Updated when initialize delegates are called so that supported capababilies will the populated

Author: david-driscoll

src/Server/LanguageServer.cs

@@ -180,6 +180,8 @@ internal LanguageServer(
         /// </summary>
         public LogLevel MinimumLogLevel { get; set; }
 
+        public IServiceProvider Services => _serviceProvider;
+
         public IDisposable AddHandler(string method, IJsonRpcHandler handler)
         {
             var handlerDisposable = _collection.Add(method, handler);
@@ -260,8 +262,6 @@ async Task<InitializeResult> IRequestHandler<InitializeParams, InitializeResult>
                 MinimumLogLevel = LogLevel.Trace;
             }
 
-            await Task.WhenAll(_initializeDelegates.Select(c => c(this, request)));
-
             _clientVersion = request.Capabilities.GetClientVersion();
             _serializer.SetClientCapabilities(_clientVersion.Value, request.Capabilities);
 
@@ -287,6 +287,8 @@ async Task<InitializeResult> IRequestHandler<InitializeParams, InitializeResult>
 
             AddHandlers(_serviceProvider.GetServices<IJsonRpcHandler>().ToArray());
 
+            await Task.WhenAll(_initializeDelegates.Select(c => c(this, request)));
+
             var textDocumentCapabilities = ClientSettings.Capabilities.TextDocument;
             var workspaceCapabilities = ClientSettings.Capabilities.Workspace;