Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

lib/vscode/extensions/markdown-language-features/src/telemetryReporter.ts

@@ -0,0 +1,60 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+import * as vscode from 'vscode';
+import { default as VSCodeTelemetryReporter } from 'vscode-extension-telemetry';
+
+interface IPackageInfo {
+	name: string;
+	version: string;
+	aiKey: string;
+}
+
+export interface TelemetryReporter {
+	dispose(): void;
+	sendTelemetryEvent(eventName: string, properties?: {
+		[key: string]: string;
+	}): void;
+}
+
+const nullReporter = new class NullTelemetryReporter implements TelemetryReporter {
+	sendTelemetryEvent() { /** noop */ }
+	dispose() { /** noop */ }
+};
+
+class ExtensionReporter implements TelemetryReporter {
+	private readonly _reporter: VSCodeTelemetryReporter;
+
+	constructor(
+		packageInfo: IPackageInfo
+	) {
+		this._reporter = new VSCodeTelemetryReporter(packageInfo.name, packageInfo.version, packageInfo.aiKey);
+	}
+	sendTelemetryEvent(eventName: string, properties?: {
+		[key: string]: string;
+	}) {
+		this._reporter.sendTelemetryEvent(eventName, properties);
+	}
+
+	dispose() {
+		this._reporter.dispose();
+	}
+}
+
+export function loadDefaultTelemetryReporter(): TelemetryReporter {
+	const packageInfo = getPackageInfo();
+	return packageInfo ? new ExtensionReporter(packageInfo) : nullReporter;
+}
+
+function getPackageInfo(): IPackageInfo | null {
+	const extension = vscode.extensions.getExtension('Microsoft.vscode-markdown');
+	if (extension && extension.packageJSON) {
+		return {
+			name: extension.packageJSON.name,
+			version: extension.packageJSON.version,
+			aiKey: extension.packageJSON.aiKey
+		};
+	}
+	return null;
+}