import { Config, Address, Token } from './types';
export declare function generateConfig(network: number): Config;
export declare class ConfigHelper {
    isSlave: boolean;
    data: Config;
    masterBlockNumberCacheKey: string;
    constructor(isSlave: boolean, data: Config, masterCachePrefix: string);
    wrapETH(token: string): string;
    wrapETH(token: Token): Token;
    unwrapETH(token: Token): Token;
    isWETH(tokenAddress: Address): boolean;
}