Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

lib/vscode/extensions/git/src/terminal.ts

@@ -0,0 +1,44 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { ExtensionContext, workspace } from 'vscode';
+import { filterEvent, IDisposable } from './util';
+
+export class TerminalEnvironmentManager {
+
+	private readonly disposable: IDisposable;
+
+	private _enabled = false;
+	private set enabled(enabled: boolean) {
+		if (this._enabled === enabled) {
+			return;
+		}
+
+		this._enabled = enabled;
+		this.context.environmentVariableCollection.clear();
+
+		if (enabled) {
+			for (const name of Object.keys(this.env)) {
+				this.context.environmentVariableCollection.replace(name, this.env[name]);
+			}
+		}
+	}
+
+	constructor(private readonly context: ExtensionContext, private readonly env: { [key: string]: string }) {
+		this.disposable = filterEvent(workspace.onDidChangeConfiguration, e => e.affectsConfiguration('git'))
+			(this.refresh, this);
+
+		this.refresh();
+	}
+
+	private refresh(): void {
+		const config = workspace.getConfiguration('git', null);
+		this.enabled = config.get<boolean>('enabled', true) && config.get('terminalAuthentication', true);
+	}
+
+	dispose(): void {
+		this.disposable.dispose();
+	}
+}