import { ExpressionParser } from "../ExpressionParser";
import { Expression } from "../../../SearchReq";
import { Bitset } from "../../../hook-struct/Bitset";
import { FactoryParser } from "../FactoryParser";
export declare class OrExpressionParser implements ExpressionParser {
    filter(expr: Expression, parser: FactoryParser): Promise<Bitset | null>;
}