Add version display at startup

Author: MikhailArkhipov

src/LanguageServer/Impl/Implementation/Server.cs

@@ -377,11 +377,7 @@ private async Task DoInitializeAsync(InitializeParams @params, CancellationToken
             }
             _displayTextBuilder = DocumentationBuilder.Create(DisplayOptions);
 
-            if (string.IsNullOrEmpty(Analyzer.InterpreterFactory?.Configuration?.InterpreterPath)) {
-                LogMessage(MessageType._General, "Initializing for generic interpreter");
-            } else {
-                LogMessage(MessageType._General, $"Initializing for {Analyzer.InterpreterFactory.Configuration.InterpreterPath}");
-            }
+            DisplayStartupInfo();
 
             if (@params.rootUri != null) {
                 _rootDir = @params.rootUri.ToAbsolutePath();
@@ -395,6 +391,14 @@ private async Task DoInitializeAsync(InitializeParams @params, CancellationToken
             Analyzer.Interpreter.ModuleNamesChanged += Interpreter_ModuleNamesChanged;
         }
 
+        private void DisplayStartupInfo() {
+            LogMessage(MessageType._General, Resources.LanguageServerVersion.FormatInvariant(Assembly.GetExecutingAssembly().GetName().Version));
+            LogMessage(MessageType._General,
+                string.IsNullOrEmpty(Analyzer.InterpreterFactory?.Configuration?.InterpreterPath)
+                ? Resources.InitializingForGenericInterpreter
+                : Resources.InitializingForPythonInterpreter.FormatInvariant(Analyzer.InterpreterFactory.Configuration.InterpreterPath));
+        }
+
         private void Interpreter_ModuleNamesChanged(object sender, EventArgs e) {
             Analyzer.Modules.ReInit();
             foreach (var entry in Analyzer.ModulesByFilename) {
@@ -433,7 +437,7 @@ private async Task<PythonAnalyzer> CreateAnalyzer(PythonInitializationOptions.In
 
             var interp = factory.CreateInterpreter();
             if (interp == null) {
-                throw new InvalidOperationException("Failed to create interpreter");
+                throw new InvalidOperationException(Resources.Error_FailedToCreateInterpreter);
             }
 
             LogMessage(MessageType.Info, $"Created {interp.GetType().FullName} instance from {factory.GetType().FullName}");

src/LanguageServer/Impl/Resources.Designer.cs

@@ -123,6 +123,18 @@
   <data name="AnalysisProgress_SingleItemRemaining" xml:space="preserve">
     <value>Analyzing workspace, 1 item remaining...</value>
   </data>
+  <data name="Error_FailedToCreateInterpreter" xml:space="preserve">
+    <value>Failed to create interpreter</value>
+  </data>
+  <data name="InitializingForGenericInterpreter" xml:space="preserve">
+    <value>Initializing for generic interpreter</value>
+  </data>
+  <data name="InitializingForPythonInterpreter" xml:space="preserve">
+    <value>Initializing for {0}</value>
+  </data>
+  <data name="LanguageServerVersion" xml:space="preserve">
+    <value>Microsoft Python Language Server version {0}</value>
+  </data>
   <data name="RenameVariable_CannotRename" xml:space="preserve">
     <value>Cannot rename</value>
   </data>