import { BaseWidget } from '../base-widget';
import { NgAisInstantSearch } from '../instantsearch/instantsearch';
import { NgAisIndex } from '../index-widget/index-widget';
declare type FacetValue = string | number | boolean;
export declare class NgAisQueryRuleContext extends BaseWidget {
    parentIndex: NgAisIndex;
    instantSearchInstance: NgAisInstantSearch;
    trackedFilters: {
        [facetName: string]: (facetValues: FacetValue[]) => FacetValue[];
    };
    transformRuleContexts?: (items: string[]) => string[];
    constructor(parentIndex: NgAisIndex, instantSearchInstance: NgAisInstantSearch);
    ngOnInit(): void;
}
export {};