Dispose telemetryReporter in the end

package.json

@@ -42,7 +42,7 @@
     "vscode-debug-logger": "^0.0.4",
     "vscode-debugadapter": "^1.11.0",
     "vscode-debugprotocol": "^1.11.0",
-    "vscode-extension-telemetry": "0.0.5",
+    "vscode-extension-telemetry": "0.0.10",
     "vscode-languageclient": "^2.5.0"
   },
   "devDependencies": {
@@ -979,4 +979,4 @@
       ]
     }
   }
-}
+}

src/goMain.ts

@@ -30,7 +30,7 @@ import * as goGenerateTests from './goGenerateTests';
 import { addImport } from './goImport';
 import { getAllPackages } from './goPackages';
 import { installAllTools, checkLanguageServer } from './goInstallTools';
-import { isGoPathSet, getBinPath, sendTelemetryEvent, getExtensionCommands, getGoVersion, getCurrentGoPath, getToolsGopath, handleDiagnosticErrors } from './util';
+import { isGoPathSet, getBinPath, sendTelemetryEvent, getExtensionCommands, getGoVersion, getCurrentGoPath, getToolsGopath, handleDiagnosticErrors, disposeTelemetryReporter } from './util';
 import { LanguageClient } from 'vscode-languageclient';
 import { clearCacheForTools } from './goPath';
 import { addTags, removeTags } from './goModifytags';
@@ -331,7 +331,8 @@ export function activate(ctx: vscode.ExtensionContext): void {
 	sendTelemetryEventForConfig(vscode.workspace.getConfiguration('go', vscode.window.activeTextEditor ? vscode.window.activeTextEditor.document.uri : null));
 }
 
-function deactivate() {
+export function deactivate() {
+	return disposeTelemetryReporter();
 }
 
 function runBuilds(document: vscode.TextDocument, goConfig: vscode.WorkspaceConfiguration) {

src/util.ts

@@ -276,6 +276,13 @@ export function sendTelemetryEvent(eventName: string, properties?: {
 	telemtryReporter.sendTelemetryEvent(eventName, properties, measures);
 }
 
+export function disposeTelemetryReporter(): Promise<any> {
+	if (telemtryReporter) {
+		return telemtryReporter.dispose();
+	}
+	return Promise.resolve(null);
+}
+
 export function isPositionInString(document: vscode.TextDocument, position: vscode.Position): boolean {
 	let lineText = document.lineAt(position.line).text;
 	let lineTillCurrentPosition = lineText.substr(0, position.character);