import type { FieldReferences } from '../query-items/field-references';
import type { FieldName } from '../types/field-space';
import { MalloyElement } from '../types/malloy-element';
import type { QueryPropertyInterface } from '../types/query-property-interface';
import { QueryClass } from '../types/query-property-interface';
export declare class Index extends MalloyElement implements QueryPropertyInterface {
    readonly fields: FieldReferences;
    elementType: string;
    weightBy?: FieldName;
    forceQueryClass: QueryClass;
    queryRefinementStage: undefined;
    constructor(fields: FieldReferences);
    useWeight(fn: FieldName): void;
}