diff --git a/lib/public/components/Filters/common/FilteringModel.js b/lib/public/components/Filters/common/FilteringModel.js index e937786456..ac3224ecc4 100644 --- a/lib/public/components/Filters/common/FilteringModel.js +++ b/lib/public/components/Filters/common/FilteringModel.js @@ -12,6 +12,8 @@ */ import { expandQueryLikeNestedKey } from '../../../utilities/expandNestedKey.js'; +import { SelectionModel } from '../../common/selection/SelectionModel.js'; +import { FilterModel } from './FilterModel.js'; import { Observable } from '/js/src/index.js'; /** @@ -118,6 +120,10 @@ export class FilteringModel extends Observable { return; } + if (!(filter instanceof FilterModel || filter instanceof SelectionModel)) { + throw new Error('Filter must extend FilterModel or SelectionModel'); + } + this._filters[key] = filter; this._filterModels.push(filter); filter.bubbleTo(this);