Resolve promise when workspace state changes (microsoft#128344) (microsoft#128632)

Author: lszomoru

src/vs/workbench/services/workspaces/common/workspaceTrust.ts

@@ -3,7 +3,7 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
-import { Emitter } from 'vs/base/common/event';
+import { Emitter, Event } from 'vs/base/common/event';
 import { splitName } from 'vs/base/common/labels';
 import { Disposable, IDisposable, toDisposable } from 'vs/base/common/lifecycle';
 import { LinkedList } from 'vs/base/common/linkedList';
@@ -756,9 +756,11 @@ export class WorkspaceTrustRequestService extends Disposable implements IWorkspa
 			return;
 		}
 
-		// Update storage, transition workspace, and resolve the promise
+		// Register one-time event handler to resolve the promise when workspace trust changed
+		Event.once(this.workspaceTrustManagementService.onDidChangeTrust)(trusted => this.resolveWorkspaceTrustRequest(trusted));
+
+		// Update storage, transition workspace state
 		await this.workspaceTrustManagementService.setWorkspaceTrust(trusted);
-		this.resolveWorkspaceTrustRequest(trusted);
 	}
 
 	async requestWorkspaceTrust(options?: WorkspaceTrustRequestOptions): Promise<boolean | undefined> {