src/vs/platform/userDataSync/common/userDataSync.ts/UserDataSyncError/constructor
class UserDataSyncError:	constructor(
		message: string,
		readonly code: UserDataSyncErrorCode,
		readonly resource?: SyncResource,
		readonly operationId?: string
	) {
		super(message);
		this.name = `${this.code} (UserDataSyncError) syncResource:${this.resource || 'unknown'} operationId:${this.operationId || 'unknown'}`;
	}