message: Mark that variable as `readonly`
diff: @@ -245,7 +245,7 @@ export class NagManager implements vscode.Disposable {
  } catch (e) { console.error('Error starting up initial event polling.', e); }
  }
  - private _cmakeLatestVersionEmitter = new vscode.EventEmitter<LatestCMakeInfo>();
  + private readonly _cmakeLatestVersionEmitter = new vscode.EventEmitter<LatestCMakeInfo>();
  get onCMakeLatestVersion() { return this._cmakeLatestVersionEmitter.event; }
  dispose() { this._cmakeLatestVersionEmitter.dispose(); }
  