufferManager);
var result = await CompletionInstance.ProvideCompletionItems(request, Server.Instance, LanguageServer);
return(result);
}
public async override Task <CompletionList> Handle(CompletionParams request, CancellationToken cancellationToken)
{
var document = await documents.GetDocumentAsync(request.TextDocument);
if (document == null)
{
logger.LogWarning("location requested for unloaded document {DocumentUri}", request.TextDocument.Uri);
return(new CompletionList());
}
return(new CompletionProcessor(symbolGuesser, document, request, cancellationToken).Process());
}
public override Task <CompletionList> Handle(CompletionParams request, CancellationToken cancellationToken)
{
DafnyDocument?document;
if (!_documents.TryGetDocument(request.TextDocument, out document))
{
_logger.LogWarning("location requested for unloaded document {DocumentUri}", request.TextDocument.Uri);
return(Task.FromResult(new CompletionList()));
}
return(Task.FromResult(new CompletionProcessor(_symbolGuesser, document, request, cancellationToken).Process()));
}