chore: import upstream snapshot with attribution

extensions/github-authentication/src/common/logger.ts

@@ -0,0 +1,32 @@
+/*---------------------------------------------------------------------------------------------
+ *  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 { AuthProviderType } from '../github';
+
+export class Log {
+	private output: vscode.LogOutputChannel;
+
+	constructor(private readonly type: AuthProviderType) {
+		const friendlyName = this.type === AuthProviderType.github ? 'GitHub' : 'GitHub Enterprise';
+		this.output = vscode.window.createOutputChannel(`${friendlyName} Authentication`, { log: true });
+	}
+
+	public trace(message: string): void {
+		this.output.trace(message);
+	}
+
+	public info(message: string): void {
+		this.output.info(message);
+	}
+
+	public error(message: string): void {
+		this.output.error(message);
+	}
+
+	public warn(message: string): void {
+		this.output.warn(message);
+	}
+}