import type { QueryBuilder } from '../types/query-builder';
import { ListOf } from '../types/malloy-element';
import type { QueryExtendProperty } from '../types/query-extend-property';
import type { QueryPropertyInterface } from '../types/query-property-interface';
import { LegalRefinementStage } from '../types/query-property-interface';
export declare class ExtendBlock extends ListOf<QueryExtendProperty> implements QueryPropertyInterface {
    elementType: string;
    forceQueryClass: undefined;
    queryRefinementStage: LegalRefinementStage;
    queryExecute(executeFor: QueryBuilder): void;
}