private static async Task InsertTextAsync(
RequestExecutionQueue queue,
LanguageServerProtocol server,
Document document,
int position,
string text)
{
var sourceText = await document.GetTextAsync();
var lineInfo = sourceText.Lines.GetLinePositionSpan(new TextSpan(position, 0));
await server.ExecuteRequestAsync <DidChangeTextDocumentParams, object>(
queue,
Methods.TextDocumentDidChangeName,
new DidChangeTextDocumentParams
{
TextDocument = ProtocolConversions.DocumentToVersionedTextDocumentIdentifier(document),
ContentChanges = new TextDocumentContentChangeEvent[]
{
new TextDocumentContentChangeEvent
{
Range = new LSP.Range
{
Start = ProtocolConversions.LinePositionToPosition(lineInfo.Start),
End = ProtocolConversions.LinePositionToPosition(lineInfo.End),
},
Text = text,
},
},
},
new LSP.ClientCapabilities(),
clientName : null,
CancellationToken.None);
}
private static async Task CloseDocumentAsync(RequestExecutionQueue queue, LanguageServerProtocol server, Document document)
{
await server.ExecuteRequestAsync <DidCloseTextDocumentParams, object>(
queue,
Methods.TextDocumentDidCloseName,
new DidCloseTextDocumentParams
{
TextDocument = new TextDocumentIdentifier
{
Uri = document.GetURI(),
}
},
new LSP.ClientCapabilities(),
clientName : null,
CancellationToken.None);
}
private static async Task OpenDocumentAsync(RequestExecutionQueue queue, LanguageServerProtocol server, Document document)
{
await server.ExecuteRequestAsync <DidOpenTextDocumentParams, object>(
queue,
Methods.TextDocumentDidOpenName,
new DidOpenTextDocumentParams
{
TextDocument = new TextDocumentItem
{
Uri = document.GetURI(),
Text = document.GetTextSynchronously(CancellationToken.None).ToString(),
}
},
new LSP.ClientCapabilities(),
clientName : null,
CancellationToken.None);
}
public async Task <InitializeResult> InitializeAsync(InitializeParams initializeParams, CancellationToken cancellationToken)
{
_clientCapabilities = (VSClientCapabilities)initializeParams.Capabilities;
var serverCapabilities = await _protocol.ExecuteRequestAsync <InitializeParams, InitializeResult>(Methods.InitializeName,
_workspace.CurrentSolution, initializeParams, _clientCapabilities, _clientName, cancellationToken).ConfigureAwait(false);
// Always support hover - if any LSP client for a content type advertises support,
// then the liveshare provider is disabled. So we must provide for both C# and razor
// until https://devdiv.visualstudio.com/DevDiv/_workitems/edit/1106064/ is fixed
// or we have different content types.
serverCapabilities.Capabilities.HoverProvider = true;
return(serverCapabilities);
}
