debug: deep clone before passing in config

src/vs/workbench/contrib/debug/browser/debugActions.ts

@@ -13,6 +13,7 @@ import { IEditorService } from 'vs/workbench/services/editor/common/editorServic
 import { INotificationService } from 'vs/platform/notification/common/notification';
 import { IClipboardService } from 'vs/platform/clipboard/common/clipboardService';
 import { IQuickInputService } from 'vs/platform/quickinput/common/quickInput';
+import { deepClone } from 'vs/base/common/objects';
 
 export abstract class AbstractDebugAction extends Action {
 
@@ -129,7 +130,8 @@ export class StartAction extends AbstractDebugAction {
 
 	async run(): Promise<boolean> {
 		let { launch, name, config } = this.debugService.getConfigurationManager().selectedConfiguration;
-		return this.debugService.startDebugging(launch, config || name, { noDebug: this.isNoDebug() });
+		const clonedConfig = deepClone(config);
+		return this.debugService.startDebugging(launch, clonedConfig || name, { noDebug: this.isNoDebug() });
 	}
 
 	protected isNoDebug(): boolean {

src/vs/workbench/contrib/debug/browser/debugService.ts

@@ -372,7 +372,9 @@ export class DebugService implements IDebugService {
 			// a no-folder workspace has no launch.config
 			config = Object.create(null);
 		}
-		config!.noDebug = !!(options && options.noDebug);
+		if (options && options.noDebug) {
+			options.noDebug = true;
+		}
 		const unresolvedConfig = deepClone(config);
 
 		if (!type) {